| Bacterial and viral filter | 16970529950937 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Bacterial viral filter | 16970529957226 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Bacterial-viral filter | 16970529955000 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Bacterial-viral filter | 16970529956120 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Bacterial/viral filter | 16970529957158 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Coarse filter for DeVilbiss Compact 5 | 16970529957103 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Coarse filter for DeVilbiss Compact 525 | 16970529957110 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Coarse filter for DeVilbiss MC 29 and MC 44 | 16970529957097 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Filter 0,22 μm, 28 mm | 16970529957172 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Heat and moisture exchange filter | 16970529956168 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Intake filter for oxygen concentrators | 16970529957141 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| oxygen concentrator filter | 16970529950975 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| oxygen concentrator filter | 16970529950982 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| oxygen concentrator filter | 16970529950999 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Oxygen concentrator filter | 16970529957196 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
| Oxygen concentrator filter | 16970529957202 | SHANDONG ZHENFU MEDICAL DEVICE CO., LTD. | Class IIa | |
UDI Compass