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INTRACORPOREAL INDWELLING EQUIPMENT

  • US 20100057013A1
  • Filed: 04/21/2006
  • Published: 03/04/2010
  • Est. Priority Date: 04/21/2005
  • Status: Abandoned Application
First Claim
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1. Apparatus for intracorporeal indwelling, in which the intracorporeal indwelling equipment has a cylindrical member to be set in the fistula formed between the skin side wall portion on the body of the patient and the wall portion of the prescribed portion in the body of the patient, and an internal holding member that is connected to the tip of said cylindrical member and is set on the inner side of said prescribed portion, and it is for the fluid flow between the exterior of said patient and the interior of said prescribed portion;

  • said internal holding member being composed of multiple flexible ribbon-shaped members, each bending from the opening edge at the tip of said cylindrical member towards the outer side and bonded to each other at their tips, and flexible membrane-like members set on the portions of said multiple ribbon-shaped members on said cylindrical member side and forming a dome-like portion together with said multiple ribbon-shaped members; and

    wherein a notch is formed on the outer periphery of the membrane-like members of said dome-like portion;

    when said multiple ribbon-shaped members are stretched so that the tip bonding portions of said ribbon-shaped members separate from said cylindrical member, said membrane-like members are folded, with said notch taken as the base of the crease.

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