アシンメトリックな手動の腕の強さは,右利き者のみに見られる
Gillian E Slade1, Michael W B Watterworth1, Fahima Wakeely1
1Faculty of Health Sciences, Ontario Tech University, Oshawa, Ontario, CA.
IISE transactions on occupational ergonomics and human factors
|February 14, 2026
まとめ
右利きの人は,支配的な手では腕の強さを8%高めています. この発見は,すべての労働者の安全を確保するための正確なエルゴノミクスモデリングと職場設計に不可欠です.
科学分野:
- エルゴノミクス エルゴノミクス
- ヒューマン・ファクターズ・エンジニアリング
- バイオメカニクス バイオメカニクス
背景:
- 腕力の非対称性を評価することは,労働安全にとって不可欠です.
- 既存のデジタル人体モデルは,四肢の強さの違いを完全に説明できないかもしれません.
- ハンドネスが強さに与える影響を理解することは,正確なエルゴノミクス予測の鍵です.
研究 の 目的:
- 支配的な腕と非支配的な腕の強さの違いを定量化するために.
- 職場のデザインで使用されるデジタルヒューマンモデルを精製するためのデータを提供します.
- 人工学的評価を確実にするために,人手性に関係なく,すべての個人を適切に保護します.
主な方法:
- この研究では,腕の強さの能力を分析しました.
- データ収集は,右肢と左肢の違いを特定するために行われました.
- 強度測定の統計分析が行われました.
主要な成果:
- 右手の個体では,右手と左手と比較して,右手にとって約8%の有意な強さの利点が観察されました.
- 左利きの個人は,四肢の間の軽微な強さの違いを示した.
- この発見は,支配的な腕の強さの一貫した非対称性を強調しています.
結論:
- デジタルヒューマンモデルには,右利き者の右利き者に対する8%の右利き力の利点が組み込まれなければならない.
- この調整により,エルゴノミクスモデリングにおける強度能力予測の精度が向上します.
- 提案された調整は,右利きと左利きの両方の労働者の適切な保護と代表を職業環境で保証します.
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