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<!-- DFIN ActiveDisclosure(SM) XBRL Schema Document - http://www.dfinsolutions.com/ -->
<!-- Creation Date      : 2020-03-29T23:18:39.5395030+00:00 -->
<!-- Version            : 5.0.1.369 -->
<!-- Package ID         : 75b98b3df9f844abbcd2d1a7023af766 -->
<!-- Copyright (c) 2020 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
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  <xsd:element id="ecor_TemporaryEquitySharesConversionOfConvertiblePreferredUnits" name="TemporaryEquitySharesConversionOfConvertiblePreferredUnits" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_TemporaryEquityValueConversionOfConvertiblePreferredUnits" name="TemporaryEquityValueConversionOfConvertiblePreferredUnits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_StockIssuedDuringPeriodSharesStockDividend" name="StockIssuedDuringPeriodSharesStockDividend" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_ReclassificationOfWarrantLiabilityToEquity" name="ReclassificationOfWarrantLiabilityToEquity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_CommonUnitsOtherThanProfitsInterestsMember" name="CommonUnitsOtherThanProfitsInterestsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ConversionOfSeriesAPreferredUnitsMember" name="ConversionOfSeriesAPreferredUnitsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ConversionOfSeriesBPreferredUnitsMember" name="ConversionOfSeriesBPreferredUnitsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ConversionOfMembersCommonUnitsMember" name="ConversionOfMembersCommonUnitsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ProfitsInterestsMember" name="ProfitsInterestsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ChangeInFairValueOfWarrantsAndEmbeddedDerivative" name="ChangeInFairValueOfWarrantsAndEmbeddedDerivative" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_AdjustmentsOfCloudComputingImplementationCost" name="AdjustmentsOfCloudComputingImplementationCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_NoncashLeaseExpenseNet" name="NoncashLeaseExpenseNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_LitigationSettlementNonCash" name="LitigationSettlementNonCash" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_ReclassificationOfWarrantLiabilityToAdditionalPaidInCapital" name="ReclassificationOfWarrantLiabilityToAdditionalPaidInCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_ReclassificationOfDeferredFinancingCostsToAdditionalPaidInCapital" name="ReclassificationOfDeferredFinancingCostsToAdditionalPaidInCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_NonCashOrParNonCashStockDividendDistribution" name="NonCashOrParNonCashStockDividendDistribution" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_CapitalizedCloudComputingArrangementCostsIncludedInAccountsPayableAndAccruedExpenses" name="CapitalizedCloudComputingArrangementCostsIncludedInAccountsPayableAndAccruedExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_RisksAndUncertaintiesTextBlock" name="RisksAndUncertaintiesTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_CloudComputingArrangementTextBlock" name="CloudComputingArrangementTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_CloudComputingArrangementAbstract" name="CloudComputingArrangementAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_VariableInterestEntityAbstract" name="VariableInterestEntityAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_WarrantLiabilityDisclosureTextBlock" name="WarrantLiabilityDisclosureTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_CloudComputingArrangementPolicyTextBlock" name="CloudComputingArrangementPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_StockBasedCompensationPolicyTextBlock" name="StockBasedCompensationPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_RecentAccountingPronouncementsNotYetAdopted" name="RecentAccountingPronouncementsNotYetAdopted" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_SupplementalBalanceSheetInformationForOperatingLeasesDisclosureTableTextBlock" name="SupplementalBalanceSheetInformationForOperatingLeasesDisclosureTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_StatementOfCashFlowInformationForOperatingLeasesDisclosuresTableTextBlock" name="StatementOfCashFlowInformationForOperatingLeasesDisclosuresTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems" name="OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_OrganizationConsolidationAndPresentationOfFinancialStatementsTable" name="OrganizationConsolidationAndPresentationOfFinancialStatementsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_AccountingPoliciesLineItems" name="AccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_AccountingPoliciesTable" name="AccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_LeaseholdImprovementsTerm" name="LeaseholdImprovementsTerm" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_OtherMember" name="OtherMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_AmountOfReductionPatientsCouldReceiveFromCostOfCoPaymentsOfFirstMonthOfTherapy" name="AmountOfReductionPatientsCouldReceiveFromCostOfCoPaymentsOfFirstMonthOfTherapy" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_AmountOfReductionFromTheCostOfEachRefillForMaximumOf12Months" name="AmountOfReductionFromTheCostOfEachRefillForMaximumOf12Months" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_MaximumAmountOfReductionInMonthlyCoPaymentsOfEachPrescription" name="MaximumAmountOfReductionInMonthlyCoPaymentsOfEachPrescription" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_PaymentTermForCustomers" name="PaymentTermForCustomers" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_CashAndCashEquivalentsAmortizedCost" name="CashAndCashEquivalentsAmortizedCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_CashAndCashEquivalentsAndMarketableSecuritiesAmortizedCostBasisCurrent" name="CashAndCashEquivalentsAndMarketableSecuritiesAmortizedCostBasisCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_InventoryRawMaterialsCurrentAndNoncurrent" name="InventoryRawMaterialsCurrentAndNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_InventoryWorkInProcessCurrentAndNoncurrent" name="InventoryWorkInProcessCurrentAndNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_InventoryFinishedGoodsCurrentAndNoncurrent" name="InventoryFinishedGoodsCurrentAndNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_InventoryCurrentAndNoncurrent" name="InventoryCurrentAndNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_InventoryNoncurrentRawMaterials" name="InventoryNoncurrentRawMaterials" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_InventoryNoncurrentWorkInProcess" name="InventoryNoncurrentWorkInProcess" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_ComputerEquipmentAndSoftwareMember" name="ComputerEquipmentAndSoftwareMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_FullyDepreciatedAssetsMember" name="FullyDepreciatedAssetsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_LeaseEffectiveDate" name="LeaseEffectiveDate" type="xbrli:dateItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_LeaseNotYetRecognizedWithNoncancelablePeriodDescription" name="LeaseNotYetRecognizedWithNoncancelablePeriodDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_ChangeInOperatingLeaseLiabilities" name="ChangeInOperatingLeaseLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_AmortizationOfDeferredCosts" name="AmortizationOfDeferredCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_DebtInstrumentPaidDate" name="DebtInstrumentPaidDate" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_NotesPayableLineItems" name="NotesPayableLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ScheduleOfNotesPayableTable" name="ScheduleOfNotesPayableTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_NumberOfClassesOfUnitsPermittedForIssuance" name="NumberOfClassesOfUnitsPermittedForIssuance" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_NumberOfVoteEachMemberIsEntitledToForEachUnitHeld" name="NumberOfVoteEachMemberIsEntitledToForEachUnitHeld" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_SeriesAWarrantsMember" name="SeriesAWarrantsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_December2015TermLoanMember" name="December2015TermLoanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_FinancialAdvisorsMember" name="FinancialAdvisorsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_EquityPurchaseAgreementMember" name="EquityPurchaseAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_PromissoryNotesMember" name="PromissoryNotesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_AdvisorsMember" name="AdvisorsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ExercisePriceOneMember" name="ExercisePriceOneMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ExercisePriceTwoMember" name="ExercisePriceTwoMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_PurchasersOfBridgeNotesMember" name="PurchasersOfBridgeNotesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_StockIssuedDuringPeriodSharesConversionOfOptions" name="StockIssuedDuringPeriodSharesConversionOfOptions" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_SharesIssuedAsPaymentInFullForAccruedAndUnpaidPreferredReturnPayable" name="SharesIssuedAsPaymentInFullForAccruedAndUnpaidPreferredReturnPayable" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_AccruedAndUnpaidPreferredReturnPayable" name="AccruedAndUnpaidPreferredReturnPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_ReductionInPreferredReturnPercentage" name="ReductionInPreferredReturnPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_PreferredReturnPayableUponPublicOffering" name="PreferredReturnPayableUponPublicOffering" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_AggregateAmountOfBridgeNotesAndRelatedAccruedAndUnpaidInterest" name="AggregateAmountOfBridgeNotesAndRelatedAccruedAndUnpaidInterest" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_NumberOfDirectors" name="NumberOfDirectors" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_NumberOfDirectorsAppoint" name="NumberOfDirectorsAppoint" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_EffectiveIncomeTaxRateReconciliationLossIncurredAsPassThroughPercentage" name="EffectiveIncomeTaxRateReconciliationLossIncurredAsPassThroughPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_IncomeTaxDisclosureLineItems" name="IncomeTaxDisclosureLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_IncomeTaxTable" name="IncomeTaxTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_DeferredTaxAssetsLeasingArrangements" name="DeferredTaxAssetsLeasingArrangements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_DeferredTaxLiabilitiesRightOfUseAsset" name="DeferredTaxLiabilitiesRightOfUseAsset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xsd:element id="ecor_AccumulatedNonCapitalLosses" name="AccumulatedNonCapitalLosses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_PeriodForCumulativeChangeInOwnership" name="PeriodForCumulativeChangeInOwnership" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_CumulativeChangeInOwnershipPercentage" name="CumulativeChangeInOwnershipPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xsd:element id="ecor_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardAdditionalVestingPeriod" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardAdditionalVestingPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_ShareBasedCompensationAwardTrancheFiveMember" name="ShareBasedCompensationAwardTrancheFiveMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ShareBasedCompensationAwardTrancheFourMember" name="ShareBasedCompensationAwardTrancheFourMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_CommonStockAwardsThatVestAtTheTimeOfIssuanceMember" name="CommonStockAwardsThatVestAtTheTimeOfIssuanceMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_CommonStockAwardsThatDidNotVestImmediatelyMember" name="CommonStockAwardsThatDidNotVestImmediatelyMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_OptionsToPurchaseCommonStockThatDidNotVestImmediatelyMember" name="OptionsToPurchaseCommonStockThatDidNotVestImmediatelyMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_TwoThousandEighteenOmnibusEquityIncentivePlanMember" name="TwoThousandEighteenOmnibusEquityIncentivePlanMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_EmployeesAndConsultantsMember" name="EmployeesAndConsultantsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_RestrictedStockAndDeferredStockMember" name="RestrictedStockAndDeferredStockMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_NonEmployeeDirectorMember" name="NonEmployeeDirectorMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesIssuablePursuantToExerciseOfStockOptions" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesIssuablePursuantToExerciseOfStockOptions" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsContractualTerm" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsContractualTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xsd:element id="ecor_CommonStockFairMarketValuePerShare" name="CommonStockFairMarketValuePerShare" type="num:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xsd:element id="ecor_ExercisePriceRangeOneMember" name="ExercisePriceRangeOneMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ExercisePriceRangeTwoMember" name="ExercisePriceRangeTwoMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_ExercisePriceRangeThreeMember" name="ExercisePriceRangeThreeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_MadisonGlobalPartnersMember" name="MadisonGlobalPartnersMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_FormerFinancialAdvisorMember" name="FormerFinancialAdvisorMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_WarrantOneMember" name="WarrantOneMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_WarrantTwoMember" name="WarrantTwoMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_WarrantThreeMember" name="WarrantThreeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_WarrantFourMember" name="WarrantFourMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_FormerOfficerMember" name="FormerOfficerMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_RestructuringChargeIncludingAcceleratedStockBasedCompensationExpense" name="RestructuringChargeIncludingAcceleratedStockBasedCompensationExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xsd:element id="ecor_StockPurchaseAgreementMember" name="StockPurchaseAgreementMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_LincolnParkCapitalFundLLCMember" name="LincolnParkCapitalFundLLCMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xsd:element id="ecor_AdditionalCommitmentSharesIssued" name="AdditionalCommitmentSharesIssued" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xsd:element id="ecor_NumberOfBoardOfDirectors" name="NumberOfBoardOfDirectors" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
</xsd:schema>
