ANTIOXIDANT WOUND DRESSING MATERIALS

摘要

A wound dressing material comprising a solid bioabsorbable substrate dyed wi th an antioxidant dyestuff. The substrate may comprise collagen, chitosan or oxidized regenerated cellulose, and the dyestuff may for example be an anili ne or acridine dye. The material preferably also comprises a silver salt, where by the dyestuff stabilizes the silver salt. Also provided are methods of making such materials, and wound dressings comprising such materials.