传感器位置特定的联合获取外围动脉生物阻抗和可穿戴应用的光电图
Margus Metshein1, Anar Abdullayev1, Antoine Gautier2
1Thomas Johann Seebeck Department of Electronics, Tallinn University of Technology, Ehitajate Tee 5, 19086 Tallinn, Estonia.
电气生物阻抗 (EBI) 和光聚血学 (PPG) 可以监测周围动脉,以检测心血管疾病. 后动脉是合并EBI和PPG信号采集在可穿戴设备的理想选择.
科学领域:
- 生物医学仪器仪器仪表仪器仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪器仪表仪表仪表仪器仪表仪表仪器仪表仪表仪表仪器仪表仪表仪器仪表仪表仪器仪表仪表仪器仪表仪器仪表仪表仪器仪表仪表仪器仪表仪表仪表仪表仪表仪表仪表仪器仪表仪表仪表仪表仪器仪表仪表仪表仪表仪器仪表仪器仪表仪表仪器仪器仪表仪表仪器仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表仪表
- 心血管疾病的研究研究.
- 信号处理 信号处理
背景情况:
- 心血管疾病 (CVD) 导致全球三分之一的死亡,这对通过生物医学仪器进行早期检测提出了挑战.
- 脉动动脉血流提供了对心脏参数的洞察力,需要不引人注目的监测技术.
- 电气生物阻抗 (EBI) 和光电脉学 (PPG) 是外围动脉监测的关键,需要创新的方法.
研究的目的:
- 评估外围动脉的非侵入性EBI和PPG信号采集.
- 确定最佳地点,用于联合EBI和PPG信号监测.
- 评估小数据深度学习模型对于信号连续性评估的适用性.
主要方法:
- 从五条外围动脉获得了EBI和PPG信号.
- 使用信号形态参数评估的采集地点.
- 采用深度学习模型进行信号连续性评估,通过将数据分为心脏周期来增强数据.
主要成果:
- 动脉表现出最高的EBI敏感性 (0.86%).
- 经典的100kHz频率适合用于EBI信号采集.
- 后阴动脉表现出高度适合用于联合EBI和PPG信号采集 (97.87%用于PPG连续性).
结论:
- 周围动脉适用于非侵入性的EBI和PPG信号采集.
- 后动脉是可穿戴设备中联合EBI和PPG信号采集的有希望的候选人.
- 这项研究支持开发基于传感器融合的可穿戴设备,用于心血管健康监测.
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