This antidecubitus soft positioning foam mattress with viscoelastic lying surface is applicable for prophylaxis and for decubitus up to stage III according to EPUAP. The aks-viscoplot is a further development of the aks-theraplot. It has a big contact surface of soft and viscoelastic foam and it is particularly suitable for cachectic patients and for pain therapy.The mattress is optionally available with aks-inkoair® cover with all-round zipper. The frame strengthening supports the patient´s mobilization.