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Hemostasis valve

  • US 5,273,546 A
  • Filed: 04/08/1992
  • Issued: 12/28/1993
  • Est. Priority Date: 08/01/1991
  • Status: Expired due to Fees
First Claim
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1. A valve for a fluid flow path comprising:

  • a one-piece seal having a general disk-shape with opposed first and second surfaces, a central region having a pin hole or slit extending between said surfaces and a peripheral region adapted to be coupled in a sealing relation with said fluid flow path for normally sealing the flow of fluid therethrough, wherein said first and second surfaces are generally concave and provide a central area with a thickness reduced from the periphery thereof, each of said concave surfaces further comprising a pair of convex cusp surfaces, each having intersecting edges extending from the periphery to the central region of each face of said seal means, whereby said seal means receives and seals around the periphery of a device introduced through said pin hole or slit.

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