1. School of Mechanical Engineering, Shenyang Jianzhu University, Shenyang, China
2. Department of Health Management Center, Qilu Hospital, Jinan, China
3. Department of Clinical Medicine, Shenzhen Milebot Robotics Company Ltd., Shenzhen, China
4. Department of Mechanical and Energy Engineering, Shenzhen Key Laboratory of Biomimetic Roboticsand Intelligent Systems, Guangdong Provincial Key Laboratory of Human Augmentation and Rehabilitation Robotics in Universities, Southern University of Science and Technology, Shenzhen, China