Medical dressings and negative pressure therapy using the apparatus of the dressing

The present invention relates to a medical dressing and the negative pressure therapy using the apparatus of the dressing, the medical dressing comprises a first fabric layer comprising fibers or yarns formed of polyurethane; a second fabric layer comprising fibers formed from a polyurethane or yarns; and a plurality of linear support portions, in which the junction between the first woven fabric layer and second fabric layer.