CN101627906A - Portable multiparameter health monitoring system - Google Patents
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- CN101627906A CN101627906A CN200910055611A CN200910055611A CN101627906A CN 101627906 A CN101627906 A CN 101627906A CN 200910055611 A CN200910055611 A CN 200910055611A CN 200910055611 A CN200910055611 A CN 200910055611A CN 101627906 A CN101627906 A CN 101627906A
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Abstract
一种医疗仪器技术领域的便携式多参数健康监护系统，包括：接口模块、前端模块、主处理器、存储模块、通信模块和人机交互模块，其中：接口模块与前端模块相联系以传输传感器采集的模拟电信号，模拟前端模块与主处理器相联系以传输数字信号，主处理器模块与存储模块连接以传输生理状态信号，主处理器与通信模块相联系以传输输出信号，主处理器与人机交互模块相联系以传输多媒体信息。本发明不仅实现对脑电，心电的监护，还可根据病人需要选择不同传感器来监护特定生理参数。
A portable multi-parameter health monitoring system in the technical field of medical instruments, including: an interface module, a front-end module, a main processor, a storage module, a communication module and a human-computer interaction module, wherein: the interface module is connected with the front-end module to transmit sensor data The analog electrical signal, the analog front-end module is connected with the main processor to transmit the digital signal, the main processor module is connected with the storage module to transmit the physiological state signal, the main processor is connected with the communication module to transmit the output signal, the main processor is connected with the Human-computer interaction modules are linked to transmit multimedia information. The invention not only realizes the monitoring of brain electricity and electrocardiogram, but also selects different sensors to monitor specific physiological parameters according to the needs of patients.
Description
Technical field
What the present invention relates to is a kind of device of Medical Instruments technical field, specifically is a kind of portable multiparameter health monitoring system.
Background technology
Along with the develop rapidly of medical science technology and electronic industrial technology, advanced armarium is widely used.The multi-parameter monitoring system is the state of an illness needs according to the patient, and multiple sign of life is carried out the system of real-time monitoring, to realize in time understanding patient status, prevention emergency situations and the function that instructs treatment.The multi-parameter monitoring system has been widely used in various wards and the operating room at present, especially plays an important role in the monitoring to the critical patient.In addition, it realizes to the old man chronic just towards the family ward development; it is responsive that the various diseases high-risk patient provides, accurately, and real-time monitoring early warning; and provide noninvasive test to ordinary populace, play timely understanding health status, the effect of prevention burst pathological changes.
Through the retrieval of prior art is found, utility application number is that 200720108925.3 " the long-range multi-parameter monitor of miniature portable type " designed a multi-parameter monitor that independence is portable.This utility model adopts modularized design, comprise independently blood pressure acquisition module, electrocardio Breath collection module, blood oxygen acquisition module and communication module, and every block signal acquisition module comprises a dedicated processes chip, and then avoid phase mutual interference in the signal sampling process, communication module comprises data transmission circuit, the circuit of read-write SIM, and antenna etc., itself and the GPRS/CDMA of commmunication company set up communication link, efficient transfer data.System adopts high speed SOC single-chip microcomputer as master control and interface, receives and handle the data of each module, sends the result to communication module output.But each module of this technology adopts independently AFE (analog front end), and the parameter measurement module of system is determined on the one hand, poor expandability; The integrated level of system is low on the other hand, and slack resources is many, has caused the power consumption height, and volume is big, moves inconvenient.
Find by retrieval again, application for a patent for invention number be " DIP type multi-parameter ward measuring module " design of 200610157495.4 be the integral multi-parameter module, it can be used as multiple monitor, an accessory operation of main frames such as computer and communication apparatus.Compare the utility model that improves above, this invention improves level of integrated system, reduction system collective.It mainly comprises preprocessor and primary processor, and preprocessor carries out data acquisition and digital-to-analogue conversion to the signal of telecommunication from measuring circuit, and primary processor is then finished this signal corresponding physiological parameters and handled, and the result passes to main frame by wired or wireless interface.This integrated module can connect and compose monitor with plurality of devices different parameters is guarded.It can use as a module of monitor, also can break away from monitor and work alone at short notice, can also form monitor with display device.Monitoring when this technology can not realize multiple parameter more is difficult to satisfy the demand to this ultra-weak electronic signal monitoring of brain electricity, and in addition this module is the companion module of other monitor device, and capacity of working on one's own is poor.
Summary of the invention
The present invention is directed to the prior art above shortcomings, a kind of portable multiparameter health monitoring system is provided, not only realize the brain electricity, cardiac electrical monitoring also can select different sensors to guard special physiological parameters according to patient's needs.
The present invention is achieved by the following technical solutions, the present invention includes: interface module, front-end module, primary processor, memory module, communication module and human-computer interaction module, wherein: the analog electrical signal that interface module and front-end module interrelate and gather with transmission sensor, analog front-end module and primary processor interrelate with transmission of digital signals, main processor modules is connected with memory module with transmission physiological status signal, primary processor and communication module interrelate with transmission output signal, and primary processor and human-computer interaction module interrelate with transmitting multimedia information.
Described interface module comprises: electrocardioelectrode lead, electrode for encephalograms lead and sensor interface, wherein: an end of electrocardioelectrode lead is connected with electrocardioelectrode, the other end is connected with the input of preceding root module with the transmission ecg information, one end of electrode for encephalograms lead is connected with electrode for encephalograms, the other end is connected with the input of preceding root module with transmission electrode for encephalograms information, one end of sensor interface is connected with pick off, and the other end is connected with the transmission sensing signal of telecommunication with front-end module.
Described front-end module comprises: the video-information decoding chip, brain electrical analogue front end unit, ECG simulator front end unit and integrated analog front-end unit, wherein: the video-information decoding chip links to each other with photographic head and handles Video stream information, and brain electrical analogue front end unit, ECG simulator front end unit and integrated analog front-end unit are connected with sensor interface respectively and receive electrode for encephalograms information, ecg information and the sensing signal of telecommunication.
Described human-computer interaction module comprises the button of control system work, the video output module of local demonstration information, and the audio frequency output module of local early warning.
The present invention is applicable to the patient of more brain injury; Brain electricity independently, the integrated module of ECG simulator front end and other parameter combines the thoughts of present two kinds of main monitor system designs, when guaranteeing that signals collecting needs, the simplified system design; The photographic head that carries can more effective monitoring user, the wireless module of coupling system, the system that is implemented under the emergency situation produces early warning information automatically and images acquired information sends to default tutorial function, can provide remote assistance fast when obtaining visual information; Rationally use high performance OMAP3530 chip, the multiparameter of finishing of system high efficiency smoothness is handled, the reduction system volume reduces system power dissipation simultaneously, has improved portability of the present invention; The wireless communication technology of native system can realize the real-time UNICOM between user and the guardian, and its urgent early warning has reduced the danger of burst and critical disease, and user obtains relief in the shortest time.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is an operational flowchart of the present invention.
The specific embodiment
Below embodiments of the invention are elaborated, present embodiment is being to implement under the prerequisite with the technical solution of the present invention, provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, present embodiment comprises: interface module, front-end module, primary processor, memory module, communication module and human-computer interaction module, wherein: the analog electrical signal that interface module and front-end module interrelate and gather with transmission sensor, analog front-end module and primary processor interrelate with transmission of digital signals, main processor modules is connected with memory module with transmission physiological status signal, primary processor and communication module interrelate with transmission output signal, and primary processor and human-computer interaction module interrelate with transmitting multimedia information.
Described interface module comprises: electrocardioelectrode lead, electrode for encephalograms lead and sensor interface, wherein: an end of electrocardioelectrode lead is connected with electrocardioelectrode, the other end is connected with the input of preceding root module with the transmission ecg information, one end of electrode for encephalograms lead is connected with electrode for encephalograms, the other end is connected with the input of preceding root module with transmission electrode for encephalograms information, one end of sensor interface is connected with pick off, and the other end is connected with the transmission sensing signal of telecommunication with front-end module.
Described front-end module comprises: the video-information decoding chip, brain electrical analogue front end unit, ECG simulator front end unit and integrated analog front-end unit, wherein: the video-information decoding chip links to each other with photographic head and handles Video stream information, and brain electrical analogue front end unit, ECG simulator front end unit and integrated analog front-end unit are connected with sensor interface respectively and receive electrode for encephalograms information, ecg information and the sensing signal of telecommunication.
Described primary processor is the OMAP3530 microprocessor of American TI Company, it is integrated RAM, and two kinds of chip architectures of DSP and enriched resource in the sheet, but finish system's control physiological parameter identification and pre-diagnosis.
Described communication module comprises: the RS232 interface of wire communication, USB serial ports, JTAG mouth, the ZigBee transmitter module of radio communication, GPRS/CDMA module.Communication module and primary processor are got in touch realization system and PC, data between the different terminals such as mobile phone, video information transmission.
Described human-computer interaction module comprises the button of control system work, the video output module of local demonstration information, and the audio frequency output module of local early warning.
As shown in Figure 2, the present embodiment job step is as follows:
The first step, startup self-detection: finish automatically after the start operate as normal is guaranteed in the inspection of each hardware module, this locality shows error message when mistake appears in self check, and self check is started working by the back system.This process is to guarantee system works ambient stable and good sensitivity, specificity, thus to avoid occurring mistaken diagnosis and fail to pinpoint a disease in diagnosis, the failing to pinpoint a disease in diagnosis to cause patient of especially high-risk disease has a strong impact on;
Second step, the operation of main process chip: user need be made corresponding setting according to the frequency and the scope of the pick off output signal of telecommunication of selecting behind system boot.By the information of button operation, main process chip is selected the parameter in the integrated AFE (analog front end), realizes corresponding amplification and filtering.Main process chip in the primary processor need be finished the control of whole system, is the main control part that is implemented example.
The 3rd step, physiological signal collection: this process is that each analog front end circuit is gathered original analog, and through amplifying, filtering sends subsequent module for processing to after the digital-to-analogue conversion.Electrocardiosignal is the main 0.05 ~ 100HZ of concentrating, the weak electric signal of 50 μ V ~ 50mV, and the electrocardio that collects from body surface need amplify 500 ~ 1000 times and be used for subsequent treatment.The first rank amplifying circuit and electrode are contacted directly, and therefore the polarization potential single order amplification multiple that produces for fear of electrode can not be excessive.General electrocardio amplitude is amplified 5 times approximately at the single order amplifying circuit, can determine according to actual needs that second order amplifies or amplify on three rank.Because the noise background of electrocardiosignal is very strong, mainly comprise myoelectricity, breathe artefact, power frequency interference etc. so analog circuit need design suitable amplitude-frequency response scope, realize effective filtering.In sum, the analog front end circuit of electrocardiosignal is realized 500 times overall gain, and common mode rejection ratio is greater than 80HZ, frequency response range 0.05 ~ 100HZ.Through after the above processing, modulus conversion chip is digital signal with analog signal conversion and sends subsequent module to.
Similar and the electrocardio of processing procedure of brain electrical analogue front end, but the useful information of scalp brain electricity mainly concentrates on 0.5 ~ 35HZ, in 5 ~ 100uV, is fainter than electrocardio, and frequency is lower, disturbs the more signal of telecommunication, so higher to brain electrical analogue circuit requirement.Its gain amplifier is all higher than other signal, and input impedance requires higher, the selection difficulty of the low-frequency cutoff of amplifier.The main noise of brain electricity is from eye movement, electrocardio, and the electrode polarization current potential, power frequency interference etc., so circuit needs capacity of resisting disturbance strong, the common mode rejection ratio height, frequency response range is suitable.Easy, high-quality EEG signals analog front circuit is a prerequisite of analyzing EEG signals, also is the important technological problems of this embodiment.
The collection of other physiological signal, as blood oxygen, blood pressure is breathed, and body temperature, position etc. all are that non-electrical signal is converted to the signal of telecommunication.Based on existing pick off, present embodiment has designed incorporate analog front end circuit.This circuit is realized adjustable amplification and filtering to different input signals, to satisfy the needs of subsequent treatment.User can be selected right sensors according to different needs, realizes the detection to one or more parameters.This promptly reduces the circuit system volume, and the system that makes again is applicable to most of people's health supervision.
The 4th step, data storage: this process is that the Preserving Electronic Information that will the 3rd generates in the step is in the memory module of system extension.This operation is finished by main process chip control, to its objective is in order preserving and to consult after a large amount of historical informations are provided with that transmission shows etc.
The 5th step, signal processing: this process is the digital signal that receives from front end, by the identification that DSP finishes signal parameter, health status is made detection.Embed the recognizer of multiple physiological parameter in the system, synchronously or successively finish the processing that receives digital signal.
Traditional multi-parameter monitoring system is mostly based on two process chip, and a slice is finished system and controlled and other, and another sheet is finished the lot of data processing.And present embodiment is finished based on the OMAP3530/3525 processor of American TI Company.OMAP3530 is integrated main process chip and DSP kernel on one chip, is a SOC(system on a chip) (SOC:System of Chip) of highly integrating.The digital signal that the operation of the 3rd step produces directly sends primary processor OMAP3530 to and handles, wherein main process chip processor major control whole system work, and DSP is used for finishing the calculating of various physiological parameters.Based on the powerful disposal ability of DSP, present embodiment has not only increased the deagnostic category of various physiological parameters, also introduces sensitivity and specificity better recognition algorithm, and result of calculation is detected.Good system architecture and power conservation techniques make it have flexible operation, extremely strong computing capability and extremely low power consumption.
The 6th step, testing result output: this process is that system causes different output functions according to the result who detects.Wherein master control master process chip cooperates numerous interfaces of OMAP to finish whole process.Graphics engine that OMAP3530 comprises and screen accelerator can be realized high speed and distinct image and video transfer function.And the peripheral interface that enriches of OMAP is realized wired and radio communication, shows functions such as storage.
When the 4th step was detected to health status, main process chip control LCD showed the waveform and the result of guarding physiological parameter in real time, and in addition, main process chip does not cause other operation.And testing result is abnormal conditions, especially during sign of distress, and main process chip control local demonstration, far away/closely early warning and data and image (video information) transmission, need to cooperate a plurality of output module work.(1) the local demonstration.Be shown to the user visual information by LCD.(2) local audio output.Produce alarm signal by the audio frequency apparatus on the shell, remind user abnormal conditions to occur.(3) remote-wireless early warning.Send short message or automatic the dialing by GPRS/CDMA to the guardian, remind the guardian custodial person to occur unusually to the guardian.(4) long-distance video information output.Send video information by GPRS/CDMA to the guardian, make the guardian obtain visual information and make necessary emergency treatment, can also effectively avoid flase drop simultaneously.
This operation is in order to guarantee that the user and the external world get in touch in real time, effectively to avoid the severely subnormal situation occurring under its power situation unconscious or out of hand, and as epilepsy, quiver in the chamber, night asphyxia etc.The guardian can obtain children under guardianship's information immediately and required emergency treatment is provided, and making children under guardianship obtain relief in the shortest time becomes possibility.
Except GPRS realized telecommunication, system also comprised the wireless short-distance transmission based on the ZigBee agreement, can realize the transmission of interior mass data of certain distance scope and video information.User is high speed to send data to computer or miscellaneous equipment from system and the wired serial ports of RS232 is convenient to.Thereby the problems such as electromagnetic interference that the power module that is positioned at enclosure brings to whole system power supply minimizing alternating current.
Claims (4)
1, a kind of portable multiparameter health monitoring system, it is characterized in that, comprise: interface module, front-end module, primary processor, memory module, communication module and human-computer interaction module, wherein: the analog electrical signal that interface module and front-end module interrelate and gather with transmission sensor, analog front-end module and primary processor interrelate with transmission of digital signals, main processor modules is connected with memory module with transmission physiological status signal, primary processor and communication module interrelate with transmission output signal, and primary processor and human-computer interaction module interrelate with transmitting multimedia information.
2, portable multiparameter health monitoring system according to claim 1, it is characterized in that, described interface module comprises: the electrocardioelectrode lead, electrode for encephalograms lead and sensor interface, wherein: an end of electrocardioelectrode lead is connected with electrocardioelectrode, the other end is connected with the input of preceding root module with the transmission ecg information, one end of electrode for encephalograms lead is connected with electrode for encephalograms, the other end is connected with the input of preceding root module with transmission electrode for encephalograms information, one end of sensor interface is connected with pick off, and the other end is connected with the transmission sensing signal of telecommunication with front-end module.
3, portable multiparameter health monitoring system according to claim 1, it is characterized in that, described front-end module comprises: the video-information decoding chip, brain electrical analogue front end unit, ECG simulator front end unit and integrated analog front-end unit, wherein: the video-information decoding chip links to each other with photographic head and handles Video stream information, and brain electrical analogue front end unit, ECG simulator front end unit and integrated analog front-end unit are connected with sensor interface respectively and receive electrode for encephalograms information, ecg information and the sensing signal of telecommunication.
4, portable multiparameter health monitoring system according to claim 1 is characterized in that, described human-computer interaction module comprises the button of control system work, the video output module of local demonstration information, and the audio frequency output module of local early warning.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011137825A1 (en) * | 2010-09-13 | 2011-11-10 | 华为技术有限公司 | Portable health communicator and watch |
| CN103126649A (en) * | 2011-12-05 | 2013-06-05 | 深圳迈瑞生物医疗电子股份有限公司 | Medical equipment |
| CN103505200A (en) * | 2012-06-27 | 2014-01-15 | 天津开发区奥金高新技术有限公司 | Integrated circuit for synchronously collecting ECG signals and EEG signals |
| CN103767701A (en) * | 2014-01-10 | 2014-05-07 | 中南民族大学 | Wearable fetal electrocardiogram monitoring system and method based on smart phones |
| CN104274162A (en) * | 2014-10-10 | 2015-01-14 | 深圳市保身欣科技电子有限公司 | Mobile terminal based monitoring equipment |
| CN104739402A (en) * | 2015-03-31 | 2015-07-01 | 苏州百慧华业精密仪器有限公司 | Electrocardiogram data launching seat capable of supporting multiple transmission modes |
| CN105520731A (en) * | 2016-01-19 | 2016-04-27 | 西京学院 | HBC (human body communication) based wearable type medical equipment capable of preventing epileptic seizure |
| CN108095719A (en) * | 2017-12-07 | 2018-06-01 | 深圳贝特莱电子科技股份有限公司 | A kind of acquisition system and method for being used to detect human body electroencephalogram's signal |
| CN108618762A (en) * | 2017-03-17 | 2018-10-09 | 智感云端科技股份有限公司 | Integrated Physiological Signal Acquisition System |
-
2009
- 2009-07-30 CN CN200910055611A patent/CN101627906A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011137825A1 (en) * | 2010-09-13 | 2011-11-10 | 华为技术有限公司 | Portable health communicator and watch |
| CN103126649A (en) * | 2011-12-05 | 2013-06-05 | 深圳迈瑞生物医疗电子股份有限公司 | Medical equipment |
| WO2013083023A1 (en) * | 2011-12-05 | 2013-06-13 | 深圳迈瑞生物医疗电子股份有限公司 | Medical equipment |
| CN103126649B (en) * | 2011-12-05 | 2016-04-20 | 深圳迈瑞生物医疗电子股份有限公司 | A kind of armarium |
| CN103505200A (en) * | 2012-06-27 | 2014-01-15 | 天津开发区奥金高新技术有限公司 | Integrated circuit for synchronously collecting ECG signals and EEG signals |
| CN103767701A (en) * | 2014-01-10 | 2014-05-07 | 中南民族大学 | Wearable fetal electrocardiogram monitoring system and method based on smart phones |
| CN104274162A (en) * | 2014-10-10 | 2015-01-14 | 深圳市保身欣科技电子有限公司 | Mobile terminal based monitoring equipment |
| CN104739402A (en) * | 2015-03-31 | 2015-07-01 | 苏州百慧华业精密仪器有限公司 | Electrocardiogram data launching seat capable of supporting multiple transmission modes |
| CN105520731A (en) * | 2016-01-19 | 2016-04-27 | 西京学院 | HBC (human body communication) based wearable type medical equipment capable of preventing epileptic seizure |
| CN108618762A (en) * | 2017-03-17 | 2018-10-09 | 智感云端科技股份有限公司 | Integrated Physiological Signal Acquisition System |
| CN108095719A (en) * | 2017-12-07 | 2018-06-01 | 深圳贝特莱电子科技股份有限公司 | A kind of acquisition system and method for being used to detect human body electroencephalogram's signal |
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