A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic Variables

To solve the pathological problems of the musculoskeletal system based on evidence, a so-phisticated analysis of human motion is required. Traditional optical motion capture systems with high validity and reliability have been utilized in clinical practice for a long time. However, expensive equipme...

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Main Author: Wootaek Lim
Format: Article
Language:English
Published: Korean Research Society of Physical Therapy 2022-05-01
Series:Physical Therapy Korea
Subjects:
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author Wootaek Lim
author_facet Wootaek Lim
author_sort Wootaek Lim
collection DOAJ
description To solve the pathological problems of the musculoskeletal system based on evidence, a so-phisticated analysis of human motion is required. Traditional optical motion capture systems with high validity and reliability have been utilized in clinical practice for a long time. However, expensive equipment and professional technicians are required to construct optical motion capture systems, hence they are used at a limited capacity in clinical settings despite their advantages. The development of information technology has overcome the existing limit and paved the way for constructing a motion capture system that can be operated at a low cost. Recently, with the development of computer vision-based technology and optical marker-less tracking technology, webcam-based 3D human motion analysis has become possible, in which the intuitive interface increases the user-friendliness to non-specialists. In addition, unlike conventional optical motion capture, with this approach, it is possible to analyze mo-tions of multiple people at simultaneously. In a non-optical motion capture system, an inertial measurement unit is typically used, which is not significantly different from a conventional optical motion capture system in terms of its validity and reliability. With the development of markerless technology and advent of non-optical motion capture systems, it is a great advan-tage that human motion analysis is no longer limited to laboratories.
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spelling doaj.art-a5a3f0bcf769498885ff81285f9f0a9e2024-03-25T07:05:40ZengKorean Research Society of Physical TherapyPhysical Therapy Korea1225-89622287-982X2022-05-01292879310.12674/ptk.2022.29.2.87A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic VariablesWootaek Lim0https://orcid.org/0000-0002-5523-6294Department of Physical Therapy, College of Health and Welfare, Woosong University, Woosong Institute of Rehabilitation Science, Woosong University, Daejeon, KoreaTo solve the pathological problems of the musculoskeletal system based on evidence, a so-phisticated analysis of human motion is required. Traditional optical motion capture systems with high validity and reliability have been utilized in clinical practice for a long time. However, expensive equipment and professional technicians are required to construct optical motion capture systems, hence they are used at a limited capacity in clinical settings despite their advantages. The development of information technology has overcome the existing limit and paved the way for constructing a motion capture system that can be operated at a low cost. Recently, with the development of computer vision-based technology and optical marker-less tracking technology, webcam-based 3D human motion analysis has become possible, in which the intuitive interface increases the user-friendliness to non-specialists. In addition, unlike conventional optical motion capture, with this approach, it is possible to analyze mo-tions of multiple people at simultaneously. In a non-optical motion capture system, an inertial measurement unit is typically used, which is not significantly different from a conventional optical motion capture system in terms of its validity and reliability. With the development of markerless technology and advent of non-optical motion capture systems, it is a great advan-tage that human motion analysis is no longer limited to laboratories.accelerationkinematicskineticsorientationrange of motion
spellingShingle Wootaek Lim
A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic Variables
Physical Therapy Korea
acceleration
kinematics
kinetics
orientation
range of motion
title A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic Variables
title_full A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic Variables
title_fullStr A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic Variables
title_full_unstemmed A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic Variables
title_short A Review of Motion Capture Systems: Focusing on Clinical Applications and Kinematic Variables
title_sort review of motion capture systems focusing on clinical applications and kinematic variables
topic acceleration
kinematics
kinetics
orientation
range of motion
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AT wootaeklim reviewofmotioncapturesystemsfocusingonclinicalapplicationsandkinematicvariables