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Apparatus and method for collecting body fluids

  • US 5,102,404 A
  • Filed: 10/02/1990
  • Issued: 04/07/1992
  • Est. Priority Date: 12/15/1986
  • Status: Expired due to Term
First Claim
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1. A closed drainage apparatus for suctioning liquids and gases and for storing liquids suctioned from body and tissue cavities comprising:

  • a housing;

    suctioning means, attached to said housing, in communication with the body and tissue cavities, for suctioning and receiving liquids and gases from the cavities, said suctioning means comprising a resilient container which is compressible to create a suctioning force as it returns to its normal expanded condition,said suctioning means further including a suction port for receiving the liquids and gases from the body and tissue cavities, said suction port being fitted with reflux valve means for preventing reflux of liquids and gases from said suctioning means to the body and tissue cavities; and

    reservoir means, attached to said housing, for receiving and storing excess liquids from said suctioning means, said reservoir means being in sealed communication with said suctioning means through a conduit, said conduit being supported in said housing to permit fluid communication between said suctioning means and said reservoir means at all times.

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