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Bioactive agent release coating

  • US 7,442,402 B2
  • Filed: 11/17/2005
  • Issued: 10/28/2008
  • Est. Priority Date: 04/27/1998
  • Status: Expired due to Fees
First Claim
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1. A method of adjusting the rate of release of one or more bioactive agents from a medical device comprising;

  • providing a medical device having one or more surfaces;

    applying a mixture to the one or more surfaces, the mixture comprising hydrophobic polymers in combination with one or more bioactive agents;

    wherein the hydrophobic polymers comprise at least one poly(alkyl)(meth)acrylate and at least one poly(ethylene-co-vinyl acetate); and

    adjusting the relative concentrations of hydrophobic polymers in the mixture to control the rate of release of the bioactive agent.

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