The Dyna-Form® Mercury Advance Bari Alternating Cushion is a dynamic replacement seating system, combined with the benefits of modern foam technology. It is specifically designed for patients considered to be at Very High Risk of pressure ulcer development. Offering high levels of patient comfort, this unique system has the facility to ‘step up’ to that of a dynamic cushion when clinically required. Similarly, the cushion function can be ‘stepped down’ as the patient’s condition improves.