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US 12,502,316 B2Granted
Dressing comprising a first and a second release layer
AssigneeMölnlycke Health Care AB
InventorsUlf Johannison, Tommy Sundebäck, David Valham, Tina Westerberg, Lena Jacobsson
Life of this patent
Estimating the term…
Abstract
A dressing includes a backing layer, an adhesive skin contact layer, and a first release liner. The adhesive skin contact layer has a central portion and an edge portion surrounding the central portion. The first release liner is configured to be releasably attached to at least the central portion of the adhesive skin contact layer. The dressing further includes a second release liner arranged between the first release liner and at least part of the edge portion of the adhesive skin contact layer.
Claims19
A dressing comprising:
- a backing layer;
- an adhesive skin contact layer having a skin-facing side;
- and
- a first release liner having a top surface, wherein said adhesive skin contact layer comprises a central portion and an edge portion surrounding said central portion, wherein said first release liner is configured to be releasably attached to at least said central portion of said adhesive skin contact layer, characterized in that said dressing comprises a second release liner having a skin-facing surface and an outwardly facing surface opposite the skin-facing surface, wherein the second release liner is arranged between said first release liner and at least a part of said edge portion of said adhesive skin contact layer so that said skin-facing surface of the second release liner faces the first release liner and the outwardly facing surface of the second release liner faces the at least a part of said edge portion of said adhesive skin contact layer, wherein said top surface of said first release liner overlies and contacts said central portion of said adhesive skin contact layer, wherein said second release liner overlies and contacts said adhesive skin contact layer in said at least a part of said edge portion of said adhesive skin contact layer, wherein said second release liner spaces said first release liner from said adhesive skin contact layer in said at least a part of said edge portion of said adhesive skin contact layer, and wherein both the first and second release liners are positioned on the skin-facing side of the adhesive skin contact layer.
1 more element
A process for manufacturing a dressing comprising a first and a second release liner;
- said process comprising:
- providing a dressing comprising a backing layer and an adhesive skin contact layer, wherein said adhesive skin contact layer comprises a central portion and an edge portion surrounding said central portion, wherein the adhesive skin contact layer has a skin-facing side,
- applying a second release liner to at least a part of the edge portion of said adhesive skin contact layer, wherein the second release liner has a skin-facing surface and an outwardly facing surface opposite the skin-facing surface, and
- applying a first release liner to said central portion of said adhesive skin contact layer of said dressing, said first release liner having a top surface, wherein said second release liner is arranged between said edge portion of said adhesive skin contact layer and said first release liner so that said skin-facing surface of the second release liner faces the first release liner and the outwardly facing surface of the second release liner faces at least a part of said edge portion of said adhesive skin contact layer, wherein said top surface of said first release liner overlies and contacts said central portion of said adhesive skin contact layer, wherein said second release liner overlies and contacts said adhesive skin contact layer in said at least a part of said edge portion of said adhesive skin contact layer, wherein said second release liner spaces said first release liner from said adhesive skin contact layer in said at least a part of said edge portion of said adhesive skin contact layer, and wherein both the first and second release liners are positioned on the skin-facing side of the adhesive skin contact layer.
1 more element
Dependencies are inferred from the claim text.