| Cannula, Manipulator/Injector, Uterine | Federal registry | 1 |
| Cannula, Ophthalmic | Federal registry | 1 |
| Cannula, Ventricular | Federal registry | 1 |
| Carrier, Amalgam, Operative | Federal registry | 1 |
| Carver, Dental Amalgam, Operative | Federal registry | 1 |
| Carver, Wax, Dental | Federal registry | 1 |
| Catheter, Conduction, Anesthetic | Federal registry | 1 |
| Catheter, Eustachian, General & Plastic Surgery | Federal registry | 1 |
| Catheter, Flow Directed | Federal registry | 1 |
| Catheter, Infusion | Federal registry | 1 |
| Catheter, Intravascular, Diagnostic | Federal registry | 1 |
| Catheter, Intravascular, Therapeutic, Short-Term Less Than 30 Days | Federal registry | 1 |
| Catheter, Percutaneous | Federal registry | 1 |
| Catheter, Ventricular | Federal registry | 1 |
| Chisel, Bone, Surgical | Federal registry | 1 |
| Chisel, Middle-Ear | Federal registry | 1 |
| Chisel, Nasal | Federal registry | 1 |
| Chisel (Osteotome) | Federal registry | 1 |
| Chisel, Osteotome, Surgical | Federal registry | 1 |
| Chisel, Surgical, Manual | Federal registry | 1 |
| Clamp | Federal registry | 1 |
| Clamp, Circumcision | Federal registry | 1 |
| Clamp, Non-Electrical | Federal registry | 1 |
| Clamp, Ossicle Holding | Federal registry | 1 |
| Clamp, Penile | Federal registry | 1 |
| Clamp, Surgical, General & Plastic Surgery | Federal registry | 1 |
| Clamp, Umbilical | Federal registry | 1 |
| Clamp, Uterine | Federal registry | 1 |
| Clamp, Vascular | Federal registry | 1 |
| Clamp, Wire, Orthodontic | Federal registry | 1 |
| Clip, Aneurysm | Federal registry | 1 |
| Clip, Implantable | Federal registry | 1 |
| Clip, Removable (Skin) | Federal registry | 1 |
| Clip, Scalp | Federal registry | 1 |
| Clip, Vascular | Federal registry | 1 |
| Coagulator-Cutter, Endoscopic, Unipolar (And Accessories) | Federal registry | 1 |
| Condenser, Amalgam And Foil, Operative | Federal registry | 1 |
| Container, Specimen, Non-Sterile | Federal registry | 1 |
| Container, Specimen, Sterile | Federal registry | 1 |
| Corkscrew | Federal registry | 1 |
| Countersink | Federal registry | 1 |
| Cover, Burr Hole | Federal registry | 1 |
| Curette, Adenoid | Federal registry | 1 |
| Curette, Ear | Federal registry | 1 |
| Curette, Nasal | Federal registry | 1 |
| Curette, Ophthalmic | Federal registry | 1 |
| Curette, Surgical, Dental | Federal registry | 1 |
| Curette, Surgical, General Use | Federal registry | 1 |
| Curette, Uterine | Federal registry | 1 |
| Cutter, Surgical | Federal registry | 1 |
