| 摘要 |
A device for enabling the controlled release of a pharmaceutical product, for example an analgesic or insulin, into the body of a human or animal patient comprises a support (10) upon which a charged pharmaceutical product may be located within the patient's body, and means (13, 14, 15) to establish an electrical field in the region between the support and the body. The device is suitable, for example, for releasing the product over an extended period at a controlled rate. <IMAGE>
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