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The development of two mobile gait rehabilitation systems.
1Department of Electrical Engineering and Computer Science, Korea Advanced Institute of Science and Technology, Daejon 305-701, Korea. neoworld@kaist.ac.kr
Summary
This study introduces two mobile robotic systems for gait rehabilitation, enhancing patient mobility and quality of life. These systems utilize neural network control for effective body weight support (BWS) during walking therapy.
Area of Science:
- Robotics
- Biomedical Engineering
- Rehabilitation Science
Background:
- Improving quality of life for bed-ridden or wheelchair-confined individuals through enhanced mobility.
- Limitations of current external body weight support (BWS) systems in gait rehabilitation robots.
- Need for mobile BWS mechanisms in dynamic environments for effective gait training.
Purpose of the Study:
- To develop and compare two novel mobile robotic systems for gait rehabilitation.
- To investigate patient path following and constant BWS in dynamic environments.
- To evaluate the effectiveness of neural network-based control for BWS systems.
Main Methods:
- Development of two mobile gait rehabilitation robot types: mobile manipulator and mobile vehicle.
- Implementation of a neural network control algorithm to manage dynamic interactions and disturbances.
- Construction and comparison of both electrical and pneumatic BWS mechanisms.
Main Results:
- Successful development and comparison of mobile manipulator and mobile vehicle gait rehabilitation systems.
- Demonstration of neural network control's efficacy in compensating for system dynamics and user disturbances.
- Experimental validation of electrical and pneumatic BWS systems for gait rehabilitation.
Conclusions:
- Mobile robotic systems offer enhanced gait rehabilitation by providing dynamic body weight support.
- Neural network control is effective in managing complex interactions within mobile gait rehabilitation robots.
- Both electrical and pneumatic BWS mechanisms show potential for maximizing therapeutic outcomes in gait training.

