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Device for generating an artificial constriction in the gastrointestinal tract

  • US 20050283041A1
  • Filed: 06/02/2004
  • Published: 12/22/2005
  • Est. Priority Date: 06/04/2003
  • Status: Active Grant
First Claim
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1. Device for generating an artificial constriction in the gastrointestinal tract with a band (1), which can be placed annularly about a particular portion of the gastrointestinal tract, a closure device (2) for connecting the end regions of the band (1), placed annularly about the portion of the gastrointestinal tract, which, in the closed state of the closure device (2), encompasses a throughlet opening (6), the band (1) comprising a hollow chamber (14), which can be filled with a filling medium, extending at least over a large portion of the length of the band (1), and, upon filling the hollow chamber (14), a wall, delimiting the throughlet opening (6), of band (1) extends in the direction toward the axis (7) of the throughlet opening decreasing the size of the throughlet opening, and a foamed material body (13) adjoining the surface, facing away from the throughlet opening (6) of the wall (11) delimiting the throughlet opening, and the foamed material body (13) is adhered on the wall (11) at least over a large portion of its area in contact with the wall (11).

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