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Catheter and hydrophilic, friction-reducing coating thereon

  • US 5,041,100 A
  • Filed: 04/28/1989
  • Issued: 08/20/1991
  • Est. Priority Date: 04/28/1989
  • Status: Expired due to Term
First Claim
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1. A plastic catheter formed of a base material having a friction-reducing coating carried on the outer surface of said base material, said friction-reducing coating being of the type that provides friction-reduction on hydration thereof, said coating comprising an intimate physical mixture of 50 to 98 weight percent of a structural plastic material and 2 to 50 weight percent of poly(ethylene oxide), said base material consisting essentially of a plastic essentially free of said poly(ethylene oxide).

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