Patent ID: 7959624
Filing Date: 2011-06-14
Classification: A61F,A61M

Abstract:
1. Device for treating wounds of a human or animal patient using a vacuum and comprising: an air-tight wound-covering element, which, when placed in contact with the body of the patient, forms a wound space between the respective wound and the wound-covering element, at least one connecting site, which is in contact with the wound space and over which the air in the wound space can be evacuated, and at least one two-dimensional absorption body, which is to be disposed in the wound space underneath the wound covering element, the improvement wherein the absorption body is at least one layer of a textile section, which is enclosed in an envelope and interspersed with super-absorbing particles, the envelope being liquid permeable and having pores, the size of which essentially does not exceed that of the super-absorbing particles, the envelope comprising a peripheral overhang which extends along the entire periphery of the envelope, the absorption body, which is to be inserted in the wound space, has an initial volume (V in plan view, the layer has an area, which is 3% to 90% smaller than that of the envelope when placed flat.