Fig. 3From: Automatic application of neural stimulation during wheelchair propulsion after SCI enhances recovery of upright sitting from destabilizing eventsStim Timings for S2. a AP acceleration of a collision event for S2, with stimulation activated during the shaded portion (b) SI angular velocity of a left turn event for S2, with stimulation activated during the shaded portion. Right turns are symmetrical to left turns over the x-axisBack to article page