| Lavage, Jet | Federal registry | 1 |
| Ldl & Vldl Precipitation, Hdl | Federal registry | 1 |
| Led Light Source | Federal registry | 1 |
| Lens, Spectacle, Non-Custom (Prescription) | Federal registry | 1 |
| Light, Microscope | Federal registry | 1 |
| Lipase-Esterase, Enzymatic, Photometric, Lipase | Federal registry | 1 |
| Lipase Hydrolysis/Glycerol Kinase Enzyme, Triglycerides | Federal registry | 1 |
| Lithotriptor, Biliary Mechanical | Federal registry | 1 |
| Lithotriptor, Electro-Hydraulic | Federal registry | 1 |
| Loupe, Diagnostic/Surgical | Federal registry | 1 |
| Mallet | Federal registry | 1 |
| Mallet, Surgical, General & Plastic Surgery | Federal registry | 1 |
| Massager, Vacuum, Radio Frequency Induced Heat | Federal registry | 1 |
| Material, Impression | Federal registry | 1 |
| Material, Impression Tray, Resin | Federal registry | 1 |
| Mattress, Flotation Therapy, Non-Powered | Federal registry | 1 |
| Mechanical Thrombolysis Catheter | Federal registry | 1 |
| Medical Glove, Specialty | Federal registry | 1 |
| membranes | Company website | 1 |
| membrane switches | Company website | 1 |
| Mercuric Thiocyanate, Colorimetry, Chloride | Federal registry | 1 |
| Mesh, Surgical, Acetabular, Hip, Prosthesis | Federal registry | 1 |
| Mesh, Surgical, For Stress Urinary Incontinence, Male | Federal registry | 1 |
| Mesh, Surgical, Synthetic, Urogynecologic, For Apical Vaginal And Uterine Prolapse, Transabdominally Placed | Federal registry | 1 |
| Mesh, Surgical, Synthetic, Urogynecologic, For Stress Urinary Incontinence, Female, Mini-Sling | Federal registry | 1 |
| Mesh, Surgical, Synthetic, Urogynecologic, For Stress Urinary Incontinence, Retropubic Or Transobturator | Federal registry | 1 |
| Microscope, Inverted Stage, Tissue Culture | Federal registry | 1 |
| Mixture, Hematology Quality Control | Federal registry | 1 |
| Monitor, Breathing Frequency | Federal registry | 1 |
| Monitor, Carbon-Dioxide, Cutaneous | Federal registry | 1 |
| Monitor, Oxygen, Cutaneous, For Infant Not Under Gas Anesthesia | Federal registry | 1 |
| Monitor, Oxygen, Cutaneous, For Uses Other Than For Infant Not Under Gas Anesthesia | Federal registry | 1 |
| Monitor, Patient Position, Light-Beam | Federal registry | 1 |
| Monitor, Physiological, Patient (Without Arrhythmia Detection Or Alarms) | Federal registry | 1 |
| Monitor, Ultrasonic, Nonfetal | Federal registry | 1 |
| Motor, Surgical Instrument, Ac-Powered | Federal registry | 1 |
| Multi-Analyte Controls, All Kinds (Assayed) | Federal registry | 1 |
| Multi-Analyte Controls Unassayed | Federal registry | 1 |
| Nadh Oxidation/Nad Reduction, Alt/Sgpt | Federal registry | 1 |
| Nadh Oxidation/Nad Reduction, Ast/Sgot | Federal registry | 1 |
| Nad Reduction/Nadh Oxidation, Cpk Or Isoenzymes | Federal registry | 1 |
| Nad Reduction/Nadh Oxidation, Lactate Dehydrogenase | Federal registry | 1 |
| name badges | Company website | 1 |
| Needle, Catheter | Federal registry | 1 |
| Needle, Spinal, Short Term | Federal registry | 1 |
| Nitrophenylphosphate, Alkaline Phosphatase Or Isoenzymes | Federal registry | 1 |
| Operating Room Accessories Table Tray | Federal registry | 1 |
| Osteotome | Federal registry | 1 |
| Oximeter | Federal registry | 1 |
| Oximeter, Ear | Federal registry | 1 |
