CN201104878Y - Heart-electric remote monitoring device based on built-in web server - Google Patents
Heart-electric remote monitoring device based on built-in web server Download PDFInfo
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- CN201104878Y CN201104878Y CNU2007201873778U CN200720187377U CN201104878Y CN 201104878 Y CN201104878 Y CN 201104878Y CN U2007201873778 U CNU2007201873778 U CN U2007201873778U CN 200720187377 U CN200720187377 U CN 200720187377U CN 201104878 Y CN201104878 Y CN 201104878Y
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Abstract
The utility model relates to a remote cardiogram monitor based on embedded web server, comprising a cardiogram recorder, an internet and an observer; wherein, the cardiogram recorder comprises a cardiogram electrode (201), an amplifying and filtering module (202), an microprocessor (203), a display module (204), a power module (205) a memory (206), a network interface (207), a serial port (208) used for communicating with the PC; wherein, the cardiogram signal collected by the cardiogram electrode (201) is amplified, filtered and voltage raised by the amplifying and filtering module (202), and then sent into the microprocessor (203) to be analyzed and processed, finally the waveform and the analysis result are displayed on the display module (204); the cardiogram recorder is connected with the internet through the network interface (207) to send the cardiogram monitoring webpage to the observer to display.
Description
Technical field
This utility model relates to electrocardio long distance monitoring field, has realized a kind of electrocardio long distance monitoring based on the browser/server pattern.
Background technology
In the last few years, the electrocardio long distance monitoring played an increasingly important role in community medicine and family healthcare.Community medicine and domestic monitoring equipment just develop towards portable, intelligent, networked direction at present.Community or family transmit physiological data by network to hospital monitoring center, and hospital's loopback diagnostic result and therapeutic scheme make patient obtain monitoring at home.
Computer network is popularized in unit, community, family gradually, various new, more the access way of high bandwidth constantly enters daily life, required expense is also cheap gradually, and this just makes based on Internet and carries out the important development direction that long distance monitoring becomes community medicine.
Remote monitoring system based on the Internet net adopts Client to carry out data communication mostly, and whole system mainly is made up of client computer, Internet and monitoring central server three parts.Client computer is usually located at family, community, and functions such as Internet are handled and data are sent in the collection, simple data of finishing patient physiological data.Family's end can adopt equipment collections such as PC, special portable formula monitor, PDA to send physiological signal.Client device inserts Internet by several modes such as MODEM dialing, ISDN, ADSL, Ethernet, mobile Internet.Server generally is high performance PC, work station or the server that is positioned at the monitoring center.The function of central station mainly is storage and analyzing and processing data, and the essential information of leading subscriber is looked back and to the management of monitoring end archives and service recorder, intelligent diagnostics etc. data with existing.
This remote monitoring system based on Client also needs to set up large server in medical centre except the electrocardiorecorder that needs family's end, system constitutes complicated, and cost is higher, is difficult for and promotes.And the server at most of monitoring center is to be responsible for also playback of storage, analysis electrocardiogram (ECG) data, and real-time is relatively poor.
The utility model content
The purpose of this utility model is, utilizes the embedded web server technology, realizes a kind of electrocardio long distance monitoring method based on the browser/server pattern, and has designed a kind of electrocardio long distance monitoring device based on embedded web server.
This utility model provides a kind of electrocardio long distance monitoring device based on embedded web server, it is characterized in that being made up of electrocardiorecorder, Internet and browser, described electrocardiorecorder comprises electrocardioelectrode 201, amplification filtering processing module 202, microprocessor 203, display module 204, power module 205, memorizer 206, network interface 207, be used for the serial ports 208 of communicating by letter with PC; Send into microprocessor 203 after the electrocardiosignal amplification that amplification filtering processing module 202 collects electrocardioelectrode 201, filtering, voltage promote and carry out analyzing and processing, and on display module 204 display waveform and analysis result.Recorder is connected to Internet by network interface 207 and transmits the cardiac monitoring webpage and shows to browser.
Use the method for above-mentioned electrocardio long distance monitoring device based on embedded web server, may further comprise the steps:
1) embedded real-time operating system 101 of transplantation support ICP/IP protocol on microprocessor 203; Select for use to have network function as far as possible, support the embedded real-time operating system of ICP/IP protocol.If selected operating system is not supported TCP/IP, then need transplant embedded ICP/IP protocol again, as lwip.
2) transplanting and configuration embedded web server 102 on microprocessor 203 make embedded web server support cgi script;
3) on html page, embed Applet program 104, place on the embedded web server, with the html web page of the browser access server end of supporting Applet;
When 4) Applet program 104 was carried out long distance monitoring, browser sent request to embedded web server, the cgi script 103 of request Connection Service device end.
5) embedded web server 102 operation cgi scripts 103 are set up being connected of Applet program 104 and cgi script 103; Cgi script is divided into three part: CGI1 and is responsible for patient's essential information of storing on the reading and recording device, and the form of information with webpage shown on browser; CGI2 is responsible for reading electrocardiosignal from AD, carries out that the QRS ripple detects, heart rate calculates and five kinds of arrhythmia analysis, will electrocardiogram (ECG) data and the analysis result coding after send to the Applet program; CGI3 is responsible for receiving the patient's essential information by being provided with on the browser, and patient's essential information is stored on the electrocardiorecorder;
6) the Applet program that shows on the browser reads data by embedded web server from CGI2, shows ecg wave form and ECG Signal Analysis result on browser.
Embedded web server 102 is responsible for monitoring browse request.After Web server listens to browse request, if the static Web page request, it will send static html web page and show to browser.If dynamically monitoring request, it is submitted to cgi script with request and handles, and the webpage that cgi script is returned or data are submitted to browser and shown.
Electrocardiorecorder is positioned at family's end, is responsible for gathering, analyzing patient's electrocardiosignal, and realizes the embedded web server function.After electrocardiorecorder was connected to Internet, the medical expert can carry out monitoring of electrocardio remote live and diagnosis by the dynamic web page on the browser by the embedded web server on the browser access electrocardiorecorder anywhere.This method has overcome in the past shortcoming such as system structure complexity, cost height in the electrocardio long distance monitoring, has portable, intelligent, real-time and characteristics such as simple in structure.
Description of drawings
Fig. 1 structural representation of the present utility model;
101, embedded real-time operating system, 102, embedded web server, 103, the cgi script of server end, 104, the Applet program on the html web page;
Fig. 2 electrocardiorecorder system construction drawing of the present utility model;
201, electrocardioelectrode, 202, the amplification filtering processing module, 203, microprocessor, 204, display module, 205, power module, 206, memorizer, 207, network interface, 208, serial ports;
Fig. 3 embedded web server functional schematic;
301, patient's essential information, 302, the Applet program, 303, user's login and essential information setting, 304, the BOA server, 305, built-in Linux operating system, 306, CGI1,307, CGI2,308, CGI3, A, browser end monitoring webpage, B, browser end, C, server end;
Fig. 4 CGI2 overall flow figure;
Multithreading communication flow diagram among Fig. 5 CGI2;
Fig. 6 Java Applet program flow diagram;
The specific embodiment
This utility model adopts aforesaid electrocardio long distance monitoring device based on embedded web server to design.
As shown in Figure 2, the system structure of embodiment of the present utility model comprises electrocardioelectrode 201, amplification filtering processing module 202, microprocessor 203, display module 204, power module 205, memorizer 206, network interface 207, is used for serial ports 208 of communicating by letter with PC etc.Send into microprocessor 203 after the electrocardiosignal amplification that amplification filtering processing module 202 collects electrocardioelectrode 201, filtering, voltage promote and carry out analyzing and processing, and on display module 204 display waveform and analysis result.Display module 204 has the liquid crystal display screen that touches for band, functions such as collection that therefore can be by function menu control electrocardiosignal in the display module 204, storage, analysis.Recorder is connected to Internet by network interface 207 and transmits the cardiac monitoring webpage and shows to browser.
Adopt 32 low-power consumption ARM9 microprocessor S3C2410 among the embodiment of the present utility model, utilized its 8 tunnel 10 built-in AD to carry out the collection of electrocardiosignal.
Adopted built-in Linux operating system among the embodiment of the present utility model, its cost is low, and is portable strong, supports ICP/IP protocol, and safe, stability is strong.Cut out and customize by simple function, this utility model has been transplanted linux kernel, and with the cramfs file system as root file system.
Among the embodiment of the present utility model, the interface and the monitoring function that have adopted MiniGUI to carry out on the display screen design.The user can control recorder by the control on the interface, and collection, demonstration, storage and the essential information that comprises electrocardiosignal such as is provided with at function, realizes man-machine interaction.
As shown in Figure 3, utilize the BOA server to realize the embedded web server function among the embodiment of the present utility model.This server generation code space is little, and source code is open, the performance height, and response speed is fast.In this utility model, the BOA server is responsible for monitoring and the response browse request, and the operation cgi script is realized functions such as the dynamic monitoring of electrocardio.Browser submits to request to give the BOA server, and server listens to and at first sends the monitoring webpage after the browse request and show to browser, shows the Applet program on browser.When browser when the server request shows patient's essential information, server is submitted to request and is responsible for showing that the CGI1306 of patient's essential information handles, and the webpage of returning result is given browser.In the time will on webpage, carrying out cardiac monitoring, the Applet program sends connection request to the BOA server by browser, server is submitted to request the CGI2307 that is responsible for monitoring, by CGI2307 electrocardiogram (ECG) data is gathered and analyzed, produce analysis result and submit to the BOA server, the Applet control that is sent on the browser by server shows.When the essential information that submit to be provided with when browser was given the BOA server, server was given CGI3308 the data of submitting to, by CGI3308 with data storage in electrocardiorecorder.
Among the embodiment of the present utility model, the cgi script that moves on the Web server is divided into three part: CGI1 and is responsible for patient's essential information of storing on the reading and recording device, and the form of information with webpage shown on browser; CGI2 is responsible for reading electrocardiosignal from AD, carries out that the QRS ripple detects, heart rate calculates and five kinds of arrhythmia analysis: arrhythmia, tachycardia, bradycardia, leakage are fought, are stopped fighting, will electrocardiogram (ECG) data and the analysis result coding after send to the Applet program; CGI3 is responsible for receiving the patient's essential information by being provided with on the browser, and patient's essential information is stored on the electrocardiorecorder.
For real-time and the accuracy that guarantees to gather, analyze, save the embedded system resource, adopted multi-thread mechanism in the CGI2 program: carry out the collection of electrocardiosignal by the intervalometer receptance function, the R ripple detects thread and carries out the detection of QRS wave group, heart rate calculating and arrhythmia analysis, and analysis result output thread is responsible for data are exported to Web server.As Fig. 4, when server calls CGI2, program is at first to Web server dateout head, and specifying the output result of CGI2 program is data type; Then the initialization condition variable is used for communicating by letter between multithreading, comprises obstruction, wakes thread up; Create then and block the QRS ripple and detect thread and analysis result output thread; AD equipment in the initialization microprocessor 203 then; Intervalometer is set, realizes the collection of electrocardiogram (ECG) data by intervalometer.
In the intervalometer receptance function, program reads electrocardiogram (ECG) data from AD, utilizes Haining smoothing filter filtering interfering.After gathering the electrocardiogram (ECG) data of certain hour, program will send signal and wake the R ripple detection thread that gets clogged up, and the electrocardiogram (ECG) data that collects is carried out the detection of QRS wave group, heart rate calculating and arrhythmia analysis.Detect and arrhythmia analysis in order to carry out the QRS wave group, the electrocardiogram (ECG) data of analyzing will comprise four or five cardiac electrical cycle at least.Analyze with 6 seconds electrocardiogram (ECG) data in the present embodiment,, occur 5 cardiac electrical cycle at least, can carry out arrhythmia analysis for the normal person.The R ripple detects and adopts the difference threshold method to detect the QRS ripple in the thread, is detecting after date between RR, calculates heart rate.Simultaneously, 5 kinds of arrhythmia are detected: tachycardia, bradycardia, arrhythmia, stop fighting and leakage is fought.After analysis was finished, this thread sent signal and wakes analysis result output thread up.In analysis result output thread, program is at first added a specific data head before electrocardiogram (ECG) data and analysis result, data type with the difference transmission sends to data on the Web server then, and last R ripple detection thread and result export thread and get clogged up to be waken up next time.The inter-thread communication software flow as shown in Figure 5.
Among the embodiment of the present utility model, Applet program on the html web page has realized connecting with the CGI2 of server end, reads electrocardiogram (ECG) data and analysis result from long-range connection, decoding back drawing waveforms on Applet, the display analysis result, flow chart as shown in Figure 6.
In the Applet program, program at first connects with the CGI2 of server end, obtains teledata stream, promptly reads data from long-range connection.Intervalometer is set then, is used for regularly from long-range CGI2 program, reading electrocardiogram (ECG) data and at the webpage waveform that draws.After receiving data, program can be classified by data head, draws ecg wave form on webpage, the display analysis result.
Utilize embodiment device of the present utility model to link to each other to constitute remote electrocardiogram monitor device based on embedded web server with Internet.MPS450 takes place and produces various types of electrocardiosignaies in the electrocardiosignal simulation of using U.S. Fiuke Co., Ltd to produce, gathers with this utility model embodiment device.Import the IP address of present embodiment in the browser address bar of All-China Federation of Taiwan Compatriots's net computer.To show the electrocardio long distance monitoring page on the browser, the left side of the page will show the patient's who stores in the present embodiment essential information.Page right half part is the Applet program, clicks the collection button on the Applet, will dynamically show ecg wave form, heart rate and arrhythmia analysis result on the page.Change the wave-shape amplitude and the heart rate of electrocardiosignal generator, the waveform on the monitoring webpage also changes rapidly thereupon, and this shows that this device can guarantee real time of data transmission.
After experiment was finished, the actual parameter of the ecg wave form that testing result and electrocardiosignal generator are produced compared, and its result is as shown in table 1.Visible detection result's hrv parameter is consistent with the electrocardiosignal parameter that reality produces basically, and this has reflected the accuracy of device.
Computer network is popularized in unit, community, family gradually, various new, more the access way of high bandwidth constantly enters daily life, for the remote electrocardiogram monitor based on Internet has brought facility.The electrocardiorecorder of electrocardio long distance monitoring method described in the utility model in only must this utility model embodiment links to each other with Internet and can constitute, and system structure is simple, has saved the required expense of large server of setting up greatly.This electrocardio monitoring method based on the browser/server pattern, needn't be on PC install software, brought facility for patient and doctor's operation, be a kind of simple, electrocardio monitoring method of being convenient to promote.
Table 1 testing result relatively
Claims (1)
1, a kind of electrocardio long distance monitoring device based on embedded web server, it is characterized in that being made up of electrocardiorecorder, Internet and browser, described electrocardiorecorder comprises that electrocardioelectrode (201), amplification filtering processing module (202), microprocessor (203), display module (204), power module (205), memorizer (206), network connect (207), are used for the serial ports (208) of communicating by letter with PC; Send into microprocessor (203) after the electrocardiosignal amplification that amplification filtering processing module (202) collects electrocardioelectrode (201), filtering, voltage promote and carry out analyzing and processing, and go up display waveform and analysis result at display module (204); Recorder connects (207) by network and is connected to Internet and transmits the cardiac monitoring webpage and show to browser.
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| CNU2007201873778U CN201104878Y (en) | 2007-12-21 | 2007-12-21 | Heart-electric remote monitoring device based on built-in web server |
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| CNU2007201873778U CN201104878Y (en) | 2007-12-21 | 2007-12-21 | Heart-electric remote monitoring device based on built-in web server |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104112058A (en) * | 2013-04-18 | 2014-10-22 | 孙健 | Physical fitness training cloud-data acquiring system and method |
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| CN104112058A (en) * | 2013-04-18 | 2014-10-22 | 孙健 | Physical fitness training cloud-data acquiring system and method |
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Granted publication date: 20080827 Termination date: 20100121 |