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US 11,141,318 B2Granted
Wound dressing with adhesive margin
AssigneeKCl USA, INC.
InventorsWilliam Pigg, Michelle Delbono, Sally Stephens
Life of this patent
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AssigneeKCl USA, INC.
InventorsWilliam Pigg, Michelle Delbono, Sally Stephens
Estimating the term…
A wound dressing comprising: a backing sheet; a layer of pressure-sensitive adhesive on the backing sheet; an island of absorbent material having smaller area than the backing sheet and applied onto a central region of the backing sheet so as to leave a margin of adhesive-coated backing sheet around the absorbent material, and an apertured wound facing layer applied over the absorbent material and adhered to the backing sheet around said island by said pressure-sensitive adhesive, wherein the apertured wound facing layer comprises an apertured substrate having a coating of a silicone gel on the wound facing surface thereof, the open area of the apertured wound facing layer is from about 5% to about 75%, and the apertured wound facing layer comprises apertures having an open area of from about 2 mm2 to about 100 mm2.
A wound dressing comprising:
A wound dressing comprising an apertured layer comprising an apertured polymeric film support layer and a coating of silicone elastomer disposed on a first surface of the apertured polymeric film support layer, and wherein the apertured layer comprises a line or lines of weakness substantially parallel to, and spaced from, one or more edges of the apertured layer defining a tear-off strip or strips along one or more edges of the apertured layer, wherein the tear-off strip or strips comprise a release coating on a second surface of the aperture layer opposite the first surface of the aperture layer, wherein the apertured layer comprises apertures having an open area of from 2 mm2 to 100 mm2.
Dependencies are inferred from the claim text.