A SMS-based Mobile Electrocardiogram Monitoring System

Autor: Wang, Yu-De, 王有德
Rok vydání: 2009
Druh dokumentu: 學位論文 ; thesis
Popis: 97
According to the report of Department of Health, Executive Yuan, Taiwan in 2008, in the ten leading causes of death in Taiwan, Malignant neoplasm (28.9%) and heart disease (9.3 %) ranked second and third respectively. Some of theses lives can often be saved if prompt emergency care and cardiac surgery are provided within golden hour. Thus, patients with a risk of sudden heart failure need to monitor their cardiac health frequently whether they are indoors or outdoors, so that emergency treatment can be given if problems arise. In this study, a short message service (SMS) -based mobile electrocardiogram (ECG) monitoring system was proposed. The proposed system includes two major components: a personal mobility monitoring device, which contains an ECG acquisition module and an ECG monitoring mobile phone, and a health care server. The personal monitoring device and health care server can be located anywhere in the globe if they are under the coverage of Global System for Mobile Communications (GSM) cellular network. When the abnormal variation of heart rate (HR) was detected, not only the ECG monitoring program in the mobile phone would play an alert sound, but also the abnormal ECG data with global positioning system (GPS) information would be combined into the alert message and be transmitted via SMS of GSM network to health care server. Then the rescue team can know the patient location and physical status and to provide healthcare and treatment on time. In daily upload, the monitor program can store the HR every minute, and then send to health care server every two hour. It makes physician to trace the patient status according to history of heart rate. In long-term store-and-forward mode, raw ECG data with location information could also be stored into extended secure digital (SD) memory plugged in mobile phone or the built-in memory of mobile phone. In the health care server, SMS which contains ECG raw data with location of latitude and longitude could be extracted and received by a GSM modem or commercial mobile phone which could be read by physicians. Finally, analysis of message transmission performance using different telecoms and different base stations, and reliability of R peak detection algorithm were performed. The experimental results showed that our proposed system architecture can indeed provide better tele- and mobile healthcare services in practice.
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