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Gastrostomy valve

  • US 4,850,953 A
  • Filed: 07/27/1987
  • Issued: 07/25/1989
  • Est. Priority Date: 07/27/1987
  • Status: Expired due to Fees
First Claim
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1. A gastrostomy valve to provide a supply of liquid nourishment from a source thereof through the abdominal wall of a recipient of said valve, said gastrostomy valve comprising an externally disposed base member and:

  • an internally disposed feeding lumen having proximal and distal ends and extending from said base member for delivering liquid nourishment from said source thereof to the abdoment of the recipient;

    an expansible membrane surrounding said feeding lumen, a first end of said membrane being attached to a relatively proximal portion of said feeding lumen and an opposite end of said membrane being located adjacent to but detached from a relatively distal portion of said feeding lumen; and

    means by which to deliver a supply of fluid to the interior of said membrane to simultaneously inflate said membrane and cause the detached opposite end of said membrane to roll over the attached first end thereof in a direction towards the abdominal wall of the recipient, the inflated membrane preventing a removal of said feeding lumen from the abdomen.

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