7.4. Other devicesThe REX (REX Bionics, New Zealand) is the first commercially available wearable exoskeleton to achieve self-balancing, freeing the user from the need for upper limb support during ambulation. This new feature may hold unique promise in early stroke rehabilitation by providing a stable base for trunk strengthening and balance training, without the need for additional staff,although clinical studies have not yet been reported in this population.