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Blow molded venous drip chamber for hemodialysis

  • US 5,578,070 A
  • Filed: 01/31/1996
  • Issued: 11/26/1996
  • Est. Priority Date: 04/30/1992
  • Status: Expired due to Fees
First Claim
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1. A blow-molded, flexible plastic blood chamber for hemodialysis, said chamber defining an inlet blood port adjacent an end of the chamber, an outlet blood port adjacent an opposed end of the chamber, and a tubular plastic filter positioned in close-fitting relation adjacent said outlet port to project into said chamber, in which an inward projection is defined within said outlet port, said tubular plastic filter defining an outer end portion that carries a radially outwardly projecting, annular flange proportioned to slidingly pass through said outlet port and engaging said inward projection to limit inward travel of said filter to a predetermined, innermost position, plus means for retaining said filter in said position.

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