| Instrument, Quality-Assurance, Radiologic | Federal registry | 1 |
| Instruments, Dental Hand | Federal registry | 1 |
| Instrument, Surgical, Orthopedic, Dc-Powered Motor And Accessory/Attachment | Federal registry | 1 |
| Instrument, Surgical, Orthopedic, Pneumatic Powered & Accessory/Attachment | Federal registry | 1 |
| Insufflator, Endoscopic Vessel Harvesting | Federal registry | 1 |
| Insufflator, Hysteroscopic, Fluid, Closed-Loop Recirculation With Cutter-Coagulator, Endoscopic, Bipolar | Federal registry | 1 |
| Insufflator, Laparoscopic | Federal registry | 1 |
| Intervertebral Body Graft Containment Device | Federal registry | 1 |
| Intervertebral Fusion Device With Bone Graft, Cervical | Federal registry | 1 |
| Intervertebral Fusion Device With Integrated Fixation, Cervical | Federal registry | 1 |
| Intracardiac Patch Or Pledget, Biologically Derived | Federal registry | 1 |
| Joint, Ankle, External Brace | Federal registry | 1 |
| Joint, Knee, External Brace | Federal registry | 1 |
| Kit, Surgical Instrument, Disposable | Federal registry | 1 |
| Knife, Ent | Federal registry | 1 |
| Knife, Surgical | Federal registry | 1 |
| Lamp, Endoscope, Incandescent | Federal registry | 1 |
| Led Light Source | Federal registry | 1 |
| Left Atrial Appendage Clip, Implantable | Federal registry | 1 |
| Lens, Spectacle, Non-Custom (Prescription) | Federal registry | 1 |
| Ligator, Hemorrhoidal | Federal registry | 1 |
| Light Source, Endoscope, Xenon Arc | Federal registry | 1 |
| Locator, Root Apex | Federal registry | 1 |
| Magnetic Compression Anastomosis System | Federal registry | 1 |
| Marker, Colon | Federal registry | 1 |
| Masker, Tinnitus | Federal registry | 1 |
| Mask, Oxygen | Federal registry | 1 |
| Massager, Powered Inflatable Tube | Federal registry | 1 |
| Massager, Therapeutic, Electric | Federal registry | 1 |
| Medical Device Data System | Federal registry | 1 |
| Mesh, Surgical, Collagen, Staple Line Reinforcement | Federal registry | 1 |
| Mesh, Surgical, Collagen, Thoracic, Chest Wall Reconstruction | Federal registry | 1 |
| Mesh, Surgical, Metal | Federal registry | 1 |
| Mesh, Surgical, Non-Synthetic, Urogynecologic, For Apical Vaginal And Uterine Prolapse, Transabdominally Placed | Federal registry | 1 |
| Microscope, Surgical, General & Plastic Surgery | Federal registry | 1 |
| Midline Catheter | Federal registry | 1 |
| Mirror, General & Plastic Surgery | Federal registry | 1 |
| Monitor And/Or Control, Level Sensing, Cardiopulmonary Bypass | Federal registry | 1 |
| Monitor, Blood-Gas, On-Line, Cardiopulmonary Bypass | Federal registry | 1 |
| Monitor, Cardiac (Incl. Cardiotachometer & Rate Alarm) | Federal registry | 1 |
| Monitor, Physiological, Patient (Without Arrhythmia Detection Or Alarms) | Federal registry | 1 |
| Monitor, Ultrasonic, Nonfetal | Federal registry | 1 |
| Mouthpiece, Saliva Ejector | Federal registry | 1 |
| Multi-Analyte Controls, All Kinds (Assayed) | Federal registry | 1 |
| Nail, Fixation, Bone | Federal registry | 1 |
| Needle, Aspiration And Injection, Reusable | Federal registry | 1 |
| Needle, Conduction, Anesthetic (W/Wo Introducer) | Federal registry | 1 |
| Neurosurgical Laser With Mr Thermography | Federal registry | 1 |
| Orthosis, Corrective Shoe | Federal registry | 1 |
| Orthosis, Lumbar | Federal registry | 1 |
