<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2022 Workiva-->
<!--r:e6891988-c797-4972-93bc-9ac5fa18c933,g:19ec5362-98a4-465a-8335-497bfcde1bb2-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.cryolife.com/role/Cover" xlink:type="simple" xlink:href="aort-20220930.xsd#Cover"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_570fa843-a0b3-4773-bf66-a833ef2b6782" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_DocumentType_570fa843-a0b3-4773-bf66-a833ef2b6782" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_ec33bfd4-f839-4b82-ac5e-10ee62c1f960" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentQuarterlyReport"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_DocumentQuarterlyReport_ec33bfd4-f839-4b82-ac5e-10ee62c1f960" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_8d9d96ed-76f3-4599-a500-d3543e1e98f7" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_DocumentPeriodEndDate_8d9d96ed-76f3-4599-a500-d3543e1e98f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_242cda50-7e92-4f22-8d84-9e405aafd599" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentTransitionReport"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_DocumentTransitionReport_242cda50-7e92-4f22-8d84-9e405aafd599" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_e38db0bd-f0d9-4270-b96f-d1b8257c68a6" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityFileNumber_e38db0bd-f0d9-4270-b96f-d1b8257c68a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_6185ad5b-b740-4fc1-b82f-a0b24e1554ed" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityRegistrantName_6185ad5b-b740-4fc1-b82f-a0b24e1554ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_34c91e01-d065-4dbe-aecd-cb97fea7f1a7" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityIncorporationStateCountryCode_34c91e01-d065-4dbe-aecd-cb97fea7f1a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_19e798fd-f31b-4e39-92a5-b28f64e2fc3a" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityTaxIdentificationNumber_19e798fd-f31b-4e39-92a5-b28f64e2fc3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_1b1621fa-e586-431d-b5d2-38893e0a027f" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityAddressAddressLine1_1b1621fa-e586-431d-b5d2-38893e0a027f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_4678e0b1-b01f-40c2-8644-a2fb42bce42b" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityAddressCityOrTown_4678e0b1-b01f-40c2-8644-a2fb42bce42b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_6d344b40-4a53-4f30-a6fb-8278c3ae16dc" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityAddressStateOrProvince_6d344b40-4a53-4f30-a6fb-8278c3ae16dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_dbf546bc-37d3-409b-a29c-96698d1fbc4b" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityAddressPostalZipCode_dbf546bc-37d3-409b-a29c-96698d1fbc4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_c65cb76a-5a45-47f4-b1c2-66c78f90a3c9" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_CityAreaCode_c65cb76a-5a45-47f4-b1c2-66c78f90a3c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_2ac61447-f740-4867-9c91-f7d2b73bf05f" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_LocalPhoneNumber_2ac61447-f740-4867-9c91-f7d2b73bf05f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_ff45806e-48da-4cf2-884a-5124b4268020" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_Security12bTitle_ff45806e-48da-4cf2-884a-5124b4268020" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_151a378e-3887-4d31-87a3-91d488679d7a" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_TradingSymbol_151a378e-3887-4d31-87a3-91d488679d7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_cd5952cd-feae-43ee-ae96-e52adef1625a" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_SecurityExchangeName_cd5952cd-feae-43ee-ae96-e52adef1625a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_24fe1393-48ed-4a16-8d26-75720e91e13c" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCurrentReportingStatus"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityCurrentReportingStatus_24fe1393-48ed-4a16-8d26-75720e91e13c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_533b1d86-0078-4964-b6a8-a20ac2ebf748" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityInteractiveDataCurrent_533b1d86-0078-4964-b6a8-a20ac2ebf748" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_40cf4311-c996-4255-bf0b-bcdb968288db" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityFilerCategory"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityFilerCategory_40cf4311-c996-4255-bf0b-bcdb968288db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_f5339c52-8da2-4699-bbee-060742d91a61" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntitySmallBusiness"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntitySmallBusiness_f5339c52-8da2-4699-bbee-060742d91a61" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_cc45518a-6eb0-497c-a731-af73d55a9f36" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityEmergingGrowthCompany_cc45518a-6eb0-497c-a731-af73d55a9f36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_a1892952-05de-4cec-8d40-e90960110b38" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityShellCompany"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityShellCompany_a1892952-05de-4cec-8d40-e90960110b38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_249e2d97-1a02-4c61-8676-a32eb714a747" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_249e2d97-1a02-4c61-8676-a32eb714a747" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_98c558ac-3550-4e28-8de6-35a55dd08b83" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_EntityCentralIndexKey_98c558ac-3550-4e28-8de6-35a55dd08b83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_ade5038a-9fbc-4c48-9e23-92b37fb068f9" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_CurrentFiscalYearEndDate_ade5038a-9fbc-4c48-9e23-92b37fb068f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_be44adeb-0335-4e4f-b2fa-b7c618760ba5" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentFiscalYearFocus"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_DocumentFiscalYearFocus_be44adeb-0335-4e4f-b2fa-b7c618760ba5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_49c39f75-b096-4166-b758-20b9ab417947" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_DocumentFiscalPeriodFocus_49c39f75-b096-4166-b758-20b9ab417947" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_6d1ce117-7960-477e-8f39-8ff1d7b99647" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_199d51c3-32fd-4aa4-be6d-7763de55bad3" xlink:to="loc_dei_AmendmentFlag_6d1ce117-7960-477e-8f39-8ff1d7b99647" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CondensedConsolidatedStatementsofOperationsandComprehensiveLossIncome" xlink:type="simple" xlink:href="aort-20220930.xsd#CondensedConsolidatedStatementsofOperationsandComprehensiveLossIncome"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CondensedConsolidatedStatementsofOperationsandComprehensiveLossIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_ce989965-ada4-4a9f-8489-edde05274dca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_85ce7474-a9b6-4772-8ab7-fe675e806094" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_ce989965-ada4-4a9f-8489-edde05274dca" xlink:to="loc_us-gaap_StatementTable_85ce7474-a9b6-4772-8ab7-fe675e806094" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_2802d2a2-5318-425e-9119-9371bbfe61ef" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_85ce7474-a9b6-4772-8ab7-fe675e806094" xlink:to="loc_srt_ProductOrServiceAxis_2802d2a2-5318-425e-9119-9371bbfe61ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_a5a63085-c174-4231-90a3-3d391840df77" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_2802d2a2-5318-425e-9119-9371bbfe61ef" xlink:to="loc_srt_ProductsAndServicesDomain_a5a63085-c174-4231-90a3-3d391840df77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_ProductsMember_103e2833-ad7d-44ef-944d-77a74fc77f90" xlink:href="aort-20220930.xsd#aort_ProductsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_a5a63085-c174-4231-90a3-3d391840df77" xlink:to="loc_aort_ProductsMember_103e2833-ad7d-44ef-944d-77a74fc77f90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_PreservationServicesMember_129fa78b-bb3a-4be1-89f9-e69f90dd94b0" xlink:href="aort-20220930.xsd#aort_PreservationServicesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_a5a63085-c174-4231-90a3-3d391840df77" xlink:to="loc_aort_PreservationServicesMember_129fa78b-bb3a-4be1-89f9-e69f90dd94b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_85ce7474-a9b6-4772-8ab7-fe675e806094" xlink:to="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_389f12a5-4bec-477f-b222-5d814e37b8d7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenuesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_RevenuesAbstract_389f12a5-4bec-477f-b222-5d814e37b8d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_ed7f47b3-f688-42ea-822e-52b3e9ae202a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_389f12a5-4bec-477f-b222-5d814e37b8d7" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_ed7f47b3-f688-42ea-822e-52b3e9ae202a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenueAbstract_2b723351-6791-49a6-a277-2700302c1b4c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfRevenueAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_CostOfRevenueAbstract_2b723351-6791-49a6-a277-2700302c1b4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_867e4c5e-14f6-4152-921d-213992fe592d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostOfRevenueAbstract_2b723351-6791-49a6-a277-2700302c1b4c" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_867e4c5e-14f6-4152-921d-213992fe592d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_17435bf5-7049-4c76-83f0-b3e4ec0a6ca7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GrossProfit"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_GrossProfit_17435bf5-7049-4c76-83f0-b3e4ec0a6ca7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpensesAbstract_866037a1-d4f6-45a6-a86e-db4e7b5d4823" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingExpensesAbstract"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_OperatingExpensesAbstract_866037a1-d4f6-45a6-a86e-db4e7b5d4823" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_553d042b-094f-4ed1-9dbe-b805d033d01b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_866037a1-d4f6-45a6-a86e-db4e7b5d4823" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_553d042b-094f-4ed1-9dbe-b805d033d01b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_65155278-731e-417d-8600-55ee3404fba2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_866037a1-d4f6-45a6-a86e-db4e7b5d4823" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_65155278-731e-417d-8600-55ee3404fba2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_993b29ab-ffef-4204-9a12-3946cca78846" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingExpenses"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingExpensesAbstract_866037a1-d4f6-45a6-a86e-db4e7b5d4823" xlink:to="loc_us-gaap_OperatingExpenses_993b29ab-ffef-4204-9a12-3946cca78846" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_3fe77b3f-a188-4363-bb11-4e2d0b29ba80" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_3fe77b3f-a188-4363-bb11-4e2d0b29ba80" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_6560cbfa-3036-4ab8-a0ed-5d1d10759edd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_OperatingIncomeLoss_6560cbfa-3036-4ab8-a0ed-5d1d10759edd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_c52ec567-5bc5-40f5-b761-88dd7248e42a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpense"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_InterestExpense_c52ec567-5bc5-40f5-b761-88dd7248e42a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_d480c31a-ec58-49db-94ab-13fc34fb7425" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_InvestmentIncomeInterest_d480c31a-ec58-49db-94ab-13fc34fb7425" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_ae0faf92-412b-4fc7-8fe5-2869841d2b09" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_ae0faf92-412b-4fc7-8fe5-2869841d2b09" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_e2bac714-6fe7-453b-8aae-e914fe671032" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_e2bac714-6fe7-453b-8aae-e914fe671032" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_907828f4-9e44-4237-b59f-7dbefb7ce980" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_907828f4-9e44-4237-b59f-7dbefb7ce980" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_09065252-27d5-41df-9d36-e0c70d04cdbc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_NetIncomeLoss_09065252-27d5-41df-9d36-e0c70d04cdbc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_67194260-1ef5-4a5f-9ada-378ec3603547" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_67194260-1ef5-4a5f-9ada-378ec3603547" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_1ce6c7bd-2a96-4f21-8c3c-65a8eebb0892" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_67194260-1ef5-4a5f-9ada-378ec3603547" xlink:to="loc_us-gaap_EarningsPerShareBasic_1ce6c7bd-2a96-4f21-8c3c-65a8eebb0892" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_c306dfcf-0af7-40c4-adc0-179bf6ca258f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_67194260-1ef5-4a5f-9ada-378ec3603547" xlink:to="loc_us-gaap_EarningsPerShareDiluted_c306dfcf-0af7-40c4-adc0-179bf6ca258f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedOtherDisclosuresAbstract_6c1f60b2-84de-49b0-bd88-ac1eda147427" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedOtherDisclosuresAbstract"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_EarningsPerShareBasicAndDilutedOtherDisclosuresAbstract_6c1f60b2-84de-49b0-bd88-ac1eda147427" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_77707b12-7f90-4c98-825b-f82a94226895" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedOtherDisclosuresAbstract_6c1f60b2-84de-49b0-bd88-ac1eda147427" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_77707b12-7f90-4c98-825b-f82a94226895" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_7deb9fcc-1881-428d-a6af-b8db241acc60" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedOtherDisclosuresAbstract_6c1f60b2-84de-49b0-bd88-ac1eda147427" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_7deb9fcc-1881-428d-a6af-b8db241acc60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_736924e0-079e-4778-aeaf-c97098a843ff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_NetIncomeLoss_736924e0-079e-4778-aeaf-c97098a843ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfOtherComprehensiveIncomeAbstract_f30350ff-66f9-4ea9-a525-0a172d928eed" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfOtherComprehensiveIncomeAbstract"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_StatementOfOtherComprehensiveIncomeAbstract_f30350ff-66f9-4ea9-a525-0a172d928eed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_360d2c16-db9a-4bed-bbda-8c79d86a0466" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfOtherComprehensiveIncomeAbstract_f30350ff-66f9-4ea9-a525-0a172d928eed" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_360d2c16-db9a-4bed-bbda-8c79d86a0466" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_6269c2f9-d1da-4392-85b0-70bf0a2eaafb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_39e02d3c-36f8-415e-89f1-b105ebb0995a" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_6269c2f9-d1da-4392-85b0-70bf0a2eaafb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="aort-20220930.xsd#CondensedConsolidatedBalanceSheets"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_55c90cc1-c181-44e0-a731-70c22258f587" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_55c90cc1-c181-44e0-a731-70c22258f587" xlink:to="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_830a3add-2b39-4ef2-8748-d681f65370b3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_830a3add-2b39-4ef2-8748-d681f65370b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_33053536-59d7-4de9-811e-148886dcb4c9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_33053536-59d7-4de9-811e-148886dcb4c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivablesNetCurrent_75660a89-66ee-4ebb-90b4-434f7bfdf033" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherReceivablesNetCurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:to="loc_us-gaap_OtherReceivablesNetCurrent_75660a89-66ee-4ebb-90b4-434f7bfdf033" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_7f99a179-6d4a-4ce1-85f6-8df8b55dac41" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:to="loc_us-gaap_InventoryNet_7f99a179-6d4a-4ce1-85f6-8df8b55dac41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DeferredPreservationCosts_270b4201-01f9-4547-b756-8e892917ed89" xlink:href="aort-20220930.xsd#aort_DeferredPreservationCosts"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:to="loc_aort_DeferredPreservationCosts_270b4201-01f9-4547-b756-8e892917ed89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_297ee561-9e8e-4a14-9057-79fda4283777" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_297ee561-9e8e-4a14-9057-79fda4283777" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_5bfd4175-8f75-4be3-bf4c-ef19e88a7d6c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_9b534d67-11cf-423b-a231-35e224733fde" xlink:to="loc_us-gaap_AssetsCurrent_5bfd4175-8f75-4be3-bf4c-ef19e88a7d6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_794b02e9-809f-4b6b-be1d-6e2620cb0fcc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_Goodwill_794b02e9-809f-4b6b-be1d-6e2620cb0fcc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_47106625-4a93-41ab-a7a1-4c443aa8d753" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_47106625-4a93-41ab-a7a1-4c443aa8d753" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_1ba1f941-242b-4601-bf5d-4074abd51fd6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_1ba1f941-242b-4601-bf5d-4074abd51fd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_bf8cc558-faba-4995-a2c9-c361fe651e19" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_bf8cc558-faba-4995-a2c9-c361fe651e19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIntangibleAssetsNet_8e018997-ff82-4831-a31f-3bd9a576274c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherIntangibleAssetsNet"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_OtherIntangibleAssetsNet_8e018997-ff82-4831-a31f-3bd9a576274c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_ca81fdb3-2491-4093-861b-40427e73fa84" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_ca81fdb3-2491-4093-861b-40427e73fa84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_77bb6bca-767a-4f5b-8645-5d2e4b5dee17" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_77bb6bca-767a-4f5b-8645-5d2e4b5dee17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_225bbeaf-3923-499a-b279-fa77900bc377" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Assets"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_b21c02ec-e2ef-41ac-b975-55bbf1343cb0" xlink:to="loc_us-gaap_Assets_225bbeaf-3923-499a-b279-fa77900bc377" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_55c90cc1-c181-44e0-a731-70c22258f587" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_828f19db-da6a-411f-8173-8636b2f885de" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_us-gaap_AccountsPayableCurrent_828f19db-da6a-411f-8173-8636b2f885de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_6e191efc-0199-4508-83a5-e910d3fb9fd6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_6e191efc-0199-4508-83a5-e910d3fb9fd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_dc60d971-ca31-4600-adca-c50f4b9cfabe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_dc60d971-ca31-4600-adca-c50f4b9cfabe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_dbf88a6f-ea0c-469d-b029-e8e5696774b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_us-gaap_TaxesPayableCurrent_dbf88a6f-ea0c-469d-b029-e8e5696774b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_AccruedProcurementFees_5ba95cb9-400a-41a2-8021-85c7d6d45a9f" xlink:href="aort-20220930.xsd#aort_AccruedProcurementFees"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_aort_AccruedProcurementFees_5ba95cb9-400a-41a2-8021-85c7d6d45a9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_ff1c1850-bc65-4e3e-8efd-7dc7721ca76f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_ff1c1850-bc65-4e3e-8efd-7dc7721ca76f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_87e3972d-ea9d-40d3-b577-10fb4f5da36a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_us-gaap_LongTermDebtCurrent_87e3972d-ea9d-40d3-b577-10fb4f5da36a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_aa1d9bf3-3b8a-4e44-9b67-9abc93834295" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_aa1d9bf3-3b8a-4e44-9b67-9abc93834295" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_af281caa-38f8-4353-b23f-f9614cc36fc4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_5a8b4448-939f-4e09-bcc7-c3cb46299f16" xlink:to="loc_us-gaap_LiabilitiesCurrent_af281caa-38f8-4353-b23f-f9614cc36fc4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_07ae1c4a-a2b9-4ff8-b7ef-1add0bd422aa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_07ae1c4a-a2b9-4ff8-b7ef-1add0bd422aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent_dd81ac7b-9568-4ca5-9615-ea3e5c1a9eaf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityNoncurrent_dd81ac7b-9568-4ca5-9615-ea3e5c1a9eaf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_67f49a5c-a220-4850-ba84-d652fa70a5c3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_67f49a5c-a220-4850-ba84-d652fa70a5c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_d5b19545-6fb4-4ece-bbc0-4fe8a135bd6b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_d5b19545-6fb4-4ece-bbc0-4fe8a135bd6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_3f46e290-80c5-4780-967c-441ea4ce79a0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_3f46e290-80c5-4780-967c-441ea4ce79a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_48ef7b66-e159-4b88-9713-4623a3e58edb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_48ef7b66-e159-4b88-9713-4623a3e58edb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_de9ff6c5-7a27-4d3a-9950-8197a9b84f3e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_de9ff6c5-7a27-4d3a-9950-8197a9b84f3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_01ae6d13-40fd-4d3b-9a36-a408ac1fb587" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Liabilities"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_Liabilities_01ae6d13-40fd-4d3b-9a36-a408ac1fb587" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_3ab3f39d-fbb4-4910-9b43-a88131d9df87" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_CommitmentsAndContingencies_3ab3f39d-fbb4-4910-9b43-a88131d9df87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_9847cb81-e35d-498c-873d-e7692eb84786" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PreferredStockValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:to="loc_us-gaap_PreferredStockValue_9847cb81-e35d-498c-873d-e7692eb84786" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_c44ae416-0cee-48c1-8bea-f5d9e906ba6a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:to="loc_us-gaap_CommonStockValue_c44ae416-0cee-48c1-8bea-f5d9e906ba6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_ec950f20-7ce0-44f4-b4f0-32d43c108761" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_ec950f20-7ce0-44f4-b4f0-32d43c108761" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_16d5c13b-95a9-4ad2-85a3-d40115511b65" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_16d5c13b-95a9-4ad2-85a3-d40115511b65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_34e14b78-7250-4715-9bcc-f7554f9371fe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_34e14b78-7250-4715-9bcc-f7554f9371fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_4bbf50f3-7cc0-4753-a75c-1acb357b7b81" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:to="loc_us-gaap_TreasuryStockCommonValue_4bbf50f3-7cc0-4753-a75c-1acb357b7b81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_82995492-afaa-40df-96c9-4ecd96f6c254" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_a40ba1c9-8444-4b52-aa48-1bf7cb113f4b" xlink:to="loc_us-gaap_StockholdersEquity_82995492-afaa-40df-96c9-4ecd96f6c254" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_8deddbf8-a7ea-4cd0-82b0-21241b62493c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_cb416cd4-9e61-49d4-bbc6-3c6484714256" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_8deddbf8-a7ea-4cd0-82b0-21241b62493c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CondensedConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="aort-20220930.xsd#CondensedConsolidatedBalanceSheetsParenthetical"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CondensedConsolidatedBalanceSheetsParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_bdf3a086-d5ae-4735-9f79-b66cdce4efbe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_d45313b0-ac89-44b7-a2d7-84326a1ee729" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_bdf3a086-d5ae-4735-9f79-b66cdce4efbe" xlink:to="loc_us-gaap_CommonStockSharesIssued_d45313b0-ac89-44b7-a2d7-84326a1ee729" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_f1dcc823-fe09-45ac-b92b-ef6e6567e2d0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_bdf3a086-d5ae-4735-9f79-b66cdce4efbe" xlink:to="loc_us-gaap_TreasuryStockCommonShares_f1dcc823-fe09-45ac-b92b-ef6e6567e2d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="aort-20220930.xsd#CondensedConsolidatedStatementsofCashFlows"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_5d68ecc3-983c-4110-86cd-8dd19023e534" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_760f63ac-6f4d-452c-96b6-74c8807d81f8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5d68ecc3-983c-4110-86cd-8dd19023e534" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_760f63ac-6f4d-452c-96b6-74c8807d81f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_e3ee4ccb-d08b-4dcd-99eb-f60228abfc34" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_760f63ac-6f4d-452c-96b6-74c8807d81f8" xlink:to="loc_us-gaap_NetIncomeLoss_e3ee4ccb-d08b-4dcd-99eb-f60228abfc34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_760f63ac-6f4d-452c-96b6-74c8807d81f8" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_2da832a5-35c4-497f-8faf-1d0c05b8663e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_2da832a5-35c4-497f-8faf-1d0c05b8663e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_9aa52db4-8456-4d2b-aab8-13bdb0cd54ab" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_us-gaap_ShareBasedCompensation_9aa52db4-8456-4d2b-aab8-13bdb0cd54ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_NoncashLeaseExpense_4b6cdcdb-4220-4a3b-a063-57559c938b19" xlink:href="aort-20220930.xsd#aort_NoncashLeaseExpense"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_aort_NoncashLeaseExpense_4b6cdcdb-4220-4a3b-a063-57559c938b19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_6afbdafc-5c1a-466b-9af5-38fde2855da4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredIncomeTaxes"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredIncomeTaxes_6afbdafc-5c1a-466b-9af5-38fde2855da4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_WriteDownOfDeferredPreservationCostsAndInventories_b5fb424c-7557-4b2b-a54c-27409a2db2f8" xlink:href="aort-20220930.xsd#aort_WriteDownOfDeferredPreservationCostsAndInventories"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_aort_WriteDownOfDeferredPreservationCostsAndInventories_b5fb424c-7557-4b2b-a54c-27409a2db2f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_NoncashInterestExpense_7b50a0a4-66b7-40fc-a71a-f81a382e5b6f" xlink:href="aort-20220930.xsd#aort_NoncashInterestExpense"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_aort_NoncashInterestExpense_7b50a0a4-66b7-40fc-a71a-f81a382e5b6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_f2dae5c1-220f-40f9-91fe-21df5616dde4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_f2dae5c1-220f-40f9-91fe-21df5616dde4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_24b1990d-aae5-4d0d-910e-ea724d9d1e07" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_24b1990d-aae5-4d0d-910e-ea724d9d1e07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashExpense_fb4dab06-af22-417c-ac05-bb5ade5054cf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherNoncashExpense"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_us-gaap_OtherNoncashExpense_fb4dab06-af22-417c-ac05-bb5ade5054cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_85abcdaf-29b8-4892-a3b3-bf4a144b2efd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4e25a6f4-e6ce-46b3-989e-40b9ee086751" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_85abcdaf-29b8-4892-a3b3-bf4a144b2efd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_55f20c8c-6959-4730-86b2-fd13992e8045" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_85abcdaf-29b8-4892-a3b3-bf4a144b2efd" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_55f20c8c-6959-4730-86b2-fd13992e8045" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_8d419a5c-42c6-403c-a756-bc1f370299d8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_85abcdaf-29b8-4892-a3b3-bf4a144b2efd" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_8d419a5c-42c6-403c-a756-bc1f370299d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_IncreaseDecreaseInDeferredPreservationCostsAndInventories_743a5452-7d57-48b9-8fa4-cff5fb1fd487" xlink:href="aort-20220930.xsd#aort_IncreaseDecreaseInDeferredPreservationCostsAndInventories"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_85abcdaf-29b8-4892-a3b3-bf4a144b2efd" xlink:to="loc_aort_IncreaseDecreaseInDeferredPreservationCostsAndInventories_743a5452-7d57-48b9-8fa4-cff5fb1fd487" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_63df0bab-91df-4ee0-8481-191b75ae2f9c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_85abcdaf-29b8-4892-a3b3-bf4a144b2efd" xlink:to="loc_us-gaap_IncreaseDecreaseInReceivables_63df0bab-91df-4ee0-8481-191b75ae2f9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_f05f009e-b275-44e5-9469-753b4bb837a3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_760f63ac-6f4d-452c-96b6-74c8807d81f8" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_f05f009e-b275-44e5-9469-753b4bb837a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_81731bb5-ecb9-45e9-9c36-12e21388622e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5d68ecc3-983c-4110-86cd-8dd19023e534" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_81731bb5-ecb9-45e9-9c36-12e21388622e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_b9267f05-5fc3-4023-98c5-23d6a35f8c29" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_81731bb5-ecb9-45e9-9c36-12e21388622e" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_b9267f05-5fc3-4023-98c5-23d6a35f8c29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_3795e08a-63df-42f2-a6f5-09018ef64223" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_81731bb5-ecb9-45e9-9c36-12e21388622e" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_3795e08a-63df-42f2-a6f5-09018ef64223" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_a3e6a63a-2255-4b07-92f0-fce423942d51" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_81731bb5-ecb9-45e9-9c36-12e21388622e" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_a3e6a63a-2255-4b07-92f0-fce423942d51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_ea9a17a6-ac60-494a-a398-e21721561c4d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_81731bb5-ecb9-45e9-9c36-12e21388622e" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_ea9a17a6-ac60-494a-a398-e21721561c4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d270701f-b42c-4599-8199-1ce507db5521" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_81731bb5-ecb9-45e9-9c36-12e21388622e" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d270701f-b42c-4599-8199-1ce507db5521" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_eeaf89e5-6667-4af0-9d5d-4cb71fd63c1c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5d68ecc3-983c-4110-86cd-8dd19023e534" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_eeaf89e5-6667-4af0-9d5d-4cb71fd63c1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_ac47ddf8-051c-4682-845a-8ab592788c8f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_eeaf89e5-6667-4af0-9d5d-4cb71fd63c1c" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_ac47ddf8-051c-4682-845a-8ab592788c8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_9f611909-2a24-4b36-991a-f0eebf44428d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_eeaf89e5-6667-4af0-9d5d-4cb71fd63c1c" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_9f611909-2a24-4b36-991a-f0eebf44428d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfNotesPayable_a0d7b969-8ba2-4470-a544-d8c11878f22f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RepaymentsOfNotesPayable"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_eeaf89e5-6667-4af0-9d5d-4cb71fd63c1c" xlink:to="loc_us-gaap_RepaymentsOfNotesPayable_a0d7b969-8ba2-4470-a544-d8c11878f22f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_4e01f3b2-ec38-467d-9829-eb4343f232fd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_eeaf89e5-6667-4af0-9d5d-4cb71fd63c1c" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_4e01f3b2-ec38-467d-9829-eb4343f232fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_41c47e30-6983-49b8-9e83-f0a411f4ca5d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_eeaf89e5-6667-4af0-9d5d-4cb71fd63c1c" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_41c47e30-6983-49b8-9e83-f0a411f4ca5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_0375930b-2602-4088-b4b5-a1cc006ba7e3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_eeaf89e5-6667-4af0-9d5d-4cb71fd63c1c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_0375930b-2602-4088-b4b5-a1cc006ba7e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_7f3e6950-8db1-4b4f-b034-13fc97589321" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5d68ecc3-983c-4110-86cd-8dd19023e534" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_7f3e6950-8db1-4b4f-b034-13fc97589321" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_44868d6c-21bc-4851-8110-dc70d391d54d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5d68ecc3-983c-4110-86cd-8dd19023e534" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_44868d6c-21bc-4851-8110-dc70d391d54d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_b7c5b6ff-18a8-4aaf-b5ed-0639874bdac3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5d68ecc3-983c-4110-86cd-8dd19023e534" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_b7c5b6ff-18a8-4aaf-b5ed-0639874bdac3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1fbc186f-398b-4b4c-8e29-443ed73a37e4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_5d68ecc3-983c-4110-86cd-8dd19023e534" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_1fbc186f-398b-4b4c-8e29-443ed73a37e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CondensedConsolidatedStatementsofShareholdersEquity" xlink:type="simple" xlink:href="aort-20220930.xsd#CondensedConsolidatedStatementsofShareholdersEquity"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CondensedConsolidatedStatementsofShareholdersEquity" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_65ec3c6f-c755-4c44-95a1-0e6353d3605f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_f8296294-eac2-4e7d-b557-014b519fc7b9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_65ec3c6f-c755-4c44-95a1-0e6353d3605f" xlink:to="loc_us-gaap_StatementTable_f8296294-eac2-4e7d-b557-014b519fc7b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_abe28156-fd4c-42ed-977d-9e9bacc38d4b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_f8296294-eac2-4e7d-b557-014b519fc7b9" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_abe28156-fd4c-42ed-977d-9e9bacc38d4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_c21cc046-bb7c-4c9f-99b9-5bba7e8487d2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_abe28156-fd4c-42ed-977d-9e9bacc38d4b" xlink:to="loc_us-gaap_EquityComponentDomain_c21cc046-bb7c-4c9f-99b9-5bba7e8487d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_c3d68199-89eb-443e-ad5d-6c2502f6b2ca" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_c21cc046-bb7c-4c9f-99b9-5bba7e8487d2" xlink:to="loc_us-gaap_CommonStockMember_c3d68199-89eb-443e-ad5d-6c2502f6b2ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_13651831-ff9c-4e79-ae6b-19103f32dfbf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_c21cc046-bb7c-4c9f-99b9-5bba7e8487d2" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_13651831-ff9c-4e79-ae6b-19103f32dfbf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_2c327d22-8bd8-42dc-a9be-94b376e8edf2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_c21cc046-bb7c-4c9f-99b9-5bba7e8487d2" xlink:to="loc_us-gaap_RetainedEarningsMember_2c327d22-8bd8-42dc-a9be-94b376e8edf2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_c5f66bf6-9266-4da9-a233-96655fbbfd49" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_c21cc046-bb7c-4c9f-99b9-5bba7e8487d2" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_c5f66bf6-9266-4da9-a233-96655fbbfd49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_6d251667-9253-4324-9dbe-dfabf4bb1294" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_c21cc046-bb7c-4c9f-99b9-5bba7e8487d2" xlink:to="loc_us-gaap_TreasuryStockCommonMember_6d251667-9253-4324-9dbe-dfabf4bb1294" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_1a7348fb-eb02-4eb2-ada2-d3fc65aa0096" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_f8296294-eac2-4e7d-b557-014b519fc7b9" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_1a7348fb-eb02-4eb2-ada2-d3fc65aa0096" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_264d1504-d45d-4080-9647-0788fa6454f1" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_1a7348fb-eb02-4eb2-ada2-d3fc65aa0096" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_264d1504-d45d-4080-9647-0788fa6454f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_d9e0f060-a667-4000-abe5-bdcdd91499e3" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_264d1504-d45d-4080-9647-0788fa6454f1" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_d9e0f060-a667-4000-abe5-bdcdd91499e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_4d6d8d12-4ba0-4ce4-b19c-d63cdd7e20ae" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_f8296294-eac2-4e7d-b557-014b519fc7b9" xlink:to="loc_us-gaap_StatementLineItems_4d6d8d12-4ba0-4ce4-b19c-d63cdd7e20ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_4d6d8d12-4ba0-4ce4-b19c-d63cdd7e20ae" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_91e08278-5059-46b5-bcff-a5a388329d3f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_91e08278-5059-46b5-bcff-a5a388329d3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_6b1260b9-d6db-4048-b9ab-0ec5db7a2587" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockholdersEquity_6b1260b9-d6db-4048-b9ab-0ec5db7a2587" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_27c14f21-3087-4c24-980f-6b4b50c705c1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_TreasuryStockCommonShares_27c14f21-3087-4c24-980f-6b4b50c705c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedPeriodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_2a1c818b-31f2-4b9e-9452-66dc26898d2f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_TreasuryStockCommonValue_2a1c818b-31f2-4b9e-9452-66dc26898d2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedPeriodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_f2da7b7c-931b-407e-8972-a61a86407626" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_NetIncomeLoss_f2da7b7c-931b-407e-8972-a61a86407626" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_1a9bbb24-16aa-4d96-ad95-6e750efa72e7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_1a9bbb24-16aa-4d96-ad95-6e750efa72e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdateExtensibleList_32634fb1-fc14-4dec-8358-d4110e581e67" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountingStandardsUpdateExtensibleList"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_AccountingStandardsUpdateExtensibleList_32634fb1-fc14-4dec-8358-d4110e581e67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_4004b7be-0aa9-4251-b949-f0b87e405afd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_4004b7be-0aa9-4251-b949-f0b87e405afd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_3725c47d-101b-43c5-b0b9-43a20d3b9f23" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_3725c47d-101b-43c5-b0b9-43a20d3b9f23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_138018c1-e9b9-422e-b4dc-0a6a58141e38" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_138018c1-e9b9-422e-b4dc-0a6a58141e38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_9cc8c7a2-6af0-43cc-b143-2b17e48e0416" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_9cc8c7a2-6af0-43cc-b143-2b17e48e0416" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_ab47e2c0-53a5-4781-b206-0db2b91e0d55" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_ab47e2c0-53a5-4781-b206-0db2b91e0d55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_3b14e702-b1c8-4b1a-b82b-99ce2ba2f66d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_3b14e702-b1c8-4b1a-b82b-99ce2ba2f66d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRedeemedOrCalledDuringPeriodShares_1186ee1e-22e9-4d1f-b380-bb099e53d716" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodShares"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockRedeemedOrCalledDuringPeriodShares_1186ee1e-22e9-4d1f-b380-bb099e53d716" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRedeemedOrCalledDuringPeriodValue_a952899f-338f-4ed3-af2f-353ee77777da" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockRedeemedOrCalledDuringPeriodValue"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockRedeemedOrCalledDuringPeriodValue_a952899f-338f-4ed3-af2f-353ee77777da" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_e514c218-5554-4215-a3ca-0f95754c30b3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_e514c218-5554-4215-a3ca-0f95754c30b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_9622c86a-a080-4407-8cb5-4898b11ff1e3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_StockholdersEquity_9622c86a-a080-4407-8cb5-4898b11ff1e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_090f7648-dd45-4563-a72b-6e91ffa31ce4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_TreasuryStockCommonShares_090f7648-dd45-4563-a72b-6e91ffa31ce4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedPeriodEndLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_69e4b06b-57ad-4c37-becf-1a7f78e18196" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_1fc754d9-fc5f-4de4-bd19-a515e6a2f10e" xlink:to="loc_us-gaap_TreasuryStockCommonValue_69e4b06b-57ad-4c37-becf-1a7f78e18196" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedPeriodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/BasisofPresentationandSummaryofSignificantAccountingPolicies" xlink:type="simple" xlink:href="aort-20220930.xsd#BasisofPresentationandSummaryofSignificantAccountingPolicies"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/BasisofPresentationandSummaryofSignificantAccountingPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_13135e4f-a7f8-49ca-8d81-563e8966eae0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfAccounting_7d7f3c60-6067-4608-b789-3f31aff19f5a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BasisOfAccounting"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_13135e4f-a7f8-49ca-8d81-563e8966eae0" xlink:to="loc_us-gaap_BasisOfAccounting_7d7f3c60-6067-4608-b789-3f31aff19f5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/SaleofPerClot" xlink:type="simple" xlink:href="aort-20220930.xsd#SaleofPerClot"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/SaleofPerClot" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_a40cd366-73b6-494a-bd2c-59896b3e0a78" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_c3cf7b51-840e-4e93-a253-6a0b3734717c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_a40cd366-73b6-494a-bd2c-59896b3e0a78" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock_c3cf7b51-840e-4e93-a253-6a0b3734717c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/FinancialInstruments" xlink:type="simple" xlink:href="aort-20220930.xsd#FinancialInstruments"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/FinancialInstruments" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_742461f4-b9c1-448a-b7cf-b9e4fbaad843" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_4c5ef706-8581-4e52-9e64-903344440fe4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_742461f4-b9c1-448a-b7cf-b9e4fbaad843" xlink:to="loc_us-gaap_FairValueDisclosuresTextBlock_4c5ef706-8581-4e52-9e64-903344440fe4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CashEquivalents" xlink:type="simple" xlink:href="aort-20220930.xsd#CashEquivalents"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CashEquivalents" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAbstract_d962df25-58af-4b80-8826-8899c0c1a1f7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsAndMarketableSecuritiesTextBlock_3c87efee-c648-419d-9e40-94685ab8ced9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashCashEquivalentsAndMarketableSecuritiesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashAndCashEquivalentsAbstract_d962df25-58af-4b80-8826-8899c0c1a1f7" xlink:to="loc_us-gaap_CashCashEquivalentsAndMarketableSecuritiesTextBlock_3c87efee-c648-419d-9e40-94685ab8ced9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/InventoriesnetandDeferredPreservationCosts" xlink:type="simple" xlink:href="aort-20220930.xsd#InventoriesnetandDeferredPreservationCosts"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/InventoriesnetandDeferredPreservationCosts" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_e6b54a4c-7c86-4578-b82c-bdbc532c20f4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureTextBlock_c35f2fa4-9849-4675-bb3e-a69bea48c551" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_e6b54a4c-7c86-4578-b82c-bdbc532c20f4" xlink:to="loc_us-gaap_InventoryDisclosureTextBlock_c35f2fa4-9849-4675-bb3e-a69bea48c551" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssets" xlink:type="simple" xlink:href="aort-20220930.xsd#GoodwillandOtherIntangibleAssets"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_9bd25b0b-5834-493a-86b4-ee4e4667654b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_5a3391af-3872-4003-a816-79c7e5d23cdf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_9bd25b0b-5834-493a-86b4-ee4e4667654b" xlink:to="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_5a3391af-3872-4003-a816-79c7e5d23cdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/IncomeTaxes" xlink:type="simple" xlink:href="aort-20220930.xsd#IncomeTaxes"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/IncomeTaxes" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_3f3c0956-17e2-4be6-b80c-5c88850685fb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_fe17a027-7c6b-4fa0-8d9b-79928dea3b3f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_3f3c0956-17e2-4be6-b80c-5c88850685fb" xlink:to="loc_us-gaap_IncomeTaxDisclosureTextBlock_fe17a027-7c6b-4fa0-8d9b-79928dea3b3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/Leases" xlink:type="simple" xlink:href="aort-20220930.xsd#Leases"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/Leases" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesAbstract_72ee0caa-b56a-4780-86fa-281f8c7c0230" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeasesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeasesTextBlock_de72d536-6e02-4132-b659-11ec20057f40" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeasesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_72ee0caa-b56a-4780-86fa-281f8c7c0230" xlink:to="loc_us-gaap_LesseeOperatingLeasesTextBlock_de72d536-6e02-4132-b659-11ec20057f40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/Debt" xlink:type="simple" xlink:href="aort-20220930.xsd#Debt"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/Debt" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_dc6e9db4-7d77-46c8-92cf-b411ed689dd7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_90172e6e-bc3d-4e23-b46f-678241d7ac34" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_dc6e9db4-7d77-46c8-92cf-b411ed689dd7" xlink:to="loc_us-gaap_DebtDisclosureTextBlock_90172e6e-bc3d-4e23-b46f-678241d7ac34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CommitmentsandContingencies" xlink:type="simple" xlink:href="aort-20220930.xsd#CommitmentsandContingencies"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CommitmentsandContingencies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6acf3c6f-5ee6-462e-94c3-a99e4aee7312" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_e5c20c71-dc25-49de-b422-968f18db5d5a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_6acf3c6f-5ee6-462e-94c3-a99e4aee7312" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_e5c20c71-dc25-49de-b422-968f18db5d5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/RevenueRecognition" xlink:type="simple" xlink:href="aort-20220930.xsd#RevenueRecognition"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/RevenueRecognition" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_e1cf4be4-a3da-4402-b7fc-22530ce61c4b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_4c521f47-63a3-4e87-8b9d-33e442e5c986" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_e1cf4be4-a3da-4402-b7fc-22530ce61c4b" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_4c521f47-63a3-4e87-8b9d-33e442e5c986" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/StockCompensation" xlink:type="simple" xlink:href="aort-20220930.xsd#StockCompensation"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/StockCompensation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_353c6f7b-abf2-4fb8-a945-a748990536d4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_fe785f66-8734-4387-a72e-f6c346df4999" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_353c6f7b-abf2-4fb8-a945-a748990536d4" xlink:to="loc_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_fe785f66-8734-4387-a72e-f6c346df4999" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LossEarningsPerCommonShare" xlink:type="simple" xlink:href="aort-20220930.xsd#LossEarningsPerCommonShare"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LossEarningsPerCommonShare" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_22d72b89-ab88-4203-9f5b-8552aa2fc8f8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_b94ca049-862b-4f1f-b5ca-5bca849eecaf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_22d72b89-ab88-4203-9f5b-8552aa2fc8f8" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_b94ca049-862b-4f1f-b5ca-5bca849eecaf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/SegmentInformation" xlink:type="simple" xlink:href="aort-20220930.xsd#SegmentInformation"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/SegmentInformation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_4a9a3f52-6cd7-4d85-a8ae-6f32844edde4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_43676dd4-286b-4bc8-a391-e544555c4949" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_4a9a3f52-6cd7-4d85-a8ae-6f32844edde4" xlink:to="loc_us-gaap_SegmentReportingDisclosureTextBlock_43676dd4-286b-4bc8-a391-e544555c4949" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="aort-20220930.xsd#BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/BasisofPresentationandSummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_06f9945c-15b5-423c-bff6-eece7866742c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_73278660-a2b8-4326-aee5-ae7299a7ee45" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_06f9945c-15b5-423c-bff6-eece7866742c" xlink:to="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_73278660-a2b8-4326-aee5-ae7299a7ee45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/FinancialInstrumentsTables" xlink:type="simple" xlink:href="aort-20220930.xsd#FinancialInstrumentsTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/FinancialInstrumentsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_cd65f03d-b020-4468-b1d5-8c1b89848589" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_f966ae80-685e-4d30-9417-a1dbfe58e8d1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_cd65f03d-b020-4468-b1d5-8c1b89848589" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_f966ae80-685e-4d30-9417-a1dbfe58e8d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_70b949c4-cb32-4558-b67b-8ed9c231ffde" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_cd65f03d-b020-4468-b1d5-8c1b89848589" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_70b949c4-cb32-4558-b67b-8ed9c231ffde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CashEquivalentsTables" xlink:type="simple" xlink:href="aort-20220930.xsd#CashEquivalentsTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CashEquivalentsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAbstract_a3b76885-5e0c-48e2-a846-efb133620d87" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock_f622221a-ea95-4e15-843e-9407b4761d16" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashAndCashEquivalentsAbstract_a3b76885-5e0c-48e2-a846-efb133620d87" xlink:to="loc_us-gaap_ScheduleOfCashCashEquivalentsAndShortTermInvestmentsTableTextBlock_f622221a-ea95-4e15-843e-9407b4761d16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/InventoriesNetAndDeferredPreservationCostsTables" xlink:type="simple" xlink:href="aort-20220930.xsd#InventoriesNetAndDeferredPreservationCostsTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/InventoriesNetAndDeferredPreservationCostsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_6185065c-abb9-4933-b5ab-5a24a1ca9f3d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_ed979339-1f7d-411e-9d5b-c899b7b2f0cf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_6185065c-abb9-4933-b5ab-5a24a1ca9f3d" xlink:to="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_ed979339-1f7d-411e-9d5b-c899b7b2f0cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsTables" xlink:type="simple" xlink:href="aort-20220930.xsd#GoodwillandOtherIntangibleAssetsTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ecf19eed-d29f-4f25-810d-dc96c7287368" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_9108a2fd-6026-4d12-9a39-9006aa824f04" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ecf19eed-d29f-4f25-810d-dc96c7287368" xlink:to="loc_us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_9108a2fd-6026-4d12-9a39-9006aa824f04" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfGoodwillTextBlock_107e8be3-6951-4f1d-ac93-ca7e3fd5974e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfGoodwillTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ecf19eed-d29f-4f25-810d-dc96c7287368" xlink:to="loc_us-gaap_ScheduleOfGoodwillTextBlock_107e8be3-6951-4f1d-ac93-ca7e3fd5974e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_852c32ac-c346-472d-acc9-1766f8a8e1ce" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ecf19eed-d29f-4f25-810d-dc96c7287368" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_852c32ac-c346-472d-acc9-1766f8a8e1ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_79516f5c-16cb-422a-9b9e-a7227c5c6a65" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ecf19eed-d29f-4f25-810d-dc96c7287368" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_79516f5c-16cb-422a-9b9e-a7227c5c6a65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_7942b760-52c9-450d-a5ac-329169d23fc6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_ecf19eed-d29f-4f25-810d-dc96c7287368" xlink:to="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_7942b760-52c9-450d-a5ac-329169d23fc6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LeasesTables" xlink:type="simple" xlink:href="aort-20220930.xsd#LeasesTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LeasesTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesAbstract_40915911-185c-4c18-a57f-15bba05d21ef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeasesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_AssetsAndLiabilitiesLesseeTableTextBlock_87853120-31e1-4ad4-ada5-f622000ebff9" xlink:href="aort-20220930.xsd#aort_AssetsAndLiabilitiesLesseeTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_40915911-185c-4c18-a57f-15bba05d21ef" xlink:to="loc_aort_AssetsAndLiabilitiesLesseeTableTextBlock_87853120-31e1-4ad4-ada5-f622000ebff9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCostTableTextBlock_4aee62de-46e4-4479-b04d-12357dbd2447" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeaseCostTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_40915911-185c-4c18-a57f-15bba05d21ef" xlink:to="loc_us-gaap_LeaseCostTableTextBlock_4aee62de-46e4-4479-b04d-12357dbd2447" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_e074e574-b032-4efa-9f67-593c7c030e33" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_40915911-185c-4c18-a57f-15bba05d21ef" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_e074e574-b032-4efa-9f67-593c7c030e33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock_61688aca-435a-4c3f-ab36-0dbbeba192f0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_40915911-185c-4c18-a57f-15bba05d21ef" xlink:to="loc_us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock_61688aca-435a-4c3f-ab36-0dbbeba192f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/DebtTables" xlink:type="simple" xlink:href="aort-20220930.xsd#DebtTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/DebtTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_8777b311-3ba8-44cc-8c95-0724f3ebc919" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDebtTableTextBlock_da832c08-ba4c-4c7b-93fa-5c7e4cc35bdb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfDebtTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_8777b311-3ba8-44cc-8c95-0724f3ebc919" xlink:to="loc_us-gaap_ScheduleOfDebtTableTextBlock_da832c08-ba4c-4c7b-93fa-5c7e4cc35bdb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/RevenueRecognitionTables" xlink:type="simple" xlink:href="aort-20220930.xsd#RevenueRecognitionTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/RevenueRecognitionTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_26c078db-1f01-49b1-baff-92d81503032c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTableTextBlock_667f93ff-e932-41ea-8794-b8daf39941f1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_26c078db-1f01-49b1-baff-92d81503032c" xlink:to="loc_us-gaap_DisaggregationOfRevenueTableTextBlock_667f93ff-e932-41ea-8794-b8daf39941f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/StockCompensationTables" xlink:type="simple" xlink:href="aort-20220930.xsd#StockCompensationTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/StockCompensationTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_b835de0e-f03f-4807-baab-ba4fac91879e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_c85784cd-27e1-4788-9cd0-1a1331aae3b5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_b835de0e-f03f-4807-baab-ba4fac91879e" xlink:to="loc_us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_c85784cd-27e1-4788-9cd0-1a1331aae3b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_91c9a298-3d81-4f6e-932f-c9078e061dcd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_b835de0e-f03f-4807-baab-ba4fac91879e" xlink:to="loc_us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock_91c9a298-3d81-4f6e-932f-c9078e061dcd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LossEarningsPerCommonShareTables" xlink:type="simple" xlink:href="aort-20220930.xsd#LossEarningsPerCommonShareTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LossEarningsPerCommonShareTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_e6bb6c89-d154-4576-8782-5ae4b943f040" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_5f25b11a-da56-42bd-aa19-abc5ab38ba5a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_e6bb6c89-d154-4576-8782-5ae4b943f040" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_5f25b11a-da56-42bd-aa19-abc5ab38ba5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/SegmentInformationTables" xlink:type="simple" xlink:href="aort-20220930.xsd#SegmentInformationTables"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/SegmentInformationTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_f352287a-21e0-4d52-bde3-490784d2fe3d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_5d697d77-99ee-46ba-8155-970940318496" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_f352287a-21e0-4d52-bde3-490784d2fe3d" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_5d697d77-99ee-46ba-8155-970940318496" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock_7424fee6-bbf9-4caf-8f7c-bffcc99213a7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_f352287a-21e0-4d52-bde3-490784d2fe3d" xlink:to="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock_7424fee6-bbf9-4caf-8f7c-bffcc99213a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/SaleofPerClotDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#SaleofPerClotDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/SaleofPerClotDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_bd8f0fe0-0fab-4038-ba7e-815d1d61d2b0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_5128a21f-f42b-4cc8-b019-8c70c313621d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract_bd8f0fe0-0fab-4038-ba7e-815d1d61d2b0" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_5128a21f-f42b-4cc8-b019-8c70c313621d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_d415482a-1894-4da4-a0fa-39d973f544f7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_5128a21f-f42b-4cc8-b019-8c70c313621d" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_d415482a-1894-4da4-a0fa-39d973f544f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_3977935e-a1e8-4e3b-a5bb-e32a63457ffc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_d415482a-1894-4da4-a0fa-39d973f544f7" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_3977935e-a1e8-4e3b-a5bb-e32a63457ffc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_PerClotMember_496f99d8-c173-4f18-bd22-4a8ddde0ace6" xlink:href="aort-20220930.xsd#aort_PerClotMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_3977935e-a1e8-4e3b-a5bb-e32a63457ffc" xlink:to="loc_aort_PerClotMember_496f99d8-c173-4f18-bd22-4a8ddde0ace6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_22c8cbc0-65c7-40d5-8c2c-cbb35175f5d1" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_LegalEntityAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_5128a21f-f42b-4cc8-b019-8c70c313621d" xlink:to="loc_dei_LegalEntityAxis_22c8cbc0-65c7-40d5-8c2c-cbb35175f5d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_8629e155-b281-4141-98a0-671b7e888458" xlink:href="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd#dei_EntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_22c8cbc0-65c7-40d5-8c2c-cbb35175f5d1" xlink:to="loc_dei_EntityDomain_8629e155-b281-4141-98a0-671b7e888458" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_ArtivionInc.AndStarchMedicalInc.Member_1afd6119-b1c8-435d-b217-5615af7cb8df" xlink:href="aort-20220930.xsd#aort_ArtivionInc.AndStarchMedicalInc.Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_8629e155-b281-4141-98a0-671b7e888458" xlink:to="loc_aort_ArtivionInc.AndStarchMedicalInc.Member_1afd6119-b1c8-435d-b217-5615af7cb8df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_StarchMedicalInc.Member_f2f33ab0-066e-46ce-a017-7618019e1e3e" xlink:href="aort-20220930.xsd#aort_StarchMedicalInc.Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_8629e155-b281-4141-98a0-671b7e888458" xlink:to="loc_aort_StarchMedicalInc.Member_f2f33ab0-066e-46ce-a017-7618019e1e3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContingentConsiderationByTypeAxis_70636cd9-b712-4b3b-a0e1-b9b979d4977f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ContingentConsiderationByTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_5128a21f-f42b-4cc8-b019-8c70c313621d" xlink:to="loc_us-gaap_ContingentConsiderationByTypeAxis_70636cd9-b712-4b3b-a0e1-b9b979d4977f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContingentConsiderationTypeDomain_9c42897e-6e20-4a74-b6ca-424453bf8c8d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ContingentConsiderationTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContingentConsiderationByTypeAxis_70636cd9-b712-4b3b-a0e1-b9b979d4977f" xlink:to="loc_us-gaap_ContingentConsiderationTypeDomain_9c42897e-6e20-4a74-b6ca-424453bf8c8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_PmaApprovalMember_6660946d-9569-4a96-919b-1364be38ca90" xlink:href="aort-20220930.xsd#aort_PmaApprovalMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContingentConsiderationTypeDomain_9c42897e-6e20-4a74-b6ca-424453bf8c8d" xlink:to="loc_aort_PmaApprovalMember_6660946d-9569-4a96-919b-1364be38ca90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_BaxterAchievementOfWorldwideSalesMember_6b9629d0-619e-4a68-a7ac-1f9dc02907ab" xlink:href="aort-20220930.xsd#aort_BaxterAchievementOfWorldwideSalesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContingentConsiderationTypeDomain_9c42897e-6e20-4a74-b6ca-424453bf8c8d" xlink:to="loc_aort_BaxterAchievementOfWorldwideSalesMember_6b9629d0-619e-4a68-a7ac-1f9dc02907ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_TransferOfPerclotManufacturingEquipmentMember_eb91ae38-62a9-448a-a270-3322252327ca" xlink:href="aort-20220930.xsd#aort_TransferOfPerclotManufacturingEquipmentMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContingentConsiderationTypeDomain_9c42897e-6e20-4a74-b6ca-424453bf8c8d" xlink:to="loc_aort_TransferOfPerclotManufacturingEquipmentMember_eb91ae38-62a9-448a-a270-3322252327ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_bc29a07e-a0fa-4498-81cf-42e2165b7d8f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_5128a21f-f42b-4cc8-b019-8c70c313621d" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_bc29a07e-a0fa-4498-81cf-42e2165b7d8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_6ef3df5e-7062-414a-84cf-e6155f995020" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_bc29a07e-a0fa-4498-81cf-42e2165b7d8f" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_6ef3df5e-7062-414a-84cf-e6155f995020" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_e19d3079-e69c-42ec-bb24-f0706103ffea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_bc29a07e-a0fa-4498-81cf-42e2165b7d8f" xlink:to="loc_us-gaap_ProceedsFromSaleOfProductiveAssets_e19d3079-e69c-42ec-bb24-f0706103ffea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DisposalGroupIncludingDiscontinuedOperationContingentConsiderationReceivable_7038a6b7-8fbf-4eec-84ea-30f317b1c49d" xlink:href="aort-20220930.xsd#aort_DisposalGroupIncludingDiscontinuedOperationContingentConsiderationReceivable"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_bc29a07e-a0fa-4498-81cf-42e2165b7d8f" xlink:to="loc_aort_DisposalGroupIncludingDiscontinuedOperationContingentConsiderationReceivable_7038a6b7-8fbf-4eec-84ea-30f317b1c49d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsNoncurrent_a2d327e8-a3fb-4ce6-8598-745c02637fff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsNoncurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_bc29a07e-a0fa-4498-81cf-42e2165b7d8f" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsNoncurrent_a2d327e8-a3fb-4ce6-8598-745c02637fff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfIntangibleAssetsFinitelived_c4de6d8d-35a8-4cca-82d3-da3e6a625b84" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ImpairmentOfIntangibleAssetsFinitelived"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_bc29a07e-a0fa-4498-81cf-42e2165b7d8f" xlink:to="loc_us-gaap_ImpairmentOfIntangibleAssetsFinitelived_c4de6d8d-35a8-4cca-82d3-da3e6a625b84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_1b3395a0-853f-4acd-bb02-02d9c86f0f08" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_bc29a07e-a0fa-4498-81cf-42e2165b7d8f" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_1b3395a0-853f-4acd-bb02-02d9c86f0f08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/FinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#FinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/FinancialInstrumentsSummaryOfFinancialInstrumentsMeasuredAtFairValueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_99f15859-9389-4f28-a321-825437cb632c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_565fe7ee-f2f5-4191-ab97-5bbe8bfe3602" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_99f15859-9389-4f28-a321-825437cb632c" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTable_565fe7ee-f2f5-4191-ab97-5bbe8bfe3602" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6802aa72-0ec4-40e2-bb78-5562ff2a6026" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_565fe7ee-f2f5-4191-ab97-5bbe8bfe3602" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6802aa72-0ec4-40e2-bb78-5562ff2a6026" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f91f53f8-e21b-4cf2-9abe-a055b6ba14dd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6802aa72-0ec4-40e2-bb78-5562ff2a6026" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f91f53f8-e21b-4cf2-9abe-a055b6ba14dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_e224f079-3989-4a8d-a3c8-506ecbad8f49" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f91f53f8-e21b-4cf2-9abe-a055b6ba14dd" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_e224f079-3989-4a8d-a3c8-506ecbad8f49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_bf646943-06ea-48d5-a485-b1e874fe52be" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f91f53f8-e21b-4cf2-9abe-a055b6ba14dd" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_bf646943-06ea-48d5-a485-b1e874fe52be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_2eb26c24-6a0c-452f-9290-a7aff9a052c8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f91f53f8-e21b-4cf2-9abe-a055b6ba14dd" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_2eb26c24-6a0c-452f-9290-a7aff9a052c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_71c8e4b5-16e2-4fb0-acde-6755fc94bf31" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_565fe7ee-f2f5-4191-ab97-5bbe8bfe3602" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_71c8e4b5-16e2-4fb0-acde-6755fc94bf31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_f2e7fe3a-110f-479f-ad8c-e1de5b08882d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_71c8e4b5-16e2-4fb0-acde-6755fc94bf31" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_f2e7fe3a-110f-479f-ad8c-e1de5b08882d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_607e5526-208a-4b65-8bef-a5eff89ef0d7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_f2e7fe3a-110f-479f-ad8c-e1de5b08882d" xlink:to="loc_us-gaap_MoneyMarketFundsMember_607e5526-208a-4b65-8bef-a5eff89ef0d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_98e0d65f-7099-4791-8c33-9768da3e6de6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_565fe7ee-f2f5-4191-ab97-5bbe8bfe3602" xlink:to="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_98e0d65f-7099-4791-8c33-9768da3e6de6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_583d2a6e-9cee-48b3-a802-6bb1f3912b03" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_98e0d65f-7099-4791-8c33-9768da3e6de6" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_583d2a6e-9cee-48b3-a802-6bb1f3912b03" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_6054ac10-85cd-4031-96fc-cc85e73a2146" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_98e0d65f-7099-4791-8c33-9768da3e6de6" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_6054ac10-85cd-4031-96fc-cc85e73a2146" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_ContingentConsiderationNoncurrentFairValue_4d1fdbf8-c676-4e43-ae3e-74da3600696d" xlink:href="aort-20220930.xsd#aort_ContingentConsiderationNoncurrentFairValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_98e0d65f-7099-4791-8c33-9768da3e6de6" xlink:to="loc_aort_ContingentConsiderationNoncurrentFairValue_4d1fdbf8-c676-4e43-ae3e-74da3600696d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_71b042bf-9cd2-4e46-831c-2571de906dc1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_98e0d65f-7099-4791-8c33-9768da3e6de6" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_71b042bf-9cd2-4e46-831c-2571de906dc1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTotalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/FinancialInstrumentsNarrativeDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#FinancialInstrumentsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/FinancialInstrumentsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_c22f33a8-b0cd-46b2-87ab-3bc0e72a4914" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_0b5a146b-0caa-469c-ad09-9f76ec2d9719" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_c22f33a8-b0cd-46b2-87ab-3bc0e72a4914" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_0b5a146b-0caa-469c-ad09-9f76ec2d9719" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_ee6126f9-3936-4d67-8e9d-38aad4740e63" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_0b5a146b-0caa-469c-ad09-9f76ec2d9719" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_ee6126f9-3936-4d67-8e9d-38aad4740e63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_e907839a-5527-48aa-bd0a-97657dee5f7e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_ee6126f9-3936-4d67-8e9d-38aad4740e63" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_e907839a-5527-48aa-bd0a-97657dee5f7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_AscyrusMedicalLlcMember_4d10c377-eec9-4e75-aed7-d7db3221856e" xlink:href="aort-20220930.xsd#aort_AscyrusMedicalLlcMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_e907839a-5527-48aa-bd0a-97657dee5f7e" xlink:to="loc_aort_AscyrusMedicalLlcMember_4d10c377-eec9-4e75-aed7-d7db3221856e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_faf80bc5-b7cb-4aba-a897-c6ede50d0c20" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MeasurementInputTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_0b5a146b-0caa-469c-ad09-9f76ec2d9719" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_faf80bc5-b7cb-4aba-a897-c6ede50d0c20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_09cb1d8d-5d8c-40f8-8768-3282ff844f6f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_faf80bc5-b7cb-4aba-a897-c6ede50d0c20" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_09cb1d8d-5d8c-40f8-8768-3282ff844f6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputDiscountRateMember_3e352786-7ecd-44a8-8f81-4fd907a966e7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MeasurementInputDiscountRateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_09cb1d8d-5d8c-40f8-8768-3282ff844f6f" xlink:to="loc_us-gaap_MeasurementInputDiscountRateMember_3e352786-7ecd-44a8-8f81-4fd907a966e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_87ba7b14-21c9-4500-bc6a-f34984dacc56" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_0b5a146b-0caa-469c-ad09-9f76ec2d9719" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_87ba7b14-21c9-4500-bc6a-f34984dacc56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_6f6b4675-03a8-4592-bdc4-93e997b257cf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_87ba7b14-21c9-4500-bc6a-f34984dacc56" xlink:to="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_6f6b4675-03a8-4592-bdc4-93e997b257cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_2624cef8-c9cd-4077-b96d-e4fc235337f4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_87ba7b14-21c9-4500-bc6a-f34984dacc56" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_2624cef8-c9cd-4077-b96d-e4fc235337f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_7b2c1f58-9737-4ab0-aed3-73e18e5e9e82" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_87ba7b14-21c9-4500-bc6a-f34984dacc56" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_7b2c1f58-9737-4ab0-aed3-73e18e5e9e82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_39594f90-059d-49da-a8d4-2c8066125053" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_87ba7b14-21c9-4500-bc6a-f34984dacc56" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_39594f90-059d-49da-a8d4-2c8066125053" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/FinancialInstrumentsReconciliationOfChangesInFairValueOfLevel3LiabilitiesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#FinancialInstrumentsReconciliationOfChangesInFairValueOfLevel3LiabilitiesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/FinancialInstrumentsReconciliationOfChangesInFairValueOfLevel3LiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_ec9d59fd-05f2-46d7-b950-64ad28444196" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_0cff3f10-8985-438f-8d38-b02f5b9462ea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_ec9d59fd-05f2-46d7-b950-64ad28444196" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_0cff3f10-8985-438f-8d38-b02f5b9462ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_50d0a2a6-d1e6-444c-ba94-faefbe89278f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_0cff3f10-8985-438f-8d38-b02f5b9462ea" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_50d0a2a6-d1e6-444c-ba94-faefbe89278f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedPeriodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_05ea3182-48c2-4946-93f2-7c754a866609" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_0cff3f10-8985-438f-8d38-b02f5b9462ea" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_05ea3182-48c2-4946-93f2-7c754a866609" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_46b0bc06-8fa4-4505-b086-be0b9b8b1896" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_0cff3f10-8985-438f-8d38-b02f5b9462ea" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_46b0bc06-8fa4-4505-b086-be0b9b8b1896" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedPeriodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CashEquivalentsSummaryOfCashEquivalentsAndRestrictedSecuritiesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#CashEquivalentsSummaryOfCashEquivalentsAndRestrictedSecuritiesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CashEquivalentsSummaryOfCashEquivalentsAndRestrictedSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAbstract_1dcb99fc-4544-4aa4-80de-a6cf7fbe44ff" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCashAndCashEquivalentsTable_a659f131-deb5-41ea-8d31-0d1f000b93df" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfCashAndCashEquivalentsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashAndCashEquivalentsAbstract_1dcb99fc-4544-4aa4-80de-a6cf7fbe44ff" xlink:to="loc_us-gaap_ScheduleOfCashAndCashEquivalentsTable_a659f131-deb5-41ea-8d31-0d1f000b93df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAxis_43d54c92-aa82-410f-872e-a4cfc10d9f29" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfCashAndCashEquivalentsTable_a659f131-deb5-41ea-8d31-0d1f000b93df" xlink:to="loc_us-gaap_CashAndCashEquivalentsAxis_43d54c92-aa82-410f-872e-a4cfc10d9f29" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_9bad3116-63fb-400b-87fa-5f0908e96936" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_43d54c92-aa82-410f-872e-a4cfc10d9f29" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_9bad3116-63fb-400b-87fa-5f0908e96936" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_a4adf491-9bee-44a4-b4fc-89e54405bbf1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_9bad3116-63fb-400b-87fa-5f0908e96936" xlink:to="loc_us-gaap_MoneyMarketFundsMember_a4adf491-9bee-44a4-b4fc-89e54405bbf1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsLineItems_f10641dd-7aac-457c-aef1-c558fd7492dc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfCashAndCashEquivalentsTable_a659f131-deb5-41ea-8d31-0d1f000b93df" xlink:to="loc_us-gaap_CashAndCashEquivalentsLineItems_f10641dd-7aac-457c-aef1-c558fd7492dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashEquivalentsAtCarryingValue_f958cf21-263d-4a90-96c7-7bca17528770" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashEquivalentsAtCarryingValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashAndCashEquivalentsLineItems_f10641dd-7aac-457c-aef1-c558fd7492dc" xlink:to="loc_us-gaap_CashEquivalentsAtCarryingValue_f958cf21-263d-4a90-96c7-7bca17528770" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesUnrealizedGainLoss_643f56b0-b888-4db3-adc9-4c0e249e5ebb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_MarketableSecuritiesUnrealizedGainLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashAndCashEquivalentsLineItems_f10641dd-7aac-457c-aef1-c558fd7492dc" xlink:to="loc_us-gaap_MarketableSecuritiesUnrealizedGainLoss_643f56b0-b888-4db3-adc9-4c0e249e5ebb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_6c980cd9-19bb-49dc-939a-acb7dee2e2d8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashAndCashEquivalentsLineItems_f10641dd-7aac-457c-aef1-c558fd7492dc" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_6c980cd9-19bb-49dc-939a-acb7dee2e2d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CashEquivalentsNarrativeDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#CashEquivalentsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CashEquivalentsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAbstract_f0b70b63-7657-4083-bcae-ff7ddeda05c2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CashAndCashEquivalentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_96052093-1c08-4f7c-9c0c-9b6ceee2555d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CashAndCashEquivalentsAbstract_f0b70b63-7657-4083-bcae-ff7ddeda05c2" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_96052093-1c08-4f7c-9c0c-9b6ceee2555d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/InventoriesnetandDeferredPreservationCostsScheduleOfInventoriesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#InventoriesnetandDeferredPreservationCostsScheduleOfInventoriesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/InventoriesnetandDeferredPreservationCostsScheduleOfInventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_6da9c18a-3d20-4b52-bf21-3f7301c31754" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_74d947ca-a6f7-4a5d-93da-591aa0780097" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_6da9c18a-3d20-4b52-bf21-3f7301c31754" xlink:to="loc_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_74d947ca-a6f7-4a5d-93da-591aa0780097" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_28874849-c8c6-437b-8d8a-8374e7c2be49" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_6da9c18a-3d20-4b52-bf21-3f7301c31754" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_28874849-c8c6-437b-8d8a-8374e7c2be49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_1ce31fa2-c57c-4a0a-9dda-92d01ccdba0a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_6da9c18a-3d20-4b52-bf21-3f7301c31754" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_1ce31fa2-c57c-4a0a-9dda-92d01ccdba0a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_9d22c179-c59f-4f3e-8b00-ef1f5e89fdee" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_6da9c18a-3d20-4b52-bf21-3f7301c31754" xlink:to="loc_us-gaap_InventoryNet_9d22c179-c59f-4f3e-8b00-ef1f5e89fdee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/InventoriesnetandDeferredPreservationCostsNarrativeDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#InventoriesnetandDeferredPreservationCostsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/InventoriesnetandDeferredPreservationCostsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_cb42f276-fd0a-475d-a06b-d4fa625b5065" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryCurrentTable_5fc81206-8a1c-49fb-a1f8-fad01caf1e8f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryCurrentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_cb42f276-fd0a-475d-a06b-d4fa625b5065" xlink:to="loc_us-gaap_InventoryCurrentTable_5fc81206-8a1c-49fb-a1f8-fad01caf1e8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_97770421-358e-410b-8fef-22c89e98088f" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_StatementGeographicalAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryCurrentTable_5fc81206-8a1c-49fb-a1f8-fad01caf1e8f" xlink:to="loc_srt_StatementGeographicalAxis_97770421-358e-410b-8fef-22c89e98088f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_29818004-92f1-42df-9e92-8d772063c767" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_StatementGeographicalAxis_97770421-358e-410b-8fef-22c89e98088f" xlink:to="loc_srt_SegmentGeographicalDomain_29818004-92f1-42df-9e92-8d772063c767" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_8df7a4ac-a9ba-474e-8d80-2437d1e91794" xlink:href="https://xbrl.sec.gov/country/2021/country-2021.xsd#country_US"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_29818004-92f1-42df-9e92-8d772063c767" xlink:to="loc_country_US_8df7a4ac-a9ba-474e-8d80-2437d1e91794" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonUsMember_8dc220b0-6792-4379-9b8a-519bd47da3c0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NonUsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_29818004-92f1-42df-9e92-8d772063c767" xlink:to="loc_us-gaap_NonUsMember_8dc220b0-6792-4379-9b8a-519bd47da3c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryLineItems_3de184a8-3dbc-4c16-83a2-28b574ab7905" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryCurrentTable_5fc81206-8a1c-49fb-a1f8-fad01caf1e8f" xlink:to="loc_us-gaap_InventoryLineItems_3de184a8-3dbc-4c16-83a2-28b574ab7905" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment_36559b01-8a01-49bf-a5c6-5be1d3020043" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryLineItems_3de184a8-3dbc-4c16-83a2-28b574ab7905" xlink:to="loc_us-gaap_OtherInventoryMaterialsSuppliesAndMerchandiseUnderConsignment_36559b01-8a01-49bf-a5c6-5be1d3020043" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_ConsignmentInventoryPercentage_d00775ea-8777-47d9-9f21-d757d943f58e" xlink:href="aort-20220930.xsd#aort_ConsignmentInventoryPercentage"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryLineItems_3de184a8-3dbc-4c16-83a2-28b574ab7905" xlink:to="loc_aort_ConsignmentInventoryPercentage_d00775ea-8777-47d9-9f21-d757d943f58e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DeferredPreservationCosts_59a03bd7-dddc-4d1e-b9eb-001f83baba01" xlink:href="aort-20220930.xsd#aort_DeferredPreservationCosts"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryLineItems_3de184a8-3dbc-4c16-83a2-28b574ab7905" xlink:to="loc_aort_DeferredPreservationCosts_59a03bd7-dddc-4d1e-b9eb-001f83baba01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryValuationReserves_863a9ecb-e0da-44dd-acc7-b73ab6fe07e6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InventoryValuationReserves"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryLineItems_3de184a8-3dbc-4c16-83a2-28b574ab7905" xlink:to="loc_us-gaap_InventoryValuationReserves_863a9ecb-e0da-44dd-acc7-b73ab6fe07e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsScheduleofCarryingValuesofIndefiniteLivedIntangibleAssetsDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#GoodwillandOtherIntangibleAssetsScheduleofCarryingValuesofIndefiniteLivedIntangibleAssetsDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsScheduleofCarryingValuesofIndefiniteLivedIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_f4adb494-e91d-4ac7-8771-aa78489c3942" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_26fe787f-f614-4957-845b-69fd2b905afc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_f4adb494-e91d-4ac7-8771-aa78489c3942" xlink:to="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_26fe787f-f614-4957-845b-69fd2b905afc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_ffe4f304-660b-43ac-830d-ccc097866f89" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_26fe787f-f614-4957-845b-69fd2b905afc" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_ffe4f304-660b-43ac-830d-ccc097866f89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_0190f206-cd0f-454b-9091-fb1e46d5464e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_ffe4f304-660b-43ac-830d-ccc097866f89" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_0190f206-cd0f-454b-9091-fb1e46d5464e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InProcessResearchAndDevelopmentMember_26717db1-3f23-4970-b88e-c2c90283931f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InProcessResearchAndDevelopmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_0190f206-cd0f-454b-9091-fb1e46d5464e" xlink:to="loc_us-gaap_InProcessResearchAndDevelopmentMember_26717db1-3f23-4970-b88e-c2c90283931f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualRightsMember_d8759f97-53e9-44ef-845b-391c2bd7dade" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ContractualRightsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_0190f206-cd0f-454b-9091-fb1e46d5464e" xlink:to="loc_us-gaap_ContractualRightsMember_d8759f97-53e9-44ef-845b-391c2bd7dade" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TrademarksMember_b9b061d1-2f75-470a-baa9-e75c014e539c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TrademarksMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_0190f206-cd0f-454b-9091-fb1e46d5464e" xlink:to="loc_us-gaap_TrademarksMember_b9b061d1-2f75-470a-baa9-e75c014e539c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_29f4e5cd-1a1c-4e95-a0a0-1898dc795b0b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_26fe787f-f614-4957-845b-69fd2b905afc" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_29f4e5cd-1a1c-4e95-a0a0-1898dc795b0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_1b020aa1-7ff9-4886-9bb5-f50e5db997c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_29f4e5cd-1a1c-4e95-a0a0-1898dc795b0b" xlink:to="loc_us-gaap_Goodwill_1b020aa1-7ff9-4886-9bb5-f50e5db997c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_652d7d77-be45-4a7d-954a-08947b674382" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_29f4e5cd-1a1c-4e95-a0a0-1898dc795b0b" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_652d7d77-be45-4a7d-954a-08947b674382" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsScheduleofGoodwillbyReportableSegmentDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#GoodwillandOtherIntangibleAssetsScheduleofGoodwillbyReportableSegmentDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsScheduleofGoodwillbyReportableSegmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_8f173118-0cc8-427a-92bf-378b2b90bd68" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillRollForward_3fa980e4-bd94-4731-984d-464bf5ed2c77" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_8f173118-0cc8-427a-92bf-378b2b90bd68" xlink:to="loc_us-gaap_GoodwillRollForward_3fa980e4-bd94-4731-984d-464bf5ed2c77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_218f0390-861a-47ad-afaf-42ea48d65ba1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillRollForward_3fa980e4-bd94-4731-984d-464bf5ed2c77" xlink:to="loc_us-gaap_Goodwill_218f0390-861a-47ad-afaf-42ea48d65ba1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_71825525-e918-490e-a5b2-4c82aa90936f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillRollForward_3fa980e4-bd94-4731-984d-464bf5ed2c77" xlink:to="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_71825525-e918-490e-a5b2-4c82aa90936f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_a7148f8c-03bf-43c0-91af-489a053f92d1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillRollForward_3fa980e4-bd94-4731-984d-464bf5ed2c77" xlink:to="loc_us-gaap_Goodwill_a7148f8c-03bf-43c0-91af-489a053f92d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsScheduleofGrossCarryingValuesAccumulatedAmortizationandApproximateAmortizationPeriodofDefiniteLivedIntangibleAssetsDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#GoodwillandOtherIntangibleAssetsScheduleofGrossCarryingValuesAccumulatedAmortizationandApproximateAmortizationPeriodofDefiniteLivedIntangibleAssetsDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsScheduleofGrossCarryingValuesAccumulatedAmortizationandApproximateAmortizationPeriodofDefiniteLivedIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_cd30ebc3-2161-42e7-9509-139c286da89d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_2e79ee89-6349-4a36-961f-ba07b577625b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_cd30ebc3-2161-42e7-9509-139c286da89d" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_2e79ee89-6349-4a36-961f-ba07b577625b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_07979815-80dc-4e0e-a73b-f72dac3d1b76" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_2e79ee89-6349-4a36-961f-ba07b577625b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_07979815-80dc-4e0e-a73b-f72dac3d1b76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2d623d3c-80a9-416c-a3a8-a9173633e010" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_07979815-80dc-4e0e-a73b-f72dac3d1b76" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2d623d3c-80a9-416c-a3a8-a9173633e010" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_01d58db0-7525-4af7-8d63-80ed53eb0b0c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TechnologyBasedIntangibleAssetsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2d623d3c-80a9-416c-a3a8-a9173633e010" xlink:to="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_01d58db0-7525-4af7-8d63-80ed53eb0b0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_IntangibleAssetsOtherThanAcquiredTechnologyMember_3d4b5f25-5494-4da1-8461-ae819361caee" xlink:href="aort-20220930.xsd#aort_IntangibleAssetsOtherThanAcquiredTechnologyMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2d623d3c-80a9-416c-a3a8-a9173633e010" xlink:to="loc_aort_IntangibleAssetsOtherThanAcquiredTechnologyMember_3d4b5f25-5494-4da1-8461-ae819361caee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerListsMember_f8277fa7-bbab-4021-8181-61a112b3f9c6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CustomerListsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_IntangibleAssetsOtherThanAcquiredTechnologyMember_3d4b5f25-5494-4da1-8461-ae819361caee" xlink:to="loc_us-gaap_CustomerListsMember_f8277fa7-bbab-4021-8181-61a112b3f9c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DistributionRightsMember_a19d613e-83b7-4b4b-a14d-c7aad1b481b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DistributionRightsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_IntangibleAssetsOtherThanAcquiredTechnologyMember_3d4b5f25-5494-4da1-8461-ae819361caee" xlink:to="loc_us-gaap_DistributionRightsMember_a19d613e-83b7-4b4b-a14d-c7aad1b481b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PatentsMember_1c0eab4d-067b-43d6-9846-8acfc63fca5e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PatentsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_IntangibleAssetsOtherThanAcquiredTechnologyMember_3d4b5f25-5494-4da1-8461-ae819361caee" xlink:to="loc_us-gaap_PatentsMember_1c0eab4d-067b-43d6-9846-8acfc63fca5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIntangibleAssetsMember_93103f54-1719-42d5-8f1d-0244712c9e7b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OtherIntangibleAssetsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_IntangibleAssetsOtherThanAcquiredTechnologyMember_3d4b5f25-5494-4da1-8461-ae819361caee" xlink:to="loc_us-gaap_OtherIntangibleAssetsMember_93103f54-1719-42d5-8f1d-0244712c9e7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_feb048ba-1127-42f0-97d2-1d5037d33fd4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_2e79ee89-6349-4a36-961f-ba07b577625b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_feb048ba-1127-42f0-97d2-1d5037d33fd4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_c699ac1e-728f-4c2e-bece-3c2e2c3ea558" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_feb048ba-1127-42f0-97d2-1d5037d33fd4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_c699ac1e-728f-4c2e-bece-3c2e2c3ea558" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_80743c3f-0624-42f7-9f9d-45ddf91446a7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_feb048ba-1127-42f0-97d2-1d5037d33fd4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_80743c3f-0624-42f7-9f9d-45ddf91446a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9f86673f-9076-4604-8374-c1030b615c19" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_feb048ba-1127-42f0-97d2-1d5037d33fd4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_9f86673f-9076-4604-8374-c1030b615c19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_3bf8e82b-0514-4805-9b56-39cee574e239" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_feb048ba-1127-42f0-97d2-1d5037d33fd4" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_3bf8e82b-0514-4805-9b56-39cee574e239" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsSummaryofAmortizationExpenseDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#GoodwillandOtherIntangibleAssetsSummaryofAmortizationExpenseDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsSummaryofAmortizationExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_87833c32-cf01-422f-bd1b-e615ef71083b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_1ab28ec5-fde1-408c-acf6-ba14fde85d52" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_87833c32-cf01-422f-bd1b-e615ef71083b" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_1ab28ec5-fde1-408c-acf6-ba14fde85d52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsScheduledAmortizationofIntangibleAssetsforNextFiveYearsDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#GoodwillandOtherIntangibleAssetsScheduledAmortizationofIntangibleAssetsforNextFiveYearsDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/GoodwillandOtherIntangibleAssetsScheduledAmortizationofIntangibleAssetsforNextFiveYearsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_c0116eaa-2ead-411f-82be-70b4915c8e2d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_6b8ae06f-f8ab-40c5-a947-6fca34212376" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_c0116eaa-2ead-411f-82be-70b4915c8e2d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_6b8ae06f-f8ab-40c5-a947-6fca34212376" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_bc850b78-9876-4165-b038-1c2153756e36" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_c0116eaa-2ead-411f-82be-70b4915c8e2d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_bc850b78-9876-4165-b038-1c2153756e36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_fec4b54f-ff6f-407d-98d5-3da73f79286f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_c0116eaa-2ead-411f-82be-70b4915c8e2d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_fec4b54f-ff6f-407d-98d5-3da73f79286f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_18f0b0f5-10a3-4742-bba4-3a4138fb8e63" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_c0116eaa-2ead-411f-82be-70b4915c8e2d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_18f0b0f5-10a3-4742-bba4-3a4138fb8e63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_91d9876f-a178-4659-911f-38d89fea7bb7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_c0116eaa-2ead-411f-82be-70b4915c8e2d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_91d9876f-a178-4659-911f-38d89fea7bb7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_67edce3a-2a0d-4eb5-967f-cfea4f97bd4f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_c0116eaa-2ead-411f-82be-70b4915c8e2d" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_67edce3a-2a0d-4eb5-967f-cfea4f97bd4f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_FiniteLivedIntangibleAssetsAmortizationExpenseEstimate_4d5d04fa-fa6d-4f28-9871-1b12a5fc8baf" xlink:href="aort-20220930.xsd#aort_FiniteLivedIntangibleAssetsAmortizationExpenseEstimate"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_c0116eaa-2ead-411f-82be-70b4915c8e2d" xlink:to="loc_aort_FiniteLivedIntangibleAssetsAmortizationExpenseEstimate_4d5d04fa-fa6d-4f28-9871-1b12a5fc8baf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/IncomeTaxesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#IncomeTaxesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/IncomeTaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureAbstract_116a7db7-f02e-437f-a6cf-355bbba89b53" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_91632c08-e5ce-46d7-a3f6-676e4fe3c542" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_116a7db7-f02e-437f-a6cf-355bbba89b53" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_91632c08-e5ce-46d7-a3f6-676e4fe3c542" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxLiabilities_dbb87299-3552-407e-8be2-4d08f327f233" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxLiabilities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_116a7db7-f02e-437f-a6cf-355bbba89b53" xlink:to="loc_us-gaap_DeferredTaxLiabilities_dbb87299-3552-407e-8be2-4d08f327f233" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_9867ff1c-1532-4f16-9918-ed0009a285e3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxDisclosureAbstract_116a7db7-f02e-437f-a6cf-355bbba89b53" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_9867ff1c-1532-4f16-9918-ed0009a285e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LeasesNarrativeDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#LeasesNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LeasesNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesAbstract_b29bc92b-c56e-42be-8afd-71bf022973d6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeasesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_0915879f-0968-403a-bb9c-c3bd3eaf4e00" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b29bc92b-c56e-42be-8afd-71bf022973d6" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_0915879f-0968-403a-bb9c-c3bd3eaf4e00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_36a8967b-f54c-4176-a837-f862ff3bb342" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b29bc92b-c56e-42be-8afd-71bf022973d6" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_36a8967b-f54c-4176-a837-f862ff3bb342" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseDiscountRate_3164093c-b63d-4337-8dde-f8b172448546" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseDiscountRate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b29bc92b-c56e-42be-8afd-71bf022973d6" xlink:to="loc_us-gaap_LesseeOperatingLeaseDiscountRate_3164093c-b63d-4337-8dde-f8b172448546" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_2dd5ab5c-6632-4ce9-acf9-6a2bcc5d39c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b29bc92b-c56e-42be-8afd-71bf022973d6" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_2dd5ab5c-6632-4ce9-acf9-6a2bcc5d39c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LeasesScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#LeasesScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LeasesScheduleOfSupplementalBalanceSheetInformationRelatedToLeasesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesAbstract_b693cc2c-d1f7-457e-8815-8b96fc3558e4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeasesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesOperatingAbstract_252f8dc3-7c0a-4fd8-a87e-952a3a31c334" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeasesOperatingAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b693cc2c-d1f7-457e-8815-8b96fc3558e4" xlink:to="loc_us-gaap_LeasesOperatingAbstract_252f8dc3-7c0a-4fd8-a87e-952a3a31c334" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_62a26bc6-8d6b-4565-8ab7-3842af0dac38" xlink:href="aort-20220930.xsd#aort_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesOperatingAbstract_252f8dc3-7c0a-4fd8-a87e-952a3a31c334" xlink:to="loc_aort_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_62a26bc6-8d6b-4565-8ab7-3842af0dac38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_7ca1e2b2-0dda-4022-9277-db3da1abd07e" xlink:href="aort-20220930.xsd#aort_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesOperatingAbstract_252f8dc3-7c0a-4fd8-a87e-952a3a31c334" xlink:to="loc_aort_PropertyPlantAndEquipmentAndOperatingLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_7ca1e2b2-0dda-4022-9277-db3da1abd07e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_403b6eb1-bfc6-4510-9bf0-fe7a7048ac4a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesOperatingAbstract_252f8dc3-7c0a-4fd8-a87e-952a3a31c334" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_403b6eb1-bfc6-4510-9bf0-fe7a7048ac4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_7981f5e3-da56-44c2-be61-b7871e95ae1a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesOperatingAbstract_252f8dc3-7c0a-4fd8-a87e-952a3a31c334" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_7981f5e3-da56-44c2-be61-b7871e95ae1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_8d6cde61-22ad-422f-83c9-510dddffac11" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesOperatingAbstract_252f8dc3-7c0a-4fd8-a87e-952a3a31c334" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_8d6cde61-22ad-422f-83c9-510dddffac11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_26bca353-675d-4eb6-9550-61bc7a8f08e9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesOperatingAbstract_252f8dc3-7c0a-4fd8-a87e-952a3a31c334" xlink:to="loc_us-gaap_OperatingLeaseLiability_26bca353-675d-4eb6-9550-61bc7a8f08e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityAbstract_ee975b52-8849-4ae2-bae5-894d8f1734c4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b693cc2c-d1f7-457e-8815-8b96fc3558e4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityAbstract_ee975b52-8849-4ae2-bae5-894d8f1734c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_c02b3060-a5fb-4c6a-a1bc-189c6a07ade0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilityAbstract_ee975b52-8849-4ae2-bae5-894d8f1734c4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_c02b3060-a5fb-4c6a-a1bc-189c6a07ade0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_64c40c82-f10d-4815-bbde-148aa94df6a2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilityAbstract_ee975b52-8849-4ae2-bae5-894d8f1734c4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_64c40c82-f10d-4815-bbde-148aa94df6a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_b56ccdd4-5a3c-45b5-a154-000799d574c7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilityAbstract_ee975b52-8849-4ae2-bae5-894d8f1734c4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_b56ccdd4-5a3c-45b5-a154-000799d574c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_c44a7ef8-2b35-4806-8b23-b097acc65bdb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilityAbstract_ee975b52-8849-4ae2-bae5-894d8f1734c4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_c44a7ef8-2b35-4806-8b23-b097acc65bdb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_722c9596-ab70-49af-b89c-da776b5f0163" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilityAbstract_ee975b52-8849-4ae2-bae5-894d8f1734c4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_722c9596-ab70-49af-b89c-da776b5f0163" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_d7931862-67f0-4ed0-8143-f6c8d202d689" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilityAbstract_ee975b52-8849-4ae2-bae5-894d8f1734c4" xlink:to="loc_us-gaap_FinanceLeaseLiability_d7931862-67f0-4ed0-8143-f6c8d202d689" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_cfebd012-424a-4084-8676-eb9187e4d973" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b693cc2c-d1f7-457e-8815-8b96fc3558e4" xlink:to="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_cfebd012-424a-4084-8676-eb9187e4d973" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_868981cf-eea8-43bd-b72b-faed9ce4824b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b693cc2c-d1f7-457e-8815-8b96fc3558e4" xlink:to="loc_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_868981cf-eea8-43bd-b72b-faed9ce4824b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_7d60b6d3-d1e2-4711-8150-575d3d016af6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b693cc2c-d1f7-457e-8815-8b96fc3558e4" xlink:to="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_7d60b6d3-d1e2-4711-8150-575d3d016af6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_002e0dc0-5092-45f5-b20f-9339e70690de" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_b693cc2c-d1f7-457e-8815-8b96fc3558e4" xlink:to="loc_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_002e0dc0-5092-45f5-b20f-9339e70690de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LeasesSummaryOfLeaseCostsDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#LeasesSummaryOfLeaseCostsDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LeasesSummaryOfLeaseCostsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesAbstract_2882cc82-b8ae-4270-9a18-79a5f4ba6965" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeasesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_b21000f2-b0de-47d5-b4fd-fda5691df9e3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_2882cc82-b8ae-4270-9a18-79a5f4ba6965" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetAmortization_b21000f2-b0de-47d5-b4fd-fda5691df9e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseInterestExpense_b562ff41-f559-48b9-88bb-88e858ea3c3d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseInterestExpense"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_2882cc82-b8ae-4270-9a18-79a5f4ba6965" xlink:to="loc_us-gaap_FinanceLeaseInterestExpense_b562ff41-f559-48b9-88bb-88e858ea3c3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_FinanceLeaseCost_0d7740be-34f2-4244-a432-c709c9ebdc40" xlink:href="aort-20220930.xsd#aort_FinanceLeaseCost"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_2882cc82-b8ae-4270-9a18-79a5f4ba6965" xlink:to="loc_aort_FinanceLeaseCost_0d7740be-34f2-4244-a432-c709c9ebdc40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_faa1cb57-3200-4423-aa34-ea50a2f65532" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseCost"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_2882cc82-b8ae-4270-9a18-79a5f4ba6965" xlink:to="loc_us-gaap_OperatingLeaseCost_faa1cb57-3200-4423-aa34-ea50a2f65532" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubleaseIncome_8e2e1aea-0991-4f1e-a2f9-c6e53252bb95" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SubleaseIncome"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_2882cc82-b8ae-4270-9a18-79a5f4ba6965" xlink:to="loc_us-gaap_SubleaseIncome_8e2e1aea-0991-4f1e-a2f9-c6e53252bb95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCost_9e1508ec-9903-4477-bd44-34e08fc12770" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeaseCost"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_2882cc82-b8ae-4270-9a18-79a5f4ba6965" xlink:to="loc_us-gaap_LeaseCost_9e1508ec-9903-4477-bd44-34e08fc12770" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LeasesScheduleOfSupplementalCashFlowInformationRelatedToLeasesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#LeasesScheduleOfSupplementalCashFlowInformationRelatedToLeasesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LeasesScheduleOfSupplementalCashFlowInformationRelatedToLeasesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesAbstract_f3894979-d1a2-4f4e-b3a0-445a8bd887a1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeasesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasePayments_03f35733-5986-415d-967e-2462720a50cf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeasePayments"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_f3894979-d1a2-4f4e-b3a0-445a8bd887a1" xlink:to="loc_us-gaap_OperatingLeasePayments_03f35733-5986-415d-967e-2462720a50cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_c0df7058-7cb4-4ea7-9645-09ccd1c2e967" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_f3894979-d1a2-4f4e-b3a0-445a8bd887a1" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_c0df7058-7cb4-4ea7-9645-09ccd1c2e967" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_109f206c-84d2-4119-8eb0-009e5c89fd9d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseInterestPaymentOnLiability"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_f3894979-d1a2-4f4e-b3a0-445a8bd887a1" xlink:to="loc_us-gaap_FinanceLeaseInterestPaymentOnLiability_109f206c-84d2-4119-8eb0-009e5c89fd9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LeasesScheduleOfMinimumLeasePaymentsForFinanceOperatingAndSubleaseIncomeLeasesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#LeasesScheduleOfMinimumLeasePaymentsForFinanceOperatingAndSubleaseIncomeLeasesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LeasesScheduleOfMinimumLeasePaymentsForFinanceOperatingAndSubleaseIncomeLeasesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LeasesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_cebd7bf0-ffdf-42da-8e27-077cb929a411" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_cebd7bf0-ffdf-42da-8e27-077cb929a411" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_0906fae4-5e56-4e2a-9348-bfc0ddcca690" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_0906fae4-5e56-4e2a-9348-bfc0ddcca690" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_58774047-be07-472b-ac96-2b1575b9451d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_58774047-be07-472b-ac96-2b1575b9451d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_00838e20-d5b6-4937-aa74-3d4886d7a5e3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_00838e20-d5b6-4937-aa74-3d4886d7a5e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_567e367b-1b44-4084-9426-ad9a4c2b7327" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_567e367b-1b44-4084-9426-ad9a4c2b7327" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_FinanceLeaseLiabilityToBePaidAfterYearFour_92b500d3-5d5b-4063-80b6-b2d9cf3602e6" xlink:href="aort-20220930.xsd#aort_FinanceLeaseLiabilityToBePaidAfterYearFour"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_aort_FinanceLeaseLiabilityToBePaidAfterYearFour_92b500d3-5d5b-4063-80b6-b2d9cf3602e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_30814124-62a4-4973-a0f4-f2c59c8f6439" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_30814124-62a4-4973-a0f4-f2c59c8f6439" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_85cc1d8a-5916-4919-abaa-59c19e4d2413" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_85cc1d8a-5916-4919-abaa-59c19e4d2413" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_5bfd9c7e-97fc-4d75-8faf-d6624fd51c4a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiability_5bfd9c7e-97fc-4d75-8faf-d6624fd51c4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_1e87296c-543c-417f-89fe-81a1f2bcbe54" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_1e87296c-543c-417f-89fe-81a1f2bcbe54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_c7c6a28a-2eca-4ce8-99bf-afe39e396445" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_fe21f927-10ea-44bd-a8ad-d20a76dabcc4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_c7c6a28a-2eca-4ce8-99bf-afe39e396445" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_a209fcb7-8cd8-4f84-96ad-352e6f325951" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_a209fcb7-8cd8-4f84-96ad-352e6f325951" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_5b7bc0ad-1832-4a8b-a034-3d85279db0fd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_5b7bc0ad-1832-4a8b-a034-3d85279db0fd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_38e90feb-6fed-4623-874f-6a5f30bf8c19" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_38e90feb-6fed-4623-874f-6a5f30bf8c19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_88fb4d50-769a-4131-93e2-c44a47a3c947" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_88fb4d50-769a-4131-93e2-c44a47a3c947" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_8b51be1a-c08b-4cd8-bf3b-b9beabe8ecc7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_8b51be1a-c08b-4cd8-bf3b-b9beabe8ecc7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour_afda8c25-87e3-4ccb-9a8b-26be3d2ac48f" xlink:href="aort-20220930.xsd#aort_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_aort_LesseeOperatingLeaseLiabilityToBePaidAfterYearFour_afda8c25-87e3-4ccb-9a8b-26be3d2ac48f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_e19b4116-53f0-495a-90a2-27e8d94a4e83" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_e19b4116-53f0-495a-90a2-27e8d94a4e83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_139ddfe0-6548-42cf-86b7-bddde017aa98" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_139ddfe0-6548-42cf-86b7-bddde017aa98" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_886e0222-fb03-40d2-86eb-4a27717b2b02" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_OperatingLeaseLiability_886e0222-fb03-40d2-86eb-4a27717b2b02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_ea14aad1-17bb-4dd1-b147-20084eb5d1bb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_ea14aad1-17bb-4dd1-b147-20084eb5d1bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_773f4d19-d067-42b3-94d4-ed686d5d7d4c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_2c26c9cb-8ff6-4d5c-9f3f-56b3b888c3fc" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_773f4d19-d067-42b3-94d4-ed686d5d7d4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsRemainderOfFiscalYear_e1e47401-155d-4c38-acd4-bf9121d3b7c0" xlink:href="aort-20220930.xsd#aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsRemainderOfFiscalYear"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsRemainderOfFiscalYear_e1e47401-155d-4c38-acd4-bf9121d3b7c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearOne_1e2cb7e0-e2c1-4a7c-8671-8579a1e1a756" xlink:href="aort-20220930.xsd#aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearOne"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearOne_1e2cb7e0-e2c1-4a7c-8671-8579a1e1a756" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearTwo_4153d56e-3af6-4c83-b04a-b6a5f030e08a" xlink:href="aort-20220930.xsd#aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearTwo"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearTwo_4153d56e-3af6-4c83-b04a-b6a5f030e08a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearThree_81e0dd33-a47b-4ab0-988d-172ba71301e4" xlink:href="aort-20220930.xsd#aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearThree"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearThree_81e0dd33-a47b-4ab0-988d-172ba71301e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearFour_a5630a08-547d-4a97-8124-f9692b42ebca" xlink:href="aort-20220930.xsd#aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearFour"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsYearFour_a5630a08-547d-4a97-8124-f9692b42ebca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsAfterYearFour_3b18d7d8-2665-4890-82a6-255d23ae5b54" xlink:href="aort-20220930.xsd#aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsAfterYearFour"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_aort_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentalsAfterYearFour_3b18d7d8-2665-4890-82a6-255d23ae5b54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertySubjectToOrAvailableForOperatingLeaseNet_4ec77eef-93ec-420e-9ca9-9fef3bb52667" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PropertySubjectToOrAvailableForOperatingLeaseNet"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesAbstract_c965a861-7055-4030-a74c-13c5976c49eb" xlink:to="loc_us-gaap_PropertySubjectToOrAvailableForOperatingLeaseNet_4ec77eef-93ec-420e-9ca9-9fef3bb52667" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/DebtNarrativeDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#DebtNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/DebtNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_a3586122-cd1b-4d52-bf83-4675cb53110d" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_a3586122-cd1b-4d52-bf83-4675cb53110d" xlink:to="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_bc773fc7-d183-418c-b925-c9442ebd68b9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_bc773fc7-d183-418c-b925-c9442ebd68b9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_543c5f23-cdb2-4fa9-b8a0-ed5570d21463" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_bc773fc7-d183-418c-b925-c9442ebd68b9" xlink:to="loc_us-gaap_TypeOfAdoptionMember_543c5f23-cdb2-4fa9-b8a0-ed5570d21463" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate202006Member_7e60e96f-18bd-4f27-ac5f-8ccb9a6377a5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AccountingStandardsUpdate202006Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfAdoptionMember_543c5f23-cdb2-4fa9-b8a0-ed5570d21463" xlink:to="loc_us-gaap_AccountingStandardsUpdate202006Member_7e60e96f-18bd-4f27-ac5f-8ccb9a6377a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_e50b1321-9252-41a8-9569-c2e6185afe32" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_e50b1321-9252-41a8-9569-c2e6185afe32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_abba0ca3-c12c-4009-977e-97ee43ead2e8" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_e50b1321-9252-41a8-9569-c2e6185afe32" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_abba0ca3-c12c-4009-977e-97ee43ead2e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_ad0dee00-4ca0-4945-ac8c-5eca7a175a70" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_abba0ca3-c12c-4009-977e-97ee43ead2e8" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_ad0dee00-4ca0-4945-ac8c-5eca7a175a70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_677b865f-e78f-4bc8-a9c4-84424a7b7b1c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_us-gaap_CreditFacilityAxis_677b865f-e78f-4bc8-a9c4-84424a7b7b1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_cce2af24-93da-406b-a072-d634d0a9cc01" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_677b865f-e78f-4bc8-a9c4-84424a7b7b1c" xlink:to="loc_us-gaap_CreditFacilityDomain_cce2af24-93da-406b-a072-d634d0a9cc01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_872d480e-a03d-4e37-ad27-955b41135394" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_cce2af24-93da-406b-a072-d634d0a9cc01" xlink:to="loc_us-gaap_SecuredDebtMember_872d480e-a03d-4e37-ad27-955b41135394" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansPayableMember_fde835d2-55f6-4d52-a7ba-38fe8e3db73b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansPayableMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_cce2af24-93da-406b-a072-d634d0a9cc01" xlink:to="loc_us-gaap_LoansPayableMember_fde835d2-55f6-4d52-a7ba-38fe8e3db73b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_9723de3e-571a-45ab-a22a-399e64ab7fbc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_cce2af24-93da-406b-a072-d634d0a9cc01" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_9723de3e-571a-45ab-a22a-399e64ab7fbc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_RevolvingCreditFacilityAndTermLoanMember_0fb3904c-ba55-414c-9842-92d271487ed0" xlink:href="aort-20220930.xsd#aort_RevolvingCreditFacilityAndTermLoanMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_cce2af24-93da-406b-a072-d634d0a9cc01" xlink:to="loc_aort_RevolvingCreditFacilityAndTermLoanMember_0fb3904c-ba55-414c-9842-92d271487ed0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_452b0a40-83c5-4103-aa14-f9a8d8f963e0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VariableRateAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_us-gaap_VariableRateAxis_452b0a40-83c5-4103-aa14-f9a8d8f963e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_6dad04bc-f25a-4cc3-9973-cd95fabc7559" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateAxis_452b0a40-83c5-4103-aa14-f9a8d8f963e0" xlink:to="loc_us-gaap_VariableRateDomain_6dad04bc-f25a-4cc3-9973-cd95fabc7559" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BaseRateMember_e759e009-c163-4c6b-a28a-436c10ba9139" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_BaseRateMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_6dad04bc-f25a-4cc3-9973-cd95fabc7559" xlink:to="loc_us-gaap_BaseRateMember_e759e009-c163-4c6b-a28a-436c10ba9139" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_ed1c96c5-37f5-4291-9713-762e996e1272" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_VariableRateDomain_6dad04bc-f25a-4cc3-9973-cd95fabc7559" xlink:to="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_ed1c96c5-37f5-4291-9713-762e996e1272" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_46166542-9470-4064-8f43-ef804990f1a4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_46166542-9470-4064-8f43-ef804990f1a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_b9dd852c-5720-49a5-84f6-5597efd0d65e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_46166542-9470-4064-8f43-ef804990f1a4" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_b9dd852c-5720-49a5-84f6-5597efd0d65e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_1d35af14-bb0d-485b-b99c-012831248b55" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_b9dd852c-5720-49a5-84f6-5597efd0d65e" xlink:to="loc_us-gaap_ConvertibleDebtMember_1d35af14-bb0d-485b-b99c-012831248b55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_b3816734-5dbc-4459-a64a-7ce40dedac70" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_us-gaap_DebtInstrumentAxis_b3816734-5dbc-4459-a64a-7ce40dedac70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_d818f169-8974-4f08-803e-ca618aa2ca04" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_b3816734-5dbc-4459-a64a-7ce40dedac70" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_d818f169-8974-4f08-803e-ca618aa2ca04" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_CreditAgreementMember_cbc625f9-b1bf-484f-8d92-5d0e5528e6a9" xlink:href="aort-20220930.xsd#aort_CreditAgreementMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d818f169-8974-4f08-803e-ca618aa2ca04" xlink:to="loc_aort_CreditAgreementMember_cbc625f9-b1bf-484f-8d92-5d0e5528e6a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_1cc9448b-7f5d-41dd-bb26-646bf72117f4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_1cc9448b-7f5d-41dd-bb26-646bf72117f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_14a82650-ef47-4008-84ea-477491f3b709" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_1cc9448b-7f5d-41dd-bb26-646bf72117f4" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_14a82650-ef47-4008-84ea-477491f3b709" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseMember_85a60426-c7f8-4195-af4d-c195a0fb492a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_14a82650-ef47-4008-84ea-477491f3b709" xlink:to="loc_us-gaap_InterestExpenseMember_85a60426-c7f8-4195-af4d-c195a0fb492a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DebtPeriodAxis_baf57b17-9698-4d2d-aaad-f1cd86c9455e" xlink:href="aort-20220930.xsd#aort_DebtPeriodAxis"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_aort_DebtPeriodAxis_baf57b17-9698-4d2d-aaad-f1cd86c9455e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DebtPeriodDomain_d249f14f-65a3-4a29-8fa1-10e213500309" xlink:href="aort-20220930.xsd#aort_DebtPeriodDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_DebtPeriodAxis_baf57b17-9698-4d2d-aaad-f1cd86c9455e" xlink:to="loc_aort_DebtPeriodDomain_d249f14f-65a3-4a29-8fa1-10e213500309" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_CircumstanceIMember_bebf7827-207f-410b-839e-cfccc6872f42" xlink:href="aort-20220930.xsd#aort_CircumstanceIMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_DebtPeriodDomain_d249f14f-65a3-4a29-8fa1-10e213500309" xlink:to="loc_aort_CircumstanceIMember_bebf7827-207f-410b-839e-cfccc6872f42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_CircumstanceIiMember_356ab154-d785-4a1b-8752-318f589065d9" xlink:href="aort-20220930.xsd#aort_CircumstanceIiMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_DebtPeriodDomain_d249f14f-65a3-4a29-8fa1-10e213500309" xlink:to="loc_aort_CircumstanceIiMember_356ab154-d785-4a1b-8752-318f589065d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_CircumstanceAfterJuly52023Member_ab75d77f-df80-438b-bfad-5d0318f6ca5b" xlink:href="aort-20220930.xsd#aort_CircumstanceAfterJuly52023Member"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_DebtPeriodDomain_d249f14f-65a3-4a29-8fa1-10e213500309" xlink:to="loc_aort_CircumstanceAfterJuly52023Member_ab75d77f-df80-438b-bfad-5d0318f6ca5b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityTable_7adbbcab-4764-41dd-8081-7b9580b09152" xlink:to="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_fec25602-9cb2-4bac-ba73-9fce90e84744" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_fec25602-9cb2-4bac-ba73-9fce90e84744" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_0c425a03-b001-4dfc-aa04-05bcb13e4edc" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_0c425a03-b001-4dfc-aa04-05bcb13e4edc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DebtInstrumentExtensionPeriod_3a5794d9-b8fa-4302-b288-83538a9b3f9a" xlink:href="aort-20220930.xsd#aort_DebtInstrumentExtensionPeriod"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_aort_DebtInstrumentExtensionPeriod_3a5794d9-b8fa-4302-b288-83538a9b3f9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_8ec5aa59-c939-4b75-b4e0-1d7ca9db9eb7" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_8ec5aa59-c939-4b75-b4e0-1d7ca9db9eb7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DebtInstrumentExtensionCircumstancePeriod_56883ba1-fe78-466d-b597-6298e6764bb5" xlink:href="aort-20220930.xsd#aort_DebtInstrumentExtensionCircumstancePeriod"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_aort_DebtInstrumentExtensionCircumstancePeriod_56883ba1-fe78-466d-b597-6298e6764bb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_4566b0e1-b142-41c7-9e5c-1a939926bac1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_4566b0e1-b142-41c7-9e5c-1a939926bac1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_f17b817d-ce09-4dc7-813d-dcf8da7a0e90" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_f17b817d-ce09-4dc7-813d-dcf8da7a0e90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_3a17ca9d-2909-4951-b855-72b3865a9be3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_3a17ca9d-2909-4951-b855-72b3865a9be3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAmount_d47f02ec-1fc1-479a-b496-69a39a431727" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ExtinguishmentOfDebtAmount"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAmount_d47f02ec-1fc1-479a-b496-69a39a431727" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_RevolvingCreditFacilityPercentageRepaidForNoCovenants_d40a8c13-bdcb-43e8-9754-ac011c5cb260" xlink:href="aort-20220930.xsd#aort_RevolvingCreditFacilityPercentageRepaidForNoCovenants"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_aort_RevolvingCreditFacilityPercentageRepaidForNoCovenants_d40a8c13-bdcb-43e8-9754-ac011c5cb260" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_717aa5c2-d5b5-4451-bdc4-0edf4446bd08" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_717aa5c2-d5b5-4451-bdc4-0edf4446bd08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromConvertibleDebt_3a635309-5dd5-4891-bb5e-39cccfb4a9b1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProceedsFromConvertibleDebt"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_ProceedsFromConvertibleDebt_3a635309-5dd5-4891-bb5e-39cccfb4a9b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_b983f152-4cd1-4843-84d0-5c382edcd977" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_LongTermDebt_b983f152-4cd1-4843-84d0-5c382edcd977" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_26fc1a2a-55bd-4b7e-ac49-982abf4510b2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionRatio1"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_26fc1a2a-55bd-4b7e-ac49-982abf4510b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_c5c31788-60f7-4ac6-ba85-0105dc2c6dde" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_c5c31788-60f7-4ac6-ba85-0105dc2c6dde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFairValue_0ec4c706-ace1-46a3-a39a-971302d056ef" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentFairValue"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentFairValue_0ec4c706-ace1-46a3-a39a-971302d056ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_9a7065a6-5836-4e03-b886-b09063ca1cdf" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_9a7065a6-5836-4e03-b886-b09063ca1cdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_183e865c-cb42-4765-aced-5eaeba7d4ad6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestExpenseDebt"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_InterestExpenseDebt_183e865c-cb42-4765-aced-5eaeba7d4ad6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnamortizedDebtIssuanceExpense_e7af3d74-fbd2-48a6-93b5-e045e4645487" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UnamortizedDebtIssuanceExpense"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_UnamortizedDebtIssuanceExpense_e7af3d74-fbd2-48a6-93b5-e045e4645487" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdTradingDays_558cd996-4fdf-48ea-b9c1-f5b13a3f3485" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdTradingDays"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdTradingDays_558cd996-4fdf-48ea-b9c1-f5b13a3f3485" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1_171c23ca-e500-4704-82e6-9d4e609ac113" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays1_171c23ca-e500-4704-82e6-9d4e609ac113" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_657bec74-019d-4aac-b326-a8ab33bd40fe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_657bec74-019d-4aac-b326-a8ab33bd40fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DebtInstrumentConvertibleRedemptionPercentageOfPrincipalAmount_3fefc338-4424-4f8d-a824-a7a0aac12c57" xlink:href="aort-20220930.xsd#aort_DebtInstrumentConvertibleRedemptionPercentageOfPrincipalAmount"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LineOfCreditFacilityLineItems_a2547c5a-b170-4921-9652-02f571bec846" xlink:to="loc_aort_DebtInstrumentConvertibleRedemptionPercentageOfPrincipalAmount_3fefc338-4424-4f8d-a824-a7a0aac12c57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/DebtScheduleOfShortTermAndLongTermBalancesOfTermLoanDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#DebtScheduleOfShortTermAndLongTermBalancesOfTermLoanDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/DebtScheduleOfShortTermAndLongTermBalancesOfTermLoanDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_59d89825-e87c-4df9-97ee-67a0f1ceb659" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_1f5a2ccf-741c-47b0-92e3-b74b216ce336" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_59d89825-e87c-4df9-97ee-67a0f1ceb659" xlink:to="loc_us-gaap_DebtInstrumentTable_1f5a2ccf-741c-47b0-92e3-b74b216ce336" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_b1473590-0094-417b-b7a9-8ca9cff5ebbd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_1f5a2ccf-741c-47b0-92e3-b74b216ce336" xlink:to="loc_us-gaap_CreditFacilityAxis_b1473590-0094-417b-b7a9-8ca9cff5ebbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_2cf5feea-33ce-4603-9444-31dab9415951" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityAxis_b1473590-0094-417b-b7a9-8ca9cff5ebbd" xlink:to="loc_us-gaap_CreditFacilityDomain_2cf5feea-33ce-4603-9444-31dab9415951" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansPayableMember_1c930f07-3ccd-4ade-bc6c-17719bcaa92e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LoansPayableMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_2cf5feea-33ce-4603-9444-31dab9415951" xlink:to="loc_us-gaap_LoansPayableMember_1c930f07-3ccd-4ade-bc6c-17719bcaa92e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtMember_95286c2d-1050-415c-b47a-3db339c6868e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConvertibleDebtMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditFacilityDomain_2cf5feea-33ce-4603-9444-31dab9415951" xlink:to="loc_us-gaap_ConvertibleDebtMember_95286c2d-1050-415c-b47a-3db339c6868e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_7511e4dc-0726-4bba-bc2b-c5adefb4b710" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_1f5a2ccf-741c-47b0-92e3-b74b216ce336" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_7511e4dc-0726-4bba-bc2b-c5adefb4b710" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_8616b7f9-119f-42f6-ac05-d1d024bb969b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_7511e4dc-0726-4bba-bc2b-c5adefb4b710" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_8616b7f9-119f-42f6-ac05-d1d024bb969b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_GovernmentSponsoredDebtKfwLoan1Member_6987a733-a22e-450b-8ac9-7d0a7ea85820" xlink:href="aort-20220930.xsd#aort_GovernmentSponsoredDebtKfwLoan1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_8616b7f9-119f-42f6-ac05-d1d024bb969b" xlink:to="loc_aort_GovernmentSponsoredDebtKfwLoan1Member_6987a733-a22e-450b-8ac9-7d0a7ea85820" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_GovernmentSponsoredDebtKfwLoan2Member_d8bc548e-f672-4853-abec-feae4e743ab6" xlink:href="aort-20220930.xsd#aort_GovernmentSponsoredDebtKfwLoan2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_8616b7f9-119f-42f6-ac05-d1d024bb969b" xlink:to="loc_aort_GovernmentSponsoredDebtKfwLoan2Member_d8bc548e-f672-4853-abec-feae4e743ab6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_dd491207-4003-471d-aa97-36253162937b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_1f5a2ccf-741c-47b0-92e3-b74b216ce336" xlink:to="loc_us-gaap_DebtInstrumentLineItems_dd491207-4003-471d-aa97-36253162937b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_2af52785-b9c1-4a37-a3bc-1e4882a7582e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_dd491207-4003-471d-aa97-36253162937b" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_2af52785-b9c1-4a37-a3bc-1e4882a7582e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_01173f27-fb49-420e-a807-d47fb65ee620" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_dd491207-4003-471d-aa97-36253162937b" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_01173f27-fb49-420e-a807-d47fb65ee620" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_c6a03556-d08a-47dd-bbd4-a4df19ddaf00" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_dd491207-4003-471d-aa97-36253162937b" xlink:to="loc_us-gaap_LongTermDebt_c6a03556-d08a-47dd-bbd4-a4df19ddaf00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_53b6170b-1ef4-4ab0-ae46-fa9eead25ad3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_dd491207-4003-471d-aa97-36253162937b" xlink:to="loc_us-gaap_LongTermDebtCurrent_53b6170b-1ef4-4ab0-ae46-fa9eead25ad3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_a374049f-e98a-47e5-ac6b-bd9ff2cd7c94" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_dd491207-4003-471d-aa97-36253162937b" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_a374049f-e98a-47e5-ac6b-bd9ff2cd7c94" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_bc48b59c-60d8-4eb9-a042-e523120d80b4" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_dd491207-4003-471d-aa97-36253162937b" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_bc48b59c-60d8-4eb9-a042-e523120d80b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#CommitmentsandContingenciesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/CommitmentsandContingenciesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_991e8469-c1c2-4410-b882-94958d8ea28a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_ResearchAndDevelopmentExpenseTerminationAndWindDownCosts_e96f3baa-fe96-4e58-8f54-764ee46efdb0" xlink:href="aort-20220930.xsd#aort_ResearchAndDevelopmentExpenseTerminationAndWindDownCosts"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_991e8469-c1c2-4410-b882-94958d8ea28a" xlink:to="loc_aort_ResearchAndDevelopmentExpenseTerminationAndWindDownCosts_e96f3baa-fe96-4e58-8f54-764ee46efdb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/RevenueRecognitionDisaggregationOfRevenueDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#RevenueRecognitionDisaggregationOfRevenueDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/RevenueRecognitionDisaggregationOfRevenueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_435bdd55-a0cc-4e91-b439-1b1a3ae553fe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_5950b469-5545-45d8-95c6-ac11c01acadd" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_435bdd55-a0cc-4e91-b439-1b1a3ae553fe" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_5950b469-5545-45d8-95c6-ac11c01acadd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_808a19b6-f4e9-4a7d-93e7-2daadac34a78" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_5950b469-5545-45d8-95c6-ac11c01acadd" xlink:to="loc_srt_ProductOrServiceAxis_808a19b6-f4e9-4a7d-93e7-2daadac34a78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_ec371dd1-95ac-4a9b-beb8-8194063e782c" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_808a19b6-f4e9-4a7d-93e7-2daadac34a78" xlink:to="loc_srt_ProductsAndServicesDomain_ec371dd1-95ac-4a9b-beb8-8194063e782c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_DomesticHospitalsMember_fa2d9b3e-f6c5-4c02-88c6-b5baa6f9c9b3" xlink:href="aort-20220930.xsd#aort_DomesticHospitalsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_ec371dd1-95ac-4a9b-beb8-8194063e782c" xlink:to="loc_aort_DomesticHospitalsMember_fa2d9b3e-f6c5-4c02-88c6-b5baa6f9c9b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_InternationalHospitalsMember_d3753259-6522-498b-8834-fc08b429c396" xlink:href="aort-20220930.xsd#aort_InternationalHospitalsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_ec371dd1-95ac-4a9b-beb8-8194063e782c" xlink:to="loc_aort_InternationalHospitalsMember_d3753259-6522-498b-8834-fc08b429c396" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_InternationalDistributorMember_93be0529-716b-42ba-b80b-ed663da5a4a0" xlink:href="aort-20220930.xsd#aort_InternationalDistributorMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_ec371dd1-95ac-4a9b-beb8-8194063e782c" xlink:to="loc_aort_InternationalDistributorMember_93be0529-716b-42ba-b80b-ed663da5a4a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_CardiogenesisMember_288dd76b-a615-44d4-8aab-d3133a8e8815" xlink:href="aort-20220930.xsd#aort_CardiogenesisMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_ec371dd1-95ac-4a9b-beb8-8194063e782c" xlink:to="loc_aort_CardiogenesisMember_288dd76b-a615-44d4-8aab-d3133a8e8815" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_8f3cbd27-bbcc-47d7-a17e-e0c3dfdbc5f1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_5950b469-5545-45d8-95c6-ac11c01acadd" xlink:to="loc_us-gaap_DisaggregationOfRevenueLineItems_8f3cbd27-bbcc-47d7-a17e-e0c3dfdbc5f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_144b914d-18ea-48ae-8789-0133f3c30696" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_8f3cbd27-bbcc-47d7-a17e-e0c3dfdbc5f1" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_144b914d-18ea-48ae-8789-0133f3c30696" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/StockCompensationNarrativeDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#StockCompensationNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/StockCompensationNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_b4fbf81e-c59f-4c5a-b814-1f63d4a56b9f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_71c88753-9deb-46e8-a510-c39b58a9f9b2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_b4fbf81e-c59f-4c5a-b814-1f63d4a56b9f" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_71c88753-9deb-46e8-a510-c39b58a9f9b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis_c4699ec4-49d5-4d61-9b11-3345a2dd5ea0" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_TitleOfIndividualAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_71c88753-9deb-46e8-a510-c39b58a9f9b2" xlink:to="loc_srt_TitleOfIndividualAxis_c4699ec4-49d5-4d61-9b11-3345a2dd5ea0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_654c09b6-41c2-4554-9a02-75069abac4d7" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualAxis_c4699ec4-49d5-4d61-9b11-3345a2dd5ea0" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_654c09b6-41c2-4554-9a02-75069abac4d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OfficerMember_d2eb9bf9-c16c-4af8-a215-028befe1c03c" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_OfficerMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_654c09b6-41c2-4554-9a02-75069abac4d7" xlink:to="loc_srt_OfficerMember_d2eb9bf9-c16c-4af8-a215-028befe1c03c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_251ac5f3-970e-4c04-820f-7fab64db60c6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_71c88753-9deb-46e8-a510-c39b58a9f9b2" xlink:to="loc_us-gaap_AwardTypeAxis_251ac5f3-970e-4c04-820f-7fab64db60c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_345d6960-f469-41da-90fc-eb371bc94b2c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_251ac5f3-970e-4c04-820f-7fab64db60c6" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_345d6960-f469-41da-90fc-eb371bc94b2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockMember_0934277b-1161-4009-bbe9-845605e66c2c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_345d6960-f469-41da-90fc-eb371bc94b2c" xlink:to="loc_us-gaap_EmployeeStockMember_0934277b-1161-4009-bbe9-845605e66c2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_RestrictedStockAwardsRestrictedStockUnitsPreferredStockUnitsMember_16d9f2c0-80d5-4b9c-a8bc-3109ae18c974" xlink:href="aort-20220930.xsd#aort_RestrictedStockAwardsRestrictedStockUnitsPreferredStockUnitsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_345d6960-f469-41da-90fc-eb371bc94b2c" xlink:to="loc_aort_RestrictedStockAwardsRestrictedStockUnitsPreferredStockUnitsMember_16d9f2c0-80d5-4b9c-a8bc-3109ae18c974" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7a48817b-09bf-46d6-9215-2fec14074352" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_71c88753-9deb-46e8-a510-c39b58a9f9b2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7a48817b-09bf-46d6-9215-2fec14074352" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_c300df51-84c8-4028-9bc4-a8cfbae28482" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7a48817b-09bf-46d6-9215-2fec14074352" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardPurchasePriceOfCommonStockPercent_c300df51-84c8-4028-9bc4-a8cfbae28482" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_219abef9-c30b-41b2-88cf-c6589e1660f1" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7a48817b-09bf-46d6-9215-2fec14074352" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_219abef9-c30b-41b2-88cf-c6589e1660f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsMarketValueOfSharesGranted_f03d4bc1-3735-4aa2-93ac-b96f04576701" xlink:href="aort-20220930.xsd#aort_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsMarketValueOfSharesGranted"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7a48817b-09bf-46d6-9215-2fec14074352" xlink:to="loc_aort_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsMarketValueOfSharesGranted_f03d4bc1-3735-4aa2-93ac-b96f04576701" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_d1916d73-50ed-4c93-8c69-bee038794081" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7a48817b-09bf-46d6-9215-2fec14074352" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_d1916d73-50ed-4c93-8c69-bee038794081" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_4e5fb2a5-076b-418d-9757-e25ccd918415" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7a48817b-09bf-46d6-9215-2fec14074352" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_4e5fb2a5-076b-418d-9757-e25ccd918415" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_32da6a45-cafc-4c3d-a339-8ae29821caf0" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_7a48817b-09bf-46d6-9215-2fec14074352" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_32da6a45-cafc-4c3d-a339-8ae29821caf0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/StockCompensationScheduleOfWeightedAverageAssumptionsUsedToDetermineTheFairValueOfOptionsDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#StockCompensationScheduleOfWeightedAverageAssumptionsUsedToDetermineTheFairValueOfOptionsDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/StockCompensationScheduleOfWeightedAverageAssumptionsUsedToDetermineTheFairValueOfOptionsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_a902a958-0697-45c9-a427-57aa12c0de75" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_dc70f02e-9716-4744-92e9-32716cfb3a85" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_a902a958-0697-45c9-a427-57aa12c0de75" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_dc70f02e-9716-4744-92e9-32716cfb3a85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_a2855e25-7cd5-4a2b-b277-5f4f13e5e4c8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_dc70f02e-9716-4744-92e9-32716cfb3a85" xlink:to="loc_us-gaap_AwardTypeAxis_a2855e25-7cd5-4a2b-b277-5f4f13e5e4c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_719dfd06-350e-4779-84ab-7b892d942493" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_a2855e25-7cd5-4a2b-b277-5f4f13e5e4c8" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_719dfd06-350e-4779-84ab-7b892d942493" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_d9ee4460-3c37-40fd-b94c-908b9d75a0f6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_719dfd06-350e-4779-84ab-7b892d942493" xlink:to="loc_us-gaap_EmployeeStockOptionMember_d9ee4460-3c37-40fd-b94c-908b9d75a0f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockMember_2671cf44-fa9b-42fd-ab91-9896477c0483" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_719dfd06-350e-4779-84ab-7b892d942493" xlink:to="loc_us-gaap_EmployeeStockMember_2671cf44-fa9b-42fd-ab91-9896477c0483" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a369c28a-7cb1-4df5-bb3c-2361c8f90d8b" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_dc70f02e-9716-4744-92e9-32716cfb3a85" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a369c28a-7cb1-4df5-bb3c-2361c8f90d8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_2f83b5be-1fda-407e-b524-55dbafe10f94" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a369c28a-7cb1-4df5-bb3c-2361c8f90d8b" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_2f83b5be-1fda-407e-b524-55dbafe10f94" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_8dd239b5-938b-4d28-b332-f9f62658c010" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a369c28a-7cb1-4df5-bb3c-2361c8f90d8b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate_8dd239b5-938b-4d28-b332-f9f62658c010" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_27cf3b8a-1f1d-497d-82cd-ca54d9154f51" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a369c28a-7cb1-4df5-bb3c-2361c8f90d8b" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_27cf3b8a-1f1d-497d-82cd-ca54d9154f51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/StockCompensationSummaryOfTotalStockCompensationExpensesDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#StockCompensationSummaryOfTotalStockCompensationExpensesDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/StockCompensationSummaryOfTotalStockCompensationExpensesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_a0102025-8c07-438a-ba5c-76e580b0e033" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_18f83137-8a31-4285-a7f6-8ca7486f1fd5" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_a0102025-8c07-438a-ba5c-76e580b0e033" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_18f83137-8a31-4285-a7f6-8ca7486f1fd5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_6e65e3fe-8968-4d83-80a8-8ea6f59b3e21" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_18f83137-8a31-4285-a7f6-8ca7486f1fd5" xlink:to="loc_us-gaap_AwardTypeAxis_6e65e3fe-8968-4d83-80a8-8ea6f59b3e21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7a702867-0a2a-40b4-b80c-b05278575c0e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_6e65e3fe-8968-4d83-80a8-8ea6f59b3e21" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7a702867-0a2a-40b4-b80c-b05278575c0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_RestrictedStockAwardsRestrictedStockUnitsPerformanceStockAwardsPerformanceStockUnitsMember_c51be5dd-d1be-41e0-848f-4a2c4d3e8293" xlink:href="aort-20220930.xsd#aort_RestrictedStockAwardsRestrictedStockUnitsPerformanceStockAwardsPerformanceStockUnitsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7a702867-0a2a-40b4-b80c-b05278575c0e" xlink:to="loc_aort_RestrictedStockAwardsRestrictedStockUnitsPerformanceStockAwardsPerformanceStockUnitsMember_c51be5dd-d1be-41e0-848f-4a2c4d3e8293" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_StockOptionAndEmployeeStockPurchasePlanOptionExpenseMember_474c9921-c756-4177-bcfc-9d7081e483f6" xlink:href="aort-20220930.xsd#aort_StockOptionAndEmployeeStockPurchasePlanOptionExpenseMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_7a702867-0a2a-40b4-b80c-b05278575c0e" xlink:to="loc_aort_StockOptionAndEmployeeStockPurchasePlanOptionExpenseMember_474c9921-c756-4177-bcfc-9d7081e483f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_bfa3501e-26be-4b8e-bd35-c37bd02ad9d8" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_18f83137-8a31-4285-a7f6-8ca7486f1fd5" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_bfa3501e-26be-4b8e-bd35-c37bd02ad9d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1_1b24b58c-737e-4c31-b74b-9a2980169354" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_bfa3501e-26be-4b8e-bd35-c37bd02ad9d8" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1_1b24b58c-737e-4c31-b74b-9a2980169354" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/LossEarningsPerCommonShareComputationOfBasicAndDilutedLossIncomePerCommonShareDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#LossEarningsPerCommonShareComputationOfBasicAndDilutedLossIncomePerCommonShareDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/LossEarningsPerCommonShareComputationOfBasicAndDilutedLossIncomePerCommonShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_c46c6a9b-0501-40f1-a1d0-fa6f025f33fe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_38588a7f-6399-4147-a59e-f2f1aacec128" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_c46c6a9b-0501-40f1-a1d0-fa6f025f33fe" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_38588a7f-6399-4147-a59e-f2f1aacec128" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_252cca1e-d454-4915-9ef4-cc91534335a6" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_38588a7f-6399-4147-a59e-f2f1aacec128" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_252cca1e-d454-4915-9ef4-cc91534335a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_1e5d66aa-8932-48b8-a480-37619a60f963" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_252cca1e-d454-4915-9ef4-cc91534335a6" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_1e5d66aa-8932-48b8-a480-37619a60f963" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_d74c39bd-c740-4f65-858d-1a70a05f8703" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_1e5d66aa-8932-48b8-a480-37619a60f963" xlink:to="loc_us-gaap_EmployeeStockOptionMember_d74c39bd-c740-4f65-858d-1a70a05f8703" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConvertibleDebtSecuritiesMember_68f6487a-66c4-445d-b09d-12f9d21e505c" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ConvertibleDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_1e5d66aa-8932-48b8-a480-37619a60f963" xlink:to="loc_us-gaap_ConvertibleDebtSecuritiesMember_68f6487a-66c4-445d-b09d-12f9d21e505c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_afbc39e7-e2ee-4993-aafa-4c64036d5295" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_38588a7f-6399-4147-a59e-f2f1aacec128" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_afbc39e7-e2ee-4993-aafa-4c64036d5295" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_f7fd9728-0a25-4787-8a47-e566b5eef534" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_afbc39e7-e2ee-4993-aafa-4c64036d5295" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_f7fd9728-0a25-4787-8a47-e566b5eef534" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_8b888d3f-062c-4d01-b585-176366aef7af" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_f7fd9728-0a25-4787-8a47-e566b5eef534" xlink:to="loc_us-gaap_NetIncomeLoss_8b888d3f-062c-4d01-b585-176366aef7af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_4449d833-a96c-49f6-8894-e18a21a5c716" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_f7fd9728-0a25-4787-8a47-e566b5eef534" xlink:to="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_4449d833-a96c-49f6-8894-e18a21a5c716" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_a52efb1f-4a00-4f90-b3c1-a9b421817cb2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_f7fd9728-0a25-4787-8a47-e566b5eef534" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_a52efb1f-4a00-4f90-b3c1-a9b421817cb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_82b9db25-9e59-4f77-8f35-2d6d119c210f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_f7fd9728-0a25-4787-8a47-e566b5eef534" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_82b9db25-9e59-4f77-8f35-2d6d119c210f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_b77c5fc7-57c1-4fdf-8964-74abb7662852" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_f7fd9728-0a25-4787-8a47-e566b5eef534" xlink:to="loc_us-gaap_EarningsPerShareBasic_b77c5fc7-57c1-4fdf-8964-74abb7662852" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_afbc39e7-e2ee-4993-aafa-4c64036d5295" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_e424cf9a-4ffc-46bf-a433-fd9c88794b96" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:to="loc_us-gaap_NetIncomeLoss_e424cf9a-4ffc-46bf-a433-fd9c88794b96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted_3a3c46d8-f17f-4277-8527-e6048a242b3a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:to="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted_3a3c46d8-f17f-4277-8527-e6048a242b3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestOnConvertibleDebtNetOfTax_4966ef56-6ec0-4202-bcd2-562dddf2548a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_InterestOnConvertibleDebtNetOfTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:to="loc_us-gaap_InterestOnConvertibleDebtNetOfTax_4966ef56-6ec0-4202-bcd2-562dddf2548a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_f84c55e6-ec9e-461a-8f83-12537cf9ade9" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_f84c55e6-ec9e-461a-8f83-12537cf9ade9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_6a731e7c-41b1-4690-9c62-7c775fb91c86" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_6a731e7c-41b1-4690-9c62-7c775fb91c86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_a65917fe-bf34-4ca6-8d65-f090ef926b1f" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_a65917fe-bf34-4ca6-8d65-f090ef926b1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_f19ade02-2ac6-43e2-8220-78022b007459" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_f19ade02-2ac6-43e2-8220-78022b007459" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_a4af06d0-b1ed-4c16-afc2-870a1b899890" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_e8389ce7-54b8-416b-b3d2-ea09e6d9a9ce" xlink:to="loc_us-gaap_EarningsPerShareDiluted_a4af06d0-b1ed-4c16-afc2-870a1b899890" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_c5744013-c51a-41e1-a5a1-122fa0c85273" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_afbc39e7-e2ee-4993-aafa-4c64036d5295" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_c5744013-c51a-41e1-a5a1-122fa0c85273" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/SegmentInformationNarrativeDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#SegmentInformationNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/SegmentInformationNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_f554bd09-7dc7-43ff-b300-3caa3683137e" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0d6df301-0e17-4ace-b28d-b0a988a5f1a3" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_f554bd09-7dc7-43ff-b300-3caa3683137e" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0d6df301-0e17-4ace-b28d-b0a988a5f1a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_5dbd5251-5557-4d21-9449-07183ad507b2" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0d6df301-0e17-4ace-b28d-b0a988a5f1a3" xlink:to="loc_srt_ConsolidationItemsAxis_5dbd5251-5557-4d21-9449-07183ad507b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_b0309ced-ec6b-41d7-809f-c8cda83468a6" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_5dbd5251-5557-4d21-9449-07183ad507b2" xlink:to="loc_srt_ConsolidationItemsDomain_b0309ced-ec6b-41d7-809f-c8cda83468a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntersegmentEliminationMember_b48afe23-a0a7-402b-a1ca-4a5513b30dea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_IntersegmentEliminationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_b0309ced-ec6b-41d7-809f-c8cda83468a6" xlink:to="loc_us-gaap_IntersegmentEliminationMember_b48afe23-a0a7-402b-a1ca-4a5513b30dea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_d85c57d0-a2f1-430f-9496-e6452a988ae2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0d6df301-0e17-4ace-b28d-b0a988a5f1a3" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_d85c57d0-a2f1-430f-9496-e6452a988ae2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_07f684b2-8a5e-46a5-9631-9d2df06cffac" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d85c57d0-a2f1-430f-9496-e6452a988ae2" xlink:to="loc_us-gaap_NumberOfReportableSegments_07f684b2-8a5e-46a5-9631-9d2df06cffac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_de7b3820-e67a-4c18-9f10-f7a573c90bfa" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_Revenues"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d85c57d0-a2f1-430f-9496-e6452a988ae2" xlink:to="loc_us-gaap_Revenues_de7b3820-e67a-4c18-9f10-f7a573c90bfa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/SegmentInformationRevenuesCostOfProductsAndServicesAndGrossMarginsForOperatingSegmentsDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#SegmentInformationRevenuesCostOfProductsAndServicesAndGrossMarginsForOperatingSegmentsDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/SegmentInformationRevenuesCostOfProductsAndServicesAndGrossMarginsForOperatingSegmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_860f2a99-7634-47ff-ab3d-9767711da0fe" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_6cb28012-3451-442a-b82d-48cc18dec2bb" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_860f2a99-7634-47ff-ab3d-9767711da0fe" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_6cb28012-3451-442a-b82d-48cc18dec2bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_86eaaaa3-6dba-478b-9881-6d6a58c450de" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_6cb28012-3451-442a-b82d-48cc18dec2bb" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_86eaaaa3-6dba-478b-9881-6d6a58c450de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_2bd527f7-86fe-404b-ab35-8ceb7c76a0ea" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_86eaaaa3-6dba-478b-9881-6d6a58c450de" xlink:to="loc_us-gaap_SegmentDomain_2bd527f7-86fe-404b-ab35-8ceb7c76a0ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_MedicalDevicesMember_f4d8e342-bbaa-4c98-a009-6b672f282901" xlink:href="aort-20220930.xsd#aort_MedicalDevicesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_2bd527f7-86fe-404b-ab35-8ceb7c76a0ea" xlink:to="loc_aort_MedicalDevicesMember_f4d8e342-bbaa-4c98-a009-6b672f282901" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_PreservationServicesMember_bbcfc11a-efb6-444f-a0e4-619af6e7d84e" xlink:href="aort-20220930.xsd#aort_PreservationServicesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_2bd527f7-86fe-404b-ab35-8ceb7c76a0ea" xlink:to="loc_aort_PreservationServicesMember_bbcfc11a-efb6-444f-a0e4-619af6e7d84e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_e06ef104-0e10-4ccd-b57e-920809e289a2" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_6cb28012-3451-442a-b82d-48cc18dec2bb" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_e06ef104-0e10-4ccd-b57e-920809e289a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_ee04c7b3-f511-4ac3-8b29-1b558706cd91" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e06ef104-0e10-4ccd-b57e-920809e289a2" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_ee04c7b3-f511-4ac3-8b29-1b558706cd91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_3568bc2d-aa8e-41c5-a89e-0ad17d97bc15" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e06ef104-0e10-4ccd-b57e-920809e289a2" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_3568bc2d-aa8e-41c5-a89e-0ad17d97bc15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_46ba0efa-3918-46d8-a2b1-fa0c43bfd3ab" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_GrossProfit"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e06ef104-0e10-4ccd-b57e-920809e289a2" xlink:to="loc_us-gaap_GrossProfit_46ba0efa-3918-46d8-a2b1-fa0c43bfd3ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.cryolife.com/role/SegmentInformationSummaryOfNetRevenuesByProductAndServiceDetails" xlink:type="simple" xlink:href="aort-20220930.xsd#SegmentInformationSummaryOfNetRevenuesByProductAndServiceDetails"/>
  <link:presentationLink xlink:role="http://www.cryolife.com/role/SegmentInformationSummaryOfNetRevenuesByProductAndServiceDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_56943fb4-971d-4b11-aa74-2b5cb8543b2a" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfProductInformationTable_65c15db4-9caa-4699-9334-cf443deba9ba" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ScheduleOfProductInformationTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_56943fb4-971d-4b11-aa74-2b5cb8543b2a" xlink:to="loc_us-gaap_ScheduleOfProductInformationTable_65c15db4-9caa-4699-9334-cf443deba9ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_b018a4fe-e1d9-44cb-a9db-22091f88745d" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfProductInformationTable_65c15db4-9caa-4699-9334-cf443deba9ba" xlink:to="loc_srt_ProductOrServiceAxis_b018a4fe-e1d9-44cb-a9db-22091f88745d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_204947ab-9a73-4c5c-98b0-984b84e4303b" xlink:href="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_b018a4fe-e1d9-44cb-a9db-22091f88745d" xlink:to="loc_srt_ProductsAndServicesDomain_204947ab-9a73-4c5c-98b0-984b84e4303b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_ProductsMember_7e5ec14b-3268-41e6-b1be-478d3f8c5fd6" xlink:href="aort-20220930.xsd#aort_ProductsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_204947ab-9a73-4c5c-98b0-984b84e4303b" xlink:to="loc_aort_ProductsMember_7e5ec14b-3268-41e6-b1be-478d3f8c5fd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_AorticStentGraftsMember_100e2888-521d-4b98-9630-29d24b52c2c0" xlink:href="aort-20220930.xsd#aort_AorticStentGraftsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_ProductsMember_7e5ec14b-3268-41e6-b1be-478d3f8c5fd6" xlink:to="loc_aort_AorticStentGraftsMember_100e2888-521d-4b98-9630-29d24b52c2c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_SurgicalSealantsMember_cdbe1031-e62a-4794-8b44-48d84a64adf5" xlink:href="aort-20220930.xsd#aort_SurgicalSealantsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_ProductsMember_7e5ec14b-3268-41e6-b1be-478d3f8c5fd6" xlink:to="loc_aort_SurgicalSealantsMember_cdbe1031-e62a-4794-8b44-48d84a64adf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_OnXMember_ee4297ef-bf95-4bef-8294-2433d548d957" xlink:href="aort-20220930.xsd#aort_OnXMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_ProductsMember_7e5ec14b-3268-41e6-b1be-478d3f8c5fd6" xlink:to="loc_aort_OnXMember_ee4297ef-bf95-4bef-8294-2433d548d957" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_OtherProductsMember_0b8ed095-33fe-47a9-947a-75f9af390d46" xlink:href="aort-20220930.xsd#aort_OtherProductsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_aort_ProductsMember_7e5ec14b-3268-41e6-b1be-478d3f8c5fd6" xlink:to="loc_aort_OtherProductsMember_0b8ed095-33fe-47a9-947a-75f9af390d46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_aort_PreservationServicesMember_cdf17b83-436d-4c5b-bc19-2ae486d33291" xlink:href="aort-20220930.xsd#aort_PreservationServicesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_204947ab-9a73-4c5c-98b0-984b84e4303b" xlink:to="loc_aort_PreservationServicesMember_cdf17b83-436d-4c5b-bc19-2ae486d33291" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductInformationLineItems_f85672fe-f9e0-423c-9690-c20949a9b424" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_ProductInformationLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfProductInformationTable_65c15db4-9caa-4699-9334-cf443deba9ba" xlink:to="loc_us-gaap_ProductInformationLineItems_f85672fe-f9e0-423c-9690-c20949a9b424" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_fbc9779c-7e60-4ea2-9272-49d35b736379" xlink:href="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProductInformationLineItems_f85672fe-f9e0-423c-9690-c20949a9b424" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_fbc9779c-7e60-4ea2-9272-49d35b736379" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
</link:linkbase>
