| Marker, Ocular | Federal registry | 1 |
| Marker, Radiographic, Implantable | Federal registry | 1 |
| Marker, Sclera | Federal registry | 1 |
| Marker, Skin | Federal registry | 1 |
| Mask, Gas, Anesthetic | Federal registry | 1 |
| Media, Corneal Storage | Federal registry | 1 |
| Medical Device Data System | Federal registry | 1 |
| Medical Glove, Specialty | Federal registry | 1 |
| Minor Surgical Procedures Tray | Federal registry | 1 |
| Mirror, Ent | Federal registry | 1 |
| Mirror, Headband, Ophthalmic | Federal registry | 1 |
| Mixer, Breathing Gases, Anesthesia Inhalation | Federal registry | 1 |
| Mixer, Cement, For Clinical Use | Federal registry | 1 |
| Mold, Middle-Ear | Federal registry | 1 |
| Monitor, Blood-Gas, On-Line, Cardiopulmonary Bypass | Federal registry | 1 |
| Mouthguard, Migraine/Tension Headache | Federal registry | 1 |
| Nasopharyngoscope (Flexible Or Rigid) | Federal registry | 1 |
| Nebulizer (Direct Patient Interface) | Federal registry | 1 |
| Nebulizer, Medicinal, Non-Ventilatory (Atomizer) | Federal registry | 1 |
| Needle, Aspiration And Injection, Disposable | Federal registry | 1 |
| Needle, Catheter | Federal registry | 1 |
| Needle, Conduction, Anesthetic (W/Wo Introducer) | Federal registry | 1 |
| Needle, Hypodermic, Single Lumen | Federal registry | 1 |
| Needle, Suturing, Disposable | Federal registry | 1 |
| Needle, Suturing, Reusable | Federal registry | 1 |
| Negative Pressure Wound Therapy Powered Suction Pump | Federal registry | 1 |
| Nerve Block Tray | Federal registry | 1 |
| Neurological Stereotaxic Instrument | Federal registry | 1 |
| Neurological Tray | Federal registry | 1 |
| Neurosurgical Nerve Locator | Federal registry | 1 |
| Nipper, Malleus | Federal registry | 1 |
| Non-Surgical Gown | Federal registry | 1 |
| Nursing Pad, Cohesive Gel | Federal registry | 1 |
| Obstetrical Kit | Federal registry | 1 |
| Occluder, Patent Ductus, Arteriosus | Federal registry | 1 |
| Orthopedic Stereotaxic Instrument | Federal registry | 1 |
| Orthosis, Corrective Shoe | Federal registry | 1 |
| Osteotome | Federal registry | 1 |
| Osteotome, Manual | Federal registry | 1 |
| Otoscope | Federal registry | 1 |
| Oxygenator, Cardiopulmonary Bypass | Federal registry | 1 |
| Pack, Hot Or Cold, Reusable | Federal registry | 1 |
| Pad, Eye | Federal registry | 1 |
| Patient Personal Hygiene Kit | Federal registry | 1 |
| Pelvic Exam Kit | Federal registry | 1 |
| Percutaneous Cardiac Ablation Catheter For Treatment Of Atrial Fibrillation With Irreversible Electroporation | Federal registry | 1 |
| Percutaneous Introducer Kit | Federal registry | 1 |
| Percutaneous Sheath Introducer Kit | Federal registry | 1 |
| Peripheral Catheter Insertion Kit | Federal registry | 1 |
| Permanent Pacemaker Electrode | Federal registry | 1 |
