Device and method for wound therapy
First Claim
Patent Images
1. A wound dressing comprising:
- a wound interface layer;
a flexible wound cover configured to cover at least a portion of a wound;
a first region comprising an absorbent layer positioned between the flexible wound cover and the wound interface layer;
a second region comprising a source of negative pressure positioned over the wound interface layer and configured to deliver a reduced pressure to the wound; and
a liquid barrier configured to prevent liquid from reaching the source of negative pressure;
wherein the first region and the second region are positioned over the wound interface layer with the second region offset from the first region; and
wherein the flexible wound cover covers at least the first region.
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Abstract
A wound therapy device is disclosed. The wound therapy device may include a housing for covering at least a portion of a wound and for sealing to a body surface of a patient. The housing may also include a liquid collector for retaining liquid therein and a vacuum connection for coupling to a vacuum source. The vacuum connection may be in gaseous communication with the liquid collector. The vacuum connection may be separated from the liquid collector by a liquid barrier.
175 Citations
16 Claims
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1. A wound dressing comprising:
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a wound interface layer; a flexible wound cover configured to cover at least a portion of a wound; a first region comprising an absorbent layer positioned between the flexible wound cover and the wound interface layer; a second region comprising a source of negative pressure positioned over the wound interface layer and configured to deliver a reduced pressure to the wound; and a liquid barrier configured to prevent liquid from reaching the source of negative pressure; wherein the first region and the second region are positioned over the wound interface layer with the second region offset from the first region; and wherein the flexible wound cover covers at least the first region. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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Specification