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| 一种血压信号放大仪的研制 | |
| 引用本文： | 王卫国,戚云虹,程静华,康喆,王雅婷.一种血压信号放大仪的研制[J].医疗卫生装备,2011,32(12):32-33. |
| 作者姓名： | 王卫国 戚云虹 程静华 康喆 王雅婷 |
| 作者单位： | 1. 300162,天津 武警后勤学院数理教研室 2. 300162,天津 武警后勤学院基护教研室 3. 300162,天津 武警后勤学院形态实验中心 |
| 摘 要： | 目的:研制一种血压信号放大装置,用于课堂教学或临床带教,也可用于临床诊断.方法:该仪器用压电薄膜传感器采集测量血压时肱动脉的振动信号,将其转换为弱电信号,然后利用音频放大电路将声音输出.结果:血压信号放大仪设计科学,测量血压时可以清晰地把肱动脉搏动音的变化用扬声器播放出来.结论:该血压信号放大装置使用方便,可应用于教学听诊和临床,也可用于其他脉搏信号的声音放大. |
| 关 键 词： | 血压 传感器 脉搏 信号放大 |
Design of Blood Pressure Signal Amplification Apparatus |
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| WANG Wei-guo , QI Yun-hong , CHENG Jing-hua , KANG Zhe , WANG Ya-ting.Design of Blood Pressure Signal Amplification Apparatus[J].Chinese Medical Equipment Journal,2011,32(12):32-33. | |
| Authors: | WANG Wei-guo QI Yun-hong CHENG Jing-hua KANG Zhe WANG Ya-ting |
| Institution: | WANG Wei-guo1,QI Yun-hong2,CHENG Jing-hua3,KANG Zhe1,WANG Ya-ting1(1.Department of Mathematical and Physics,Logistics University of CPAPF,Tianjin 300162,China,2.Department of Basic Nursing,china,3.Morphologic Experiment Center,China) |
| Abstract: | Objective To design a blood pressure signal amplification apparatus for teaching,practice and diagnosis.Methods Piezoelectric membrane sensor was used to acquire and detect the oscillation signal from the brachial artery,and then the signal was transformed into weak electric one and output through the audio amplification circuit.Results The apparatus could broadcast the pulse of the brachial artery through the speaker for blood pressure measurement.Conclusion The blood pressure signal amplification apparatu... |
| Keywords: | blood pressure sensor pulse signal amplification |
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