<SUBMISSION>
<ACCESSION-NUMBER>0001252986-07-000014
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20070911
<FILING-DATE>20070912
<DATE-OF-FILING-DATE-CHANGE>20070912
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>DUGGAN ROBERT W
<CIK>0001055919
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<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>000-30713
<FILM-NUMBER>071114348
</FILING-VALUES>
<BUSINESS-ADDRESS>
<PHONE>8059623755
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>1933 CLIFF DRIVE #30
<CITY>SANTA BARBARA
<STATE>CA
<ZIP>93107
</MAIL-ADDRESS>
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<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>INTUITIVE SURGICAL INC
<CIK>0001035267
<ASSIGNED-SIC>3842
<IRS-NUMBER>770416458
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
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<BUSINESS-ADDRESS>
<STREET1>950 KIFER ROAD
<CITY>SUNNYVALE
<STATE>CA
<ZIP>94086
<PHONE>4085232100
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<MAIL-ADDRESS>
<STREET1>950 KIFER ROAD
<CITY>SUNNYVALE
<STATE>CA
<ZIP>94086
</MAIL-ADDRESS>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
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                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>220.03</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>194511</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
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        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
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                <value>2007-09-11</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
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            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>220</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
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                <sharesOwnedFollowingTransaction>
                    <value>193011</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
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                <value>Common Stock</value>
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                <value>2007-09-11</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>221.62</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
                    <value>8968</value>
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            </postTransactionAmounts>
            <ownershipNature>
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                <transactionShares>
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                <sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
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            <exerciseDate>
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                <underlyingSecurityShares>
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                </underlyingSecurityShares>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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        <derivativeTransaction>
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            <conversionOrExercisePrice>
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            <transactionDate>
                <value>2007-09-11</value>
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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
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            <expirationDate>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
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                </underlyingSecurityTitle>
                <underlyingSecurityShares>
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                </underlyingSecurityShares>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1000</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        <derivativeTransaction>
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            <transactionDate>
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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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            <underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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        </derivativeTransaction>
        <derivativeTransaction>
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                <sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
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            <transactionAmounts>
                <transactionShares>
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                <transactionAcquiredDisposedCode>
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                </transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
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                </directOrIndirectOwnership>
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        <derivativeTransaction>
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                <value>2007-09-11</value>
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            <transactionAmounts>
                <transactionShares>
                    <value>3282</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F3"/>
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            <expirationDate>
                <value>2011-05-30</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
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                </underlyingSecurityTitle>
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                </underlyingSecurityShares>
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                <sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
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        <derivativeTransaction>
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                <value>35.0011</value>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
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                <value>2007-09-11</value>
            </transactionDate>
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                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>804</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2009-03-22</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>804</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4338</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
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                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <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>
        <footnote id="F4">Non-statutory stock option granted pursuant to the Non-Employee Directors' Stock Option Plan.  Option shall vest 100% one year after the date of grant date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert W. Duggan</signatureName>
        <signatureDate>2007-09-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
