Vacuum wound dressing
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United States of America Patent
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Oct 11, 2011
Grant Date -
May 11, 2006
app pub date -
Nov 4, 2005
filing date -
Nov 5, 2004
priority date (Note) -
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Abstract
Provided, in one embodiment, is a vacuum wound dressing for covering a wound bed comprising: a wound contact layer comprising a fibrous blend or fibrous material that forms a cohesive gel when wetted by wound exudate; a source of vacuum situated to be separated from the wound bed by the wound contact layer; and a vacuum sealing layer covering the wound contact layer and adapted to retain relative vacuum in the wound contact layer, wherein (i) the dressing is essentially missing a non-gelling, foam layer in which the source of vacuum is situated or (ii) the vacuum sealing layer comprises as an outer layer a foam layer.
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