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Fluid-transfer collection assembly and method of using the same

  • US 20030186456A1
  • Filed: 03/28/2002
  • Published: 10/02/2003
  • Est. Priority Date: 03/28/2002
  • Status: Active Grant
First Claim
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1. A fluid transfer and mixing collection assembly, comprising:

  • a base;

    a test media carried by the base;

    an inlet for receiving a first fluid, the inlet including an inlet check valve;

    an outlet including an outlet check valve;

    a bladder carried by the base between the inlet and the outlet and including an interior with a second fluid therein; and

    a depressable, flexible member carried by the base between the inlet and the outlet and including an interior, a membrane separating the interior of the bladder from the interior of the flexible member, the flexible member including an exterior surface, an interior surface, and a pointed member extending from the interior surface of the flexible member, the flexible member depressable to cause the pointed member to rupture the membrane, releasable to draw the first fluid into the interior of the flexible member through the inlet check valve to mix with the second fluid, and depressable again to pump the mixed first and second fluids out of the interior of the flexible member through the outlet check valve and be transferred to the test media.

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