Controlled degradation of expandable polymers in gastric volume reduction treatment
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United States of America Patent
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Apr 8, 2014
Grant Date -
Feb 5, 2009
app pub date -
Nov 4, 2005
filing date -
Nov 5, 2004
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Abstract
Orally administrable polymer-carrying units for expanding in a stomach of a mammal to fill a space in the stomach, the polymer-carrying units including: a carrier; a plurality of polymer molecules expandable in aqueous solutions, releasably coupled to the carrier; and means for selectively decoupling the polymer molecules from the carrier so that the polymer molecules and carrier are released in the stomach, are provided.
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