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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 SL3/4brTVICM2BP2AHgh3C3lQZXaQY7HJ5z3+3nkBsM8tQKfdy00BSy6boqghhyD
 cZ2lvkjYO0Rod6RI3wDjrA==

<SEC-DOCUMENT>0001434582-08-000001.txt : 20080512
<SEC-HEADER>0001434582-08-000001.hdr.sgml : 20080512
<ACCEPTANCE-DATETIME>20080512160322
ACCESSION NUMBER:		0001434582-08-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080425
FILED AS OF DATE:		20080512
DATE AS OF CHANGE:		20080512

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTEGRATED SURGICAL SYSTEMS INC
		CENTRAL INDEX KEY:			0000894871
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				680232575
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1433 N. MARKET BLVD.
		STREET 2:		SUITE 1
		CITY:			SACRAMENTO
		STATE:			CA
		ZIP:			95834
		BUSINESS PHONE:		916-285-9943

	MAIL ADDRESS:	
		STREET 1:		1433 N. MARKET BLVD.
		STREET 2:		SUITE 1
		CITY:			SACRAMENTO
		STATE:			CA
		ZIP:			95834

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Walker Martin Stephen
		CENTRAL INDEX KEY:			0001434582

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12471
		FILM NUMBER:		08823384

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		305-294-7811

	MAIL ADDRESS:	
		STREET 1:		1408 OLIVIA STREET
		CITY:			KEY WEST
		STATE:			FL
		ZIP:			33040
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2008-04-25</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000894871</issuerCik>
        <issuerName>INTEGRATED SURGICAL SYSTEMS INC</issuerName>
        <issuerTradingSymbol>ISS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001434582</rptOwnerCik>
            <rptOwnerName>Walker Martin Stephen</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1408 OLIVIA STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>KEY WEST</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33040</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1224761</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <remarks>The Reporting Person  beneficially owns 1,199,934 shares through a trust of which he is the sole beneficiary, and the remaining 24,827 through his IRA.</remarks>

    <ownerSignature>
        <signatureName>/s/ Martin S. Walker</signatureName>
        <signatureDate>2008-05-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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