| 摘要 |
A releasing device for administering a bio-active agent to a human, animal, or plant is described herein. The device comprises a core of a solid organic matrix, in which a bio-active agent is contained. A metallic layer surrounds the core to form an outer shell, and at least one aperture is present in the metallic layer for controlled release of the bio-active agent to the patient. Optionally, a third, polymeric, ceramic or organo-ceramic layer is provided, and may be loaded by bioactive agent as well.
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