| http://www.w3.org/ns/prov#value | - The tapered portion 253 of the elongate member 252 acts to reduce movement of the retaining portion 250 with respect to the stomach wall 10 in a manner similar to that described with reference to retaining portion 119 of FIG. 1A. A sensor 257 may also be located on or adjacent the elongate portion 252 or other portion of the retaining portion 250.
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