新生儿ICU中非接触式呼吸频率监测技术的准确性
Jianbing Ren1,2,3, Xiaotong Chen2,3,4, Nan Yao2,3
1Prof. Ren, and Prof. Nie are affiliated with Jinan University, 601 West Huangpu Avenue, Guangzhou, PR China.
Respiratory care
|November 26, 2025
概括
一个新的非接触式雷达呼吸监测器准确地测量了新生儿重症监护室 (NICU) 的呼吸率. 这项技术提供了高精度,特别是对于低出生体重的婴儿,为传统的基于传感器的方法提供了可行的替代方案.
科学领域:
- 生物医学工程 生物医学工程
- 新生儿医学 新生儿医学
- 医疗器械技术 医疗器械技术
背景情况:
- 呼吸频率是NICU新生儿健康的关键指标.
- 传统的监测需要皮肤粘附的传感器,这对敏感的新生儿皮肤构成了挑战.
研究的目的:
- 评估非接触式基于雷达的呼吸监测器在NICU环境中的准确性和临床实用性.
- 为了比较雷达衍生的呼吸频率测量与已建立的二氧化碳监测标准.
主要方法:
- 一项观察性研究使用了Mindray非接触式呼吸模块,连接到BeneVision N12患者监视器.
- 雷达模块的呼吸频率数据与二氧化碳监测器的测量数据同时收集.
- 进行了统计分析,包括偏差和相关系数,以评估测量一致性.
主要成果:
- 与二氧化碳监测相比,非接触式监测器显示出高准确度,平均偏差为-0.29 bpm.
- 高一致性 (CCC=0.98) 和皮尔森相关系数 (r=0.98) 表示这两种方法之间有很好的一致性.
- 该技术对体重低 (<1.5公斤) 的新生儿表现出特别高的效果.
结论:
- 敏德雷无接触呼吸监测系统与二氧化碳参考标准达成高度一致.
- 该系统符合在新生儿护理中临床应用的准确性要求.
- 这种非接触式方法为新生儿重症监护室的呼吸监测提供了有前途的进展.
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