'Robo legs' help stroke victim to walk
25 September 2011 Last updated at 06:50 BST
Scientists in the Netherlands are using robotic legs to try to improve the movement of stroke patients.
The prototype device is called the Lower-extremity Powered ExoSkeleton, or LOPES, and works by training the body and mind of a patient to recover a more natural step.
Neil Bowdler reports.