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Stopcock for Medical Treatment

  • US 20070191760A1
  • Filed: 02/09/2007
  • Published: 08/16/2007
  • Est. Priority Date: 11/28/2005
  • Status: Abandoned Application
First Claim
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1. A stopcock for medical treatment comprising:

  • a stopcock body having a cylindrical chamber part with multiple branch tubes connected thereto extending outwards from an outer circumferential surface of said chamber part, the multiple branch tubes being arranged with an angular spacing therebetween at a prescribed angle and each having a channel that connects to the inside of said chamber part; and

    a molded resin body having a valve body installed inside of said chamber part which can rotate around an axis of said chamber part and in which a groove part for connecting any of the channels of said multiple branch tubes is formed, wherein at least a connection part for connecting to another member in a prescribed branch tube of the aforementioned multiple branch tubes is constituted with a separate member from another portion that constitutes the aforementioned stopcock body, the portion constituted by the separate member that includes the aforementioned connection part is constituted with a material that having a resistance to chemical degradation in the presence of chemicals intended to be used with said stopcock, and the other portion that constitutes the aforementioned stopcock body is constituted from a material that can be molded with high dimensional precision.

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