ECG-101G型数字心电图机原理及维修案例分析  

Basic principle and troubleshooting for breakdowns in ECG-101G digital electrocardiograph

作　　者：董谦 杨德武 张广兴 徐琳 董超 

机构地区：[1]北京卫生职业学院影像学科,北京100053

出　　处：《中国医学装备》2014年第3期58-60,共3页China Medical Equipment

摘　　要：目的:介绍ECG-101G型数字单通道式心电图机的工作原理,探讨心电图机的常见故障维修案例。方法:简要介绍心电图机的工作原理,分析其故障现象,选择合理的故障测试点完成故障排除。结果:通过分析心电图机常见故障案例,提出了相应的解决办法,提炼了分析思路。结论:通过对心电图机案例分析、维修操作,能够锻炼和提高临床工程师排除故障的能力,确保心电图机的安全使用。Objective： To take ECG-101G digital electrocardiograph （ECG） with a single channel for example, this paper aims to introduce its basic principle and discuss three examples of common troubleshooting for breakdowns. Methods： At first, this paper introduces basic principles of ECG. With analyzing the fault phenomenon, this paper chooses proper testing points and finishes the troubleshooting for breakdowns. Results： With the analysis of three examples of common breakdowns, this paper proposes corresponding solution and refines the analysis mentality. Conclusion： Good understanding of basic principle and troubleshooting for breakdowns is helpful for clinical engineers to practice the ability of maintaining and learn more about ECG.

关 键 词：心电图机 基本原理 故障分析 维修案例 

分 类 号：R473.7[医药卫生—护理学]