| http://www.w3.org/ns/prov#value | - The retaining member 40 of the present invention is preferably made from a flexible, biocompatible material, such as silicone or other suitable material, which not only enables the retaining member 40 to be collapsed to a smaller dimension for positioning within the stoma tube 22 prior to deployment, but renders the retaining member 40 compatible to the environment of the stomach.
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