3D posture estimation of upper limb considering clavicle using inertial sensor

In this study, we proposed an advanced motion analysis method of the upper limbs including clavicle using inertial sensor. To estimate the posture of the upper limbs, inertial sensor system which is composed of a tri-axial accelerometer, a tri-axial gyroscope and a tri-axial geomagnetic sensor is de...

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Autores principales:	Kazunori KIKUCHI, Koichi SAGAWA
Formato:	article
Lenguaje:	EN
Publicado:	The Japan Society of Mechanical Engineers 2015
Materias:	inertial sensor upper limb clavicle wearable motion measurement Mechanical engineering and machinery TJ1-1570
Acceso en línea:	https://doaj.org/article/5e43be4132a944aea77054d89a4b5cba
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spelling	oai:doaj.org-article:5e43be4132a944aea77054d89a4b5cba2021-11-26T06:35:12Z3D posture estimation of upper limb considering clavicle using inertial sensor2187-974510.1299/mej.15-00541https://doaj.org/article/5e43be4132a944aea77054d89a4b5cba2015-12-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/mej/3/1/3_15-00541/_pdf/-char/enhttps://doaj.org/toc/2187-9745In this study, we proposed an advanced motion analysis method of the upper limbs including clavicle using inertial sensor. To estimate the posture of the upper limbs, inertial sensor system which is composed of a tri-axial accelerometer, a tri-axial gyroscope and a tri-axial geomagnetic sensor is developed. Two inertial sensors are attached to the right and left clavicle to observe the motion between sternoclavicular joint and acromioclavicular joint, and totally seven sensors are used to estimate the posture of upper limbs. The posture of each body part is obtained by applying extended Kalman filter during the slow motion and by integration of angular velocity during rapid movement. Ten subjects performed four types of upper arm motion in which position of shoulder joint changes (1) shoulder up and down, (2) shoulder forward and backward, (3) abduction of the upper limbs 90 deg. and (4) abduction of the upper limbs 180 deg. The position of the shoulder, elbow and wrist obtained from the inertial sensor was compared with reference obtained by optical motion capture system. The result demonstrated that proposed method could be used to measure the motion between sternoclavicular joint and acromioclavicular joint. Also, the error significantly decreased in both side shoulder joint during all motion. Therefore, the proposed method can observe the clavicle motion and provides high precision motion analysis of upper limbs.Kazunori KIKUCHIKoichi SAGAWAThe Japan Society of Mechanical Engineersarticleinertial sensorupper limbclaviclewearablemotion measurementMechanical engineering and machineryTJ1-1570ENMechanical Engineering Journal, Vol 3, Iss 1, Pp 15-00541-15-00541 (2015)
institution	DOAJ
collection	DOAJ
language	EN
topic	inertial sensor upper limb clavicle wearable motion measurement Mechanical engineering and machinery TJ1-1570
spellingShingle	inertial sensor upper limb clavicle wearable motion measurement Mechanical engineering and machinery TJ1-1570 Kazunori KIKUCHI Koichi SAGAWA 3D posture estimation of upper limb considering clavicle using inertial sensor
description	In this study, we proposed an advanced motion analysis method of the upper limbs including clavicle using inertial sensor. To estimate the posture of the upper limbs, inertial sensor system which is composed of a tri-axial accelerometer, a tri-axial gyroscope and a tri-axial geomagnetic sensor is developed. Two inertial sensors are attached to the right and left clavicle to observe the motion between sternoclavicular joint and acromioclavicular joint, and totally seven sensors are used to estimate the posture of upper limbs. The posture of each body part is obtained by applying extended Kalman filter during the slow motion and by integration of angular velocity during rapid movement. Ten subjects performed four types of upper arm motion in which position of shoulder joint changes (1) shoulder up and down, (2) shoulder forward and backward, (3) abduction of the upper limbs 90 deg. and (4) abduction of the upper limbs 180 deg. The position of the shoulder, elbow and wrist obtained from the inertial sensor was compared with reference obtained by optical motion capture system. The result demonstrated that proposed method could be used to measure the motion between sternoclavicular joint and acromioclavicular joint. Also, the error significantly decreased in both side shoulder joint during all motion. Therefore, the proposed method can observe the clavicle motion and provides high precision motion analysis of upper limbs.
format	article
author	Kazunori KIKUCHI Koichi SAGAWA
author_facet	Kazunori KIKUCHI Koichi SAGAWA
author_sort	Kazunori KIKUCHI
title	3D posture estimation of upper limb considering clavicle using inertial sensor
title_short	3D posture estimation of upper limb considering clavicle using inertial sensor
title_full	3D posture estimation of upper limb considering clavicle using inertial sensor
title_fullStr	3D posture estimation of upper limb considering clavicle using inertial sensor
title_full_unstemmed	3D posture estimation of upper limb considering clavicle using inertial sensor
title_sort	3d posture estimation of upper limb considering clavicle using inertial sensor
publisher	The Japan Society of Mechanical Engineers
publishDate	2015
url	https://doaj.org/article/5e43be4132a944aea77054d89a4b5cba
work_keys_str_mv	AT kazunorikikuchi 3dpostureestimationofupperlimbconsideringclavicleusinginertialsensor AT koichisagawa 3dpostureestimationofupperlimbconsideringclavicleusinginertialsensor
_version_	1718409779068534784

3D posture estimation of upper limb considering clavicle using inertial sensor

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