DEVICE AND METHOD FOR WOUND THERAPY
First Claim
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1. A wound therapy device, comprising:
- a housing configured to cover at least a portion of a wound;
a vacuum source in fluid communication with the housing;
a liquid collector positioned inside of the housing and in operable communication with the wound, wherein said liquid collector is configured to retain wound exudate while simultaneously communicating negative pressure generated by the vacuum source to the wound.
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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
58 Claims
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1. A wound therapy device, comprising:
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a housing configured to cover at least a portion of a wound; a vacuum source in fluid communication with the housing; a liquid collector positioned inside of the housing and in operable communication with the wound, wherein said liquid collector is configured to retain wound exudate while simultaneously communicating negative pressure generated by the vacuum source to the wound. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48)
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49. A wound therapy device, comprising:
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a housing to cover at least a portion of a wound site; a vacuum source in fluid communication with the housing; a porous liquid collector positioned within the housing and in communication with the wound site, the liquid collector defining a plurality of passages, wherein said liquid collector is configured to retain wound exudate while simultaneously communicating negative pressure generated by the vacuum source to the wound site through the liquid collector passages; a liquid barrier positioned between the liquid collector and the vacuum source; a wound interface positioned between the wound site and the liquid collector; and a seal for sealing the housing to skin around the wound site. - View Dependent Claims (50, 51, 52, 53, 54, 55)
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56. A wound therapy device, comprising:
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a housing to cover at least a portion of a wound site; a vacuum source in fluid communication with the housing; a porous liquid collector positioned within the housing and in communication with the wound site, the liquid collector defining a plurality of passages, wherein said liquid collector is configured to retain wound exudate while simultaneously communicating negative pressure generated by the vacuum source to the wound site through the liquid collector passages; a liquid barrier positioned between the liquid collector and the vacuum source; a vacuum disperser in communication with the liquid collector; a moisture disperser in communication with the liquid collector; a wound interface positioned between the wound site and the liquid collector; a skin protection layer; a seal for sealing the housing to skin around the wound site; and a pressure controller for controlling the pressure within the housing.
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57. A wound therapy device, comprising:
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a vacuum source module comprising a vacuum source capable of generating negative pressure and a pressure controller for controlling the amount of negative pressure; a dressing module comprising; a housing to cover at least a portion of a wound site; a porous liquid collector positioned within the housing and in communication with the wound site, wherein said liquid collector is configured to retain wound exudate while simultaneously communicating negative pressure generated by the vacuum source module to the wound site; a liquid barrier positioned between the liquid collector and the vacuum source module; a seal for sealing the dressing module to a surface around the wound site; and a coupling for maintaining the vacuum source module in communication with the dressing module, said coupling configured to transfer negative pressure generated by the vacuum source module to the dressing module.
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58. A method of assembling a wound therapy device comprising the steps of:
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providing a vacuum source module comprising a vacuum source capable of generating negative pressure and a pressure controller for controlling the amount of negative pressure; providing a dressing module comprising; a housing to cover at least a portion of a wound site; a porous liquid collector positioned within the housing and in communication with the wound site, wherein said liquid collector is configured to retain wound exudate while simultaneously communicating negative pressure generated by the vacuum source module to the wound site; a liquid barrier positioned between the liquid collector and the vacuum source module; a seal for sealing the dressing module to a surface around the wound site; securing the vacuum source module to the dressing module, such that the vacuum source module transfers negative pressure to the dressing module; and attaching the device adjacent a wound site.
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Specification