Patent 7931607 was granted and assigned to Hill-Rom on April, 2011 by the United States Patent and Trademark Office.
A vest apparatus comprises a vest having a rear panel, left rear and right rear air bladders supported by the rear panel, and a controller operable to inflate one of the left rear and right rear air bladders and simultaneously deflate the other of the left rear and right rear air bladders to cause lateral rotation of the patient.