| QJL — Splint, Intranasal Septal, Cber Led | Class 1 / EN |
| QJN — Laparoscopic Accessories, Esophageal Sizing | Class 2 / GU |
| QJP — Catheter, Percutaneous, Neurovasculature | Class 2 / NE |
| QJQ — Cranial Electrotherapy Stimulator To Treat Insomnia And/Or Anxiety | Class 2 / NE |
| QJR — Reagents, 2019-Novel Coronavirus Nucleic Acid | Class N / MI |
| QJS — Interoperable Automated Glycemic Controller, Insulin Suspend | Class 2 / CH |
| QJT — Rigid Sterilization Container With Software | Class 2 / HO |
| QJU — Image Acquisition And/Or Optimization Guided By Artificial Intelligence | Class 2 / RA |
| QJX — Caries Detection Product With Drug Or Biologic | Class 3 / DE |
| QJY — Infusion Pump, Drug Specific, Pharmacy-Filled | Class 2 / HO |
| QJZ — Extracorporeal System For Long-Term Respiratory / Cardiopulmonary Failure | Class 2 / CV |
| QKA — Temporarily-Placed Urethral Opening System For Symptoms Of Benign Prostatic Hyperplasia | Class 2 / GU |
| QKB — Radiological Image Processing Software For Radiation Therapy | Class 2 / RA |
| QKC — Interactive Rehabilitation Exercise Device, Prescription Use | Class 2 / PM |
| QKD — Massager, Therapeutic, To Internally Massage Trigger Points In The Pelvic Floor Musculature, Prescription Use | Class 2 / PM |
| QKE — Immunoassay, Pregnanediol Glucuronide, Over The Counter | Class 1 / TX |
| QKF — Immunocytochemistry Assay, P16/Ki-67 | Class 3 / PA |
| QKH — Assisted Reproduction Laminar Flow Workstation | Class 2 / OB |
| QKI — Media, Reproductive, Exempt | Class 2 / OB |
| QKJ — Stent, Central Venous | Class 3 / CV |
| QKL — Lipoaspirate Washing System For Aesthetic Body Contouring | Class 2 / SU |
| QKM — A Chemical Vapor Sterilization Multivariable Chemical Indicator | Class 2 / HO |
| QKO — Reagent, Coronavirus Serological | Class N / MI |
| QKP — Coronavirus Antigen Detection Test System. | Class N / MI |
| QKQ — Digital Pathology Image Viewing And Management Software | Class 2 / PA |
| QKR — Face Mask Within The Scope Of The Face Mask And Barrier Face Covering Enforcement Policy Or Face Mask Umbrella Eua | Class N / HO |
| QKS — Inhaler, Metered Dose Or Dry Powder, Cder Or Cber Led | Class N / AN |
| QKT — Clozapine Test System | Class 2 / TX |
| QKU — Non-Niosh-Approved Disposable Filtering Facepiece Respirators (Ffrs) | Class N / HO |
| QKV — Electromechanical Tear Stimulator | Class 2 / OP |
| QKW — Shoulder Joint Humeral (Hemi-Shoulder) Ceramic Head/Metallic Stem Cemented Or Uncemented Prosthesis | Class 2 / OR |
| QKY — Decontamination Systems For N95 Respirators | Class N / HO |
| QKZ — Magnetically Maneuvered Capsule Endoscopy System | Class 2 / GU |
| QLC — Interleukin 6 | Class N / IM |
| QLD — Protective Barrier Enclosure | Class N / HO |
| QLE — Protective Barrier Enclosure With Negative Pressure | Class N / HO |
| QLF — On-Body Injector | Class 2 / HO |
| QLG — Integrated Continuous Glucose Monitoring System, Factory Calibrated, Not For Use With Automated Insulin Delivery Systems | Class 2 / CH |
| QLH — System, Intravaginal, For Controlled Release Of Drug Substance, Cder Or Cber Led | Class N / OB |
| QLI — Vaporizer, Cder Or Cber Led | Class N / AN |
| QLJ — Patient Monitor With Independent Remote Display And Operation | Class N / CV |
| QLK — Stimulator, Neuromuscular, Lower Back Muscles, Totally Implanted For Pain Relief | Class 3 / NE |
| QLL — Left Ventricular Ejection Fraction Screening Tool | Class N / CV |
| QLM — Intensive Care Unit, Respiratory Failure And Hemodynamic Instability Tool | Class N / CV |
| QLN — Extracorporeal System For Carbon Dioxide Removal For The Treatment Of Covid-19 | Class N / CV |
| QLO — Immunoadsorption Column For Emergency Use | Class N / GU |
| QLQ — Manual Instruments Designed For Use With Total Disc Replacement Devices | Class 2 / OR |
| QLR — Manual Instruments Designed For Use With Non-Fusion Spinous Process Spacer Devices | Class 2 / OR |
| QLT — Covid-19 Multi-Analyte Respiratory Panel Nucleic Acid Devices | Class N / MI |
| QLU — Anti-Factor Xa Activity Test System, Apixaban | Class 2 / HE |