Dressing providing apertures with multiple orifice sizes for negative-pressure therapy
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United States of America Patent
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Jan 26, 2021
Grant Date -
Aug 23, 2018
app pub date -
Apr 23, 2018
filing date -
May 9, 2014
priority date (Note) -
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Abstract
In one example embodiment, an apparatus for treating a tissue site may include a contact layer formed from a compressible material. The contact layer may include a plurality of apertures extending at least partially through the contact layer. The contact layer may be configurable such that at least a portion of the apertures include a first plurality of orifices having a diameter in a first diameter range and such that at least a portion of the apertures include a second plurality of orifices having a diameter in a second diameter range. The first diameter range may be from about 2 mm to about 6 mm. The second diameter range may be from about 8 mm to about 15 mm. The apparatus may include a cover configured to form a sealed space including the contact layer and the tissue site.
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