Force field control for the three-dimensional gait adaptation using a lower limb rehabilitation robot

Author(s):  
Di Shi ◽  
Wuxiang Zhang ◽  
Wei Zhang ◽  
Xilun Ding
2014 ◽  
Vol 602-605 ◽  
pp. 848-852
Author(s):  
Wen Long Wang ◽  
Ji Rong Wang

This paper describes the design of the gait mechanism of pedal lower limb rehabilitation robot based on people’s heel movement trajectory curve in the normal walking. It is established the kinematics mathematical model of a pedal lower limbs rehabilitation robot and the simplified three-dimensional model with Pro/e software, then it is simulated kinematics using ADAMS software. The simulation result is shown that this pedal lower limbs rehabilitation robot can achieve the expected rehabilitation exercise and run smoothly. Kinematics analysis and simulation of pedal rehabilitation robot is provided the necessary theoretical basis and parameters for the study of lower limb rehabilitation machinery.


Author(s):  
Jingang Jiang ◽  
Xuefeng Ma ◽  
Biao Huo ◽  
Xiaoyang Yu ◽  
Xiaowei Guo ◽  
...  

2014 ◽  
Vol 672-674 ◽  
pp. 1770-1773 ◽  
Author(s):  
Fu Cheng Cao ◽  
Li Min Du

Aimed at improving the dynamic response of the lower limb for patients, an impedance control method based on sliding mode was presented to implement an active rehabilitation. Impedance control can achieve a target-reaching training without the help of a therapist and sliding mode control has a robustness to system uncertainty and vary limb strength. Simulations demonstrate the efficacy of the proposed method for lower limb rehabilitation.


2017 ◽  
Vol 11 (1) ◽  
pp. 97-108 ◽  
Author(s):  
Vahab Khoshdel ◽  
Alireza Akbarzadeh ◽  
Nadia Naghavi ◽  
Ali Sharifnezhad ◽  
Mahdi Souzanchi-Kashani

2013 ◽  
Vol 310 ◽  
pp. 444-447 ◽  
Author(s):  
Yue Wen Li ◽  
Lin Yong Shen

The acquisition of the patients’ active force is the key process to realize the active rehabilitation function of lower limb rehabilitation robot. This paper analyzes the relationship of human-machine coupling force and patients’ active force, based on what put forward a proposal to acquire the active force .A sensor is designed to detect the human-machine coupling force and a stress analysis is carried on based on the actual usage of the sensor. The scheme of the stress foil arrangement and bridge circuit design are discussed in the paper. And a FEA is also carried out to analyze the strain situation of the elastomer.


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