| Single (Specified) Analyte Controls (Assayed And Unassayed) | Federal registry | 4 |
| Acid, Lactic, Enzymatic Method | Federal registry | 3 |
| Calibrator, Secondary | Federal registry | 3 |
| Glucose Oxidase, Glucose | Federal registry | 3 |
| Multi-Analyte Controls, All Kinds (Assayed) | Federal registry | 3 |
| Analyzer, Chemistry (Photometric, Discrete), For Clinical Use | Federal registry | 2 |
| Antibody Igm,If, Cytomegalovirus Virus | Federal registry | 2 |
| Calculator/Data Processing Module, For Clinical Use | Federal registry | 2 |
| Calibrator, Multi-Analyte Mixture | Federal registry | 2 |
| Calibrator, Primary | Federal registry | 2 |
| Colorimeter, Photometer, Spectrophotometer For Clinical Use | Federal registry | 2 |
| Diluent, Blood Cell | Federal registry | 2 |
| Electrode, Ion Specific, Calcium | Federal registry | 2 |
| Electrode, Ion-Specific, Chloride | Federal registry | 2 |
| Electrode, Ion Specific, Potassium | Federal registry | 2 |
| Electrode, Ion Specific, Sodium | Federal registry | 2 |
| Electrode Measurement, Blood-Gases (Pco2, Po2) And Blood Ph | Federal registry | 2 |
| Electrosurgical, Cutting & Coagulation & Accessories | Federal registry | 2 |
| Enzyme Immunoassay, Barbiturate | Federal registry | 2 |
| Equipment, Laboratory, General Purpose, Labeled Or Promoted For A Specific Medical Use | Federal registry | 2 |
| Instrument, Hematocrit, Automated | Federal registry | 2 |
| Mixture, Hematology Quality Control | Federal registry | 2 |
| Multi-Analyte Controls Unassayed | Federal registry | 2 |
| Source, Brachytherapy, Radionuclide | Federal registry | 2 |
| Stain, Papanicolau | Federal registry | 2 |
| Sterilization Wrap Containers, Trays, Cassettes & Other Accessories | Federal registry | 2 |
| System, Hemoglobin, Automated | Federal registry | 2 |
| System, Test, Blood Glucose, Over The Counter | Federal registry | 2 |
| Tape And Bandage, Adhesive | Federal registry | 2 |
| Absorbable Synthetic Wound Dressing | Federal registry | 1 |
| Accessories, Arthroscopic | Federal registry | 1 |
| Accessories, Cleaning Brushes, For Endoscope | Federal registry | 1 |
| Acid, Ascorbic, 2,4-Dinitrophenylhydrazine (Spectrophotometric) | Federal registry | 1 |
| Acid, Folic, Radioimmunoassay | Federal registry | 1 |
| Acid, Hyaluronic, Intraarticular | Federal registry | 1 |
| Acid Phosphatase (Prostatic), Tartrate Inhibited | Federal registry | 1 |
| Acid, Uric, Uricase (Colorimetric) | Federal registry | 1 |
| Activated Partial Thromboplastin | Federal registry | 1 |
| Aid, Surgical, Viscoelastic | Federal registry | 1 |
| Albumin, Fitc, Antigen, Antiserum, Control | Federal registry | 1 |
| Alcohol Dehydrogenase, Specific Reagent For Ethanol Enzyme Method | Federal registry | 1 |
| Aldehyde Fuchsin | Federal registry | 1 |
| Alizarin Red | Federal registry | 1 |
| Alternate Controller Enabled Insulin Infusion Pump | Federal registry | 1 |
| Amalgamator, Dental, Ac-Powered | Federal registry | 1 |
| Analyzer, Chemistry (Sequential Multiple, Continuous Flow) Clinical Use | Federal registry | 1 |
| Aniline | Federal registry | 1 |
| Antigen(Complexed),Prostate Specific,(Cpsa) | Federal registry | 1 |
| Antigen, Inflammatory Response Marker, Sepsis | Federal registry | 1 |
| Antigen, Invasive Fungal Pathogens | Federal registry | 1 |
