10 SURGICAL, MEDICAL, DENTAL AND VETERINARY INSTRUMENTS, NAMELY, FUMIGATORS, TRACHEAL TUBES, AND RESPIRATORS FOR ARTIFICIAL RESPIRATION; MEDICAL PROSTHESES, NAMELY, PROSTHESES FOR CHEST, THROAT, AND NECK; VENTILATORS FOR MEDICAL USE; AND IMPLANTABLE VOICE VENTILATORS AND VOICE BOX PROSTHESES AND PARTS THEREOF