Device and method for wound therapy
First Claim
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1. A wound therapy device, comprising:
- a liquid-retaining structure configured to absorb wound exudate from a wound site, the liquid-retaining structure comprising superabsorber material;
a porous foam structure positioned over the liquid-retaining structure;
a flexible wound cover positioned over the liquid-retaining structure and the porous foam structure;
a vacuum connection configured to connect the flexible wound cover with a vacuum source, wherein the vacuum connection is in gaseous communication with the liquid-retaining structure through the porous foam structure; and
a wound interface positioned beneath the liquid-retaining structure configured to contact the wound site;
wherein the liquid-retaining structure is configured to absorb wound exudate while simultaneously communicating negative pressure generated by the vacuum source to the wound site.
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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.
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Citations
11 Claims
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1. A wound therapy device, comprising:
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a liquid-retaining structure configured to absorb wound exudate from a wound site, the liquid-retaining structure comprising superabsorber material; a porous foam structure positioned over the liquid-retaining structure; a flexible wound cover positioned over the liquid-retaining structure and the porous foam structure; a vacuum connection configured to connect the flexible wound cover with a vacuum source, wherein the vacuum connection is in gaseous communication with the liquid-retaining structure through the porous foam structure; and a wound interface positioned beneath the liquid-retaining structure configured to contact the wound site; wherein the liquid-retaining structure is configured to absorb wound exudate while simultaneously communicating negative pressure generated by the vacuum source to the wound site. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification