VACUUM-ASSISTED DRAINAGE SYSTEM
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United States of America Patent
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May 28, 2015
app pub date -
Jan 24, 2012
filing date -
Dec 9, 2011
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Abstract
A vacuum-assisted drainage system includes a first porous pad that is permeable to liquids and has a through opening in which a fistula adapter is placed on a film provided with perforations, a cover film for covering the first pad and the wound, and for providing a substantially airtight seal around the wound, wherein in the cover film an opening is provided that surrounds the fistula adapter in a substantially airtight manner, and a second porous pad that is permeable to liquids is positioned partially above the first pad on the cover film and is provided with a sealing film for covering the second pad and for providing a substantially airtight connection to the cover film and around the wound, wherein between the first pad and the second pad air guiding routes are provided that pass through the cover film, and an open drainage line is located within the second pad.
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