| DSW — Bag, Polymeric Mesh, Pacemaker | Class 1 / CV |
| DSY — Prosthesis, Vascular Graft, Of 6mm And Greater Diameter | Class 2 / CV |
| DSZ — Pacemaker Battery | Class 3 / CV |
| DTA — Tester, Pacemaker Electrode Function | Class 2 / CV |
| DTB — Permanent Pacemaker Electrode | Class 3 / CV |
| DTC — Analyzer, Pacemaker Generator Function | Class 2 / CV |
| DTD — Pacemaker Lead Adaptor | Class 2 / CV |
| DTE — Pulse-Generator, Pacemaker, External | Class 2 / CV |
| DTF — Tools, Pacemaker Service | Class 1 / CV |
| DTG — Magnet, Test, Pacemaker | Class 1 / CV |
| DTH — Suture, Cardiovascular | Class 3 / SU |
| DTI — Sizer, Heart-Valve, Prosthesis | Class 1 / CV |
| DTJ — Holder, Heart-Valve, Prosthesis | Class 1 / CV |
| DTK — Filter, Intravascular, Cardiovascular | Class 2 / CV |
| DTL — Adaptor, Stopcock, Manifold, Fitting, Cardiopulmonary Bypass | Class 2 / CV |
| DTM — Filter, Blood, Cardiopulmonary Bypass, Arterial Line | Class 2 / CV |
| DTN — Reservoir, Blood, Cardiopulmonary Bypass | Class 2 / CV |
| DTP — Defoamer, Cardiopulmonary Bypass | Class 2 / CV |
| DTQ — Console, Heart-Lung Machine, Cardiopulmonary Bypass | Class 2 / CV |
| DTR — Heat-Exchanger, Cardiopulmonary Bypass | Class 2 / CV |
| DTS — Sucker, Cardiotomy Return, Cardiopulmonary Bypass | Class 2 / CV |
| DTW — Monitor And/Or Control, Level Sensing, Cardiopulmonary Bypass | Class 2 / CV |
| DTX — Gas Control Unit, Cardiopulmonary Bypass | Class 2 / CV |
| DTY — Sensor, Blood-Gas, In-Line, Cardiopulmonary Bypass | Class 2 / CV |
| DTZ — Oxygenator, Cardiopulmonary Bypass | Class 2 / CV |
| DWA — Control, Pump Speed, Cardiopulmonary Bypass | Class 2 / CV |
| DWB — Pump, Blood, Cardiopulmonary Bypass, Roller Type | Class 2 / CV |
| DWC — Controller, Temperature, Cardiopulmonary Bypass | Class 2 / CV |
| DWD — Suction Control, Intracardiac, Cardiopulmonary Bypass | Class 2 / CV |
| DWE — Tubing, Pump, Cardiopulmonary Bypass | Class 2 / CV |
| DWF — Catheter, Cannula And Tubing, Vascular, Cardiopulmonary Bypass | Class 2 / CV |
| DWG — Electrosurgical Device | Class 2 / SU |
| DWH — Blade, Saw, Surgical, Cardiovascular | Class 1 / SU |
| DWI — Saw, Electrically Powered | Class 1 / SU |
| DWJ — System, Thermal Regulating | Class 2 / CV |
| DWL — Stocking, Medical Support (To Prevent Pooling Of Blood In Legs) | Class 2 / HO |
| DWM — Apparatus, Suction, Patient Care | Class 2 / AN |
| DWO — Needle, Biopsy, Cardiovascular | Class 1 / SU |
| DWP — Dilator, Vessel, Surgical | Class 2 / CV |
| DWQ — Stripper, Vein, External | Class 2 / CV |
| DWS — Instruments, Surgical, Cardiovascular | Class 1 / CV |
| DWX — Stripper, Artery, Intraluminal | Class 2 / CV |
| DWZ — Device, Biopsy, Endomyocardial | Class 2 / CV |
| DXC — Clamp, Vascular | Class 2 / CV |
| DXE — Catheter, Embolectomy | Class 2 / CV |
| DXF — Catheter, Septostomy | Class 2 / CV |
| DXG — Computer, Diagnostic, Pre-Programmed, Single-Function | Class 2 / CV |
| DXH — Transmitters And Receivers, Electrocardiograph, Telephone | Class 2 / CV |
| DXJ — Display, Cathode-Ray Tube, Medical | Class 2 / CV |
| DXK — Echocardiograph | Class 2 / CV |