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Gastrointestinal anchor in optimal surface area

  • US 8,190,261 B2
  • Filed: 05/04/2009
  • Issued: 05/29/2012
  • Est. Priority Date: 05/01/2001
  • Status: Expired due to Fees
First Claim
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1. A method for attaching a device to a stomach wall of a patient comprising:

  • providing an anchor comprising a first portion, an elongate portion and a device portion;

    positioning the elongate portion through the stomach wall wherein the first portion engages a stomach wall on a first side of the stomach wall and so that the device portion is positioned on an opposite side of the stomach wall from the first portion;

    wherein the first portion has an interfacing portion with a surface area interfacing the stomach wall and the device portion and elongate portion have a weight creating a load between the stomach wall and the interfacing portion when the elongate portion extends through the stomach wall wherein the weight has a ratio to the surface area of less than about 0.1 g/mm2;

    separately deploying a stimulator in the patient;

    coupling circuitry of the stimulator to the device portion of the anchor; and

    stimulating the stomach wall after the stimulator is coupled to the device portion of the anchor.

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