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US 4,904,469 AGranted
Therapeutic agents for enzymatic wound cleaning
AssigneeRohm GmbH Chemische Fabrik
InventorsHans-Ulrich Petereit, Gerhard Zeiss
Life of this patent
Estimating the term…
Abstract
The invention relates to a wound covering made from a polysaccharide base, particularly cellulose, which is formed as a fabric, which has a high absorbency due to its sponge-like structure and contains non-immobilized enzymes for wound therapy.
Claims13
A wound covering for topical skin treatment, consisting essentially of
- (i) a sponge-like carrier consisting essentially of cellulose polysaccharide, and
- (ii) an enzymatically effective amount of at least one enzyme in contact with said polysaccharide, wherein said wound covering has an absorbency of 1,500 to 3,000% by weight of water, relative to the dry mass of said cellulose polysaccharide.
Dependencies are inferred from the claim text.