紧型生命传感带与不间断的电源供应,用于核心体温和脉冲率监测
Salman Khan1, Jiyong Kim1, Tae-Uk Kang2
1School of Mechanical Engineering, Yonsei University, Seoul 03722, Republic of Korea.
ACS sensors
|November 1, 2024
概括
这项研究引入了一个紧的可穿戴带,用于持续监测生命体征,具有不间断的电源供应. 该设备可实现可靠的核心体温和脉冲率跟踪,用于改善医疗保健应用.
科学领域:
- 生物医学工程 生物医学工程
- 可穿戴技术可穿戴技术
- 收集能源 收集能源
背景情况:
- 用于监测生命体征的可穿戴设备面临由于频繁充电需求和传感器放置的限制.
- 持续监测对于及时检测不良健康事件至关重要.
- 现有的技术往往会损害可穿戴性和连续运行.
研究的目的:
- 开发一个紧的重要传感带,具有不间断的电源供应,用于持续监测核心体温 (CBT) 和脉冲率.
- 为了解决当前可穿戴生命体征监测器的局限性.
- 通过可靠的,长期的生理数据收集来增强患者护理.
主要方法:
- 设计了一种灵活的重要传感带,包含两个传感器,一个灵活的热电发电机 (TEG) 供电,以及一个电池.
- 使用皮肤温度和热流量测量计算核心体温 (CBT).
- 用自动供电的,基于 triboelectric 纳米发电机的压力传感器来监测脉冲率.
主要成果:
- 灵活的TEG将人体热量转化为电力,产生314mJ.
- 只有7.2%的产生的能量被用于CBT测量,其余储存在电池中.
- 该系统证明了对生命体征监测的可靠和连续运行.
结论:
- 开发的重要传感频段为不间断的生理监测提供了解决方案.
- 集成的能源采集和储存系统确保了连续的电力供应.
- 这项技术在推进远程患者监测和医疗保健应用方面具有重大潜力.
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