Stent with pockets for containing a therapeutic agent

  • US 20070055352A1
  • Filed: 09/07/2005
  • Published: 03/08/2007
  • Est. Priority Date: 09/07/2005
  • Status: Abandoned Application
First Claim
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1. A medical device for delivering a therapeutic agent comprising:

  • (a) a stent having a sidewall comprising a plurality of struts, at least a first opening in the sidewall, and a first sidewall surface at least partially defined by the plurality of struts and the first opening;

    (b) a first layer disposed over at least a part of the first sidewall surface, wherein at least a portion of the first layer extends over a part of the first opening;

    (c) a second layer disposed over at least a part of the first sidewall surface, wherein at least a portion of the second layer is disposed over the portion of the first layer that extends over the first opening, (d) at least a first pocket disposed about at least a portion of the first opening;

    wherein the pocket is defined at least in part by the first layer and at least in part by the second layer; and

    (e) a therapeutic agent contained in the first pocket.

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