Patent ID: 6726279
Filing Date: 2004-04-27
Classification: A61G

Abstract:
A chair for supporting a patient above a floor, the chair comprisinga base frame including a staging frame and a lower frame, the staging frame being mounted for vertical movement relative to the lower frame, an intermediate frame coupled to the base frame for pivoting movement relative to the base frame about a generally horizontal transverse axis, an articulated patient support mounted to the intermediate frame, the patient support including longitudinally spaced back, seat, and leg sections mounted to the intermediate frame for movement relative to one another and relative to the intermediate frame, the back, seat and leg sections being movable relative to the base frame about the horizontal transverse axis, a leg extension mechanism coupled to the leg section and to at least one of the seat section and the intermediate frame, and a hydraulic system including a first hydraulic cylinder actuating vertical movement of the staging frame relative to the lower frame, a second hydraulic cylinder actuating movement of the leg section relative to the seat section, and a pump actuating both the first and second hydraulic cylinders, the second hydraulic cylinder being coupled to the leg extension mechanism.