Medical devices comprising drug-loaded capsules for localized drug delivery
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United States of America Patent
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Apr 29, 2008
Grant Date -
Feb 17, 2005
app pub date -
Aug 11, 2003
filing date -
Aug 11, 2003
priority date (Note) -
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Abstract
A medical device comprising a plurality of capsules, and a method of administering therapeutic agent to a patient using the same. The capsules further comprise a therapeutic agent and a multilayer polyelectrolyte shell. The medical device is adapted to apply a pressure to the capsules that is greater than or equal to the critical pressure of at least a portion of the capsules, such that therapeutic agent is released from the capsules.
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