| L-Leucine-4-Nitroanilide (Colorimetric), Leucine Arylamidase | Federal registry | 1 |
| Low Energy Direct Current Thermal Ablation System | Federal registry | 1 |
| M7 Accelerometer | Company website | 1 |
| magnetic cores | Company website | 1 |
| magnetics | Company website | 1 |
| manufacturing solutions | Company website | 1 |
| Marker, Radiographic, Implantable | Federal registry | 1 |
| Massager, Vacuum, Radio Frequency Induced Heat | Federal registry | 1 |
| Mass Spectrometer, Clinical Use | Federal registry | 1 |
| Material Management | Company website | 1 |
| md series | Company website | 1 |
| Media, Electroconductive | Federal registry | 1 |
| Mercuric Thiocyanate, Colorimetry, Chloride | Federal registry | 1 |
| Meter, Conductivity, Induction, Remote Type | Federal registry | 1 |
| Method, Enzymatic, Glucose (Urinary, Non-Quantitative) | Federal registry | 1 |
| Method, Nephelometric, Immunoglobulins (G, A, M) | Federal registry | 1 |
| methods | Company website | 1 |
| Microscope, Fluorescence/U.V. | Federal registry | 1 |
| Microscope, Surgical | Federal registry | 1 |
| Monitor, Breathing Frequency | Federal registry | 1 |
| Monitor, Microbial Growth | Federal registry | 1 |
| Monitors | Company website | 1 |
| motion sensors | Company website | 1 |
| Mounting Media | Federal registry | 1 |
| Multi-Analyte Respiratory Virus Antigen Detection Test | Federal registry | 1 |
| Multiplex Flow Immunoassay, T. Gondii, Rubella And Cmv | Federal registry | 1 |
| Multiplex Flow Immunoassay, T. Gondii, Rubella, Cmv Igm | Federal registry | 1 |
| Multiplex Immunoassay For Measles Virus, Mumps Virus, Rubella And Varicella Zoster Virus | Federal registry | 1 |
| Mycophenolic Acid Test System | Federal registry | 1 |
| Nad Reduction/Nadh Oxidation, Cpk Or Isoenzymes | Federal registry | 1 |
| Nasopharyngoscope (Flexible Or Rigid) | Federal registry | 1 |
| Needle, Catheter | Federal registry | 1 |
| Needle, Conduction, Anesthetic (W/Wo Introducer) | Federal registry | 1 |
| Needle, Hypodermic, Single Lumen | Federal registry | 1 |
| Nephelometer, For Clinical Use | Federal registry | 1 |
| Nephelometric Inhibition Immunoassay, Phenobarbital | Federal registry | 1 |
| Neurological Stereotaxic Instrument | Federal registry | 1 |
| Neuropsychiatric Interpretative Electroencephalograph Assessment Aid | Federal registry | 1 |
| Next Generation Sequencing Oncology Panel, Somatic Or Germline Variant Detection System | Federal registry | 1 |
| Nitrophenylphosphate, Alkaline Phosphatase Or Isoenzymes | Federal registry | 1 |
| Nitroprusside, Ketones (Urinary, Non-Quant.) | Federal registry | 1 |
| Nuclear Products | Company website | 1 |
| oem products | Company website | 1 |
| Operating Room Accessories Table Tray | Federal registry | 1 |
| Ophthalmoscope, Ac-Powered | Federal registry | 1 |
| Ophthalmoscope, Laser, Scanning | Federal registry | 1 |
| optics | Company website | 1 |
| Oral Fluid Drugs Of Abuse And Alcohol Test Specimen Collection Device | Federal registry | 1 |
| Orthopedic Stereotaxic Instrument | Federal registry | 1 |
| Orthosis, Thoracic | Federal registry | 1 |