QDC-303 is designed for the treatment and prevention of pressure sore stage l in short-term and domicillary theraples. The mattress in PVC is composed of 130 7cm-high bubblecells, particularly comfortable, it is fixed to the bed by extra flaps on both top and bottomside. Very easy to install, maintain and use thanks to the possibility of adjust comfortrange. The pump can be hung to the end of the bed by means of two hooks.