腰部多层硬度在L5-S1水平的倾斜和坐姿,通过剪切波弹性学测量
Viviane Bastos de Oliveira1, Maria Clara Albuquerque Brandão1, Wagner Coelho de Albuquerque Pereira1
1Programa de Engenharia Biomédica, COPPE/Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil.
Journal of back and musculoskeletal rehabilitation
|May 31, 2024
概括
腰部多筋肌肉硬性在从躺着转变为坐着时显著增加. 深层和表面的多纤维纤维在坐着时都更硬,表面的纤维显示出更大的硬性.
科学领域:
- 生物力学 生物力学
- 肌肉骨研究的研究.
- 医学成像医学成像
背景情况:
- 多筋肌肉对腰部稳定至关重要,具有明显的表面和深层纤维.
- 多管的机械性能在躺着和坐着之间发生变化,需要在坐着的位置上更大的稳定性.
- 单独评估多层是临床上相关的,特别是在坐着的时候,这需要更高的神经肌肉控制.
研究的目的:
- 为了比较腰部多体在躺着和坐着姿势中的性.
- 分析姿势之间的表面和深层多体层的刚度差异.
主要方法:
- 超音速剪切成像被用来捕捉弹性图像.
- 26名无症状的志愿者在倾斜 (躺) 和坐着的姿势上进行了研究.
主要成果:
- 腰部多体剪切模量 (硬度) 在坐姿相比躺姿显著增加.
- 无论是深层还是表面的多纤维,在坐着时都表现出增加的性.
- 表面的多纤维纤维在坐姿时表现出比深层纤维更大的刚性.
结论:
- 与躺着相比,腰部多结硬度在坐着姿势中显著更高.
- 这些发现可以改善对多骨硬度的评估,可能有助于分类压力诱导的腰部疼痛的阶段.
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