Universal haptic drive system (CA)

Abstract

A universal haptic drive system for arm and wrist rehabilitation is described comprising a hand accessory and a vertical handle for carrying the hand accessory, the vertical handle being movable in a transversal plane. It furthermore comprises a haptic actuator system for applying a force to the vertical handle. The vertical handle comprises a universal joint with locking ability. When the universal joint is unlocked, it enables movements for wrist rehabilitation, and when it is locked it causes a stiff substantially vertical handle enabling movements for arm rehabilitation.