Terumo Cardiovascular Systems Corporation is a manufacturer and marketer of medical devices for cardiac and vascular surgery. The company also offers products for cardiology, transfusion, general hospital, home care and pharmaceutical requirements. Its sister company, Vascutek, provides artificial vascular grafts and develops implantable left ventricular assist devices. Terumo Cardiovascular Systems Corporation is a privately owned company that employs more than 400 people. Its parent company, Terumo Corporation of Tokyo, is a global medical products firm that has been in operation for more than 80 years. The company manufactures the VirtuoSaph endoscopic vessel harvesting system, which is used to remove the saphenous vein from the leg for use as a bypass graft during coronary surgery. Terumo Cardiovascular Systems Corporation is additionally a distributor of the SmartPReP platelet concentration system.