Patent ID: 9199012
Filing Date: 2015-12-01
Classification: A61F,A61M

Abstract:
1. A vacuum wound therapy dressing comprising: a backing layer comprising a flexible polymeric membrane, the backing layer including an inner wound facing side, an outer side opposite the wound facing side, and an aperture extending through the backing layer; an adhesive disposed on the inner wound facing side of the backing layer, the adhesive adapted to affix the backing layer over a wound and provide a substantially fluid-tight seal around a perimeter of the wound; a reinforcement layer in contact with the backing layer and disposed on the inner wound facing side of the backing layer; an absorbent filler including an inner wound facing side, wherein the absorbent filler is configured to be in fluid communication with the reinforcement layer and configured to collect exudate removed from the wound; and a perforated wound contact layer configured to be in direct contact with the wound, wherein the absorbent filler is positioned over the wound contact layer; and a vacuum port configured to fluidically connect a vacuum system to the dressing, wherein the vacuum port is configured to provide a fluid passage for fluid coupling between a vacuum tube and the wound, wherein the vacuum port comprises: a filter screen positioned underneath the vacuum port, the filter screen configured to prevent migration of particles into the vacuum port.