Fluid wound dressing comprising partially cured polyurethane
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United States of America Patent
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Jul 9, 2013
Grant Date -
Nov 5, 2009
app pub date -
May 22, 2009
filing date -
Oct 25, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A wound dressing composition comprising a partially cured polyurethane fluid. The composition can be injected directly into a wound, where it cures to form a wound filling dressing. Also provided is a wound dressing comprising such a composition. Also provided is a kit for the preparation of such wound dressings, the kit comprising (a) a polyurethane prepolymer; and (b) a curing agent for the polyurethane prepolymer. Preferably, the polyurethane components comprise reaction products of a diisocyanate with castor oil or a related ester of ricinoleic acid or its derivatives.
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