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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 TXb34shyWLQCFHRaLjwqYfTszuyDFlRRk+prDrzTyKrtSXd+hRyerBxqyR54hgwG
 2ySgTiEiYxw2OvkgrfiyHg==

<SEC-DOCUMENT>0001231919-07-000044.txt : 20070530
<SEC-HEADER>0001231919-07-000044.hdr.sgml : 20070530
<ACCEPTANCE-DATETIME>20070530110607
ACCESSION NUMBER:		0001231919-07-000044
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070522
FILED AS OF DATE:		20070530
DATE AS OF CHANGE:		20070530

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MedaSorb Technologies CORP
		CENTRAL INDEX KEY:			0001175151
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				980373793
		FISCAL YEAR END:			0531

	BUSINESS ADDRESS:	
		STREET 1:		7 DEER PARK DRIVE, SUITE K
		CITY:			MONMOUTH JUNCTION
		STATE:			NJ
		ZIP:			08852
		BUSINESS PHONE:		973-329-8885

	MAIL ADDRESS:	
		STREET 1:		7 DEER PARK DRIVE, SUITE K
		CITY:			MONMOUTH JUNCTION
		STATE:			NJ
		ZIP:			08852

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GILDER ENTERPRISES INC
		DATE OF NAME CHANGE:	20020611

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Whalen Martin F
		CENTRAL INDEX KEY:			0001400730

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51038
		FILM NUMBER:		07885983

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		732-329-8885

	MAIL ADDRESS:	
		STREET 1:		C/O MEDASORB TECHNOLOGIES INC.
		STREET 2:		7 DEER PARK DRIVE, SUITE K
		CITY:			MONMOUTH JUNCTION
		STATE:			NJ
		ZIP:			08852
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-05-22</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001175151</issuerCik>
        <issuerName>MedaSorb Technologies CORP</issuerName>
        <issuerTradingSymbol>MSBT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001400730</rptOwnerCik>
            <rptOwnerName>Whalen Martin F</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MEDASORB TECHNOLOGIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>7 DEER PARK DRIVE, SUITE K</rptOwnerStreet2>
            <rptOwnerCity>MONMOUTH JUNCTION</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08852</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Martin F. Whalen</signatureName>
        <signatureDate>2007-05-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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