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Non-thromogenic vascular prosthesis

  • US 5,383,927 A
  • Filed: 04/15/1993
  • Issued: 01/24/1995
  • Est. Priority Date: 05/07/1992
  • Status: Expired due to Term
First Claim
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1. A vascular prosthesis, comprisinga base material having inner and outer surfaces and a degree of porosity,an outer coating of compounded heparin bound to said outer surface of said base material and an inner coating of compounded heparin bound to said inner surface of said base material, said compounded heparin including heparin and a cationic surfactant, anda layer of a material capable of reducing said degree of porosity of said base material formed on said outer coating of compounded heparin, said layer of material being free of any substance that counteracts an anti-coagulant.

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