导纳血液循环自动检测仪的程序实现  

Development of the program system of the Automatic Admittance Tester for Blood Circulation

作　　者：王卫兵[1] 关春怡[2] 姚国清[3] 

机构地区：[1]首都医科大学,北京100054 [2]大连医科大学,辽宁大连116027 [3]中国地质大学,北京100088

出　　处：《医疗设备信息》2004年第5期9-11,19,共4页Information of Medical Equipment

摘　　要：本文介绍了导纳血液循环自动检测仪的系统研制 ,该仪器是一种无创伤心脏功能全自动检测仪器 ,它综合了计算机技术和生物电子工程技术为一体 ,拾取心电、心音、导纳等生物信号 ,并通过计算机软件处理 ,实时显示在计算机屏幕上 ,去除干扰、自动提取特征点、进行波形分析、导纳微分环分析、频谱分析以及计算几十项观察诊断心脏功能的参数。该软件系统的设计为基础和临床诊断设备的开发提供了又一种实现方法。This paper introduces a development of software used for the automatic admittance tester.The tester is a non-invasive,automatic detecting device for cardiac function.It takes out bioelectric signal of ECG,PCG,etc.by means of computer technique and bioelectric technique.The real-time waves have shown on the screen.In the mean time,the disturbing signal,automatically taking characteristic point,wave analysis,admittance differential loop analˉysis,admittance spectral analysis and many calculated parameters of cardiac function has been processed by software.This software design provides one kind of applied technique for software development of clinical detecting device.

关 键 词：导纳 导纳图 导纳微分环 实时采集 多线程 异步方式 基线校正 叠加 

分 类 号：TH776[机械工程—仪器科学与技术]