| MDF® Acoustica® Stethoscope | 06940211616116 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616123 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616130 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616147 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616338 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616345 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616352 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616369 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616376 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616383 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211616390 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211618950 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211618974 | MDF Instruments Medifriend Inc. | Class I | |
| MDF® Acoustica® Stethoscope | 06940211699485 | MDF Instruments Medifriend Inc. | Class I | |