A 2PRP-2PPR Planar Parallel Manipulator for the Purpose of Lower Limb Rehabilitation

Author(s):  
Jayant Kumar Mohanta ◽  
Santhakumar Mohan ◽  
Sharad K. Pradhan ◽  
Burkhard Corves
2013 ◽  
Vol 459 ◽  
pp. 535-542 ◽  
Author(s):  
Rogério Sales Gonçalves ◽  
João Carlos Mendes Carvalho ◽  
Lucas Antonio Oliveira Rodrigues ◽  
André Marques Barbosa

The development of robotic devices to apply in the rehabilitation process of human lower limbs is justified by the large number of people with lower limb problems due to stroke and/or accidents. Thus, this paper presents a cable-driven parallel manipulator for lower limb rehabilitation which is composed by a fixed base and a mobile platform that can be connected to one cable at most six and can performing the movement of human gait and the individual movements of the hip, the knee and the ankle. This paper starts with a study of the basic movements of the lower limb. Then the kinetostatic and force analysis were presented. The graphical simulation and experimental tests of the cable-driven parallel structure for lower limb rehabilitation movements are presented showing the viability of the proposed structure.


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.


2021 ◽  
Vol 92 ◽  
pp. 107103
Author(s):  
José Saúl Muñoz-Reina ◽  
Miguel Gabriel Villarreal-Cervantes ◽  
Leonel Germán Corona-Ramírez

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