Electrocardiography machines	Cardiac monitors, implantable or external	Inflation devices, interventional
Ablation devices and accessories, radio frequency	Cardiopulmonary oxygenation systems, devices, and monitors	Filters, arterial
Balloon (extractor, retrieval)	Coagulation machines	Grafts, peripheral bypass
Cardiac pacemaker	Heart positioners, surgical revascularization
Cardiac programmer	Heart valves, surgical, transcatheter (non-surgical)