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US 11,883,263 B2Granted
Dressing with protruding layer allowing for cleansing of wound bed macro deformations
Assignee3M Innovative Properties Company
InventorsJustin Rice, Christopher Allen Carroll, Shannon C. Ingram
Life of this patent
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Abstract
A dressing that includes a contact layer having walls defining a plurality of holes and a retainer layer comprising portions protruding into holes of a contact layer is provided herein. Systems, methods and kits using the dressing for debriding a tissue site are also provided herein.
Claims10
A dressing for treating a tissue site with negative pressure, the dressing comprising:
- a contact layer comprising a first manifold having a plurality of holes through the first manifold;
- and
- a retainer layer comprising a second manifold having a planar surface configured to be positioned adjacent to and in contact with a surface of the contact layer;
- and
- a plurality of projections coupled to the planar surface and extending from the planar surface at ambient pressure, the plurality of projections being formed from an open-cell, reticulated foam, and each of the plurality of projections configured to protrude into a respective hole of the plurality of holes of the contact layer at ambient pressure.
2 more elements
Dependencies are inferred from the claim text.