(Thanks to Hazel and Israel21c) Israel’s Amit Goffer invented ReWalk to help paraplegics to walk. But Amit is a quadriplegic and cannot use ReWalk. So he has invented the UPnRIDE, which allows almost every wheelchair user to stand upright – even on sloping ground.
http://www.israel21c.org/headlines/looks-like-a-segway-acts-like-a-wheelchair/