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Reduced pressure therapy apparatuses and methods of using same

  • US 9,084,845 B2
  • Filed: 11/02/2011
  • Issued: 07/21/2015
  • Est. Priority Date: 11/02/2011
  • Status: Active Grant
First Claim
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1. A pump assembly for reduced pressure wound therapy, comprising:

  • a housing;

    a pump supported within or by the housing, the pump comprising;

    a motor;

    an inlet and an outlet;

    a first valve configured to control a flow of a fluid through the inlet; and

    a second valve configured to control a flow of a fluid through the outlet;

    a flow pathway through the pump assembly; and

    a one-way flow valve in fluid communication with the pump and supported within a manifold that is disposed in the housing and coupled to the inlet of the pump, the one-way flow valve being configured to substantially prevent a flow of gas through the flow pathway in a direction of flow away from the pump.

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