This excerpt taken from the ISRG 10-K filed Feb 6, 2009.
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-43558, 333-65342, 333-99893, 333-116499, 333-127612, 333-135004, 333-143433 and 333-152558) pertaining to the Intuitive Surgical 2000 Equity Incentive Plan, 2000 Non-Employee Directors Stock Option Plan and 2000 Employee Stock Purchase Plan, and Form S-3 (Nos. 333-110229 and 333-110972) of our reports dated February 4, 2009, with respect to the consolidated financial statements and schedule of Intuitive Surgical, Inc., and the effectiveness of internal control over financial reporting of Intuitive Surgical, Inc., included in this Annual Report (Form 10-K) for the year ended December 31, 2008.
/s/ ERNST & YOUNG LLP
Palo Alto, California
February 4, 2009