Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Web – sheet or filament bases; compositions of bandages; or...
Patent
1991-06-07
1992-05-12
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Web, sheet or filament bases; compositions of bandages; or...
514772, 424448, 424449, A61F 1300
Patent
active
051126184
ABSTRACT:
A wound dressing product is described which includes a flexible backing member that can be vacuum formed to include a depression. A pressure-sensitive adhesive layer extends across the depression side of the flexible backing member. A hydrogel material is positioned in the depression of the flexible backing member and a release liner extends over the exposed pressure-sensitive adhesive layer and the exposed hydrogel material, which release liner has a selective releasability whereby it can be removed from the wound dressing product intact, leaving a portion of the pressure-sensitive adhesive and the hydrogel material exposed.
REFERENCES:
patent: 4478853 (1984-10-01), Chaussee
patent: 4668564 (1987-05-01), Orchard
patent: 4699146 (1987-10-01), Sieverding
patent: 4920158 (1990-04-01), Murray
patent: 5013769 (1991-05-01), Murray
Cartmell James V.
Sturtevant Wayne R.
Valadez Manuel
Wolf Michael L.
Benston William E.
NDM Acquisition Corp.
Page Thurman K.
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