Invention Grant
- Patent Title: Wound dressing with adhesive margin
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Application No.: US15659486Application Date: 2017-07-25
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Publication No.: US11141318B2Publication Date: 2021-10-12
- Inventor: William Pigg , Michelle Delbono , Sally Stephens
- Applicant: KCI USA, Inc.
- Applicant Address: US TX San Antonio
- Assignee: KCI USA, Inc.
- Current Assignee: KCI USA, Inc.
- Current Assignee Address: US TX San Antonio
- Agency: Foley & Lardner LLP
- Priority: GB1222770 20121218
- Main IPC: A61F13/02
- IPC: A61F13/02 ; A61F13/15

Abstract:
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.
Public/Granted literature
- US20180021180A1 Wound Dressing With Adhesive Margin Public/Granted day:2018-01-25
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