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| Patents for A61M 31 - Devices for introducing or retaining media, e.g. remedies, in cavities of the body (18,107) |
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| 03/30/1976 | US3946734 Apparatus for controlling the release of a drug | | 03/16/1976 | US3944064 Self-monitored device for releasing agent at functional rate | | 03/16/1976 | US3943938 Anal sphincter device and barium enema plug | | 03/02/1976 | US3941131 Device for administration of viscous fluids for the urethal tract | | 02/17/1976 | US3938515 Novel drug permeable wall | | 01/27/1976 | US3934584 Balling gun | | 01/27/1976 | US3934580 Chemically acting intra-uterine device |
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