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Drug delivery system

  • US 6,770,288 B2
  • Filed: 10/17/2000
  • Issued: 08/03/2004
  • Est. Priority Date: 02/13/1998
  • Status: Expired due to Term
First Claim
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1. A substance delivery device adapted for insertion into a body cavity of an animal, the substance delivery device comprising:

  • a supporting structure configured to be retained within the body cavity of the animal;

    a substance dispenser independent of the supporting structure, the substance dispenser including a plurality of finger means configured to allow sustained release of substances over a period of time, the plurality of finger means radiating from a central aperture; and

    means for releasably fixing the substance dispenser to the supporting structure so that the central aperture slides over a portion of the support structure, and so that the plurality of fingers extend away from the supporting structure.

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