CN103598884B - A kind of Portable remote electrocardiogram detection system based on mobile platform - Google Patents
A kind of Portable remote electrocardiogram detection system based on mobile platform Download PDFInfo
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- CN103598884B CN103598884B CN201310632950.1A CN201310632950A CN103598884B CN 103598884 B CN103598884 B CN 103598884B CN 201310632950 A CN201310632950 A CN 201310632950A CN 103598884 B CN103598884 B CN 103598884B
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Abstract
The invention belongs to a kind of medical electronics apparatus, relate to a kind of human ecg signal is detected, store, analyze and transmits the remote electrocardiogram monitor system based on mobile platforms such as smart mobile phones, comprise electrocardiogram acquisition module, mobile platform, remote server and doctor terminal computer four parts; Electrocardiogram acquisition module acquires ecg information, be transferred to mobile platform by audio interface after digitized, mobile platform can carry out real-time analysis, storage, playback, upload electrocardiogram (ECG) data: mobile platform by mobile communications network by ECG Data Transmission Based to remote server; Doctor obtains the electrocardiogram (ECG) data on server, analyzes and diagnoses, and exchange with patient it.System provides positional information to be convenient to first aid according to the user profile of mobile platform and gps data.This cardiac electricity detecting system both independently can use based on mobile platform, also can be used as the terminal of mobile remote electrocardiogram monitor system; The present invention is portable, easy to use.
Description
Technical field
The present invention is a kind of medical electronics apparatus, is specifically related to the mobile platform such as smart mobile phone, panel computer that a kind of utilization can surf the Net and cardiac monitoring module makes doctor can carry out the system of remote diagnosis to the electrocardiogram (ECG) data of user by the Internet.
Background technology
Nowadays, the cardiovascular patient of China gets more and more.Cardiovascular disease belongs to chronic disease, and people cannot estimate its acute period of disease, and at this moment the electrocardiogram of exception often produces, that it happens suddenly often, random, transient.What occur heart at ordinary times sometimes truly has problem, and can not reflect abnormal situation, so both delay treatments when hospital has an electro-cardiogram and checks, increases the weight of again the state of an illness, can cause more serious consequence.
At present, the instrument and equipment that ECG detecting is conventional has:
1. routine electrocardiogram machine, price is more than thousand yuan.This special electrocardiogram equipment only has hospital to be equipped with, so people need hospital just to have an electro-cardiogram inspection, print for diagnosis after inspection, do not reach the object understanding heart in time, particularly heart disease patient, when seizure of disease owing to not carrying out Electrocardioscopy in time, and fail to capture abnormal electrocardiogram, therefore have impact on Diagnosis and Treat timely.And user comes and goes ceaselessly in hospital, too arduous.In recent years, there is the portable electrocardiograph of domestic, facilitate patient oneself to be in measurement electrocardiogram.At present, market has multiple portable electrocardio diagnostic equipment product, equipment volume is little simple to operate, can measure and tentative diagnosis, can be applicable in family electrocardiosignal.But such equipment price is relatively high, and simple preliminary diagnosis and treatment analysis result can only be provided, cannot realize providing further results of diagnosis and treatment and treatment suggestion for conditions of patients.Need electrocardiosignal to print for diagnosis, when patient goes wrong, easily delay treatment and rescue opportunity.
2. an other electrocardiogram monitor.What the care unit of hospital used is this monitor mostly, and the electrocardiosignal of patient is transferred to monitor by conducting wire after electrocardioelectrode receives, and monitor shows in real time, analyze electrocardiosignal, providing and reporting to the police and can upload monitor center time abnormal.
3. dynamic electrocardiogram drawing system (Holter system), be divided into two parts: portable type recording box and quick recovering and analysis part, portable type recording box is utilized to be recorded in storage medium by electrocardiogram (ECG) data, recording box is set and wear patient with it after, can normally live and work, period can record the electrocardiogram of 24 hours, and then sends hospital back to, and the playback apparatus controlled by special-purpose computer carries out Electrocardiographic recovering and analysis and diagnosis.Holter system is recording continuously and is having stronger advantage in long-time preservation electrocardiogram (ECG) data.This kind equipment cannot realize providing further results of diagnosis and treatment and treatment suggestion for conditions of patients.Patient and family members often correctly cannot distinguish electrocardiogram (ECG) data, thus are not cured timely and effectively early stage at burst lethal condition of illness.
4. based on the remote ecg detection system of the Internet.The portable cardiac detection system Recent study with remote monitoring function is more.Domestic and international mechanism and scholar's research are based on the ECG detecting equipment of ARM or DSP, and equipment can upload electrocardiogram (ECG) data by network with network transmission module.Because this kind equipment adopts special data processing module, display module, data transmission module, therefore price is higher, popularization and application difficulty.
5. based on the remote ecg detection system of smart mobile phone.This system is based on smart mobile phone, design electrocardiogram acquisition module acquires is also transferred on smart mobile phone, and the software of special exploitation carries out processing and showing electrocardiogram (ECG) data, is transferred on server by the function of surfing the Net of mobile phone, doctor carries out analyzing and diagnosing to the electrocardiogram (ECG) data on server, provides diagnostic result.The data can looked at present, electrocardiogram acquisition module is all be transferred on mobile phone by wireless blue tooth module.Owing to adopting bluetooth module, equipment price is relatively high, is unfavorable for the extensive use of equipment.
In order to solve the problems of the technologies described above, the invention provides a kind of Portable remote electrocardiogram detection system based on mobile platform, its electrocardiogram acquisition module adopts the 3.5mm earphone interface of mobile platform as data transmission channel, ECG Data Transmission Based is processed to mobile platform, thus greatly reduces the cost of equipment.
Summary of the invention
Content of the present invention is: provide a kind of Portable remote electrocardiogram detection system based on mobile platform, devise electrocardiogram acquisition module acquires user electrocardiosignal, be transferred to universal mobile platform to process and display, and be transferred to server by its network function; Server software manages data; Doctor utilizes doctor terminal software to check that electrocardiogram is to carry out diagnosing and exchanging with user by network call data.The method occupation mode is flexible compared with prior art, easy and simple to handle, cheap, is convenient to popularize.
Advantage of the present invention:
1, in conjunction with ECG detecting technology and mobile platform.Works take full advantage of universal mobile platform, make electrocardio diagnostic equipment price become cheap, and be easy to carry by functions such as the display of mobile platform, information processing and transmission.Patient can be made to avoid hurrying back and forth of examination in hospital, simultaneously convenient with exchanging of doctor, avoid when being in an emergency because treatment causes serious consequence not in time.
2, the present invention be familiar with by patient or even mobile device that oneself is original, make patient be more prone to operation, there is higher practicality.
3, traditional electrocardiogram monitor must have display or recording section, this is existing equipment complexity greatly, and expensive major reason, present invention employs now comparatively universal intelligent family moving platform, greatly reduce the price of product, and the technical threshold of user.
4, the present invention is by cloud flourishing now, the cost of equipment end is reduced greatly, and use cloud server to process various data and analyze, simplify the complexity of patient side equipment, and very little for the computing of these data volumes server, thus reduce the cost of whole system.
5, compared with the electrocardiogram equipment in present some with remote transmission function, the present invention does not take Wi-Fi, prison tooth or ZigBee technology, and the data transmission technology oneself developed based on 3.5mm audio interface, the transfer rate that this technology has 8000bps is more than sufficient for the transmission of electrocardio and some physiological parameters, forming book is zero, and compared to all the other technology, the cost advantage of nearly hundred yuan is apparent easily.
6, this cover system is not only an equipment but realizes the ecological chain of the complete set of tele-medicine, and any medical institutions can use this cover system to complete tele-medicine to patient.
Workflow:
When user uses, first post electrode at health assigned address, then by the end connection electrode of leading of equipment, the headset plug of electrocardiogram acquisition equipment is linked into the 3.5mm earphone interface of mobile platform; Open the subscription client software on mobile platform, start image data, after completing, click is uploaded, and can upload the data to the data management system in cloud space, and software can carry out intelligent automatic diagnosis, and can apply for doctor's Artificial Diagnosis and exchange.When diagnosing, doctor can see that the complete information of patient also can utilize the GPS functional realiey of mobile platform to the location of patient.
Accompanying drawing explanation
Fig. 1 is the composition of the Portable remote electrocardiogram detection system based on the mobile platform schematic diagram according to the embodiment of the present invention.
Fig. 2 is the Portable remote electrocardiogram detection system structure chart based on mobile platform according to the embodiment of the present invention.
Detailed description of the invention
To describe embodiments of the invention in detail now, its example is shown in the drawings, and wherein, identical label represents identical parts all the time.These embodiments are described below with reference to the accompanying drawings to explain the present invention.
With reference to Fig. 1, it is the composition of the Portable remote electrocardiogram detection system based on the mobile platform schematic diagram according to the embodiment of the present invention.In figure: I is user, 2 physiological electrodes, 3 is conducting wire, and 4 is electrocardiogram acquisition module, and 5 is tone frequency channel wire, and 6 is mobile platform, and 7 is mobile communications network transmission, and 8 is server, 9 the Internet transmission, and 10 is doctor terminal computer, and 11 is doctor.
With reference to Fig. 2, it is the Portable remote electrocardiogram detection system structure chart based on mobile platform according to the embodiment of the present invention.System comprises: electrocardiogram acquisition module, mobile platform, server and doctor terminal computer.
Electrocardiogram acquisition module gathers the electrocardiosignal of electrocardiosignal by cardiac diagnosis lead electrode and shielding line, amplifies, A/D conversion to signal, carries out coding transmission to the earphone interface of mobile platform to signal.
Mobile platform receives electrocardiosignal by earphone interface, carries out various process by the software installed on a mobile platform, and it is mutual to be undertaken with server by network communication module, electrocardiogram (ECG) data and other various data is sent by network.Pathological analysis result and diagnosis and treatment suggestion etc. are sent to server by computer by doctor simultaneously, distribute travelling backwards moving platform by server, and preserve on a mobile platform.
The following describes specific works flow process:
(1) electrocardiogram acquisition module
The schematic diagram of electrocardiogram acquisition module, see 2,3,4,5 of Fig. 1, comprises the physiological electrode be connected with user's body, conducting wire, filtering and amplifying circuit, A/D change-over circuit, coding circuit and tone frequency channel wire composition.Led can be measured bid I by three pole, II, III, and V1,2,3,4,5 lead signals.Adopt the integrated operational amplifier circuit filtering space Radio frequency interference of integrated low drift and use T-shaped trap circuit filtering Hz noise.A/D change-over circuit and coding realize by a single-chip microcomputer (MCU), and the data after coding are sent on the MIC of tone frequency channel wire via the TXD of single-chip microcomputer.
After module powers up, whole module commences work without delay, and constantly gathers electrocardiogram (ECG) data and carries out encoding and sending.
The development language of system is C language, comparatively, is easy to transplant, and other computer programming languages or hardware description language also can be adopted to realize.
(2) mobile platform
Mobile platform has following major function in the present system: receive and the electrocardiogram (ECG) data sent by electrocardiogram acquisition module of decoding, and shows electrocardiogram (ECG) data waveform, electrocardiogram (ECG) data is forwarded to server, receives the functions such as diagnostic data.
First electrocardiogram acquisition module access mobile platform earphone interface start constantly gather and send electrocardiogram (ECG) data, mobile platform reception electrocardiogram (ECG) data is also decoded and is stored in buffer area, and then supporting mobile platform software just starts to draw ecg wave form.After having gathered the electrocardiosignal in a period of time, data are packed according to JSON standard and are transmitted to server by system automatically, and the server data that transmission processing is complete are immediately to mobile platform, and mobile platform utilizes supporting software that result is shown to patient.
At mobile platform end, signal buffer memory audio interface reception come is wav file (is only illustrate with wav file herein, be not limited in this kind of audio format of wav file, other audio files that can be the decoding of mobile platform end are applicable equally), because store the sample rate of equipment in wav file head, therefore K can be calculated according to the following formula:
The ratio of the sample rate of K=mobile phone sample rate ÷ single-chip microcomputer
Wav file is that the real-time voltage value that equipment gathers on MIC line according to its sample frequency produces.
Because mobile platform audio sample rate is necessarily greater than 8000HZ, according to nyquist sampling law, signal can be reduced.
The concrete mode of reduction is for calculating the point in wav file corresponding to each data bit according to K.Because transmission is digital baseband signal, therefore the value of these points can only be 1 or zero.Because can produce a long section high level when signal carries out A/D conversion, this also just becomes the foundation of two groups of Data Segmentations.It is the complete signal of one group of 11 data bit between every two long section of high level.According to the point in the wav file that K can calculate corresponding to each data bit, restore original signal thus.
Now it is noted that and to understand very well when K is integer, the bit error rate can be very low.But when K is not integer, the very high bit error rate can be produced.We use the K=3.3 of mobile platform, just explain the error code correction algorithm of our agreement below for K=3.3.
As K=3.3, a data bit is likely made up of 2 points, 3 points or 4 points.Do not include except start bit and position of rest, 8 data bit provide as follows by we:
The ∈ [2,5] that counts is first data bit
The ∈ [6,8] that counts is second data bit
The ∈ [9,11] that counts is the 3rd data bit
The ∈ [12,14] that counts is the 4th data bit
The ∈ [15,17] that counts is the 5th data bit
The ∈ [18,21] that counts is the 6th data bit
The ∈ [22,24] that counts is the 7th data bit
The ∈ [25,28] that counts is the 8th data bit
Data can be changed out according to afore mentioned rules, error checking and correction process are carried out to the data that this is changed out, the problem that the bit error rate is high can be solved.Especially to the data analyzed, it counts and is not enough to analyze 8 or after analyzing 8 data bit, also have the situation of redundancy to process this data transfer device.
(3) server
Server has following major function: receive mobile platform by the long-range electrocardiogram (ECG) data sent, preserve electrocardiogram (ECG) data and other various information, analyzing and processing electrocardiogram (ECG) data, electrocardiosignal digital filtering, carrying instant message.
First the electrocardiogram (ECG) data meeting JSON standard is sent by mobile platform, digital electrocardiogram (ECG) data in being changed after server reception, carries out analyzing and digital filtering, makes ecg wave form more smoothly clear, and analyzing T-T, the off times such as Q-R feed back to mobile platform and are shown to user.All data via server are carried out backup and are preserved by another server, which save taking of user and doctor this locality, have saved cost, be easy to the transfer of data simultaneously.When user needs medical practitioner give diagnosis and analyze, server has just carried instant message function, by can video and audio be carried out, the interchanges such as word between server doctor and user, all previous electrocardiogram data information seeing user that doctor now can be complete and historical diagnostic record.
(4) clinician computer
Clinician computer has following major function: diagnostic analysis, and data management is checked and geo-economic analysis function.
In diagnostic analysis function, doctor PC receives the medical application from user and automatically generates queue, is similar to the mechanism of registering of hospital.Patient assessment Shi doctor PC shows all previous medical case history of various information such as patient of patient, patient's EGC waveform data etc. always.Doctor can carry out instant message with patient simultaneously, and instant messaging comprises video and audio, and word.
In the non-medical moment, doctor can carry out management to data and check analysis.Doctor can manage the data of the patient gone to a doctor here, can generate statistical graph to analyze the pathologic condition of user.
When needed, system can position user by the GPS navigation system of mobile platform.And show by map mode on doctor PC.Doctor can properly use medical resource to settle process user accordingly, protection user life security.
Specifically describe with reference to exemplary embodiment of the present invention and show the present invention, but will be understood by those skilled in the art that, when not departing from the spirit and scope of the present invention be defined by the claims, the various changes of form and details can be carried out to it.
Claims (3)
1., based on a Portable remote electrocardiogram detection system for mobile platform, carry out analyzing and diagnosing for detecting human ecg signal, storing, analyze and be transferred to doctor; System comprises: electrocardiogram acquisition module, mobile platform, remote server and doctor terminal computer four parts; It is characterized in that:
The electrocardiosignal of electrocardiogram acquisition module acquires user, mobile platform is imported into by 3.5mm earphone interface after amplification, filtering, A/D conversion and coding circuit, described electrocardiogram acquisition module comprises the physiological electrode be connected with user's body, conducting wire, filtering and amplifying circuit, A/D change-over circuit, coding circuit and tone frequency channel wire;
Mobile platform passes through GSM, CDMA or WIFI and remote server is mutual, and shows corresponding information to user;
Other data that remote server receives electrocardiogram (ECG) data and user store, and are having the request time-division to send out data;
Doctor terminal computer is connected with remote server by the Internet, can the various data of invoke user, and completes instant messaging by server and mobile platform; The GPS function of user's mobile platform can in order to provide the geography information of user;
Described coding circuit comprises data transmission editor module, according to an agreement i.e. start bit of standard serial mouth, 8 data bit, data after A/D conversion are exported to the MIC line of audio interface by two position of rests from the serial port of single chip computer of electrocardiogram acquisition module, to import mobile platform into by 3.5mm earphone interface, for mobile platform identification;
Described mobile platform also comprises data transfer module, carries out decoding to the edited electrocardiogram (ECG) data imported into by described earphone interface, to realize further remote transmission and local display; Particularly, described mobile platform calculates equipment sample rate K according to the following formula:
The sample rate of the single-chip microcomputer of K=mobile platform sample rate ÷ electrocardiogram acquisition module;
As K=3.3,8 data bit are provided as follows:
The ∈ [2,5] that counts is first data bit;
The ∈ [6,8] that counts is second data bit;
The ∈ [9,11] that counts is the 3rd data bit;
The ∈ [12,14] that counts is the 4th data bit;
The ∈ [15,17] that counts is the 5th data bit;
The ∈ [18,21] that counts is the 6th data bit;
The ∈ [22,24] that counts is the 7th data bit;
The ∈ [25,28] that counts is the 8th data bit;
Wherein count as the point come by the collection of audio frequency of mobile terminal acquisition rate;
Data can be changed out according to afore mentioned rules, the data that this is changed out are screened, to guarantee the accuracy that data are transmitted.
2. a kind of Portable remote electrocardiogram detection system based on mobile platform according to claim 1, it is characterized in that, wherein electrocardiogram acquisition module leaves the 3.5mm earphone interface of the corresponding mobile platform of 3.5mm audio interface, mobile platform shows EGC waveform data in real time, mobile platform by network by ECG Data Transmission Based to remote server, result is also back to mobile platform by server analysis data, checks for user; Electrocardiogram (ECG) data teletransmission also can be provided the exchange service of doctor and patient by server to doctor; The positional information that described system can provide according to the user profile of mobile platform and gps data, provides first aid to guide.
3. a kind of Portable remote electrocardiogram detection system based on mobile platform according to claim 1 and 2, is characterized in that: this cardiac electricity detecting system both independently can use based on mobile platform, also can be used as the terminal of mobile remote electrocardiogram monitor system.
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Families Citing this family (14)
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| CN103961087B (en) * | 2014-04-18 | 2016-03-23 | 深圳市理邦精密仪器股份有限公司 | A kind of remote transmission method of electrocardiogram (ECG) data and device |
| CN103927452B (en) * | 2014-04-23 | 2016-03-30 | 努比亚技术有限公司 | A kind of remote health monitoring system, method and apparatus |
| ES2835734T3 (en) | 2014-08-11 | 2021-06-23 | Nippon Telegraph & Telephone | Biological signal measurement system |
| CN104305989A (en) * | 2014-10-30 | 2015-01-28 | 无锡中盛医疗设备有限公司 | Remote electrocardiograph monitoring system |
| CN104965563A (en) * | 2015-05-26 | 2015-10-07 | 北京谷山丰生物医学技术有限公司 | System for controlling waveform of signal generator on basis of application of intelligent terminal |
| CN106037642A (en) * | 2016-05-20 | 2016-10-26 | 周彦沛 | Mobile internet dynamic electrocardiogram instant messaging method and system |
| CN106166065B (en) * | 2016-06-22 | 2019-12-17 | 天津理工大学 | Wearable electrocardio health interaction platform based on social network and implementation method thereof |
| CN106027566B (en) * | 2016-07-13 | 2018-10-30 | 上海数创医疗科技有限公司 | Mobile electrocardiogram acquisition and diagnostic system based on SIP transport protocols |
| CN108735271A (en) * | 2017-04-17 | 2018-11-02 | 中国科学院微电子研究所 | A kind of ECG detecting data management system |
| CN106971081B (en) * | 2017-04-28 | 2023-08-29 | 青岛未来移动医疗科技有限公司 | Intelligent diagnosis and treatment integrated system for respiratory diseases and application method |
| CN107184201A (en) * | 2017-07-13 | 2017-09-22 | 北京微心百源科技发展有限公司 | Cardiac diagnosis and information management system based on mobile Internet |
| CN107456226A (en) * | 2017-08-15 | 2017-12-12 | 东南大学 | Wearable ECG monitoring and diagnostic system based on cloud |
| US20220304575A1 (en) * | 2019-08-29 | 2022-09-29 | Tricog Health Pte Ltd | Mobile-Powered Desktop ECG System |
| CN110575166B (en) * | 2019-09-30 | 2022-04-12 | 北京信息科技大学 | Method and device for time-frequency analysis of human electroencephalogram signals |
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