Wound dressing
AssigneeSpenco Medical Corporation
InventorWayman R. Spence
Life of this patent
Estimating the term…
Abstract
Wound dressings having a water absorbent graft copolymer and water mixture are provided for direct application to the wound. The dressings may also be packaged in porous bags which may be directly applied to the wound. Additional components in the wound dressing may include local anesthetics, hormonal compounds, enzymes, antibacterial agents, antifungal agents or silicone compounds.
Claims24
A method for treating a secreting skin wound comprising applying to the wound a gel mixture comprising a water absorbent graft copolymer and water.
A method for treating a secreting skin wound comprising applying in intimate contact with the wound a gel mixture comprising a water absorbent graft copolymer and water wherein water is present in an amount of from about 10% to about 50% of the graft copolymer's water absorbency.
A gel wound dressing comprising:
- (a) a water absorbent hydrolyzed starch-polyacrylonitrile graft copolymer;
- (b) water in an amount from about 10% to about 50% of the graft copolymer's water absorbency.
A bandage for direct application to a skin wound comprising:
- (a) a gel mixture comprising a water absorbent graft copolymer and water;
- and
- (b) a bag containing said mixture, which bag is nontoxic, porous and water and blood permeable.
Dependencies are inferred from the claim text.