Reduced pressure apparatuses and methods
AssigneeSmith & Nephew, Inc.
InventorsBen Alan Askem, John Philip Gowans, Allan Kenneth Frazer Grugeon Hunt
Life of this patent
Estimating the term…
Abstract
Disclosed embodiments relate to apparatuses for wound treatment. In certain embodiments, a negative pressure wound therapy apparatus includes one or more electronic components configured to be incorporated into layers of the wound dressing or integrated on top of the wound dressing. In some embodiments, a negative pressure source is incorporated into the wound dressing. The negative pressure source can be sealed between two moisture vapor permeable cover layers or enclosed in a moisture vapor permeable pouch, and may be received in a recess of an absorbent layer or spacer layer of a wound dressing apparatus.
Claims10
A wound dressing apparatus comprising an integral source of negative pressure for use in topical negative pressure therapy, said apparatus comprising:
- a wound contact layer;
- a spacer layer;
- an absorbent layer;
- one or more cover layers;
- and
- a pump and electronics package enclosed in a sealed pouch, wherein the absorbent layer includes a recess or space to receive the pump and electronics package and wherein the pump and electronics package includes the pump, electronics and a power source;
- wherein the sealed pouch comprises a first cover layer of the one or more cover layers positioned between the spacer layer and the pump and electronics package;
- and
- wherein a second cover layer of the one or more cover layers is positioned above the absorbent layer, wherein the second cover layer is sealed at its perimeter to a perimeter of the wound contact layer.
Dependencies are inferred from the claim text.