Physiological signal detection plays a very important role in the experimental setting of biomedical engineering.In order to solve the existing traditional monitor deficiencies in the experiments,a physiological signal detection experimental system based on virtual instrument is developed.This paper gives the design process for the experimental system which can detect the ECG,heart sounds,pulse,and temperature.The physical characteristics of these signals can be observed through the computer.This system proves to have increased teaching efficiency and decreased experimental cost.%生理信号的检测在生物医学工程相关专业的实验设置中占有非常重要的地位.为了解决现有传统监护仪的不足,设计了基于虚拟仪器技术的生理信号检测实验系统,给出了系统的设计过程.该实验系统实现心电、心音、脉搏、温度等生理参数的检测,通过计算机来观察这些生理信号的特征,提高了教学效率,降低了实验成本.
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