Intragastric space fillers and methods of manufacturing including in vitro testing
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United States of America Patent
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Apr 1, 2014
Issued Date -
N/A
app pub date -
Apr 2, 2010
filing date -
Apr 3, 2009
priority date (Note) -
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Abstract
An in vitro testing process for simulating conditions of a stomach, comprising, in combination: providing an intragastric device to an acetone bath; inducing swelling of the intragastric device; exacerbating weak spots in the intragastric device; observing the results; and estimating the results of an in vivo study. Improvements to an intragastric space filler to reduce failure at a balloon to shaft area including an adhesive fillet, washers, a balloon cuff and collar, a molded in balloon fillet, and a one-piece molded balloon assembly.
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