a bed having a base , a pedestal oriented between a top side of the base and a patient support deck to facilitate elevational movement of the support deck . the patient support deck includes a seat section which includes a deck plate . a pair of laterally spaced support brackets are provided on the patient support deck . coupling elements are supported on each of the support brackets . separate patient supporting devices are configured to operatively connect to a selected one of the two coupling elements is provided . a guideway is provided on each of the support brackets , the guideway supporting a frame and having a track thereon . a receptacle is mounted on the track and for movement relative to the frame , the receptacle being stowable beneath the deck plate and deployable so that the receptacle is oriented immediately below the perineal edge of the seat section .