Patent ID: 7252832
Filing Date: 2007-08-07
Classification: A61F,A61L

Abstract:
1. A felt for repairing cartilage, ligament, or tendon soft tissue defects, comprising: a. a membranous collagen substrate; and b. a bioresorbable material felted onto said collagen substrate; wherein the bioresorbable material is selected from a synthetic polymer, a natural polymer, a polysaccharide, or combinations thereof; further wherein the synthetic polymer is selected from the group consisting of: polymers and co-polymers of glycolic acid, L-lactic acid, D-lactic acid, urethane urea, trimethylene carbonate, dioxanone, caprolactone, hydroxybutyrate, orthoesters, orthocarbonates, aminocarbonates, and physical combinations thereof; the natural polymer is selected from the group consisting of: elastin, silk, fibrin, fibrinogen, and mixtures thereof; and the polysaccharide is selected from the group consisting of: hyaluronic acid, chitin, chitosan, alginate, carboxymethylcellulose, and mixtures thereof.