Upper-Limb Robotic Exoskeleton for Early Cardiac Rehabilitation Following an Open-Heart Surgery—Mathematical Modelling and Empirical Validation

Robotic exoskeletons have the potential to enhance the quality of life of patients undergoing cardiac rehabilitation. Recent studies found that the use of such devices was associated with significant improvements in physical function, mobility, and overall well-being for individuals recovering from...

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Main Authors: Bogdan Mocan, Claudiu Schonstein, Mircea Murar, Calin Neamtu, Mircea Fulea, Mihaela Mocan, Simona Dragan, Horea Feier
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/11/7/1598
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author Bogdan Mocan
Claudiu Schonstein
Mircea Murar
Calin Neamtu
Mircea Fulea
Mihaela Mocan
Simona Dragan
Horea Feier
author_facet Bogdan Mocan
Claudiu Schonstein
Mircea Murar
Calin Neamtu
Mircea Fulea
Mihaela Mocan
Simona Dragan
Horea Feier
author_sort Bogdan Mocan
collection DOAJ
description Robotic exoskeletons have the potential to enhance the quality of life of patients undergoing cardiac rehabilitation. Recent studies found that the use of such devices was associated with significant improvements in physical function, mobility, and overall well-being for individuals recovering from a cardiac event. These improvements were seen across a range of measures, including cardiovascular fitness, muscle strength, and joint range of motion. In addition, the use of robotic exoskeletons may help to accelerate the rehabilitation process, allowing patients to make faster progress towards their goals. This article proposes a new robotic exoskeleton structure with 12 DOFs (6 DOFs on each arm) in a symmetrical construction for upper limbs intended to be used in the early rehabilitation of cardiac patients following open-heart surgery or a major cardiac event. The mathematical modelling and empirical validation of the robotic exoskeleton prototype are described. The matrix exponential algorithm, kinetic energy, and generalized forces were employed to overcome the problem of high complexity regarding the kinematic and dynamic model of the robotic exoskeleton. The robotic exoskeleton prototype was empirically validated by assessing its functionalities in a lab and medical environment.
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spelling doaj.art-cdb7592abbb74cc8bb0d615d7f3d2ac42023-11-17T17:07:55ZengMDPI AGMathematics2227-73902023-03-01117159810.3390/math11071598Upper-Limb Robotic Exoskeleton for Early Cardiac Rehabilitation Following an Open-Heart Surgery—Mathematical Modelling and Empirical ValidationBogdan Mocan0Claudiu Schonstein1Mircea Murar2Calin Neamtu3Mircea Fulea4Mihaela Mocan5Simona Dragan6Horea Feier7Department of Design Engineering and Robotics, Technical University of Cluj-Napoca, 400020 Cluj-Napoca, RomaniaDepartment of Mechanical Systems Engineering, Technical University of Cluj-Napoca, 400020 Cluj-Napoca, RomaniaDepartment of Design Engineering and Robotics, Technical University of Cluj-Napoca, 400020 Cluj-Napoca, RomaniaDepartment of Design Engineering and Robotics, Technical University of Cluj-Napoca, 400020 Cluj-Napoca, RomaniaDepartment of Design Engineering and Robotics, Technical University of Cluj-Napoca, 400020 Cluj-Napoca, RomaniaDepartment of Internal Medicine, University of Medicine and Pharmacy Iuliu Hatieganu, 400012 Cluj-Napoca, RomaniaDepartment of Cardiology, Clinic of Cardiovascular Prevention and Rehabilitation, University of Medicine and Pharmacy Victor Babes, 300041 Timisoara, RomaniaInstitute for Cardiovascular Diseases Timisoara, Victor Babes University of Medicine and Pharmacy Timisoara, Gheorghe Adam Nr. 13A, 300310 Timisoara, RomaniaRobotic exoskeletons have the potential to enhance the quality of life of patients undergoing cardiac rehabilitation. Recent studies found that the use of such devices was associated with significant improvements in physical function, mobility, and overall well-being for individuals recovering from a cardiac event. These improvements were seen across a range of measures, including cardiovascular fitness, muscle strength, and joint range of motion. In addition, the use of robotic exoskeletons may help to accelerate the rehabilitation process, allowing patients to make faster progress towards their goals. This article proposes a new robotic exoskeleton structure with 12 DOFs (6 DOFs on each arm) in a symmetrical construction for upper limbs intended to be used in the early rehabilitation of cardiac patients following open-heart surgery or a major cardiac event. The mathematical modelling and empirical validation of the robotic exoskeleton prototype are described. The matrix exponential algorithm, kinetic energy, and generalized forces were employed to overcome the problem of high complexity regarding the kinematic and dynamic model of the robotic exoskeleton. The robotic exoskeleton prototype was empirically validated by assessing its functionalities in a lab and medical environment.https://www.mdpi.com/2227-7390/11/7/1598robotic exoskeletonkinematic modeldynamic modelcardiac rehabilitationempirical validation
spellingShingle Bogdan Mocan
Claudiu Schonstein
Mircea Murar
Calin Neamtu
Mircea Fulea
Mihaela Mocan
Simona Dragan
Horea Feier
Upper-Limb Robotic Exoskeleton for Early Cardiac Rehabilitation Following an Open-Heart Surgery—Mathematical Modelling and Empirical Validation
Mathematics
robotic exoskeleton
kinematic model
dynamic model
cardiac rehabilitation
empirical validation
title Upper-Limb Robotic Exoskeleton for Early Cardiac Rehabilitation Following an Open-Heart Surgery—Mathematical Modelling and Empirical Validation
title_full Upper-Limb Robotic Exoskeleton for Early Cardiac Rehabilitation Following an Open-Heart Surgery—Mathematical Modelling and Empirical Validation
title_fullStr Upper-Limb Robotic Exoskeleton for Early Cardiac Rehabilitation Following an Open-Heart Surgery—Mathematical Modelling and Empirical Validation
title_full_unstemmed Upper-Limb Robotic Exoskeleton for Early Cardiac Rehabilitation Following an Open-Heart Surgery—Mathematical Modelling and Empirical Validation
title_short Upper-Limb Robotic Exoskeleton for Early Cardiac Rehabilitation Following an Open-Heart Surgery—Mathematical Modelling and Empirical Validation
title_sort upper limb robotic exoskeleton for early cardiac rehabilitation following an open heart surgery mathematical modelling and empirical validation
topic robotic exoskeleton
kinematic model
dynamic model
cardiac rehabilitation
empirical validation
url https://www.mdpi.com/2227-7390/11/7/1598
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