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MEDICAL STOPCOCK WITH A CAP

  • US 20100022968A1
  • Filed: 07/23/2009
  • Published: 01/28/2010
  • Est. Priority Date: 07/28/2008
  • Status: Abandoned Application
First Claim
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1. Medical stopcock with a cap, comprising:

  • a chamber part;

    a main upstream branch pipe, downstream branch pipe and supplementary upstream branch pipe which are respectively connected to the chamber part;

    a rotary valve provided inside the chamber part configured to form a liquid flow channel allowing communication between the chamber part and the main upstream branch pipe, the downstream branch pipe and the supplementary upstream branch pipe, respectively, the rotary valve being configured to block the area between the chamber part and the main upstream branch pipe, the area between the chamber part and the downstream branch pipe, and the area between the chamber part and the supplementary upstream branch pipe, respectively, by rotation of the valve in a predetermined direction; and

    a cap configured to be releasably attached to the supplementary upstream branch pipe,wherein the cap includes a cylindrical part which can be inserted into the supplementary upstream branch pipe, and a filter attached to the cylindrical part allowing the passage of gas but not allowing the passage of liquid; and

    wherein when the cap is attached to the supplementary upstream branch pipe with the cylindrical part inserted into the supplementary upstream branch pipe, liquid can no longer move between the chamber part and the supplementary upstream branch pipe.

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