本文關鍵詞： 3G網(wǎng)絡 遠程監(jiān)護 互聯(lián)網(wǎng) 嵌入式系統(tǒng)　出處：《第四軍醫(yī)大學》2014年碩士論文　論文類型：學位論文

【摘要】：便攜式遠程心電監(jiān)護系統(tǒng)是一種以無線移動通信網(wǎng)絡為框架的新型監(jiān)護系統(tǒng)，一般由若干便攜式監(jiān)護終端設備、無線移動通信網(wǎng)絡、醫(yī)院監(jiān)護中心系統(tǒng)組成。經(jīng)過多年的研發(fā)，便攜式遠程監(jiān)護系統(tǒng)取得一定進展，，但是傳統(tǒng)的遠程監(jiān)護系統(tǒng)大多是以GPRS或者CMDA1x網(wǎng)絡作為移動通信網(wǎng)絡，普遍存在著傳輸速度低、信號穩(wěn)定性差等問題。隨著網(wǎng)絡技術和軟硬件技術的不斷進步，遠程心電監(jiān)護系統(tǒng)也需要不斷發(fā)展和改進。 本文的研究工作主要是在總結國內外研究成果的基礎上，以3G移動通信網(wǎng)絡為技術框架，研制開發(fā)遠程心電監(jiān)護系統(tǒng)的便攜式監(jiān)護終端部分和醫(yī)院監(jiān)護中心系統(tǒng)。便攜式監(jiān)護終端使用發(fā)射功率低、傳輸穩(wěn)定的SIM5216模塊作為3G無線通信模塊。配置必要的外圍電路并且植入嵌入式操作系統(tǒng)，實現(xiàn)心電信號的采集、存儲、發(fā)送、醫(yī)囑信息的接收以及人機交互等功能。醫(yī)院監(jiān)護中心系統(tǒng)采用網(wǎng)絡技術、數(shù)據(jù)庫技術實現(xiàn)信號的接收、存儲、分析、回放以及醫(yī)囑信息發(fā)送等功能。 本研究主要完成以下幾個方面的工作： 1、完成便攜式監(jiān)護終端的硬件設計，采用性能先進的SIM5216模塊作為3G無線網(wǎng)絡通信模塊，該模塊以半串口方式連接到CPU，在命令和數(shù)據(jù)兩種狀態(tài)下和CPU通訊。監(jiān)護終端包括心電信號預處理系統(tǒng)和嵌入式硬件系統(tǒng)，預處理系統(tǒng)采用放大、濾波等方法處理心電信號，將放大1000倍的心電信號送入采樣電路。嵌入式的硬件系統(tǒng)以S3C2440為中央處理單元，配置了RAM、 ROM、液晶顯示屏、觸摸屏等外圍設備。 2、完成便攜式監(jiān)護終端的軟件設計，為實現(xiàn)監(jiān)護終端的3G無線移動網(wǎng)絡通信功能，配置內核支持PPP協(xié)議，在根文件系統(tǒng)中添加3G撥號程序和腳本文件，確保開機后自動撥號上網(wǎng)，在掉線后自動重撥，應用程序設計中采用TCP協(xié)議來實現(xiàn)數(shù)據(jù)交互。此外，監(jiān)護終端還具備信號采集、醫(yī)囑管理等功能。 3、完成醫(yī)院監(jiān)護中心系統(tǒng)的軟件設計，建立TCP服務器線程監(jiān)聽來自3G網(wǎng)絡端口的連接請求，收到請求以后建立連接并接收數(shù)據(jù)。監(jiān)護中心系統(tǒng)采用SqlServer數(shù)據(jù)庫驅動，分別建立患者信息表、心電信息表、醫(yī)囑信息表、報警信息表，統(tǒng)一管理數(shù)據(jù)信息。醫(yī)院監(jiān)護中心系統(tǒng)具備一定的診斷功能，主要是通過分析RR間期來計算患者的心率，判斷心動過速、早搏、停搏等病情。醫(yī)生在做出診斷以后，通過數(shù)據(jù)通信方式將醫(yī)囑信息發(fā)送到便攜式監(jiān)護終端。 本研究主要創(chuàng)新點在于： 1、將3G移動通信技術引入到移動監(jiān)護系統(tǒng)，設計了一種適合3G移動通信網(wǎng)絡的遠程監(jiān)護終端，提供一種實時無線的監(jiān)測手段，保證系統(tǒng)能夠在移動通信網(wǎng)絡覆蓋的范圍內使用。 2、建立了與3G網(wǎng)絡相適應的醫(yī)院監(jiān)護中心系統(tǒng)，監(jiān)聽來自便攜式終端的連接請求，實現(xiàn)數(shù)據(jù)交互。探討了中心監(jiān)護系統(tǒng)心電數(shù)據(jù)的存儲方法，以數(shù)據(jù)庫和文件系統(tǒng)相結合的形式，實現(xiàn)心電信號的存儲和讀取功能。 3G移動網(wǎng)絡通信技術可應用于多種心臟病如各種心律失常、心肌缺血、傳導障礙的監(jiān)護，各科病人的手術中監(jiān)護和術后觀察的各項監(jiān)測。也可以用于危重患者在長短途轉運過程中的監(jiān)護，緩解ICU資源緊張的局面。3G技術的臨床應用在改善醫(yī)療條件，為醫(yī)療安全提供新保障方面具有重要意義。
[Abstract]:A portable remote ECG monitoring system is a new type of monitoring system based on wireless mobile communication network is generally composed of several portable monitoring terminal equipment, wireless mobile communication network, composed of hospital monitoring center system. After years of development, the portable remote monitoring system has made certain progress, but most of the traditional remote monitoring system is based on GPRS or CMDA1x network is a mobile communication network, widespread transmission speed is low, the problem of signal and poor stability. With the development of network technology and software technology, the remote ECG monitoring system also requires the continuous development and improvement.
The main research work of this paper is based on summarizing the domestic and foreign research results, to the 3G mobile communication network technology framework, research and development of remote ECG monitoring system of portable monitoring terminal and monitoring center in hospital system. Low power portable monitoring terminal, SIM5216 transmission module stable as 3G wireless communication module. The peripheral circuit configuration the necessary and embedded operating system, to achieve the ECG signal acquisition, storage, transmission, reception and human-computer interaction function order information. Hospital monitoring center system based on network technology, analyzes the received signal, database technology, storage, playback and other functions to send orders information.
The main work of this study is to complete the following aspects:
1, the completion of the hardware design of portable monitoring terminal, using advanced SIM5216 module performance as 3G wireless network communication module, the module is connected to the CPU in serial mode, command and data in two states and CPU communications. The monitoring terminal system and embedded hardware system including ECG signal pretreatment, pretreatment system using amplification filtering methods of processing ECG signals, the ECG signal will be amplified 1000 times into the sampling circuit. The hardware system embedded with S3C2440 as the central processing unit, the configuration of the RAM, ROM, LCD display, touch screen and other peripheral equipment.
2, complete the software design of portable monitoring terminal, to achieve monitoring terminal 3G wireless mobile network, configure the kernel to support PPP protocol, add 3G dialer and script files in the root file system, ensure the boot after the automatic dial-up, when disconnected after the automatic dial, uses the TCP protocol to realize data exchange application in the design. In addition, the monitoring terminal also includes a signal acquisition, order management and other functions.
3, complete the software design of hospital monitoring center system, the establishment of the TCP server thread monitor from the 3G network port connection request, receives the request to connect and receive the data. The monitoring center system based on SqlServer database driven, respectively establish the patient information table, ECG information table, ordering information table, alarm information table, the unified management of data information. Hospital monitoring center system has diagnosis function, mainly through the analysis of the RR interval to calculate the heart rate, judge tachycardia, premature arrest, etc. disease. Doctors in making a diagnosis to, will be ordering information sent to the portable monitoring terminal by means of data communication.
The main innovation of this study is:
1, 3G mobile communication technology is introduced into mobile monitoring system. A remote monitoring terminal suitable for 3G mobile communication network is designed, providing a real-time wireless monitoring means to ensure that the system can be used in the coverage of mobile communication network.
2, establish the hospital monitoring center system compatible with 3G network, monitor from the portable terminal connection request, to achieve data exchange. To investigate the storage method of the central monitoring system of ECG data, combined with database and file system in the form of ECG signal storage and read functions.
3G mobile network communication technology can be applied to a variety of heart diseases such as arrhythmia, myocardial ischemia, monitoring conduction disorders, the monitoring of the monitoring and observation of patients after surgery. Of all the patients can also be used for the care of critically ill patients in the short and long distance transport in the process of clinical application of.3G technology, ease the situation of resource of ICU in the improvement of medical conditions, is of great significance to provide a new guarantee for the safety of medical services.

【學位授予單位】：第四軍醫(yī)大學
【學位級別】：碩士
【學位授予年份】：2014
【分類號】：TN929.53;R-05


本文編號：1517533