Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
SMITH LONNIE M
  2. Issuer Name and Ticker or Trading Symbol
INTUITIVE SURGICAL INC [ISRG]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chairman of the Board
(Last)
(First)
(Middle)
1266 KIFER ROAD
3. Date of Earliest Transaction (Month/Day/Year)
10/29/2007
(Street)

SUNNYVALE, CA 94086
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common 10/29/2007 10/29/2007 G(1)   20,000 D $ 0 327,336 (2) D  
Common 06/02/2008 06/02/2008 G(1)   20,439 D $ 0 327,336 (2) D  
Common 11/13/2008 11/13/2008 G(3)   12,360 A $ 0 327,336 (2) D  
Common 11/17/2008 11/17/2008 G(4)   44,205 D $ 0 327,336 (2) D  
Common 05/22/2009 05/22/2009 G(5)   30,000 D $ 0 327,336 (2) D  
Common 05/23/2009 05/23/2009 G(6)   30,000 D $ 0 327,336 (2) D  
Common 06/05/2009 06/05/2009 G(1)   11,609 A $ 0 327,336 (2) D  
Common 11/23/2009 11/23/2009 G(7)   6,392 A $ 0 327,336 (2) D  
Common 11/23/2009 11/23/2009 G(3)   7,640 A $ 0 327,336 (2) D  
Common 05/24/2010 05/24/2010 G(8)   3,992 A $ 0 327,336 (2) D  
Common 07/02/2010 07/02/2010 G(9)   6,553 A $ 0 327,336 (2) D  
Common 08/23/2010 08/23/2010 G(10)   30,000 D $ 0 327,336 (2) D  
Common 11/29/2010 11/29/2010 G(7)   8,050 A $ 0 327,336 (2) D  
Common 11/29/2010 11/29/2010 G(11)   9,656 A $ 0 327,336 (2) D  
Common 10/29/2007 10/29/2007 G(1)   20,000 A $ 0 0 (12) I GRAT No. 1
Common 06/02/2008 06/02/2008 G(1)   20,439 A $ 0 0 (12) I GRAT No. 1
Common 11/13/2008 11/13/2008 G(3)   12,360 D $ 0 0 (12) I GRAT No. 1
Common 11/17/2008 11/17/2008 G(4)   44,205 A $ 0 0 (12) I GRAT No. 3
Common 05/22/2009 05/22/2009 G(5)   30,000 A $ 0 0 (12) I GRAT No. 4
Common 05/23/2009 05/23/2009 G(6)   30,000 A $ 0 20,344 (12) I GRAT No. 5
Common 06/05/2009 06/05/2009 G(1)   11,609 D $ 0 0 (12) I GRAT No. 1
Common 11/23/2009 11/23/2009 G(4)   6,392 D $ 0 0 (12) I GRAT No. 3
Common 11/23/2009 11/23/2009 G(3)   7,640 D $ 0 0 (12) I GRAT No. 1
Common 05/24/2010 05/24/2010 G(5)   3,992 D $ 0 0 (12) I GRAT No. 4
Common 07/02/2010 07/02/2010 G(1)   6,553 D $ 0 0 (12) I GRAT No. 1
Common 08/23/2010 08/23/2010 G(10)   30,000 A $ 0 30,000 (12) I GRAT No. 6
Common 11/29/2010 11/29/2010 G(4)   8,050 D $ 0 0 (12) I GRAT No. 3
Common 11/29/2010 11/29/2010 G(6)   9,656 D $ 0 20,344 (12) I GRAT No. 5

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
SMITH LONNIE M
1266 KIFER ROAD
SUNNYVALE, CA 94086
  X     Chairman of the Board  

Signatures

 /s/ Lonnie Smith   07/25/2011
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The reporting person contributed shares to a grantor retained annuity trust No. 1 ("GRAT No.1"). The sole trustee of GRAT No. 1 is The Trust Company of Oxford.
(2) Previous filings made by the reporting person included indirect shares contributed to grantor retained annuity trusts as directly owned shares. This filing correctly reports the number of shares directly owned by the reporting person. The total number of shares beneficially owned is as of the date of this filing and not as of the transaction date in Box 3.
(3) Shares were distributed by GRAT No. 1 to the reporting person.
(4) The reporting person contributed shares to a grantor retained annuity trust No. 3 ("GRAT No. 3"). The sole trustee of GRAT No. 3 is The Trust Company of Oxford.
(5) The reporting person contributed shares to a grantor retained annuity trust No. 4 ("GRAT No. 4"). The sole trustee of GRAT No. 4 is The Trust Company of Oxford.
(6) The reporting person contributed shares to a grantor retained annuity trust No. 5 ("GRAT No. 5"). The sole trustee of GRAT No. 5 is The Trust Company of Oxford.
(7) Shares were distributed by GRAT No. 3 to the reporting person.
(8) Shares were distributed by GRAT No. 4 to the reporting person.
(9) Shares were distributed by a grantor retained annuity trust #2 ("GRAT No. 2"} to the reporting person.
(10) The reporting person contributed shares to a grantor retained annuity trust No. 6 ("GRAT No. 6"). The sole trustee of GRAT No. 6 is The Trust Company of Oxford.
(11) Shares were distributed by GRAT No. 5 to the reporting person.
(12) Previous filings made by the reporting person included indirect shares held by grantor retained annuity trusts as directly owned shares. This filing correctly reports the shares held by the grantor retained annuity trusts as indirectly owned shares. The total number of shares beneficially owned is as of the date of this filing and not as of the transaction date in Box 3.

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