Fig. 1From: Effects of virtual reality-based planar motion exercises on upper extremity function, range of motion, and health-related quality of life: a multicenter, single-blinded, randomized, controlled pilot studyHardware of the Smart Board. The board and forearm-supported controller. Three linear guides with an H-shape configuration enable two-dimensional planar motion of the handlebar, which is attached to the horizontal linear guideBack to article page