Profile: Thoratec Corporation focuses on the research, development, & marketing of medical devices for circulatory support, vascular graft, blood coagulation and skin incision applications. Our Thoratec® ventricular assist device (VAD) system is approved for left, right or total heart support & can be used as both a bridge-to-transplant & for recovery from open-heart surgery. Our HeartMate® XVE left ventricular assist system (LVAS) is now FDA approved as a long-term permanent implant, called destination therapy.