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US 12,648,877 B2Granted
Negative pressure wound therapy (NPWT) dressing
AssigneeMölnlycke Health Care AB
InventorsMalin Holmén, Elinor Bolyos
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Abstract
Described is a negative pressure wound therapy (NPWT) dressing with a wound pad comprising two separate wound pad portions having different properties. Also described is a portable negative pressure wound therapy (NPWT) system that includes the described negative pressure wound therapy (NPWT) dressing.
Claims17
A negative pressure wound therapy (NPWT) dressing comprising:
- a backing layer;
- an adhesive skin contact layer;
- and
- a wound pad arranged between said backing layer and said adhesive skin contact layer,
- wherein said backing layer comprises a coupling member configured to connect the dressing to a negative pressure source,
- wherein said backing layer comprises an opening in the area where the coupling member is attached,
- wherein said wound pad comprises a first portion comprising one or more absorbent layers and a second portion comprising at least one transmission layer, wherein said second portion of said wound pad is arranged below said coupling member,
- wherein the one or more absorbent layers comprise a first absorbent layer having a first lateral edge and a second lateral edge that are spaced along a first axis that is perpendicular to a thickness of the one or more absorbent layers, wherein the at least one transmission layer comprises a first transmission layer having a first lateral edge and a second lateral edge that are spaced along the first axis, and wherein both the first and second lateral edges of the transmission layer are positioned on a first side of the second lateral edge of the first absorbent layer along the first axis.
5 more elements
Dependencies are inferred from the claim text.