四頭筋の力方向は,足首の足首の安定性に影響を与えることなく,足首の足首の運動に影響を与える:死体研究

Vera Maioli¹, Michele Conconi¹, Emanuele Diquattro²

¹Department of Industrial Engineering, School of Engineering and Architecture, Alma Mater Studiorum-University of Bologna, Via Umberto Terracini 24-28, 40131, Bologna, Italy.

Knee surgery & related research

|August 28, 2025

まとめ

四頭筋の力の方向が変化すると足首関節の動きに大きく影響し回転と転移に影響しますこれらの生体力学的効果を理解することは,パテロフェムラル疾患における手術戦略を最適化するために不可欠です.

科学分野:

バイオメカニクス
整形外科
膝関節の研究

背景:

脊椎関節の異常を手術で矯正する.
過剰な媒介化は,関節の接触力や不安定性を増加させる可能性があります.
関節の生体力学に及ぼす影響について詳細な理解が必要である.

研究の目的:

四頭筋力の大きさと方向の変動が,足首骨関節運動に与える影響を評価する.
手術戦略を最適化するための洞察を提供するために

主な方法:

12つの死体の膝は,様々な四頭筋の負荷の下で屈折拡張でテストされました.
5つの正面平面方向 (中性,±6°,±12°) と2つのサギタル平面方向 (中性,前面5°) を評価した.
3つの負荷量 (20N,160N,280N) をシミュレートし,相対的な足首と足首の動きを測定した.

主要な成果:

フロント平面四頭筋の力方向は足首関節の運動部位に大きく影響した.
12°でのメディアライゼーションは,拡張におけるヴァルス回転と,屈折におけるヴァルグスを増加させ,横向化はこの状態を逆転させた.
12°の偏差で6mmを超え,サギタル平面の変化は最小の影響を及ぼした.

結論:

四頭筋の整列は,足首と腰骨の運動に大きく影響する.
骨格の追跡を最適化する手術戦略に重要な洞察力を提供しています
この in vitro バイオメカニカル研究は,臨床的意思決定の基礎となる.

キーワード:

インビトロ生体力学試験膝について光電子システムパテロ・フェムラル関節の運動クアドリセップチビオフェモラル関節

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