Fig. 1From: Effects of a powered ankle-foot orthosis on perturbed standing balanceExperimental setup and perturbation profile. a Overview of the setup. In addition to the shown hardware, EMG sensors were placed on the lower legs. b The reference perturbation force profile of the Pusher and all generated perturbation forces (real) for a representative subject. There is little variation in the generated perturbation forcesBack to article page