Surgery – Means and methods for collecting body fluids or waste material – Absorbent pad for external or internal application and...
Patent
1985-07-31
1987-05-12
Yasko, John D.
Surgery
Means and methods for collecting body fluids or waste material
Absorbent pad for external or internal application and...
128156, A61F 1316
Patent
active
046646620
ABSTRACT:
An absorbent, non-adherent wound dressing suitable for use in deep and cavernous wounds is described. The dressing comprises an absorbent material in the form of individual pieces of a conformable, resilient, absorbent hydrophilic foam retained within a porous bag formed from a perforated polymeric film. In a preferred form the foam is a hydrophilic polyurethane foam and the perforated polymeric film is a contoured net of a thermoplastic elastomeric polymer. A non-woven fabric may be additionally present between the perforated polymeric film and the pieces of foam. The dressings can absorb large volumes of wound exudate without adhering to the wound.
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patent: 3994298 (1976-11-01), Des Marais
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patent: 4475911 (1984-10-01), Gellert
patent: 4519798 (1985-05-01), Dinius
patent: 4543098 (1985-09-01), Wolfe et al.
Smith and Nephew Associated Companies plc
Yasko John D.
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