| Valve, Non-Rebreathing | Federal registry | 2 |
| 5-Amp-Phosphate Release (Colorimetric Test), 5'-Nucleotidase | Federal registry | 1 |
| Absorbable Coronary Drug-Eluting Stent | Federal registry | 1 |
| Absorber, Carbon-Dioxide | Federal registry | 1 |
| Accelerator, Linear, Medical | Federal registry | 1 |
| Accessories, Blood Circuit, Hemodialysis | Federal registry | 1 |
| Accessories, Catheter, G-U | Federal registry | 1 |
| Accessory, Surgical Apparel | Federal registry | 1 |
| Acid, Ascorbic, 2,4-Dinitrophenylhydrazine (Spectrophotometric) | Federal registry | 1 |
| Activated Partial Thromboplastin | Federal registry | 1 |
| Activated Whole Blood Clotting Time | Federal registry | 1 |
| Adhesive, Bracket And Tooth Conditioner, Resin | Federal registry | 1 |
| Adjunct Monitor, Protein Calorie Malnutrition | Federal registry | 1 |
| Administrations Sets With Neuraxial Connectors | Federal registry | 1 |
| Agent, Absorbable Hemostatic, Non-Collagen Based | Federal registry | 1 |
| Agent, Polishing, Abrasive, Oral Cavity | Federal registry | 1 |
| Airbrush | Federal registry | 1 |
| Airway, Oropharyngeal, Anesthesiology | Federal registry | 1 |
| Aligner, Sequential | Federal registry | 1 |
| Alloy, Gold-Based Noble Metal | Federal registry | 1 |
| Alloy, Metal, Base | Federal registry | 1 |
| Alloy, Other Noble Metal | Federal registry | 1 |
| Alpha-1-Acid-Glycoprotein, Antigen, Antiserum, Control | Federal registry | 1 |
| Alpha-1-Antitrypsin, Antigen, Antiserum, Control | Federal registry | 1 |
| Alpha-1 Microglobulin, Antigen, Antiserum, Control | Federal registry | 1 |
| Alpha-2-Macroglobulin, Antigen, Antiserum, Control | Federal registry | 1 |
| Alpha-2-Macroglobulin, Rhodamine, Antigen, Antiserum, Control | Federal registry | 1 |
| Amalgamator, Dental, Ac-Powered | Federal registry | 1 |
| Amplifier, Physiological Signal | Federal registry | 1 |
| Analyzer, Body Composition | Federal registry | 1 |
| Analyzer, Gas, Carbon-Dioxide, Gaseous-Phase | Federal registry | 1 |
| Analyzer, Gas, Desflurane, Gaseous-Phase (Anesthetic Concentration) | Federal registry | 1 |
| Analyzer, Gas, Enflurane, Gaseous-Phase (Anesthetic Concentration) | Federal registry | 1 |
| Analyzer, Gas, Halothane, Gaseous-Phase (Anesthetic Conc.) | Federal registry | 1 |
| Analyzer, Gas, Isoflurane, Gaseous-Phase (Anesthetic Concentration) | Federal registry | 1 |
| Analyzer, Gas, Nitrous-Oxide, Gaseous Phase (Anesthetic Conc.) | Federal registry | 1 |
| Analyzer, Gas, Oxygen, Gaseous-Phase | Federal registry | 1 |
| Analyzer, Gas, Sevoflurane, Gaseous-Phase (Anesthetic Concentration) | Federal registry | 1 |
| Antennas | Company website | 1 |
| Antibodies | Company website | 1 |
| Antibodies, Anti-Actin, Anti-Smooth Muscle | Federal registry | 1 |
| Antibodies, Anti-Cyclic Citrullinated Peptide (Ccp) | Federal registry | 1 |
| Antibodies, Gliadin | Federal registry | 1 |
| Antibodies, Saccharomyces Cerevisiae (S.Cerevisiae) | Federal registry | 1 |
| Antideoxyribonuclease, Streptococcus Spp. | Federal registry | 1 |
| Anti-Dna Antibody, Antigen And Control | Federal registry | 1 |
| Anti-Dna Antibody (Enzyme-Labeled), Antigen, Control | Federal registry | 1 |
| Anti-Dna Indirect Immunofluorescent Solid Phase | Federal registry | 1 |
| Antigen, Antiserum, Control, Antithrombin Iii | Federal registry | 1 |
| Antigen, Cf (Including Cf Controls), Respiratory Syncytial Virus | Federal registry | 1 |
