Evaluation of the Effectiveness and Safety of AI-Robotics

5 days. Using their own control method, each morning using AiLegs, AiWalker AiWalker and HKAFO for 6 minutes walk test, three kinds of appliance between at least 30 minutes to determine heart rate, blood pressure and breathing back to quiet level. Repeat the same procedure in the afternoon ，the order is also random. Each participant will complete 10 groups of lower limb exoskeleton rehabilitation Training robot (including AiLegs, AiWalker two models) and HKAFO 6 minutes walking test