了解选择性背脊根茎切除后肌肉能量消耗的变化,同时保持一致的能量消耗
Emiliano Pablo Ravera1, Adam Rozumalski2
1Group of Analysis, Modeling, Processing and Clinician Implementation of Biomechanical Signals and Systems, Bioengineering and Bioinformatics Institute, CONICET-UNER, Oro Verde, Argentina; Human Movement Research Laboratory, School of Engineering, National University of Entre Ríos (UNER), Oro Verde, Argentina.
Journal of biomechanics
|January 12, 2025
概括
脑儿童的选择性背脊根茎切除 (SDR) 没有改变整体能量消耗,但改变了行走期间的个体肌肉能量消耗. 肌肉组织的变化可能解释CP的能量缺陷.
科学领域:
- 生物医学工程 生物医学工程
- 神经科学是一个神经科学.
- 儿科整形外科 儿科整形外科
背景情况:
- 患有脑 (CP) 的儿童在走路时表现出增加的能量需求,通常与性有关.
- 选择性背脊根茎切除 (SDR) 是一种旨在减少的手术干预.
- 之前的研究表明,SDR后总体能耗的变化很小,这促使进一步调查肌肉水平的能量消耗.
研究的目的:
- 评估SDR对个人肌肉能量消耗在患有脑膜炎的儿童中行走时的影响.
- 基于SDR后改变肌肉力量生产的先前发现.
- 为了研究性减轻,肌肉力学和能量消耗之间的关系.
主要方法:
- 用神经肌肉骨模拟来分析肌肉能量消耗.
- 一项比较性研究设计将81名患有CP的儿童与SDR和非SDR组相匹配.
- 个体肌肉力量的产生,肌肉激活,关节角度和性水平被评估在干预前和后.
主要成果:
- 在SDR后,没有观察到总体能量消耗或肌肉总能量消耗的显著变化.
- 与对照组相比,在SDR组中发现了个体肌肉能量消耗的显著变化.
- 在SDR后,观察到脚下柔器性的减少,脚运动的改善和个体肌肉力量的增加,而胃半径和肌底的能量消耗没有显著变化.
结论:
- 在患有CP的儿童中,SDR并没有显著改变整体行走能量消耗.
- 在SDR后的个体肌肉能量消耗和力学变化表明肌肉力量生产更有利的动态情景.
- 在SDR之后,肌肉组织的特性发生变化可能会导致CP儿童在步行过程中观察到的能量缺陷.
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