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US 2021/0267809 A1Published application
Release liner with edge protection
OwnerJonathan G. REHBEIN, Matthew Francis CAVANAUGH, IIinventors
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OwnerJonathan G. REHBEIN, Matthew Francis CAVANAUGH, IIinventors
Estimating the term…
A cover for sealing a tissue site may include a shell having a first side, a second side, and an edge between the first side and the second side; an adhesive disposed on the first side; and a release liner adjacent to the adhesive. The release liner may comprise a flap folded over at least a portion of the edge of the shell. The flap may be configured to prevent the adhesive from migrating past the portion of the edge of the shell. In some examples, the shell, the adhesive, and the release liner can be folded, and the flap can be at least partially disposed between a first portion and a second portion of the second side of the shell. The cover may additionally comprise a sealing layer with apertures disposed between the adhesive and the release liner in some embodiments.
A cover for sealing a tissue site, the cover comprising:
The cover of any preceding claim, wherein the shell comprises a polymer that is impermeable to liquid.
The cover of any preceding claim, wherein the shell comprises a polymer that is impermeable to liquid and permeable to water vapor.
The cover of any preceding claim, wherein the shell comprises a polymer having a moisture-vapor transfer rate of at least 250 grams per square meter per twenty-four hours.
The cover of any preceding claim, wherein the shell comprises a polymer having a moisture-vapor transfer rate in a range of about 250-5000 grams per square meter per twenty-four hours.
The cover of any preceding claim, wherein the shell comprises a polymer that is elastomeric.
The cover of any preceding claim, wherein the shell comprises polyurethane.
The cover of any preceding claim, wherein the adhesive is an acrylic adhesive.
The cover of any preceding claim, wherein the adhesive is an acrylic adhesive having a coating weight in a range of about 25-65 grams per square meter.
The cover of any preceding claim, further comprising a sealing layer with apertures disposed between the adhesive and the release liner.
A dressing for treating a tissue site with negative pressure, the dressing comprising:
The systems, apparatuses, and methods substantially as described herein.
Dependencies are inferred from the claim text.