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SELECTIVE DRUG DELIVERY IN A LUMEN

  • US 20130172815A1
  • Filed: 03/12/2013
  • Published: 07/04/2013
  • Est. Priority Date: 11/14/2008
  • Status: Active Grant
First Claim
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1. A medical device, comprising:

  • a catheter shaft having a distal region;

    an expandable member coupled to the distal region;

    a coating disposed along the expandable member, the coating including a releasable drug;

    a plurality of electrodes coupled to the expandable member; and

    wherein the electrodes are configured to induce a phase change in the coating and release the releasable drug from the coating.

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