Patent ID: 9452247
Filing Date: 2016-09-27
CPC Classification: A61F,A61M

Claim Text:
1. A device for negative pressure wound therapy comprising, (a) a cover material for air-tight sealing of the wound and the wound surroundings; (b) a means suitable for the generation of a negative pressure in the wound area; and (c) an open-cell foam on the basis of a cross-linked polyorganosiloxane as a wound dressing, wherein the foam (c) has an air permeability of 1,000 to 8,000 l/(m whereby the foam (c) is obtained by the reaction of a curable mixture containing the components (i) a first polyorganosiloxane containing one or more groups with a C (ii) a second polyorganosiloxane containing one or more Si—H groups, (iii) a foaming agent containing one or more OH groups, and (iv) an organometallic catalyst.