Patent ID: 6077526
Filing Date: 2000-06-20
Classification: A61F

Abstract:
A wound dressing comprising several layers 1, 2 of absorbent material secured together to form the wound dressing, the wound dressing being characterized in that at least one of the absorbent layers 1, 2 is a regulating layer 1, said regulating layer 1 comprising a non-woven fabric of material different than said absorbent layer, said regulating layer being selectively entangled through its depth to create zones of varying density thus to regulate exudate flow from a wound site on one side of the regulating layer 1 to the absorbent layer 2 coupled to the other side, said regulating layer 1 being disposed adjacent the wound site and being more dense on a side facing said wound site than on the inside of said regulating layer 1, whereby to effectively isolate in use the absorbent layer 2 from the wound site and to regulate the absorbency rate of the absorbent layer 2 to ensure in use the wound site remains moist.