Clinical, Functional and Kinematic Correlations using the Virtual Reality System Toyra® as Upper Limb Rehabilitation Tool in People with Spinal Cord Injury

2021 ◽  
Vol 11 (6) ◽  
pp. 2476
Author(s):  
Álvaro Gutiérrez ◽  
Nicola Farella ◽  
Ángel Gil-Agudo ◽  
Ana de los Reyes Guzmán

Cervical spinal cord injury is damage to the spinal cord that causes temporary or permanent changes in body functions below the site of the injury. In particular, the impairment of the upper limbs limits the patient’s autonomy in the execution of activities of daily living. This paper illustrates the use of a low-cost robot with a virtual reality platform for upper limb rehabilitation of cervical spinal cord injury patients. Vibration and pressure haptic feedback sensations are provided thanks to a custom-made thimble feedback device. The virtual reality platform consists of three different virtual rehabilitation games developed in Unity. They provide the user with the opportunity to interact with the virtual scene using free hands thanks to the data collected by a hand tracking system. During the therapy session, quantitative data about the motor performance are collected. Each virtual reality environment can be modified in settings according to the patients’ needs. A proof of concept was performed with both healthy subjects and spinal cord injured patients to evaluate the platform and its usability. The data saved during the sessions are analyzed to validate the importance of haptic feedback and stored both for patients and therapists to control the performance and the recovery process.


Spinal Cord ◽  
2012 ◽  
Vol 50 (10) ◽  
pp. 766-771 ◽  
Author(s):  
M Grangeon ◽  
P Revol ◽  
A Guillot ◽  
G Rode ◽  
C Collet

Author(s):  
Iris Dimbwadyo-Terrer ◽  
Ana de los Reyes-Guzmán ◽  
Alberto Bernal-Sahún ◽  
Patricia López-Monteagudo ◽  
Fernando Trincado-Alonso ◽  
...  

2020 ◽  
Vol 10 (3) ◽  
pp. 963 ◽  
Author(s):  
Álvaro Gutiérrez ◽  
Delia Sepúlveda-Muñoz ◽  
Ángel Gil-Agudo ◽  
Ana de los Reyes Guzmán

Cervical Spinal Cord injury (SCI) is a neurological disease that produces, as a consequence, impairments of the upper limb function. This paper illustrates a virtual reality platform based on three serious games for upper limb rehabilitation with electromyography monitoring, providing force feedback to the patient. In the rehabilitation process proposed, haptic feedback was provided to the patients to strength the arm muscles by means of the Novint Falcon device. This end-effector device was used to manipulate the serious games. During the therapy performance, the system recorded electromyography signals from the patient’s arm muscles, which may be used to monitor muscle contraction. The work presented a virtual reality system developed for spinal cord-injured patients. Each virtual reality environment could be modified in strength and duration according to the patients’ needs and was implemented for recording quantitative data about the motor performance. The platform was validated as a proof of concept in cervical spinal cord-injured patients. Results showed that this rehabilitation platform could be used for obtaining objective information in relation to motor control characteristics.


Author(s):  
Edmund F. Hodkin ◽  
Yuming Lei ◽  
Jonathan Humby ◽  
Isabel S. Glover ◽  
Supriyo Choudhury ◽  
...  

2014 ◽  
Vol 2014 ◽  
pp. 1-11 ◽  
Author(s):  
Fernando Trincado-Alonso ◽  
Iris Dimbwadyo-Terrer ◽  
Ana de los Reyes-Guzmán ◽  
Patricia López-Monteagudo ◽  
Alberto Bernal-Sahún ◽  
...  

The aim of this study was to develop new strategies based on virtual reality that can provide additional information to clinicians for the rehabilitation assessment. Virtual reality system Toyra has been used to record kinematic information of 15 patients with cervical spinal cord injury (SCI) while performing evaluation sessions using the mentioned system. Positive correlation, with a moderate and very strong association, has been found between clinical scales and kinematic data, considering only the subscales more closely related to the upper limb function. A set of metrics was defined combining these kinematic data to obtain parameters of reaching amplitude, joint amplitude, agility, accuracy, and repeatability during the evaluation sessions of the virtual reality system Toyra. Strong and moderate correlations have been also found between the metrics reaching and joint amplitude and the clinical scales.


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