Patent ID: 11957547
Assignee: MöLNLYCKE HEALTH CARE AB
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A medical dressing for application to a contoured surface of a human body, said dressing having a central portion and a surrounding border portion and a lateral (x) direction and a longitudinal (y) direction; wherein said dressing comprises:—a backing layer,—an adhesive body contact layer, and—a multi-layered pad comprising at least a first layer that has a higher affinity for liquid than a second layer, and a third layer comprising a polyurethane foam, wherein the multi-layered pad is arranged between said backing layer and said adhesive body contact layer to collectively define the central portion, wherein said backing layer and said adhesive body contact layer extend beyond a periphery of said pad to define said surrounding border portion along the periphery of the pad; wherein said adhesive body contact layer comprises a film covered by an adhesive layer, the adhesive body contact layer further comprising a plurality of perforations extending through the adhesive body contact layer for aiding absorption of liquid into said pad; wherein said second layer of said pad comprises a nonwoven material and said second layer is positioned between the first layer and the third layer; said pad being symmetric about a longitudinal center line and comprising a first lobed portion on one side of said longitudinal center line and a second lobed portion on the other side of said longitudinal center line; wherein said central portion has a tensile strength at 25% elongation in the longitudinal (y) direction that is at least 4 times higher than the tensile strength at 25% elongation in the lateral (x) direction, such that the central portion is stiffer in the longitudinal (y) direction and is more stretchable in the lateral (x) direction.