Fig. 1From: Virtual reality-based action observation facilitates the acquisition of body-powered prosthetic control skillsBody-powered (BP) prosthetic simulator. a. The BP prosthetic simulator consists of a hand hook, rod, socket, cable, and harness. b. The simulator was worn on the left upper limb. The simulator was controlled by a cable connected to a figure-8-shaped shoulder harness. c, d. The simulator is a voluntary-opening BP prosthesis. The hand hook opens with left shoulder flexion and scapular abduction and closes with left shoulder extension and scapular adductionBack to article page