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超声波的可靠性,以评估脊柱压缩在重载荷运输过程中的运输
Sherrilyn Walters1,2,3, Ben Hoffman1,4, Celeste E Coltman5
1School of Health and Medical Sciences University of Southern Queensland Ipswich Queensland Australia.
JOR spine
|February 13, 2026
概括
超声波可靠地测量在负荷下腰椎变化. 这种低成本的方法可以在职业和临床环境中评估脊柱压力,有助于预防伤害.
科学领域:
- 生物力学 生物力学
- 肌肉骨成像技术 肌肉骨成像技术
- 职业健康 职业健康 职业健康 职业健康
背景情况:
- 背部疼痛和脊髓损伤是身体要求高的工作中提前退休的主要原因.
- 实际的脊柱评估方法对于评估减少脊柱负荷和受伤风险的干预措施至关重要.
- 虽然超声波用于磁盘高度,但其可靠性测量负载下的横向过程间距离尚未证明.
研究的目的:
- 为了确定超声波的可靠性,在各种负载条件下测量腰椎横向过程间距离.
- 通过超声波测量来确定站立负荷是否会影响腰椎脊柱的几何状况.
主要方法:
- 11名健康成年人接受了超声波测量,以测量四个条件下的腰椎跨横过程距离 (L1-L5):站立不加重,站立不加重15分钟,站立加重25公斤背心15分钟,站立加重30分钟.
- 测量在1-7天内重复进行,以使用类内相关系数 (ICCs) 和变化系数 (CVs) 来评估分级,内访和间访的可靠性.
- 一个单向ANOVA分析了负载条件对交叉过程距离的影响.
主要成果:
- 超声波检测显示,在测量者之间,在诊所内和诊所间的测量中,可靠性很好或很好 (ICCs:0.81-0.99;CVs:5.24%-13.0%).
- 负荷站立15分钟和30分钟显著减少了L2/3,L3/4的横向过程间距离和腰部总距离 (p <0.05).
结论:
- 超声波是一种可靠且具有成本效益的工具,用于量化负载站立时的腰椎几何变化.
- 这种技术显示出在职业和临床环境中对应机械负荷的脊柱压缩的评估潜力.
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