基于虚拟仪器和远程网络的心电信号处理传输系统的研制

摘要

目的:研制一种心电信号实时采集、放大处理系统,实现心电信号网络传输与显示.方法:采用已获取的原始噪声心电信号,运用虚拟仪器开发系统——LabVIEW编写和设计软件,实现信号的增益放大和去噪滤波,并利用基于传输控制协议/因特网互联协议(transmission control protocol/intemet protocol,TCP/IP)的网络组件编程,将处理后的心电信号使用双机通信模型完成数据传输至远程客户端.结果:该系统操作简单、可靠性强、具有良好的人机交互界面,并且操作简单,可以在医院和社区医联体等单位之间实现心电信号的远程实时传输和浏览.结论:该系统为心电信号远程采集传输提供了一种可行的解决方案,对于远程医疗软件的开发有一定的借鉴性,具有很好的实际应用价值.%Objective To develope a realtime system for ECG signals acquisition,amplification and network transmission.Methods The raw noisy ECG signals underwent gain amplification,denoising and filtering by a system developed by virtual instrument and LabVIEW,and network component programming was carried out based on TCP/IP.Then the processed ECG signals were transmitted to remote terminals with dual communication model.Results The system behaved well in easy operation,high reliability and man-machine interface,and could be used to realize remote realtime transmission and browsing of ECG signals between the hospital and medical communities.Conclusion The system may be a choice for ECG signals remote acquisition and transmission,and provides references for the development of telemedicine software.