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相关概念视频

Knee Joint01:23

Knee Joint

1.5K
The knee joint is the most complicated joint in the body. It consists of three articulations– two tibiofemoral and one patellofemoral. As is characteristic of synovial joints, the knee joint has a thin articular capsule that partially surrounds this joint cavity. Additionally, several ligaments, muscles, and cartilaginous structures support the movement of the knee.
A total of seven ligaments support the knee joint. The patellar ligament, which is also attached to the quadriceps femoris...
1.5K

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相关实验视频

Updated: Jun 8, 2025

A Standardized Method for Measurement of Elbow Kinesthesia
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自身感知,功能,患者报告的膝盖状况和关节声学排放之间的相关性.

Liudmila Khokhlova1, Dimitrios Sokratis Komaris2, Brendan O'Flynn1

  • 1Insight Centre for Data Analytics, Tyndall National Institute, University College Cork, Cork, Ireland.

PloS one
|November 6, 2024
PubMed
概括

膝关节的声学排放 (AE) 与功能评估相关,例如5次坐立测试和膝关节骨关节炎结局得分. 这种非侵入性方法对监测关节健康状况和补充诊断有希望.

科学领域:

  • 生物医学工程 生物医学工程
  • 整形医生 整形医生
  • 诊断技术 诊断技术 诊断技术

背景情况:

  • 使用声辐射 (AE) 的非侵入性联合评估是一个具有临床潜力的新兴领域.
  • AE分析可能反映了关节表面的相互作用,为关节状况提供了洞察力.

研究的目的:

  • 调查膝盖声学排放与自身感知,自我评估和身体表现的测量之间的相关性.
  • 探索AE作为骨科诊断中的补充工具的潜力.

主要方法:

  • 从51名参与者收集了关于检测被动运动的门 (TTDPM),膝关节骨关节炎结局得分 (KOOS) 和5次坐立测试 (5STS) 的数据.
  • 使用双传感器和多个检测模式,在每分钟30和60转的循环过程中记录了膝盖AE.

主要成果:

  • 观察到AE参数 (能量,信号强度,上升时间,持续时间) 与较长的5STS时间之间的弱至中等相关性.
  • 发现AE参数与较低的KOOS分数之间的相关性,特别是在"体育和娱乐中的功能"和"日常生活活动"分量表中.
  • 低频传感器和60rpm节奏记录产生了更高的相关性;TTDPM显示的相关性有限.

结论:

  • 声学排放监测提供了一个额外的联合评估模式,反映了软骨表面的相互作用.

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  • AE可以补充现有的骨科诊断,特别是远程监测,药物测试和康复.
  • 在临床确认的骨关节炎病例中可以观察到更高的相关性.