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Drug release coated stent

  • US 20060088654A1
  • Filed: 12/06/2005
  • Published: 04/27/2006
  • Est. Priority Date: 04/19/1995
  • Status: Abandoned Application
First Claim
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1. A method of making a balloon-expandable stent comprising:

  • providing a metallic intravascular balloon-expandable open lattice sidewall stent structure designed for permanent implantation into a blood vessel of a patient;

    applying a first polymer composition to at least a portion of the open lattice sidewall stent structure in a conforming manner so as to preserve the open lattice sidewall stent structure, wherein the first polymer composition comprises a first polymer and a biologically active material; and

    applying a second polymer composition conforming to at least a portion of the first polymer composition in a conforming manner so as to preserve the open lattice sidewall stent structure, wherein the second polymer composition comprises a second polymer that is different from the first polymer, and wherein the second polymer composition is substantially free of any biologically active material when applied to the portion of the first polymer composition.

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