CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-130237, 333-157945 and 333-164569) pertaining to the Cynosure 1992 Stock Option Plan, Cynosure 2004 Stock Option Plan, and the Cynosure 2005
Stock Incentive Plan of our reports dated March 12, 2010, with respect to the consolidated financial statements of Cynosure, Inc. and the effectiveness of internal control over financial reporting of Cynosure, Inc., included in this Annual
Report (Form 10-K) for the year ended December 31, 2009.
/s/ Ernst &
March 12, 2010