Patent ID: 6270794
Filing Date: 2001-08-07
Classification: A61L,Y10S

Abstract:
An absorbent wound filler composition having an absorbence capacity of at least 300% based on initial weight of said wound filler which consists essentially of:(a) from about 25% to 75% by weight of a polymeric matrix wherein said matrix consists of(i) from about 15% to 75% by weight of one or more styrene radial or styrene-butadiene-styrene or styrene-isoprene-styrene block copolymers;(ii) from about 5% to 40% by weight of one or more ployisobutylenes; and(iii) from about 5% to 40% by weight of mineral oil; and(b) from about 25% to 75% by weight of absorbing powders dispersed within said matrix wherein said absorbing powders consist of(i) from about 10% to 100% by weight of sodium calcium alginates;(ii) from about 0% to 80% by weight of cross-linked sodium carboxymethylcellulose;(iii) from about 0% to 80% by weight of absorbent polyacrylates; and(iv) from about 0% to 20% by weight of water soluble hydrocolloids.