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自动供电的可穿戴移位传感器用于持续的呼吸监测和人机同步控制
Yan Shi1, Heran Li1,2, Liman Yang1
1School of Automation Science and Electrical Engineering, Beihang University, Beijing, 100191, China.
Small methods
|November 26, 2024
概括
这项研究引入了一种灵活的胸皮带传感器,使用 triboelectric nanogenerator (TENG) 进行精确的胸部膨胀监测. 这个可穿戴设备为先进的呼吸系统健康应用提供了高分辨率和耐用性.
科学领域:
- 可以穿戴的电子产品.
- 纳米发电机是一种纳米发电机.
- 生物医学传感器 生物医学传感器
背景情况:
- 灵活的可穿戴电子产品对于健康监测和人机交互至关重要,要求便携性和自动供电.
- 现有的传感器往往缺乏持续监控所需的集成,舒适性或电源解决方案.
研究的目的:
- 开发一个轻量级的,便携式的 triboelectric纳米发电机 (TENG) 集成到一个灵活的胸部皮带.
- 使用TENG作为位移传感器来监测胸部膨胀和呼吸模式.
- 为了证明实时呼吸监测和通风器控制的潜力.
主要方法:
- 使用具有相位差异的三个平行互极电极结构制造TENG.
- 将TENG集成到柔性胸带中,用于可穿戴应用.
- 利用灵活的印刷电路加工技术进行小型化.
- 无线无线射频传输传感器数据到上层计算机进行分析和控制.
主要成果:
- 传感器实现了超过1毫米的位移分辨率和超过70万个周期的耐用性.
- 传感器的体积小于8.5立方厘米,重量小于3.2克,可确保高可携带性.
- 呼吸系统生理信号的实时监测和人机同步呼吸机控制得到了低误差 (超标<1.5%,误差<5%).
结论:
- 拟议的基于TENG的胸皮带为日常和医疗呼吸监测提供了一种新的传感方法.
- 这项技术显示出智能医疗应用的巨大潜力,特别是在呼吸系统护理方面.
- 传感器的性能凸显了穿戴式医疗设备中 triboelectric 传感器的优势.
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