Patent ID: 8108957
Filing Date: 2012-02-07
Classification: A61G,A61H,G16H,G16Z

Abstract:
1. A patient support surface comprising: a cover having a support surface, a first side substantially perpendicular to the support surface and a second side spaced from the first side, the second side being substantially perpendicular to the support surface, the cover defining an enclosed interior region, the interior region comprising a layer of three dimensional material including a network of thermoplastic fibers; an air circulation device disposed adjacent the layer of three dimensional material configured to direct air through the three-dimensional material; by causing the air to enter the interior region at the first side of the cover, flow through the interior region, and exit the interior region at the second side of the cover, at least one of a percussion device and a vibration device, and a plurality of support pieces arranged adjacent a perimeter of the patient support surface, each piece comprising a wall, and at least one of the pieces defining a space in the wall to support the air circulation device.