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Intestinal sleeve

  • US 7,476,256 B2
  • Filed: 06/01/2004
  • Issued: 01/13/2009
  • Est. Priority Date: 12/09/2003
  • Status: Active Grant
First Claim
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1. A gastrointestinal implant device comprising:

  • a flexible sleeve, open at both ends, and adapted to extend into the duodenum, the sleeve being at least one foot in length and being unsupported at a distal end, the sleeve being noncompliant and having a coefficient of friction less than 0.2, the sleeve having a maximum thickness of 0.001 inches in thickness and collapsing in the intestine to a small volume, and the sleeve being and conformable to the intestine; and

    an anchor coupled to a proximal portion of the sleeve and adapted to be retained within the duodenum, the anchor having a relaxed diameter greater than 40 millimeters.

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