<SUBMISSION>
<ACCESSION-NUMBER>0001252986-07-000015
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20070912
<FILING-DATE>20070913
<DATE-OF-FILING-DATE-CHANGE>20070913
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<CONFORMED-NAME>DUGGAN ROBERT W
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<ACT>34
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<BUSINESS-ADDRESS>
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<STREET1>1933 CLIFF DRIVE #30
<CITY>SANTA BARBARA
<STATE>CA
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<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>INTUITIVE SURGICAL INC
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<STATE-OF-INCORPORATION>DE
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<CITY>SUNNYVALE
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<CITY>SUNNYVALE
<STATE>CA
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<SEQUENCE>1
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    <footnotes>
        <footnote id="F1">The reporting person disclaims beneficial ownership of these shares except to the extent of the reporting person's pecuniary interest in the shares.</footnote>
        <footnote id="F2">Received in the Merger in exchange for a stock option or warrant, as applicable, to acquire common stock of Computer Motion, Inc.  The share numbers and exercise prices reflect the share numbers and exercise prices for the related Computer Motion, Inc. common stock option or warrant, as applicable, after the application of the merger exchange ratio of .51426943 and giving effect to the 1-for-2 reverse stock split of Intuitive Surgical, Inc. common stock effected on June 30, 2003.</footnote>
        <footnote id="F3">Fully Exercisable.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert W. Duggan</signatureName>
        <signatureDate>2007-09-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
