Effects of elevation on shoulder joint motion: comparison of dynamic and static conditions

Background Although visual examination and palpation are used to assess shoulder motion in clinical practice, there is no consensus on shoulder motion under dynamic and static conditions. This study aimed to compare shoulder joint motion under dynamic and static conditions. Methods The dominant arm...

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Main Authors: Takaki Imai, Takashi Nagamatsu, Junichi Kawakami, Masaki Karasuyama, Nobuya Harada, Yu Kudo, Kazuya Madokoro
Format: Article
Language:English
Published: Korean Shoulder and Elbow Society 2023-06-01
Series:Clinics in Shoulder and Elbow
Subjects:
Online Access:http://www.cisejournal.org/upload/pdf/cise-2022-01319.pdf
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author Takaki Imai
Takashi Nagamatsu
Junichi Kawakami
Masaki Karasuyama
Nobuya Harada
Yu Kudo
Kazuya Madokoro
author_facet Takaki Imai
Takashi Nagamatsu
Junichi Kawakami
Masaki Karasuyama
Nobuya Harada
Yu Kudo
Kazuya Madokoro
author_sort Takaki Imai
collection DOAJ
description Background Although visual examination and palpation are used to assess shoulder motion in clinical practice, there is no consensus on shoulder motion under dynamic and static conditions. This study aimed to compare shoulder joint motion under dynamic and static conditions. Methods The dominant arm of 14 healthy adult males was investigated. Electromagnetic sensors attached to the scapular, thorax, and humerus were used to measure three-dimensional shoulder joint motion under dynamic and static elevation conditions and compare scapular upward rotation and glenohumeral joint elevation in different elevation planes and angles. Results At 120° of elevation in the scapular and coronal planes, the scapular upward rotation angle was higher in the static condition and the glenohumeral joint elevation angle was higher in the dynamic condition (P<0.05). In scapular plane and coronal plane elevation 90°–120°, the angular change in scapular upward rotation was higher in the static condition and the angular change in scapulohumeral joint elevation was higher in the dynamic condition (P<0.05). No differences were found in shoulder joint motion in the sagittal plane elevation between the dynamic and static conditions. No interaction effects were found between elevation condition and elevation angle in all elevation planes. Conclusions Differences in shoulder joint motion should be noted when assessing shoulder joint motion in different dynamic and static conditions. Level of evidence Level III, diagnostic cross-sectional study.
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spelling doaj.art-057ab1be74254b4d9f9eb1e919001b322024-02-03T06:28:21ZengKorean Shoulder and Elbow SocietyClinics in Shoulder and Elbow2288-87212023-06-0126214815510.5397/cise.2022.01319912Effects of elevation on shoulder joint motion: comparison of dynamic and static conditionsTakaki Imai0Takashi Nagamatsu1Junichi Kawakami2Masaki Karasuyama3Nobuya Harada4Yu Kudo5Kazuya Madokoro6 Department of Rehabilitation, Kyushu University of Nursing and Social Welfare, Kumamoto, Japan Department of Rehabilitation, Kyushu University of Nursing and Social Welfare, Kumamoto, Japan Department of Physical Therapy, Kyushu Nutrition Welfare University, Fukuoka, Japan Department of Rehabilitation, Minamikawa Orthopedic Hospital, Fukuoka, Japan Department of Rehabilitation, Fukuoka Shion Hospital, Fukuoka, Japan Department of Rehabilitation, Fukuoka Shion Hospital, Fukuoka, Japan Department of Physical Therapy, Technical School of Medical and Welfare Ryokuseikan, Saga, JapanBackground Although visual examination and palpation are used to assess shoulder motion in clinical practice, there is no consensus on shoulder motion under dynamic and static conditions. This study aimed to compare shoulder joint motion under dynamic and static conditions. Methods The dominant arm of 14 healthy adult males was investigated. Electromagnetic sensors attached to the scapular, thorax, and humerus were used to measure three-dimensional shoulder joint motion under dynamic and static elevation conditions and compare scapular upward rotation and glenohumeral joint elevation in different elevation planes and angles. Results At 120° of elevation in the scapular and coronal planes, the scapular upward rotation angle was higher in the static condition and the glenohumeral joint elevation angle was higher in the dynamic condition (P<0.05). In scapular plane and coronal plane elevation 90°–120°, the angular change in scapular upward rotation was higher in the static condition and the angular change in scapulohumeral joint elevation was higher in the dynamic condition (P<0.05). No differences were found in shoulder joint motion in the sagittal plane elevation between the dynamic and static conditions. No interaction effects were found between elevation condition and elevation angle in all elevation planes. Conclusions Differences in shoulder joint motion should be noted when assessing shoulder joint motion in different dynamic and static conditions. Level of evidence Level III, diagnostic cross-sectional study.http://www.cisejournal.org/upload/pdf/cise-2022-01319.pdfthree-dimensional analysisshoulderscapulohumeral rhythmdynamicstatic
spellingShingle Takaki Imai
Takashi Nagamatsu
Junichi Kawakami
Masaki Karasuyama
Nobuya Harada
Yu Kudo
Kazuya Madokoro
Effects of elevation on shoulder joint motion: comparison of dynamic and static conditions
Clinics in Shoulder and Elbow
three-dimensional analysis
shoulder
scapulohumeral rhythm
dynamic
static
title Effects of elevation on shoulder joint motion: comparison of dynamic and static conditions
title_full Effects of elevation on shoulder joint motion: comparison of dynamic and static conditions
title_fullStr Effects of elevation on shoulder joint motion: comparison of dynamic and static conditions
title_full_unstemmed Effects of elevation on shoulder joint motion: comparison of dynamic and static conditions
title_short Effects of elevation on shoulder joint motion: comparison of dynamic and static conditions
title_sort effects of elevation on shoulder joint motion comparison of dynamic and static conditions
topic three-dimensional analysis
shoulder
scapulohumeral rhythm
dynamic
static
url http://www.cisejournal.org/upload/pdf/cise-2022-01319.pdf
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