CN205338943U

CN205338943U - Wireless long -distance electrocardio monitoring system

Info

Publication number: CN205338943U
Application number: CN201520971073.5U
Authority: CN
Inventors: 钮建康
Original assignee: Jiangsu Sidi Medical Technology Co Ltd
Current assignee: Jiangsu Sidi Medical Technology Co Ltd
Priority date: 2015-11-30
Filing date: 2015-11-30
Publication date: 2016-06-29
Anticipated expiration: 2025-11-30

Abstract

The utility model relates to a wireless long -distance electrocardio monitoring system has electrocardio detection terminal, wireless communication network and hospital guardianship center, and electrocardio detection terminal and wireless communication network are connected, and wireless communication network passes through wireless network and hospital's central connection of guardianship, electrocardio detection terminal includes electrocardio signal acquisition module, and electrocardio signal acquisition module sends data to singlechip through analog -to -digital conversion module, wireless communication network is including GPRS wireless transmission module and PC, the singlechip is connected with GPRS wireless transmission module and PC, and the real -time collection and the teletransmission of electrocardiosignal have been realized to the last SIM card that is connected with of GPRS wireless transmission module, and have portable, low -power consumption, real -time, intelligent, disturb little characteristics, use and easy operation, the noise is little, the accuracy is high.

Description

Wireless remote cardioelectric monitor system

Technical field

This utility model relates to a kind of wireless remote cardioelectric monitor system.

Background technology

As the conventional method of heart disease clinical examination, electrocardiogram has hurtless measure, simple to operate, the feature such as fast of publishing picture, and the diagnosis for various arrhythmia and conductive impairment has decisive role.Along with developing rapidly of the correlation technique such as computer network, communication, Electrocardiography technology is also applied to tele-medicine field gradually so that the remote healthcare service that hospital is cardiac is possibly realized.So far, the domestic electrocardio transmission system having had been developed for passing through landline telephone transmission electrocardiosignal, big, relatively costly owing to disturbing, it is not applied to clinic.

Utility model content

The technical problems to be solved in the utility model is: overcome the deficiency in prior art, it is provided that a kind of Real-time Collection realizing electrocardiosignal and remote transmission, and have portable, low-power consumption, in real time, intelligent, disturb little wireless remote cardioelectric monitor system.

This utility model solves its technical problem and be the technical scheme is that a kind of wireless remote cardioelectric monitor system, there is ECG detecting terminal, cordless communication network and hospital monitoring center, ECG detecting terminal is connected with cordless communication network, cordless communication network is connected with hospital monitoring center by wireless network, described ECG detecting terminal includes ecg signal acquiring module, and ecg signal acquiring module sends data to single-chip microcomputer by analog-to-digital conversion module；

Described cordless communication network includes GPRS wireless transport module and PC, and described single-chip microcomputer is connected with GPRS wireless transport module and PC, and GPRS wireless transport module is connected to SIM.

Further, described ecg signal acquiring module includes electrocardioelectrode module, electrocardioelectrode module is connected with low high-pass filtering module by pre-amplifying module, and low high-pass filtering module is connected with rear class amplification and level lifting module by photoelectric isolation module with 50HZ trap module.

Further, it is provided with wavelet decomposition module between described analog-to-digital conversion module and single-chip microcomputer, threshold denoising module it is connected between wavelet decomposition module and signal reconstruction module, signal reconstruction module is connected with single-chip microcomputer by data processing module, described wavelet decomposition module, is parallel with UART mouth between threshold denoising module and signal reconstruction module.

The beneficial effects of the utility model are: this utility model achieves Real-time Collection and the remote transmission of electrocardiosignal, and have portable, low-power consumption, in real time, intelligent, disturb little feature, use and simple to operate, noise is little, and accuracy is high.

Accompanying drawing explanation

Below in conjunction with drawings and embodiments, this utility model is further illustrated.

Fig. 1 is structured flowchart of the present utility model；

Fig. 2 is the structured flowchart of ecg signal acquiring module of the present utility model；

Fig. 3 is the structured flowchart of analog-to-digital conversion module of the present utility model.

1. ECG detecting terminal in figure, 2. cordless communication network, 3. hospital monitoring center, 4. ecg signal acquiring module, 5. analog-to-digital conversion module, 6. single-chip microcomputer, 7.GPRS wireless transport module, 8.PC machine, 9.SIM card, 10. pre-amplifying module, 11. low high-pass filtering modules, 12.50HZ trap module, 13. electrocardioelectrode module, 14. photoelectric isolation module, 15. rear classes are amplified and level lifting module, 16. wavelet decomposition module, 17. signal reconstruction module, 18. threshold denoising module, 19. data processing modules, 20.UART mouth.

Detailed description of the invention

Presently in connection with accompanying drawing, this utility model is further described.These accompanying drawings are the schematic diagram of simplification and basic structure of the present utility model are only described in a schematic way, and therefore it only shows the composition relevant with this utility model.

A kind of wireless remote cardioelectric monitor system as shown in Figures 1 to 3, there is ECG detecting terminal 1, cordless communication network 2 and hospital monitoring center 3, ECG detecting terminal 1 is connected with cordless communication network 2, cordless communication network 2 is connected with hospital monitoring center 3 by wireless network, described ECG detecting terminal 1 includes ecg signal acquiring module 4, and ecg signal acquiring module 4 sends data to single-chip microcomputer 6 by analog-to-digital conversion module 5；

Described cordless communication network 2 includes GPRS wireless transport module 7 and PC 8, and described single-chip microcomputer 6 is connected with GPRS wireless transport module 7 and PC 8, and GPRS wireless transport module 7 is connected to SIM 9.

Ecg signal acquiring module 4 includes electrocardioelectrode module 13, electrocardioelectrode module 13 is connected with low high-pass filtering module 11 by pre-amplifying module 10, and low high-pass filtering module 11 is connected with rear class amplification and level lifting module 15 by photoelectric isolation module 14 with 50HZ trap module 12.

Wavelet decomposition module 16 it is provided with between analog-to-digital conversion module 5 and single-chip microcomputer 6, threshold denoising module 18 it is connected between wavelet decomposition module 16 and signal reconstruction module 17, signal reconstruction module 17 is connected with single-chip microcomputer 6 by data processing module 19, described wavelet decomposition module 16, is parallel with UART mouth 20 between threshold denoising module 18 and signal reconstruction module 17.

The concrete signal of telecommunication is very faint low frequency signal, and amplitude is 0.5～4mV, and frequency is 0.05～100Hz, be also contaminated with in detection process other biological signal, 50Hz Hz noise and around the interference that brings of electric equipment.Therefore the acquisition method of electrocardiosignal is just made up of signal extraction, signal amplification, signal filtering and signal processing, electrocardiosignal is after electrode gathers, first have to carry out voltage amplification, voltage amplifier is generally made up of two-stage, prime amplifies employing Micro Energy Lose instrument amplifier AD620 chip, AD620 has the features such as high cmrr (CMRR), high input impedance, low-power consumption, low noise and low input bias current

Rear class is amplified and level lifting module 15 need to amplify 10 times again, just can meet the voltage range needed for analog-to-digital conversion module 5.Electrocardiosignal, through the amplification of 100 times, eliminates the negative loop in electrocardiosignal most, and output signal can carry out A/D conversion and numeral Filtering Processing by incoming single-chip microcomputer 6.

After the electrocardiosignal that detection terminal collects carries out signal processing by single-chip microcomputer 6, it is possible to be transferred to the medical monitoring center 3 of far-end by GPRS wireless transport module 7, the electrocardiogram (ECG) data of patient is provided for doctor.Electrocardiosignal can also be transmitted directly in PC 8 by RS232 serial ports by single-chip microcomputer 6, monolithic, 6 with the communicating of PC 8, RS232 driving chip is needed to realize, analogue signal due to front-end collection, need to convert analog signals into digital signal, electrocardiosignal could be carried out digital filtering and transmission.

Above-mentioned embodiment is only for illustrating technology of the present utility model design and feature; its object is to allow person skilled in the art will appreciate that content of the present utility model and to be carried out; protection domain of the present utility model can not be limited with this; all equivalences made according to this utility model spirit change or modify, and all should be encompassed in protection domain of the present utility model.

Claims

1. a wireless remote cardioelectric monitor system, there is ECG detecting terminal (1), cordless communication network (2) and hospital monitoring center (3), it is characterized in that: described ECG detecting terminal (1) is connected with cordless communication network (2), cordless communication network (2) is connected with hospital monitoring center (3) by wireless network, described ECG detecting terminal (1) includes ecg signal acquiring module (4), and ecg signal acquiring module (4) sends data to single-chip microcomputer (6) by analog-to-digital conversion module (5)；

Described cordless communication network (2) includes GPRS wireless transport module (7) and PC (8), described single-chip microcomputer (6) is connected with GPRS wireless transport module (7) and PC (8), and GPRS wireless transport module (7) is connected to SIM (9).

2. wireless remote cardioelectric monitor system according to claim 1, it is characterized in that: described ecg signal acquiring module (4) includes electrocardioelectrode module (13), electrocardioelectrode module (13) is connected with low high-pass filtering module (11) by pre-amplifying module (10), and low high-pass filtering module (11) is connected with rear class amplification and level lifting module (15) by photoelectric isolation module (14) with 50HZ trap module (12).

3. wireless remote cardioelectric monitor system according to claim 1, it is characterized in that: between described analog-to-digital conversion module (5) and single-chip microcomputer (6), be provided with wavelet decomposition module (16), threshold denoising module (18) it is connected between wavelet decomposition module (16) and signal reconstruction module (17), signal reconstruction module (17) is connected with single-chip microcomputer (6) by data processing module (19), described wavelet decomposition module (16), it is parallel with UART mouth (20) between threshold denoising module (18) and signal reconstruction module (17).