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SYSTEM, METHOD, AND APPARATUS FOR UTILIZING A PUMPING CASSETTE

  • US 20140260556A1
  • Filed: 06/02/2014
  • Published: 09/18/2014
  • Est. Priority Date: 07/20/1999
  • Status: Active Grant
First Claim
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1. A fluid handling system for pumping fluids to and from a patient comprising:

  • a pumping cartridge;

    a reusable component configured to mate with the pumping cartridge comprising;

    a control chamber; and

    a pressure transducer configured to measure a gas pressure associated with the control chamber;

    a processor configured to;

    supply the control chamber with a gas at a predetermined pressure;

    open the pump chamber to the surroundings;

    monitor the gas pressure associated with the control chamber using the pressure transducer over a predetermined period of time; and

    determine if the change in gas pressure exceeds a predetermined limit.

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