一个新的可穿戴传感器,用于持续实时测量呼吸.
Amjad Ali1, Yang Wei1, Yomna Elsaboni1
1Smart Wearable Research Group, School of Science and Technology, Nottingham Trent University, Nottingham NG11 8NS, UK.
Sensors (Basel, Switzerland)
|October 26, 2024
概括
开发了一种新的灵活的,基于织品的电容呼吸传感器. 这种非接触式传感器准确地测量呼吸,在志愿者测试中达到98.68%的准确性.
科学领域:
- 基于织品的传感器
- 可穿戴技术是可穿戴的技术.
- 生物医学工程 生物医学工程
背景情况:
- 呼吸系统监测对于诊断和管理各种疾病至关重要.
- 现有的呼吸道传感器通常需要直接与皮肤接触,这可能会让人感到不舒服,并导致人造物.
- 需要开发非接触式,舒适和准确的呼吸传感器.
研究的目的:
- 设计,优化和评估一个灵活的,基于织品的电容呼吸传感器.
- 通过计算建模和经验测量来调查传感器的性能.
- 评估传感器在非接触式呼吸监测中的准确性和可靠性.
主要方法:
- 计算建模用于检查传感器几何和预测性能.
- 通过在聚/棉布上进行丝网印刷,制造了四种传感器设计.
- 传感器的特征是使用幽灵,文物分析和志愿者测试.
主要成果:
- 带有1:3:1电极比的传感器表现出最高的灵敏度 (频率变化6.2%).
- 通过多个批次确认可复制性,产生一致的结果.
- 志愿者测试显示,与手动呼吸计数相比,测量呼吸的准确率为98.68%.
结论:
- 成功开发了一种灵活的,基于织的电容呼吸传感器.
- 非接触式传感器设计对于呼吸监测来说是灵敏,可靠和准确的.
- 这项技术为传统呼吸道传感器提供了舒适有效的替代方案.
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