defa14a

PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE
SECURITIES EXCHANGE ACT OF 1934

STOCK PRICE PERFORMANCE GRAPH

The graph below compares the cumulative total stockholder return on our common stock with the cumulative total return for the Hemscott Index and the SIC industry class for surgical and medical instruments, for the five-year period ended March 31, 2006. The graph assumes that $100 was invested in our common stock and each of the indices on March 31, 2001, and dividends, if any, were reinvested. We did not pay any dividends on our common stock during the five-year period ended March 31, 2006. Stockholder returns over the past five years should not be considered indicative of future stock prices or stockholder returns.

The broad market index chosen was the Hemscott Index. The Industry Index chosen was SIC code 3841,Surgical and Medical Instruments & Apparatus. The current composition of the index is as follows:


ABIOMED INC	DIOMED HOLDINGS INC	NUVASIVE INC
AKSYS LTD	ELECTRO OPTICAL SCIENCES	OCCULOGIX INC
AMDL INC	ENDOLOGIX INC.	ORASURE TECHNOLOGIES INC
ANGIODYNAMICS INC	ENPATH MEDICAL INC.	ORTHOVITA INC.
ANTARES PHARMA INC.	EP MEDSYSTEMS INC.	OSTEOTECH INC.
ARISTOTLE CORP.	EV3 INC.	POINT THERAPEUTICS INC.
ARROW INTERNATIONAL INC	FOXHOLLOW TECH INC	RESMED INC.
ATRICURE INC.	HAEMONETICS CORP.	RETRACTABLE TECHNOLOGIES
ATRION CORPORATION	HEARUSA INC.	ROCHESTER MEDICAL CORP.
BAXTER INTERNATIONAL INC	HEMOSENSE INC.	SONOSITE INC.
BECTON, DICKINSON & CO.	I-FLOW CORP.	STEN CORP
BIOJECT MEDICAL TECH	ICU MEDICAL INC.	STRATEGIC DIAGNOSTICS
BOSTON SCIENTIFIC CORP.	IMPLANT SCIENCES CORP.	STRYKER CORP.
BOVIE MEDICAL	INOVIO BIOMEDICAL CORP	SYBRON DENTAL SPCLTS.
C.R. BARD INC	IV AX DIAGNOSTICS INC	THORATEC CORP.
CABG MEDICAL INC	KENSEY NASH CORP.	UROPLASTY
CARDIAC SCIENCE CORP.	KINETIC CONEPTS INC	UTAH MEDICAL PRODUCTS
CARDICA INC.	KYPHON INC	VASCULAR SOLUTIONS INC.
CARDIOTECH INTERNAT INC	MED-DESIGN CORP	VASOGEN INC.
CAS MEDICAL SYSTEMS INC	MEDSOURCE TECHNOLOGIES	VENTANA MEDICAL SYSTEMS
CHINA MEDICAL TECHNOLS	MEDWAVE INC	VITAL SIGNS INC.
CONCEPTUS INC	MEMRY CORPORATION	VIVUS INC.
CONOR MEDSYSTEMS INC	MERIT MEDICAL SYSTEMS
CRYOCOR INC	MINRAD INTERNATIONAL INC.
CYTORI THERAPEUTICS INC.	NEPHROS INC.
DAXOR CORP	NEUROMETRIX INC
DEXCOM INC.	NMT MEDICAL INC.


o		Definitive Proxy Statement




o		Preliminary Proxy Statement




o		Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))




þ		Definitive Additional Materials




o		Soliciting Material Pursuant to §240.14a-12


þ	No fee required.




o	Fee computed on table below per Exchange Act Rules 14a-6(i)(4) and 0-11.




		(1)	Title of each class of securities to which transaction applies:




		(2)	Aggregate number of securities to which transaction applies:




		(3)	Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):




		(4)	Proposed maximum aggregate value of transaction:




		(5)	Total fee paid:




o		Fee paid previously with preliminary materials.




o		Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.




		(1)	Amount Previously Paid:




		(2)	Form, Schedule or Registration Statement No.:




		(3)	Filing Party:




		(4)	Date Filed: