| Cleanser, Denture, Over The Counter | Federal registry | 1 |
| Clip, Lens, Trial, Ophthalmic | Federal registry | 1 |
| Coatings | Company website | 1 |
| Collections | Company website | 1 |
| Collector, Urine, Powered, Non Indwelling Catheter | Federal registry | 1 |
| Component, External, Limb, Ankle/Foot | Federal registry | 1 |
| compression molding | Company website | 1 |
| Condom | Federal registry | 1 |
| Condom, Synthetic | Federal registry | 1 |
| Condom With Nonoxynol-9 | Federal registry | 1 |
| Consumables | Company website | 1 |
| Container, Embedding | Federal registry | 1 |
| Control Material, Blood Circulating Epithelial Cancer Cell | Federal registry | 1 |
| Corkscrew | Federal registry | 1 |
| Couch, Radiation Therapy, Powered | Federal registry | 1 |
| Countersink | Federal registry | 1 |
| Cover, Biopsy Forceps | Federal registry | 1 |
| Cover, Limb | Federal registry | 1 |
| Coverslips, Microscope Slide | Federal registry | 1 |
| Cranes | Company website | 1 |
| Cranial Distraction System | Federal registry | 1 |
| Crimper, Pin | Federal registry | 1 |
| Crimper, Wire, Ent, Non-Sterile | Federal registry | 1 |
| Curette, Adenoid | Federal registry | 1 |
| Curette, Ear | Federal registry | 1 |
| Curette, Ethmoid | Federal registry | 1 |
| Curette, Nasal | Federal registry | 1 |
| Curette, Ophthalmic | Federal registry | 1 |
| Curette, Surgical, General Use | Federal registry | 1 |
| Curette, Uterine | Federal registry | 1 |
| CUSTOM MOLDED | Company website | 1 |
| Custom Solutions | Company website | 1 |
| Cyclosporine | Federal registry | 1 |
| Cystotome | Federal registry | 1 |
| Cytokeratin Fragments 21-1 Eia Kit | Federal registry | 1 |
| Defoamer, Cardiopulmonary Bypass | Federal registry | 1 |
| Dentures, Full | Federal registry | 1 |
| Dentures, Partial | Federal registry | 1 |
| Depressor, Metal Tongue, Surgical | Federal registry | 1 |
| Depressor, Orbital | Federal registry | 1 |
| detectors | Company website | 1 |
| Detergent | Federal registry | 1 |
| Device, Fixation, Ac-Powered, Ophthalmic | Federal registry | 1 |
| Device, Hemostasis, Vascular | Federal registry | 1 |
| Device, Intravascular Catheter Securement | Federal registry | 1 |
| Device, Irrigation, Ocular Surgery | Federal registry | 1 |
| Device, Patient Transfer, Powered | Federal registry | 1 |
| Dilator, Catheter | Federal registry | 1 |
| Dilator, Lachrymal | Federal registry | 1 |
| Dilator, Rectal | Federal registry | 1 |
