基于反射式柔性探头及AFE4490的无线脉搏波监测系统  

Wireless Pulse Wave Monitoring System Based on Reflective Flexible Probe and AFE4490

作　　者：杭岩 黄霖 刘亚男 魏海俊 叶继伦 张旭 刘春生 王凡 HANG Yan;HUANG Lin;LIU Yanan;WEI Haijun;YE Jilun;ZHANG Xu;LIU Chunsheng;WANG Fan(School of Biomedical Engineering,Medical Science Department,Shenzhen University,Shenzhen,518055;Shenzhen Witleaf Medical Electronics Co.,Ltd.,Shenzhen,518132;Guangdong Biolight Medical Technology Co.,Ltd.,Innovation Research Institute,Zhuhai,519080)

机构地区：[1]深圳大学医学部生物医学工程学院,深圳市518055 [2]深圳市惟拓力医疗电子有限公司,深圳市518132 [3]广东省宝莱特医用科技股份有限公司创新研究院,珠海市519080

出　　处：《中国医疗器械杂志》2024年第3期330-334,共5页Chinese Journal of Medical Instrumentation

基　　金：国家重点研发计划资助(2022YFF0606104);珠海市政府人才基金(2120004000207)。

摘　　要：脉搏和血氧是人体重要的生理参数,能够反映生理和病理方面的相关信息。该系统设计了一款基于柔性反射式探头和集成模拟前端AFE4490的无线脉搏波监测系统,适用于监测人体额头部位的脉搏波和血氧水平。该系统主要由反射式柔性探头、集成模拟前端AFE4490、电源模块、主控MCU和Wi-Fi模块组成。采集到的脉搏波数据经过下位机处理后,无线传输至智能手机端,并在应用软件上实时显示当前的脉搏波形、脉率和血氧水平。经过相关测试和验证,该系统能够精确检测脉搏波信号,满足可穿戴设备的需求,并具有显著的市场应用潜力。Pulse rate and blood oxygen levels are crucial physiological parameters that reflect physiological and pathological information within the human body.The system designs a wireless pulse wave monitoring system utilizing a flexible reflective probe and the AFE4490,which is capable of monitoring pulse wave and blood oxygen levels on the human forehead.The system is predominantly based on a reflective flexible probe,the AFE4490,a power supply module,a control microcontroller unit(MCU),and a Wi-Fi module.Post-processing by a slave computer,the collected pulse wave data is wirelessly transmitted to a smartphone.The real-time pulse waveform,pulse rate,and blood oxygen levels are displayed on an application.Following relevant tests and verifications,the system can accurately detect pulse wave signals,meet the requirements for wearable technology,and possesses significant market application potential.

关 键 词：血氧模拟前端AFE4490 无线传输 无创脉搏波监测 反射式柔性探头 

分 类 号：R197.39[医药卫生—卫生事业管理] TH77[医药卫生—公共卫生与预防医学]