凌振宝;黄越;李肃义;

• 1:吉林大学仪器科学与电气工程学院

摘要(Abstract)：

针对心电监护仪监测运动状态时易出现心电信号饱和现象,改进系统硬件电路,设计一种基于自动增益放大的便携式心电监护仪,选择合适前置放大及右腿驱动电路放大源信号,利用高通和低通滤波电路过滤信号噪声;加入以AD603芯片为核心的自动增益控制电路,通过调整放大倍数,自动调节采集心电信号幅值,避免出现饱和现象.实验结果表明,系统能够自动识别运动中的心电信号,并且失真度较小,能够为监测早期冠心病等心脏系统疾病提供准确结论.

关键词(KeyWords)：心电监测;自动增益;便携式;控制电路;信号;饱和

Abstract:

Keywords:

基金项目(Foundation):吉林省科技厅重点项目(20100350)

作者(Author):凌振宝;黄越;李肃义;

Email:

参考文献(References)：

• [1]雷靳灿,廖彦剑,郑小林,等.模块式多功能运动心电监测系统的设计[J].仪器仪表学报,2010,31(7):1484-1489.Lei Jincan,Liao Yanjian,Zheng Xiaolin,et al.Design of modular and multi-function exercise ECG diagnosis system[J].ChineseJournal of Scientific Instrument,2010,31(7):1484-1489.

• [2]尚宇,王维.心电监护仪的特性及发展[J].电子科技,2011,24(9):80-86.Shang Yu,Wang Wei.The development prospects of ECG monitoring circuit[J].Electronic Sci.&Tech,2011,24(9):80-86.

• [3]余辉,郭海燕,吕扬生.基于移动心电实时监护终端设计[J].电子测量与仪器学报,2007,21(2):86-89.Yu Hui,Guo Haiyan,Lv Yangsheng.Design of ECG real-time monitor system based on mobile technology[J].Journal of ElectronicMeasurement and Instrument,2007,21(2):86-89.

• [4]闵珊,张歆东.基于C8051F320单片机的心电监护系统设计[J].吉林大学学报:信息科学版,2011,29(6):554-560.Min Shan,Zhang Xindong.Design of ECG monitoring system based on C8051F320[J].Journal of Jilin University:Information Sci-ence Edition,2011,29(6):554-560.

• [5]李刚,谌雅琴,叶文宇.高速同步采样的十二道心电图机电路设计[J].仪器仪表学报,2001,22(4):97-98.Li Gang,Chen Yaqin,Ye Wenyu.Design of 12-channel synchronization sampling ECG[J].Chinese Journal of Scientific Instru-ment,2001,22(4):97-98.

• [6]董伟超,孟令军,张会新.一种低噪声便携式的心电监测仪设计[J].现代电子技术,2009,32(5):127-129.Dong Weichao,Meng Lingjun,Zhang Huixin.Design of portable and low noise ECG monitor[J].Modern Electronics Technique,2009,32(5):127-129.

• [7]李肃义,杨美玲,丁梅.动态心电采集记录系统的发展与展望[J].生物医学工程学杂志,2012,29(1):175-178.Li Suyi,Yang Meiling,Ding Mei.Development of dynamic ECG acquisition and recording system:review and prospect[J].Journal ofBiomedical Engineering,2012,29(1):175-178.

• [8]林静.基于USB接口的虚拟心电监护仪设计[J].自动化技术与应用,2011,30(12):74-77.Lin Jing.Design of the virtual ECG monitor based on USB interface[J].Techniques of Automation and Application,2011,30(12):74-77.

• [9]郭艳卫,谢建华,刘海波.单电源心电图机前置放大器的设计[J].吉林大学学报:信息科学版,2011,29(2):116-120.Guo Yanwei,Xie Jianhua,Liu Haibo.Design of preamplifier in single supply ECG machine[J].Journal of Jilin University:Informa-tion Science Edition,2011,29(2):116-120.

• [10]黄敏松,行鸿彦,刘建成.ECG监护仪前置放大电路的设计[J].现代电子技术,2007,30(16):187-189.Huang Minsong,Xing Hongyan,Liu Jiancheng.Design of ECG preamplifier circuit[J].Modern Electronics Technique,2007,30(16):187-189.

• [11]刘梁,林都督,孙莉倩.128道心外膜电位标测系统的前置放大模块的设计[J].生物医学工程学进展,2010,31(3):138-141.Liu Liang,Lin Dudu,Sun Liqian.The design of pre-amplifier module in the 128-channel epicardial potential mapping system[J].Journal of Biomedical Engineering,2010,31(3):138-141.

• [12]朱大缓,郭育华,汪公社.便携式心电检测放大电路设计[J].医疗卫生装备,2008,29(5):21-23.Zhu Dahuan,Guo Yuhua,Wang Gongshe.Design of amplifier circuit for portable electrocardiogram monitoring system[J].ChineseMedical Equipment Journal,2008,29(5):21-23.

• [13]蒋阅峰,杨燕红.基于ARM处理器的和CF卡的动态心电监护系统[J].电子测量与仪器学报,2006,20(3):71-74.Jiang Yuefeng,Yang Yanhong.Ambulatory ECG monitoring system based on ARM and CF card[J].Journal of Electronic Mea-surement and Instrument,2006,20(3):71-74.

• [14]王余涛.基于嵌入式系统的便携式心电监护系统的研制[D].哈尔滨:哈尔滨工业大学,2010.Wang Yutao.Design and implement of a portable ECG monitoring system using embedded system[D].Haerbin:Harbin Institute ofTechnology,2010.

• [15]林海平,陈静.一种便携式心电监护仪[J].武汉理工大学学报,2009,31(14):134-137.Lin Haiping,Chen Jing.Design of portable ECG monitor[J].Journal of Wuhan University of Technology,2009,31(14):134-137.