ECG-6951D型心电图机定标原理分析与故障解决方案

心电图机的定标在临床中主要用于测量心电信号幅度大小和校正机器灵敏度。通过对ECG-6951D型数字心电图机定标的原理、技术流程以及电路进行分析,归纳总结定标电路常见的3种故障现象和故障处理方法,为数字心电图机维修提出解决方案。     

Research of the examination method of ET-CO2 based on high speed operation chip ADμC7026

Objective To develop one kind of mainstream ET-CO2 (carbon dioxide of the expiration tip)detector which provides accurate and real-time testing results. Methods Applying ADμC7026 as central processing unit for data pre-processing, temperature compensation algorithm and non-linear correction, the ETCO2 concentration, respiration waveform and respiration rate were obtained. Results The analyzing results of the experimental data shows that the system meets the design requirements with fine stability, rapid response, good repeatability and high accuracy. Conclusion ET-CO2 detector based on ADμC7026 makes the detection of CO2 more accurate and reliable, which provides more accurate real-time data for critical patient monitoring, anesthetic care, pediatric respiratory care and so on.     

医用CO2浓度检测系统设计及信号处理方法研究

目的 研究一种基于NDIR非分光红外吸收气体检测原理的医用CO2浓度实时检测系统.方法 采用单光源双光路的主流式一体化方法进行传感器气室设计,以ADμC7026为主控芯片实现硬件系统控制,并利用该芯片的资源优势和数据处理优势进行温度补偿,参数校准以及数据映射等信号处理.结果 通过实验证明,该系统运行稳定,响应快,数据准确可靠,基本误差较小.结论 该系统能够用于对呼吸CO2浓度进行连续地实时监测和参数计算,为医生了解患者病情提供直观的参考信息.     

Research of the examination method of ET-CO2 based on high speed operation chip ADμC7026

Objective To develop one kind of mainstream ET-CO2 (carbon dioxide of the expiration tip)detector which provides accurate and real-time testing results. Methods Applying ADμC7026 as central processing unit for data pre-processing, temperature compensation algorithm and non-linear correction, the ETCO2 concentration, respiration waveform and respiration rate were obtained. Results The analyzing results of the experimental data shows that the system meets the design requirements with fine stability, rapid response, good repeatability and high accuracy. Conclusion ET-CO2 detector based on ADμC7026 makes the detection of CO2 more accurate and reliable, which provides more accurate real-time data for critical patient monitoring, anesthetic care, pediatric respiratory care and so on.     

“互联网+全科医师”服务模式的探索与实践

在“互联网+”新形势下,为优化医疗资源配置、转变服务理念、优化就医流程、规范分级诊疗,充分体现“以患者为中心”服务理念,十堰市太和医院全科医师团队开展“互联网+全科医师”线上诊疗服务工作。现对该模式相关流程内容进行介绍,为我国医疗卫生机构开展”互联网+全科医师”服务提供参考。     

基于高速运算芯片ADμC7026的ET-CO2检测方法研究

目的研制一种能够提供准确、实时检测结果的主流式呼吸末二氧化碳（ET—CO2）检测装置。方法采用ADμC7026作为中央处理部件，用于进行数据预处理、温度补偿和非线性校正，得到ET—CO2浓度值、呼吸波形和呼吸率。结果经实验结果分析，该系统运行稳定，响应较快，可重复性好，精度高，满足设计要求。结论基于ADμC7026的ET-CO2检测装置测得的数据准确可靠，可以为危重患者监护、麻醉手术监护、小儿呼吸监护等方面提供更加准确的实时数据。     

基于积分肌电值的磨牙症实时监测系统研究

目的：设计一种基于积分肌电值的磨牙症实时监测系统，为夜间磨牙症患者的磨牙监测和量化评估提供可能。方法：该系统由信号采集、信号处理、磨牙症监测等模块组成。信号采集模块主要由MyoWare肌电传感器、电极、Arduino单片机等组成，完成积分肌电信号的采集；信号处理模块采用中值滤波方法消除基线漂移，再采用基于拉依达准则的自适应阈值积分肌电包络检测算法实现磨牙包络检测，然后运用数据统计提取磨牙状态的阈值特征参数；磨牙症监测模块通过设计开发的实时监测软件实现各类磨牙指标统计以及磨牙状态监测。选取3名有过磨牙经历并清楚其磨牙方式的志愿者进行磨牙症监测功能模拟实验，验证磨牙肌电包络检测准确率和磨牙监测指标统计功能。结果：实验结果表明磨牙包络检测总体准确率为98.3%，且3名志愿者的磨牙状态指标监测结果与模拟预设情况一致。结论：该系统具有可穿戴性好、实时性高、磨牙包络检测准确率高、指标参数丰富等优点，可实现夜间磨牙监测，为磨牙症诊断提供了参考。