一个无处不在的平台,以摄像机为基础的多参数生命体征监测在医院ICU:双中心临床研究
IEEE journal of biomedical and health informatics
|December 8, 2025
概括
本研究引入了一种新的非接触式光谱成像系统,用于监测ICU中的生命体征. 该系统准确测量心率,血液氧气和血压,推进无接触患者护理.
科学领域:
- 生物医学工程 生物医学工程
- 医疗成像医学成像
- 关键护理医学 关键护理医学
背景情况:
- 传统的生理监测使用接触传感器,造成不便和感染风险.
- 现有的方法需要繁的设备和广泛的布线.
- 需要在重症监护室 (ICU) 进行非侵入性,多参数的生命体征监测.
研究的目的:
- 引入一个新的非接触式,多参数生命体征监测平台.
- 评估用于测量关键患者参数的红色,绿色和近红外 (RG-IR) 光谱成像系统的性能.
- 评估系统在ICU无接触监控方面的潜力.
主要方法:
- 开发一种非接触式RG-IR光谱成像系统.
- 临床试验涉及两个医院ICU的30名危急病患者.
- 在低成本嵌入式芯片上验证核心算法,用于边缘计算.
主要成果:
- 该系统准确地测量了心率 (HR),心率变化 (HRV),呼吸率 (RR),血液氧和 (SpO$_{2}$) 和血压 (BP).
- 平均绝对误差为HR的1.89 bpm,SDNN的19.04 ms,RR的0.99 bpm,SpO$_{2}$的2.75%,BP的5.67-8.98 mmHg.这些都是HR的1.89 bpm,SDNN的19.04 ms,RR的0.99 bpm,SpO$_{2}$的2.75%,BP的5.67-8.98 mmHg.
- 在嵌入式芯片上验证了实时性能,证明了边缘计算能力.
结论:
- RG-IR光谱成像系统为ICU中非接触式,多参数生命体征监测提供了可行的解决方案.
- 该系统以合理的准确性及时提供生理信息,减少患者的不便和感染风险.
- 该技术正在向临床应用取得进展,NMPA正在作为II类医疗器械进行注册.
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