摘要
介绍了一种ECG监护仪检测放大电路的设计方法。系统主要由前置放大电路、带通滤波电路、50Hz和35Hz陷波电路、主放大电路以及电平提升电路构成。此外,还设有电极脱落报警电路。经实验表明:该系统工作稳定可靠,达到设计要求,可用于ECG监护仪中。
To describe the design of an ECG monitor detection amplifier circuit.The system is composed of preamplifier circuit,the band-pass filter circuit,50 Hz and 35 Hz notch circuits,the main amplifying circuit and a level-up circuit.In addition,it also has the alarm circuit of electrode shedding.The experiments show that the system is stable and reliable and can meet the design requirements,Therefore it can be used for ECG monitors.
出处
《生物医学工程研究》
2013年第1期31-34,37,共5页
Journal Of Biomedical Engineering Research
关键词
ECG
前置放大电路
陷波滤波器
电平提升电路
电极脱落检测
Electrocardiogram(ECG)
Preamplifier circuit
Notch filter
Level-up circuit
Detection of electrode shedding
