abstract |
The invention relates to a device for negative pressure therapy of wounds comprising, (a) a covering material for the airtight sealing of a wound space; (b) optionally, means for connecting a vacuum source; and (c) a wound dressing containing an open-celled polyurethane foam, wherein the open-cell polyurethane foam has specific properties, in particular a tensile strength after storage in bovine serum for three days, measured according to DIN 53571 , between 80 kPa and 300 kPa. Furthermore, the invention relates to the use of such an open-cell polyurethane foam for use as a wound dressing in the negative pressure therapy of wounds. |