| MDF® Pulse Time® Stethoscope | 06940211617915 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Pulse Time® Stethoscope | 06940211617922 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Pulse Time® Stethoscope | 06940211617939 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Pulse Time® Stethoscope | 06940211617946 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Pulse Time® Stethoscope | 06940211617953 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Pulse Time® Stethoscope | 06940211617960 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Pulse Time® Stethoscope | 06940211617977 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Pulse Time® Stethoscope | 06940211617984 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Pulse Time® Stethoscope | 06940211617991 | MDF Instruments Medifriend Inc. | Class I | |