Designed for wheelchair users who are at high
risk of tissue breakdown, the Evolution PSV
Wave is an adjustable skin-protection seat
cushion with a solid positioning base and is
available in three styles (Contoured Positioning
Wedge, Lateral Positioning base or Contoured
Positioning Base). The cushion has an Air-Foam
Floatation construction, a Pressure Setting
Valve (PSV) and a base composed of closed-cell
foam. Seat widths are available from 12″ to 24″,
with depths from 14″ to 20″. Choose a mesh
or an incontinence-style cover. The Evolution
Wave is also available in a standard valve