| Catheter, Hemodialysis, Implanted | Federal registry | 1 |
| Catheter, Intravascular, Therapeutic, Long-Term Greater Than 30 Days | Federal registry | 1 |
| Catheter, Percutaneous, Cardiac Ablation, For Treatment Of Atrial Flutter | Federal registry | 1 |
| Catheter, Percutaneous, Cutting/Scoring | Federal registry | 1 |
| Catheter, Pressure Monitoring, Cardiac | Federal registry | 1 |
| Catheter, Ventricular, General & Plastic Surgery | Federal registry | 1 |
| Cement, Bone, Vertebroplasty | Federal registry | 1 |
| Cement, Dental | Federal registry | 1 |
| Central Venous Catheter Dressing Change Kit | Federal registry | 1 |
| Centrifuges (Micro, Ultra, Refrigerated) For Clinical Use | Federal registry | 1 |
| Chair And Table, Medical | Federal registry | 1 |
| Chair, Positioning, Electric | Federal registry | 1 |
| Cheese Curds | Company website | 1 |
| Chillers | Company website | 1 |
| Chisel (Osteotome) | Federal registry | 1 |
| cleaners | Company website | 1 |
| coils | Company website | 1 |
| Colonoscope And Accessories, Flexible/Rigid | Federal registry | 1 |
| Complement C9, Antigen, Antiserum, Control | Federal registry | 1 |
| Complex Assemblies | Company website | 1 |
| Components, Exercise | Federal registry | 1 |
| Component, Traction, Non-Invasive | Federal registry | 1 |
| Computer, Blood-Pressure | Federal registry | 1 |
| Computer, Oxygen-Uptake | Federal registry | 1 |
| Conformer, Ophthalmic | Federal registry | 1 |
| Connector, Airway (Extension) | Federal registry | 1 |
| Console, Heart-Lung Machine, Cardiopulmonary Bypass | Federal registry | 1 |
| Consumer | Company website | 1 |
| Container, I.V. | Federal registry | 1 |
| Container, Liquid Medication, Graduated | Federal registry | 1 |
| Container, Sharps | Federal registry | 1 |
| Container, Specimen Mailer And Storage, Temperature Controlled, Sterile | Federal registry | 1 |
| Contractor, Surgical | Federal registry | 1 |
| Control, Cell Counter, Normal And Abnormal | Federal registry | 1 |
| Control, Hemoglobin | Federal registry | 1 |
| Control, Pump Speed, Cardiopulmonary Bypass | Federal registry | 1 |
| Counter, Cell, Automated (Particle Counter) | Federal registry | 1 |
| Counter, Differential Cell | Federal registry | 1 |
| Counter, Urine Particle | Federal registry | 1 |
| Cover, Cast | Federal registry | 1 |
| Cover, Limb | Federal registry | 1 |
| Cover, Mattress (Medical Purposes) | Federal registry | 1 |
| Crown And Bridge, Temporary, Resin | Federal registry | 1 |
| Cup, Eye | Federal registry | 1 |
| Cushion, Pad, Denture, Wax Impregnated Cotton, Over The Counter | Federal registry | 1 |
| Cushion, Wheelchair | Federal registry | 1 |
| CUSTOM PRODUCTS | Company website | 1 |
| custom projects | Company website | 1 |
| Cutter, Surgical | Federal registry | 1 |
| Cutter, Wire | Federal registry | 1 |
