THORATEC CORPORATION

Thoratec is the world leader in mechanical circulatory support with the broadest product portfolio to treat the full range of clinical needs for patients suffering from advanced heart failure. The company's products include the HeartMate LVAS and Thoratec VAD, with more than 20,000 devices implanted in patients suffering from heart failure. Thoratec also manufactures and markets the CentriMag and PediMag / PediVAS product lines. Thoratec is headquartered in Pleasanton, California with facilities in Burlington, Massachusetts; Rancho Cordova, Sunnyvale California; Ann Arbor, Michigan; Huntingdon, Cambridgeshire, UK; and Zurich, Switzerland.