一种使用手腕上的多通道传感信号进行连续血压监测的新方法
Liangqi Wang1, Shuo Tian1, Rong Zhu1
1State Key Laboratory of Precision Measurement Technology and Instrument, Department of Precision Instrument, Tsinghua University, 100084 Beijing, China.
Microsystems & nanoengineering
|September 25, 2023
概括
这项研究引入了一种新的可穿戴设备,用于准确,连续的血压监测. 这种新的双光聚光显微镜 (PPG) 方法克服了个别校准问题,为高血压管理提供了广泛的应用.
科学领域:
- 生物医学工程 生物医学工程
- 心血管研究研究心血管研究
- 可穿戴技术可穿戴技术
背景情况:
- 高血压是一个全球性的健康问题,也是心血管疾病的主要风险因素.
- 持续监测血压对于早期诊断和预防至关重要.
- 目前的可穿戴设备缺乏准确性,需要个别校准,并且普遍性差.
研究的目的:
- 开发一种新的可穿戴设备,用于准确,连续的血压监测.
- 为了克服现有的血压监测技术的局限性.
- 为了能够在没有事先校准的情况下对新受试者进行可靠的血压估计.
主要方法:
- 在手腕 (手掌和背部) 上使用了双重光电显微镜 (PPG) 传感器.
- 集成的定制传感器用于接触压力和皮肤温度检测.
- 采用机器学习算法来融合多通道信号以实时估计血压.
主要成果:
- 双PPG传感方法有效地减轻了PPG信号的个体间差异.
- 开发的可穿戴设备在不同学科中表现出良好的概括性.
- 实时连续血压监测得到了有希望的准确性.
结论:
- 这种新型可穿戴设备在持续监测血压方面取得了重大进展.
- 这项技术有可能在个人医疗保健和高血压管理中得到广泛应用.
- 消除对特定主体进行校准的需要,提高了可穿戴血压计的实际实用性.
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