基于标记器的运动捕捉对呼吸周期测量的有效性:与螺旋计的比较
Natalia D Shamantseva1, Tatiana A Klishkovskaia2, Sergey S Ananyev1
1Pavlov Institute of Physiology, Russian Academy of Sciences, 6 Makarova Emb., Saint Petersburg 199034, Russia.
Sensors (Basel, Switzerland)
|December 23, 2023
概括
光电子胸膜学 (OEP) 准确地测量呼吸速率和呼吸阶段,使用较少的标记物. 这种非侵入性技术对临床呼吸监测有前途,与螺旋计相匹配.
科学领域:
- 生物力学 生物力学
- 呼吸系统生理学 呼吸系统生理学
- 医疗成像医学成像
背景情况:
- 精确的呼吸速率监测在临床实践中至关重要.
- 传统方法在某些情况下可能存在局限性.
- 光电子囊造影 (OEP) 提供了一个潜在的非侵入性替代方案.
研究的目的:
- 开发和验证OEP方法来评估呼吸速率和循环阶段持续时间.
- 为了确定精确的呼吸道测量标记物的最佳数量.
- 为了评估OEP在不同体位上的表现.
主要方法:
- 使用了OEP的动作捕捉视频系统.
- 开发了总和和三角分析方法.
- 将OEP测量与螺旋计进行比较.
主要成果:
- 与螺旋计 (R2 ≥0.94) 相比,OEP方法显示出高精度,差异≤0.5次呼吸/分钟.
- 腹部三角形和腹部标志物总和方法对呼吸速率最有效.
- 5-9个标记足以准确确定身体位置的呼吸时间成分.
结论:
- OEP 方法可以与用于评估呼吸速率的螺旋计互换.
- 减少标记要求提高了OEP的实用性.
- OEP显示了生物机械和呼吸运动的同时评估的潜力.
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