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Surgical irrigation pump and tool system

  • US 5,928,257 A
  • Filed: 06/08/1998
  • Issued: 07/27/1999
  • Est. Priority Date: 09/13/1996
  • Status: Expired due to Term
First Claim
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1. A surgical irrigation peristaltic pump system for supplying and irrigating surgical instrument from an irrigation liquid source said pump system compressing:

  • a console including a mounting plate and a peristaltic pump rotor rotatably supported on said mounting plate, said rotor carrying hose compression rollers;

    a tube set including a cassette having a body in turn having longitudinal and lateral and wideness dimensions, said body including ends spaced longitudinally thereon and sides spaced laterally thereon and a concave backing wall extending rearwardly thicknesswise of said body and concavely opening toward one end of said body, a peristaltic pump hose having a pumping portion backed by said concave backing wall and inflow and outflow portions extending from said cassette and flanking said pumping portion, means for connecting said hose inflow and outflow portions respectively to an irrigation liquid source and an irrigated surgical tool, said cassette being releasably fixable on said mounting plate in a peristaltic pump operative position in which said hose compression rollers compress said hose pumping portion against said concave backing wall, said console and cassette respectively including relatively engagable means for fixing said cassette on said console, said cassette being a single integral piece.

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