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 *
BARNES SUSAN K
  2. Issuer Name and Ticker or Trading Symbol
INTUITIVE SURGICAL INC [ISRG]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Former CFO
(Last)
(First)
(Middle)
950 KIFER ROAD
3. Date of Earliest Transaction (Month/Day/Year)
11/11/2005
(Street)

SUNNYVALE, CA 94086
4. If Amendment, Date Original Filed(Month/Day/Year)
11/15/2005
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 Stock (1) 11/11/2005   M   10,000 A $ 6 110,236 D  
Common Stock 11/11/2005   M   2,500 A $ 6 112,736 D  
Common Stock 11/11/2005   M   24,239 A $ 14.5 136,975 D  
Common Stock 11/11/2005   M   18,261 A $ 14.5 155,236 D  
Common Stock 11/11/2005   M   7,031 A $ 11.375 162,267 D  
Common Stock 11/11/2005   M   469 A $ 11.375 162,736 D  
Conmon Stock 11/11/2005   M   35,155 A $ 18.5 197,891 D  
Common Stock 11/11/2005   M   11,457 A $ 18.5 209,348 D  
Common Stock 11/11/2005   M   34,375 A $ 11.74 243,723 D  
Common Stock 11/11/2005   M   16,666 A $ 18.5 260,389 D  
Common Stock 11/11/2005   M   5,833 (1) A $ 47.86 266,222 D  
Common Stock 11/11/2005   S   5,000 D $ 97 261,222 D  
Common Stock 11/11/2005   S   7,500 D $ 97.05 (1) 253,722 D  
Common Stock 11/11/2005   S   30,000 D $ 97.2 223,722 D  
Common Stock 11/11/2005   S   5,000 D $ 97.22 218,722 D  
Common Stock 11/11/2005   S   7,500 D $ 97.23 211,222 D  
Common Stock 11/11/2005   S   3,500 D $ 97.24 207,722 D  
Common Stock 11/11/2005   S   5,000 D $ 97.25 202,722 D  
Common Stock 11/11/2005   S   4,000 D $ 97.26 198,722 D  
Common Stock 11/11/2005   S   10,000 D $ 97.53 188,722 D  
Common Stock 11/11/2005   S   15,000 D $ 97.67 173,722 D  
Common Stock 11/11/2005   S   4,271 (1) D $ 97.77 169,451 D  
Common Stock 11/11/2005   S   7,500 D $ 98 161,951 D  
Common Stock 11/11/2005   S   5,000 D $ 98.03 156,951 D  
Common Stock 11/11/2005   S   3,500 D $ 98.35 153,451 D  
Common Stock 11/11/2005   S   11,500 D $ 98.4 141,951 D  
Common Stock 11/11/2005   S   5,000 D $ 98.47 136,951 D  
Common Stock 11/11/2005   S   5,000 D $ 98.5 131,951 D  
Common Stock 11/11/2005   S   5,715 D $ 98.9 126,236 D  

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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
Stock Option $ 6 11/11/2005   M   10,000     (2) 08/09/2009 Common Stock 0 $ 6 10,000 D  
Stock Option $ 6 11/11/2005   M   2,500     (2) 03/17/2010 Common Stock 0 $ 6 2,500 D  
Stock Option $ 14.5 11/11/2005   M   24,239     (2) 01/22/2010 Common Stock 0 $ 14.5 24,239 D  
Stock Option $ 14.5 11/11/2005   M   18,261     (2) 01/22/2011 Common Stock 0 $ 14.5 18,261 D  
Stock Option $ 11.375 11/11/2005   M   7,031     (3) 03/22/2010 Common Stock 0 $ 11.375 7,031 D  
Stock Option $ 11.375 11/11/2005   M   469     (3) 02/01/2012 Common Stock 0 $ 11.375 469 D  
Stock Option $ 18.5 11/11/2005   M   35,155     (3) 03/24/2012 Common Stock 0 $ 18.5 35,155 D  
Stock Option $ 11.74 11/11/2005   M   34,375     (3) 02/06/2013 Common Stock 0 $ 11.74 34,375 D  
Stock Option $ 18.5 11/11/2005   M   16,666     (3) 02/13/2014 Common Stock 0 $ 18.5 16,666 D  
Stock Option (1) $ 47.86 11/11/2005   M   5,833 (1)     (3) 02/11/2015 Common Stock 0 $ 47.86 5,833 D  
Stock Option $ 18.5 11/11/2005   M   11,457     (3) 03/14/2012 Common Stock 0 $ 18.5 11,457 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BARNES SUSAN K
950 KIFER ROAD
SUNNYVALE, CA 94086
      Former CFO  

Signatures

 /s/Susan K. Barnes   12/01/2005
**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 purpose of this amendment is to (a) correctly report report the relationship of the reporting person at the time of the transactions reported in original Form 4 filed with the Securities and Exhange Commission 11/15/2005 (b) correctly report the number of shares exercised in the original Form 4 filed with the Securities and Exhange Commission 11/15/2005 and (c) correctly report the sale price and number of shares sold of the issuer's common stock owned by the reporting person following the transactions reported in the original Form 4 filed with the Securities and Exchange Commission on 11/15/2005.
(2) All share option grants are vested.
(3) Exercised shares are fully exercisable; remaining option shares vested at 1/48th of total grant per month.

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