CryoLife is a company engaged in the manufacturing, processing, and distribution of medical devices and implantable human tissues used in cardiac and vascular surgical procedures focused on aortic repair. Its medical devices and processed tissues primarily include four product families: BioGlue Surgical Adhesive, JOTEC endovascular and surgical products, On-X mechanical heart valves and surgical products, and cardiac and vascular human tissues including the CryoValve SG pulmonary heart valve and the CryoPatch SG pulmonary cardiac patch. The company also provides surgical cardiac lasers for treatment of refractory angina, and technology and surgical training in adult and pediatric cardiovascular surgery.