Wound dressing for treating injury to nasal passages
AssigneeFerris Pharmaceuticals Inc.
InventorsRobert W. Sessions, Richard A. Rodzen
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Abstract
Wound dressing for a nasal cavity comprising a flexible, porous polyurethane-based foam comprising a liquid-absorbing component, wherein the dressing is provided in a in a shape acceptable for insertion into a nasal cavity, e.g., cylindrical, conical or frustro-conical shape.
Claims16
A wound dressing comprising a flexible, uniformly porous polyurethane-based foam comprising a liquid-absorbing component, wherein the dressing is provided in a substantially cylindrical, conical or frustro-conical shape, and the liquid-absorbing component comprises a polymer selected from the group consisting of starch grafted copolymers of acrylate salts, starch grafted copolymers of acrylamide salts, poly-2-propenoic acid, and combinations thereof.
A wound dressing comprising a flexible, low-swelling, uniformly porous polyurethane-based foam comprising a liquid-absorbing component, wherein the dressing is provided in a shape acceptable for insertion into a nasal cavity, and the liquid-absorbing component comprises a polymer selected from the group consisting of starch grafted copolymers of acrylate salts starch grafted copolymers of acrylamide salts, poly-2-propenoic acid, and combinations thereof.
Dependencies are inferred from the claim text.