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Bio-effecting medical material and device

  • US 4,769,013 A
  • Filed: 06/04/1986
  • Issued: 09/06/1988
  • Est. Priority Date: 09/13/1982
  • Status: Expired due to Term
First Claim
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1. A medical material comprising:

  • an anti-bacterial agent or anti-fungal agent complexed with polyvinylpyrrolidone which has been rendered insoluble in water and body fluids by being complexed with a polyurethane prior to complexing with said agent;

    said medical material being capable of releasing said anti-bacterial- or anti-fungal-polyvinylpyrrolidone complexed agent from said polyurethane-polyvinylpyrrolidone complex when said complex is in contact with water or body fluids.

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