Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Web – sheet or filament bases; compositions of bandages; or...
Patent
1988-03-28
1989-02-07
Lesmes, George F.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Web, sheet or filament bases; compositions of bandages; or...
424443, 128155, 128156, A61K 970
Patent
active
048030783
ABSTRACT:
A wound dressing is provided comprising a layer of chitin affixed to a layer of porous, expanded polytetrafluoroethylene (PTFE). The chitin may be laminated to the PTFE or it may penetrate into and be impregnated in the porous PTFE layer. The composite preferably has a pressure sensitive adhesive applied in a dot pattern on its surface to enable application and securing of the dressing over a wound.
REFERENCES:
patent: 4373519 (1983-02-01), Orrede et al.
patent: 4664105 (1987-05-01), Dautzenberg et al.
Horne L. R.
Japan Gore-Tex Inc.
Lesmes George F.
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