Surgical and medical apparatus, appliances and instruments, namely, cardiac rhythm management apparatus; implantable neurological pain, tremor, incontinence and spasticity management apparatus; prosthetic and bioprosthetic heart valves; catheters for angioplasty; medical stents; implantable drug delivery devices; hydrocephalic shunts; surgical instruments and accessories, namely, [scalpels,] blades, [staplers,] anastomotic couplers and cardiac stabilizers; autotransfusion equipment and disposable devices for handling and monitoring blood