<SEC-DOCUMENT>0001209191-19-046826.txt : 20190820
<SEC-HEADER>0001209191-19-046826.hdr.sgml : 20190820
<ACCEPTANCE-DATETIME>20190820171413
ACCESSION NUMBER:		0001209191-19-046826
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20190816
FILED AS OF DATE:		20190820
DATE AS OF CHANGE:		20190820

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Murphy Raymond G.
		CENTRAL INDEX KEY:			0001461806

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26224
		FILM NUMBER:		191040518

	MAIL ADDRESS:	
		STREET 1:		14604 CARROLTON ROAD
		CITY:			ROCKVILLE
		STATE:			MD
		ZIP:			20853

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTEGRA LIFESCIENCES HOLDINGS CORP
		CENTRAL INDEX KEY:			0000917520
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				510317849
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		311 ENTERPRISE DRIVE
		CITY:			PLAINSBORO
		STATE:			NJ
		ZIP:			08536
		BUSINESS PHONE:		6092750500

	MAIL ADDRESS:	
		STREET 1:		311 ENTERPRISE DRIVE
		CITY:			PLAINSBORO
		STATE:			NJ
		ZIP:			08536

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTEGRA LIFESCIENCES CORP
		DATE OF NAME CHANGE:	19950614
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-08-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000917520</issuerCik>
        <issuerName>INTEGRA LIFESCIENCES HOLDINGS CORP</issuerName>
        <issuerTradingSymbol>IART</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001461806</rptOwnerCik>
            <rptOwnerName>Murphy Raymond G.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>311 ENTERPRISE DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PLAINSBORO</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08536</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-08-16</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4136</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>60.9878</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>41026</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>28761</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Spouse</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price shown above represents the weighted average price of the shares sold. The range of sale prices was $60.53 to $61.195.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Eric Schwartz; Attorney-in-Fact</signatureName>
        <signatureDate>2019-08-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>attachment1.htm
<DESCRIPTION>EX-24 DOCUMENT
<TEXT>
<HTML>
<HEAD>
</HEAD>
<BODY>
<PRE>








POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby authorizes Eric
Schwartz, Mythili Seshan, Carol Shields and David Sirolly to execute for and on
behalf of the undersigned Forms 3, 4 and 5, and any amendments thereto, and
cause such form(s) to be filed with the United States Securities and Exchange
Commission pursuant to Section 16(a) of the Securities Act of 1934, relating to
the undersigned's beneficial ownership of securities in Integra LifeSciences
Holdings Corporation (the "Company"). The undersigned also authorizes the above
persons to execute for and on behalf of the undersigned any Form ID or similar
document required to obtain or renew Securities and Exchange Commission
electronic filings codes and passwords and cause such form(s) to be submitted to
and/or filed with the Securities and Exchange Commission. The undersigned hereby
grants to each such attorney-in-fact full power and authority to do and perform
any and every act and thing whatsoever requisite, necessary, or proper to be
done in the exercise of any of the rights and powers herein granted, as fully to
all intents and purposes as the undersigned might or could do if personally
present, with full power of substitution or revocation, hereby ratifying and
confirming all that such attorney-in-fact, or such attorney-in-fact's substitute
or substitutes, shall lawfully do or cause to be done by virtue of this power of
attorney and the rights and powers herein granted. The undersigned acknowledges
that the foregoing attorneys-in-fact, in serving in such capacity at the request
of the undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.

           This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4 and 5 with respect to
the undersigned's holdings of, and transactions in, securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing delivered
to the foregoing attorneys in-fact.

          IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 20th day of August 2019.

                                                        /s/ Raymond G. Murphy
                                                        Raymond G. Murphy
</PRE>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
