CN108937917A - A kind of wearable ECG collection device and its acquisition method based on single lead - Google Patents
A kind of wearable ECG collection device and its acquisition method based on single lead Download PDFInfo
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- CN108937917A CN108937917A CN201810971064.4A CN201810971064A CN108937917A CN 108937917 A CN108937917 A CN 108937917A CN 201810971064 A CN201810971064 A CN 201810971064A CN 108937917 A CN108937917 A CN 108937917A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6823—Trunk, e.g., chest, back, abdomen, hip
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/683—Means for maintaining contact with the body
- A61B5/6832—Means for maintaining contact with the body using adhesives
- A61B5/6833—Adhesive patches
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6844—Monitoring or controlling distance between sensor and tissue
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Abstract
A kind of wearable ECG collection device based on single lead, host is pasted including electrocardio and electrocardio pastes charger, and the electrocardio patch host includes the first micro controller unit, local storage unit, Signa Gel, the conductive detection circuit unit that falls off, acceleration sensor module unit, electrocardiosignal conditioning circuit module unit, the motor for vibrational feedback, the first key, bullet needle interface and the first power supply unit for docking electrocardio patch charger；The electrocardio patch charger includes the second micro controller unit, elastic slice interface, WIFI wireless communication unit, the second key and the second power supply unit for docking electrocardio patch host.The present invention provides a kind of wearable ECG collection devices and its acquisition method based on single lead, continuously monitoring human body 14 days or more electrocardiogram (ECG) datas, rhythm abnormality data not only can be marked and upload abnormal data in time, a large amount of electrocardiogram (ECG) datas of acquisition for a long time can also be provided, sufficient reference data and diagnosis basis are provided for Cardiologists.
Description
Technical field
The present invention relates to portable medical technology and intelligent medical treatment technical field, more particularly, to it is a kind of based on single lead can
Wearable ECG collection device and its acquisition method.
Background technique
Traditional cardioelectric monitor is common routine electrocardiogram detection, ambulatory electrocardiograph detection and dynamic ECG detection.It is conventional
Electrocardiography is used using the synchronous detection of 12 leads, big department in hospital or medical center, and it is big, unsuitable that there are equipment volumes
For a long time the disadvantages of wearing and institute's external electronic monitoring.Ambulatory electrocardiograph detection simulation 3 lead electrocardiosignal of limbs, mainly there is CCU, ICU
The real-time cardiac bioelectricity monitoring instrument of Intensive Care Unit charges by number, is only limitted to hospital.And common dynamic ECG detection has Hoter machine,
The electrode for cooperating different number, can detect different lead electrocardiosignals, and equipment needs to reserve in advance, data analysis and report acquisition
Hospital is all had to go to, and not portable enough.
Recently the study found that be more than 50% symptomatic arrhythmia cordis being detected after wearable device 48 hours, company
At continuous wearable device 14 days, the recall rate of arrhythmia cordis is 90% or more.Heart when only occurring according to complete arrhythmia cordis
Whether electrograph, the severity and its property of Cardiologists ability Accurate Diagnosis arrhythmia cordis, investigation belong to the pathologic rhythm of the heart
It is not normal.
Summary of the invention
In order to overcome the shortcomings of the prior art, the present invention provides a kind of wearable electrocardios based on single lead to adopt
Acquisition means and its acquisition method, continuously monitoring human body 14 days or more electrocardiogram (ECG) datas, not only can mark rhythm abnormality data simultaneously
Abnormal data is uploaded in time, a large amount of electrocardiogram (ECG) datas of acquisition for a long time can also be provided, and sufficient ginseng is provided for Cardiologists
Examine data and diagnosis basis.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of wearable ECG collection device based on single lead, including electrocardio patch host and electrocardio paste charger, institute
The electrocardio patch host stated includes for Bluetooth communication and receiving the first micro controller unit of conversion calculation processing, for storing the heart
The local storage unit of electricity and related data, the conduction for adhering to the left chest skin surface acquisition original electrocardiographicdigital weak signal of human body
Gel, the conduction that whether detection Signa Gel adheres to human skin surface for identification fall off detection circuit unit, for identification
Judge that the acceleration sensor module unit of human motion situation, the electrocardiosignal for improving original electrocardiographicdigital weak signal improve electricity
Road modular unit, for vibrational feedback motor, for switching on and shutting down and mark abnormal electrocardiogram data the first key, for docking
Electrocardio pastes the bullet needle interface of charger and provides the first power supply unit of power supply for pasting host for electrocardio, and described first is micro-
Controller unit fall off respectively with acceleration sensor module unit, conduction detection circuit unit, local storage unit, electrocardio letter
By key connection, the Signa Gel falls off with the conduction inspection respectively for number conditioning circuit module unit, motor and first
Slowdown monitoring circuit unit, the connection of electrocardiosignal conditioning circuit module unit, described plays needle interface and the local storage unit company
It connects；First power supply unit respectively with the first micro controller unit, local storage unit, acceleration sensor module list
Member, conduction fall off detection circuit unit, play needle interface connected with electrocardiosignal conditioning circuit module unit；
The electrocardio patch charger includes for Bluetooth communication and receiving the second micro controller unit of calculation processing, using
In the elastic slice interface of docking electrocardio patch host, the WIFI wireless communication unit for uploading electrocardiogram (ECG) data and message, for switching
Second key of machine and for providing the second power supply unit of power supply, second micro controller unit is pressed with second respectively
Key, elastic slice interface and WIFI wireless communication unit connection, second power supply unit respectively with elastic slice interface, the second microcontroller
Unit is connected with WIFI wireless communication unit；
First micro controller unit is connect by bluetooth with second micro controller unit, the local
Storage unit pastes the elastic slice interface of charger and the second micro controller unit of electrocardio patch charger through electrocardio by playing needle interface
Connection, by playing, needle interface pastes the elastic slice interface of charger through electrocardio to first power supply unit and electrocardio pastes the of charger
The connection of two power supply units.
Further, first micro controller unit and the integrated low-power consumption bluetooth module of the second micro controller unit,
First micro controller unit of the electrocardio patch host is bluetooth slave, the second microcontroller of the electrocardio patch charger
Unit is bluetooth host, and electrocardio patch host can be passed through abnormal electrocardiogram data, tumble event and the conduction event of falling off by bluetooth
Bluetooth connection is transmitted to electrocardio patch charger, and the electrocardio patch charger passes through WIFI wireless communication unit for data and message
It is uploaded to server.
Further, local storage unit is written in electrocardiogram (ECG) data by first micro controller unit, is received processing and is added
The output of acceleration sensor module unit is as a result, receive the output of the conductive detection circuit unit that falls off of judgement as a result, conversion process
The analog signal of electrocardiosignal conditioning circuit module unit output and the vibrational feedback for controlling motor；
The local storage unit is connect by spi bus with the first micro controller unit, supports continuous 14 days of storage
The above uninterrupted sampling electrocardiogram (ECG) data；The elastic slice interface provides spi bus reading for electrocardio patch charger and list is locally stored
Member data and for electrocardio paste host charging；
The Signa Gel obtains the original electrocardiographicdigital physics weak electric signal of human body, through electrocardiosignal conditioning circuit module list
Member amplification, filtering, benchmark and pressure stabilizing, after conditioning after electrocardiosignal be transmitted to the first micro controller unit and carry out analog-converted processing
It calculates；Meanwhile Signa Gel obtain human body original electrocardiographicdigital physics weak electric signal through conduction fall off detection circuit unit identification sentence
Disconnected output result to the first micro controller unit is handled；
The proper motion and tumble state of the described acceleration sensor module unit detection human body, by I2C bus with
The connection of first micro controller unit, by the first microprogrammed control unit control operating mode and judges human motion state；Working mould
Formula includes detection pattern and suspend mode.
Second micro controller unit is played needle interface by elastic slice interface and is connect with locally-stored unit, is passed through
Spi bus reads electrocardiogram (ECG) data, and is uploaded to server by the WIFI wireless communication unit；Second power supply is single
Member is played needle interface by elastic slice interface and is connect with the first power supply unit, is charged to the first power supply unit.
Further, first power supply unit includes defeated for providing the pressure stabilizing of electrocardio patch host modules power supply
Power supply and the power circuit for charge detection and protection out.
A kind of acquisition method of the wearable ECG collection device based on single lead, includes the following steps:
Electrocardio is pasted into host with 75% medicinal alcohol cleaning disinfection skin firstly, rejecting the left chest top hair of user
It is installed on above left chest, i.e., Signa Gel is adhered to the surface of the left chest of human body；Long-pressing electrocardio pastes the second of charger
It key 3 seconds, opens electrocardio and pastes light source of charger, it is automatic to connect upper wireless network；Then the first key 3 of long-pressing electrocardio patch host
Second, it opens electrocardio and pastes host power supply, the first microprogrammed control unit control motor vibration 0.5 second feeds back power-on operation；
If user feels that heart is uncomfortable, the first key of short-press once, marks anomalous ecg data, 1 point half after label
The corresponding data type Bit7 zero setting of data, other situations set 1；First microprogrammed control unit control motor vibration 1 second, feedback mark
Between clocking, and broadcast bluetooth connection message；Electrocardio pastes charger periodic scan to Bluetooth broadcast message, establishes bluetooth connection,
It receives electrocardio and pastes host abnormal data event, and server is uploaded to by WIFI wireless communication unit, disconnected after successfully uploading
Bluetooth connection；
Finally, the first key of long-pressing 3 seconds, the first microprogrammed control unit control motor vibration 0.5 second feed back power-off operation,
It closes electrocardio and pastes host power supply, electrocardio patch host is placed on electrocardio patch charger, i.e., by the bullet needle interface of electrocardio patch host
It connects one to one with the elastic slice interface of electrocardio patch charger；Electrocardio pastes charger and reads electrocardio patch host by spi bus
Local storage unit ID, then start read local storage unit in electrocardiogram (ECG) data, and pass through WIFI wireless communication unit
It is uploaded to server, the data of all local storage units are wiped after uploading successfully；Meanwhile electrocardio patch charger is connect by elastic slice
Mouth is the first power supply unit charging that electrocardio pastes host, and after charging complete, the charge protector in the first power supply unit is opened
Beginning work, prevents electricity from overcharging.
It falls off judgment step the method also includes following conduction:
If Signa Gel falls off or contacts bad, corresponding conduction falls off Bit5 zero setting, and no person sets 1；Conduction falls off detection
The result that the conduction that circuit unit then will test falls off is transmitted to the first micro controller unit, the first microprogrammed control unit control horse
Up to vibration 2 seconds, feedback conduction fell off event, and broadcasts bluetooth connection message；It is wide to bluetooth that electrocardio pastes charger periodic scan
Message is broadcast, establishes bluetooth connection, electrocardio patch host conduction is received and falls off event, and clothes are uploaded to by WIFI wireless communication unit
Business device, disconnects bluetooth connection after successfully uploading.
The method also includes judgment steps of falling as follows:
If user falls, corresponding label Bit6 zero setting of falling, no person sets 1；Acceleration sensor module unit will be examined
The result for measuring tumble is transmitted to the first micro controller unit, and the first microprogrammed control unit control motor vibration 2 seconds feeds back tumble thing
Part, and broadcast bluetooth connection message；Electrocardio pastes charger periodic scan to Bluetooth broadcast message, establishes bluetooth connection, receives
Electrocardio pastes host tumble event, and is uploaded to server by WIFI wireless communication unit, disconnects bluetooth connection after successfully uploading.
Beneficial effects of the present invention are mainly manifested in: in such a way that single lead is wearable, monitoring the human body heart for a long time
Rate situation improves the recall rate of arrhythmia cordis, obtains complete ECG data, whether belongs to the pathologic rhythm of the heart for doctor's investigation
Not normal offer foundation, is accurately and effectively treated much sooner convenient for patient.Meanwhile it reducing using threshold and expense, nothing
Hospital need to be gone to or use professional equipment easily convenient acquisition electrocardiogram (ECG) data, understand self health status in time.
Detailed description of the invention
Fig. 1 is electrocardio patch main machine structure schematic diagram of the invention.
Fig. 2 is electrocardio patch charger construction schematic diagram of the invention.
Fig. 3 is bullet needle interface and elastic slice interface connection schematic diagram of the invention.
Fig. 4 is local storage unit storing data format of the invention.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Referring to Fig.1~Fig. 4, a kind of wearable ECG collection device based on single lead, including electrocardio patch host and the heart
Electricity patch charger, the electrocardio patch host include the first microcontroller list for Bluetooth communication and reception conversion calculation processing
Member, the local storage unit for storing electrocardio and related data acquire the original heart for adhering to the left chest skin surface of human body
The Signa Gel of electric weak signal, the conduction that whether detection Signa Gel adheres to human skin surface for identification fall off detection circuit
Unit, the acceleration sensor module unit for judging human motion situation for identification, for improving original electrocardiographicdigital weak signal
Electrocardiosignal conditioning circuit module unit, for the motor of vibrational feedback, for the of switching on and shutting down and label abnormal electrocardiogram data
One key, the bullet needle interface for docking electrocardio patch charger and the first power supply for providing power supply for electrocardio patch host are single
Member, first micro controller unit fall off with acceleration sensor module unit, conduction detection circuit unit, local respectively
Storage unit, electrocardiosignal conditioning circuit module unit, motor and first by key connection, the Signa Gel respectively with institute
The conduction stated fall off detection circuit unit, electrocardiosignal conditioning circuit module unit connection, the bullets needle interface with it is described
Local storage unit connection；First power supply unit respectively with the first micro controller unit, local storage unit, acceleration
Sensor module, conduction fall off detection circuit unit, play needle interface connected with electrocardiosignal conditioning circuit module unit；
The electrocardio patch charger includes for Bluetooth communication and receiving the second micro controller unit of calculation processing, using
In the elastic slice interface of docking electrocardio patch host, the WIFI wireless communication unit for uploading electrocardiogram (ECG) data and message, for switching
Second key of machine and for providing the second power supply unit of power supply, second micro controller unit is pressed with second respectively
Key, elastic slice interface and WIFI wireless communication unit connection, second power supply unit respectively with elastic slice interface, the second microcontroller
Unit is connected with WIFI wireless communication unit；
First micro controller unit is connect by bluetooth with second micro controller unit, the local
Storage unit pastes the elastic slice interface of charger and the second micro controller unit of electrocardio patch charger through electrocardio by playing needle interface
Connection, by playing, needle interface pastes the elastic slice interface of charger through electrocardio to first power supply unit and electrocardio pastes the of charger
The connection of two power supply units.
Further, first micro controller unit and the integrated low-power consumption bluetooth module of the second micro controller unit,
First micro controller unit of the electrocardio patch host is bluetooth slave, the second microcontroller of the electrocardio patch charger
Unit is bluetooth host, and electrocardio patch host can be passed through abnormal electrocardiogram data, tumble event and the conduction event of falling off by bluetooth
Bluetooth connection is transmitted to electrocardio patch charger, and the electrocardio patch charger passes through WIFI wireless communication unit for data and message
It is uploaded to server.
Further, local storage unit is written in electrocardiogram (ECG) data by first micro controller unit, is received processing and is added
The output of acceleration sensor module unit is as a result, receive the output of the conductive detection circuit unit that falls off of judgement as a result, conversion process
The analog signal of electrocardiosignal conditioning circuit module unit output and the vibrational feedback for controlling motor；
The local storage unit is connect by spi bus with the first micro controller unit, supports continuous 14 days of storage
The above uninterrupted sampling electrocardiogram (ECG) data；The elastic slice interface provides spi bus reading for electrocardio patch charger and list is locally stored
Member data and for electrocardio paste host charging；
The Signa Gel obtains the original electrocardiographicdigital physics weak electric signal of human body, through electrocardiosignal conditioning circuit module list
Member amplification, filtering, benchmark and pressure stabilizing, after conditioning after electrocardiosignal be transmitted to the first micro controller unit and carry out analog-converted processing
It calculates；Meanwhile Signa Gel obtain human body original electrocardiographicdigital physics weak electric signal through conduction fall off detection circuit unit identification sentence
Disconnected output result to the first micro controller unit is handled；
The proper motion and tumble state of the described acceleration sensor module unit detection human body, by I2C bus with
The connection of first micro controller unit, by the first microprogrammed control unit control operating mode and judges human motion state；Working mould
Formula includes detection pattern and suspend mode.
Second micro controller unit is played needle interface by elastic slice interface and is connect with locally-stored unit, is passed through
Spi bus reads electrocardiogram (ECG) data, and is uploaded to server by the WIFI wireless communication unit；Second power supply is single
Member is played needle interface by elastic slice interface and is connect with the first power supply unit, is charged to the first power supply unit.
Further, first power supply unit includes defeated for providing the pressure stabilizing of electrocardio patch host modules power supply
Power supply and the power circuit for charge detection and protection out.
In the present embodiment, the conduction detection circuit unit that falls off is connect with Signa Gel, and conduction is fallen off result output
To the first micro controller unit.The local storage unit is connect by spi bus with the first micro controller unit, and bullet is passed through
Elastic slice interface of the needle interface through electrocardio patch charger is connect with the second micro controller unit of electrocardio patch charger.
Second micro controller unit respectively with the second key, elastic slice interface, WIFI wireless communication unit and second
Power supply unit connects, and list is locally stored in the bullet needle interface and the electrocardio patch host by elastic slice interface through electrocardio patch host
Member connection.Second power supply is connect with elastic slice interface, the second micro controller unit and WIFI wireless communication unit respectively, is passed through
Bullet needle interface of the elastic slice interface through electrocardio patch host is connect with the first power supply unit of the electrocardio patch host.
The present invention by long lasting for detection human body rhythm of the heart data, and then for the diagnosis state of an illness provide data and according to
According to, make a definite diagnosis in time carry out next step treatment.
The local storage unit is controlled the read-write of electrocardiogram (ECG) data by the first micro controller unit by spi bus, is led to
It crosses bullet needle interface to connect through the elastic slice interface of electrocardio patch charger with the second micro controller unit, be led to by the second micro controller unit
The read-write of spi bus control electrocardiogram (ECG) data is crossed, meanwhile, the power source charges input of the first power supply unit is by playing needle interface through elastic slice
Interface is connect with the output of the second power supply unit.
The conduction falls off the Signa Gel fixing situation of detection circuit unit real-time monitoring list lead, and exports result
To the first micro controller unit；The acceleration sensor module unit is connected by I2C bus and the first micro controller unit
It connects, the motion conditions of real-time monitoring user, includes mainly proper motion and tumble, and result is exported to the first microcontroller
Unit.
First power supply unit is started by the first key provides regulated power supply for modules, by playing needle interface warp
The elastic slice interface of electrocardio patch charger is connect with the second power supply unit.The bullet needle interface is connect with elastic slice interface, it is described
The second power supply unit can for the first power supply unit carry out wired charging.
Second micro controller unit integrates low-power consumption bluetooth module, and the electrocardio patch host near periodic scan is wide
The bluetooth messages broadcast, receive that electrocardio pastes the abnormal data of host, conduction falls off event and tumble event by bluetooth connection, and lead to
It crosses WIFI wireless communication unit and is uploaded to server.The bullet that the elastic slice interface and the electrocardio of the electrocardio patch charger paste
Needle interface connection, periodically through spi bus read local storage unit ID, with determine electrocardio patch host bullet needle interface be
The no elastic slice interface with electrocardio patch charger is connect, and pastes host charging for the electrocardio.Second micro controller unit
The electrocardiogram (ECG) data of the local storage unit is read by elastic slice interface, and service is uploaded to by WIFI wireless communication unit
Device.
A kind of wearable ECG collection device based on single lead as shown in Figure 1 and Figure 2 includes electrocardio patch host and the heart
Electricity patch charger.Wherein, electrocardio patch host is fallen off inspection by the first micro controller unit, acceleration sensor module unit, conduction
Slowdown monitoring circuit unit, electrocardiosignal conditioning circuit module unit, local storage unit, motor, plays needle interface, first at Signa Gel
Key and the first power supply unit composition.Electrocardio pastes charger by the second micro controller unit, elastic slice interface, the second key, WIFI
Wireless communication unit and the second power supply unit composition.First micro controller unit receives conversion process electrocardiogram (ECG) data and adds
Velocity sensor data, it is proper that identification judges whether Signa Gel adheres to, and electrocardiogram (ECG) data is stored in local storage unit, controls
The vibrational feedback of motor.The six-axle acceleration data of the acceleration sensor module unit acquisition human motion, and export
By the cell processing of the first microcontroller；It is careful that the local storage unit and the first power supply unit passes through bullet needle interface respectively
The elastic slice interface of electricity patch is connect with the second micro controller unit and the second power supply unit.First key is for switching on and shutting down
The label of control and anomalous ecg data then can be different by the first key markings electrocardio when user's feeling heart discomfort
Abnormal data is pasted charger by Bluetooth transmission to electrocardio, pastes charger by electrocardio and wirelessly communicate list by WIFI by regular data
Member uploads abnormal data to server.
In actual operation, as shown in figure 3, the electrocardio patch host pastes charger and connect by playing needle interface and electrocardio
It connects, playing needle interface includes spi bus and charge function.Charge function mainly passes through positive pole VDD and power cathode GND is real
It is existing；Spi bus mainly have MOSI master go out from enter, MISO master enter from go out, SCK clock and CS piece choosing, electrocardio paste charger second
Micro controller unit passes through bullet as SPI slave, second micro controller unit as SPI host, local storage unit
Piece interface is played needle interface and is connect with local storage unit, and reads the electrocardiogram (ECG) data of local storage unit.The electrocardio patch
Low-power consumption bluetooth module BLE and the electrocardio that host is integrated by the first micro controller unit paste the second microcontroller of charger
The integrated low-power consumption bluetooth module BLE connection of device unit, electrocardio paste host as bluetooth slave, broadcast bluetooth connection message, the heart
Electricity patch charger searches for Bluetooth broadcast message as bluetooth host.The electrocardio patch charger can receive electrocardio by bluetooth
Data are simultaneously uploaded to server by WIFI wireless communication unit, and the sheet of electrocardio patch host can be also directly read by elastic slice interface
Then electrocardiogram (ECG) data in ground storage unit is uploaded to server by WIFI wireless communication unit.
In actual operation, as shown in figure 4, it is a packet that the storage format of the local storage unit, which is every 32 bytes,
Data include 1 byte data packet sequence, 1 byte anomalous ecg data type, 30 byte electrocardiogram (ECG) datas.Wherein, 1 byte electrocardio
Abnormal data type includes data type (normal and abnormal, to be indicated with highest order Bit7), and label of falling (normally and is fallen, used
Bit6 is indicated), conduction falls off and (normally and falls off, indicated with Bit5), and Bit4~Bit0 reserved bit is defaulted as 0；30 byte electrocardios
Data include 20 sampled points, and each sampled point is stored with 1.5 bytes.The space of the local storage unit is 1GB, electrocardio
Sample rate 256Hz, sampling precision 12bit, then every 24 hours generate electrocardiogram (ECG) data amount be * 3600 seconds 24 hours * 256 adopt
1.5 bytes of sampling point *=32400KB are 32400KB*32/20=according to the memory space that storage format then generates for every 24 hours
51840KB, then local storage unit can store 20 days or more electrocardiogram (ECG) datas.
In actual operation, the motion state of the acceleration sensor module unit real-time monitoring human body, it is described
Conduction falls off the adherency situation of detection circuit unit real-time monitoring Signa Gel, when detecting that tumble state or conduction fall off,
One micro controller unit by bluetooth connection inform electrocardio paste charger, electrocardio patch charger receive informing after, by WIFI without
Line communication unit is uploaded to server.The motor by the first microprogrammed control unit control, when occur conduction fall off, fall and
First key press event, then the first microprogrammed control unit control motor vibration is fed back.
In actual operation, second micro controller unit scanned every time every 25 seconds unlatching bluetooth run-downs
10 seconds.First micro controller unit the first key markings abnormal data, tumble event and conduction fall off event triggering,
Broadcast bluetooth connection message.Bluetooth connection mouth is established, electrocardio pastes host and event type is informed that electrocardio pastes charger, and electrocardio patch is filled
Electric appliance reports abnormal data or message to server according to event type by WIFI wireless communication unit.Meanwhile second micro-control
Device unit processed read the ID of local storage unit every 5 seconds by spi bus, if reading correct ID, was judged as that electrocardio pastes
The bullet needle interface of host and the elastic slice interface of electrocardio patch charger connect one to one, and then start to read electrocardiogram (ECG) data, and lead to
It crosses WIFI wireless communication unit and reports electrocardiogram (ECG) data.
Specific step is as follows for implementation:
1) firstly, rejecting hair above left chest, with 75% medicinal alcohol cleaning disinfection skin, electrocardio patch host is installed
Above left chest, i.e., Signa Gel is adhered to the surface of the left chest of human body；Second key 3 of long-pressing electrocardio patch charger
Second, it opens electrocardio and pastes light source of charger, it is automatic to connect upper wireless network；Then the first key 3 seconds of long-pressing electrocardio patch host, are opened
Electrocardio patch host power supply is opened, the first microprogrammed control unit control motor vibration 0.5 second feeds back power-on operation.
2) secondly, corresponding conduction falls off Bit5 zero setting, and no person sets 1 if Signa Gel falls off or contacts bad；Conduction is de-
The result that the conduction that falling detection circuit unit then will test falls off is transmitted to the first micro controller unit, the first micro controller unit
Control motor vibration 2 seconds, feedback conduction falls off event, and broadcasts bluetooth connection message；Electrocardio patch charger periodic scan arrives
Bluetooth broadcast message, establishes bluetooth connection, receives electrocardio patch host conduction and falls off event, and by WIFI wireless communication unit
Server is reached, bluetooth connection is disconnected after successfully uploading, saves power consumption.
3) further, if user falls, corresponding label Bit6 zero setting of falling, no person sets 1；Acceleration sensor module
The result that unit will test tumble is transmitted to the first micro controller unit, the first microprogrammed control unit control motor vibration 2 seconds, instead
Tumble event is presented, and broadcasts bluetooth connection message；Electrocardio pastes charger periodic scan to Bluetooth broadcast message, establishes bluetooth company
It connects, receives electrocardio and paste host tumble event, and server is uploaded to by WIFI wireless communication unit, disconnected after successfully uploading blue
Tooth connection, saves power consumption.
4) further, if user feels that heart is uncomfortable, the first key of short-press once, marks anomalous ecg data, mark
The corresponding data type Bit7 zero setting of 1 point of half data after note, other situations set 1；The shake of first microprogrammed control unit control motor
It is 1 second dynamic, the feedback flag time, and broadcast bluetooth connection message；Electrocardio pastes charger periodic scan to Bluetooth broadcast message, builds
Vertical bluetooth connection receives electrocardio and pastes host abnormal data event, and is uploaded to server by WIFI wireless communication unit, success
Bluetooth connection is disconnected after upload, saves power consumption.
4) finally, the first key of long-pressing 3 seconds, the first microprogrammed control unit control motor vibration 0.5 second, feedback shutdown behaviour
Make, close electrocardio and paste host power supply, electrocardio patch host is placed on electrocardio patch charger, i.e., connects the bullet needle of electrocardio patch host
The elastic slice interface of mouth and electrocardio patch charger connects one to one；Electrocardio pastes charger and reads electrocardio patch master by spi bus
The ID of the local storage unit of machine then starts to read the electrocardiogram (ECG) data in local storage unit, and wirelessly communicates list by WIFI
Member is uploaded to server, and the data of all local storage units are wiped after uploading successfully；Meanwhile electrocardio patch charger passes through elastic slice
Interface is the first power supply unit charging that electrocardio pastes host, charge protector after charging complete, in the first power supply unit
It starts to work, prevents electricity from overcharging.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (7)
1. a kind of wearable ECG collection device based on single lead, it is characterised in that: paste host and electrocardio patch including electrocardio
Charger, the described electrocardio patch host include for Bluetooth communication and receive conversion calculation processing the first micro controller unit,
For storing the local storage unit of electrocardio and related data, weak for adhering to human body left chest skin surface acquisition original electrocardiographicdigital
The Signa Gel of signal, the conduction that whether detection Signa Gel adheres to human skin surface for identification fall off detection circuit list
Member, acceleration sensor module unit, the heart for improving original electrocardiographicdigital weak signal for judging human motion situation for identification
Electric signal conditioning circuit module unit, for vibrational feedback motor, for switching on and shutting down and mark abnormal electrocardiogram data first
Key, the bullet needle interface for docking electrocardio patch charger and the first power supply for providing power supply for electrocardio patch host are single
Member, first micro controller unit fall off with acceleration sensor module unit, conduction detection circuit unit, local respectively
Storage unit, electrocardiosignal conditioning circuit module unit, motor and first by key connection, the Signa Gel respectively with institute
The conduction stated fall off detection circuit unit, electrocardiosignal conditioning circuit module unit connection, the bullets needle interface with it is described
Local storage unit connection；First power supply unit respectively with the first micro controller unit, local storage unit, acceleration
Sensor module, conduction fall off detection circuit unit, play needle interface connected with electrocardiosignal conditioning circuit module unit；
The described electrocardio patch charger include for Bluetooth communication and receive calculation processing the second micro controller unit, for pair
Connect the electrocardio patch elastic slice interface of host, the WIFI wireless communication unit for uploading electrocardiogram (ECG) data and message, for switching on and shutting down
Second key and for providing the second power supply unit of power supply, second micro controller unit respectively with the second key,
Elastic slice interface and WIFI wireless communication unit connection, second power supply unit respectively with elastic slice interface, the second microcontroller list
Member is connected with WIFI wireless communication unit；
First micro controller unit is connect by bluetooth with second micro controller unit, and described is locally stored
Unit is connect by playing the elastic slice interface that needle interface pastes charger through electrocardio with the second micro controller unit that electrocardio pastes charger,
By playing, needle interface pastes the elastic slice interface of charger through electrocardio to first power supply unit and electrocardio pastes the second of charger and supplies
Electric unit connection.
2. a kind of wearable ECG collection device based on single lead as described in claim 1, it is characterised in that: described
First micro controller unit and the integrated low-power consumption bluetooth module of the second micro controller unit, the first of the electrocardio patch host
Micro controller unit is bluetooth slave, and the second micro controller unit of the electrocardio patch charger is bluetooth host, electrocardio patch
Host can by bluetooth by abnormal electrocardiogram data, tumble event and conduction fall off event by bluetooth connection be transmitted to electrocardio patch fill
Data and message are uploaded to server by WIFI wireless communication unit by electric appliance, the electrocardio patch charger.
3. a kind of wearable ECG collection device based on single lead as claimed in claim 1 or 2, it is characterised in that: institute
Local storage unit is written in electrocardiogram (ECG) data by the first micro controller unit stated, and receives processing acceleration sensor module unit
Output is as a result, receive the output of the conductive detection circuit unit that falls off of judgement as a result, conversion process electrocardiosignal conditioning circuit module
The analog signal of unit output and the vibrational feedback for controlling motor；
The local storage unit is connect by spi bus with the first micro controller unit, is supported storage continuous 14 days or more
Uninterrupted sampling electrocardiogram (ECG) data；The elastic slice interface pastes charger for electrocardio and provides spi bus reading local storage unit
Data and for electrocardio paste host charging；
The Signa Gel obtains the original electrocardiographicdigital physics weak electric signal of human body, puts through electrocardiosignal conditioning circuit module unit
Greatly, filtering, benchmark and pressure stabilizing, after conditioning after electrocardiosignal be transmitted to the first micro controller unit and carry out analog-converted processing meter
It calculates；Meanwhile Signa Gel obtain human body original electrocardiographicdigital physics weak electric signal through conduction fall off detection circuit unit identification judgement
Output result to the first micro controller unit is handled；
The proper motion and tumble state of the acceleration sensor module unit detection human body, pass through I2C bus and first
Micro controller unit connection, by the first microprogrammed control unit control operating mode and judges human motion state；
Second micro controller unit is played needle interface by elastic slice interface and is connect with locally-stored unit, total by SPI
Line reads electrocardiogram (ECG) data, and is uploaded to server by the WIFI wireless communication unit；Second power supply unit is logical
It crosses elastic slice interface and is connect through bullet needle interface with the first power supply unit, charged to the first power supply unit.
4. a kind of wearable ECG collection device based on single lead as claimed in claim 1 or 2, it is characterised in that: institute
The first power supply unit stated includes pasting the pressure stabilizing out-put supply of host modules power supply and for inspection of charging for providing electrocardio
The power circuit surveyed and protected.
5. a kind of acquisition method of device as described in claim 1, it is characterised in that: the method includes following electrocardiogram acquisition steps
It is rapid:
Firstly, rejecting hair above the left chest of user, with 75% medicinal alcohol cleaning disinfection skin, electrocardio patch host is installed
Above left chest, i.e., Signa Gel is adhered to the surface of the left chest of human body；Second key 3 of long-pressing electrocardio patch charger
Second, it opens electrocardio and pastes light source of charger, it is automatic to connect upper wireless network；Then the first key 3 seconds of long-pressing electrocardio patch host, are opened
Electrocardio patch host power supply is opened, the first microprogrammed control unit control motor vibration 0.5 second feeds back power-on operation；
If user feels that heart is uncomfortable, the first key of short-press once, marks anomalous ecg data, 1 point of half data after label
Corresponding data type Bit7 zero setting, other situations set 1；First microprogrammed control unit control motor vibration 1 second, when feedback flag
Between, and broadcast bluetooth connection message；Electrocardio pastes charger periodic scan to Bluetooth broadcast message, establishes bluetooth connection, receives
Electrocardio pastes host abnormal data event, and is uploaded to server by WIFI wireless communication unit, disconnects bluetooth after successfully uploading
Connection；
Finally, the first key of long-pressing 3 seconds, the first microprogrammed control unit control motor vibration 0.5 second feed back power-off operation, close
Electrocardio pastes host power supply, and electrocardio patch host is placed on electrocardio patch charger, i.e., by the bullet needle interface and the heart of electrocardio patch host
The elastic slice interface of electricity patch charger connects one to one；Electrocardio pastes charger and reads the sheet that electrocardio pastes host by spi bus
The ID of ground storage unit then starts to read the electrocardiogram (ECG) data in local storage unit, and is uploaded by WIFI wireless communication unit
To server, the data of all local storage units are wiped after uploading successfully；Meanwhile electrocardio patch charger is by elastic slice interface
Electrocardio pastes the first power supply unit charging of host, and after charging complete, the charge protector in the first power supply unit starts work
Make, prevents electricity from overcharging.
6. acquisition method as claimed in claim 5, it is characterised in that: fall off the method also includes following conduction and judge step
It is rapid:
If Signa Gel falls off or contacts bad, corresponding conduction falls off Bit5 zero setting, and no person sets 1；Conduction falls off detection circuit
The result that the conduction that unit then will test falls off is transmitted to the first micro controller unit, the shake of the first microprogrammed control unit control motor
Dynamic 2 seconds, feedback conduction fell off event, and broadcasts bluetooth connection message；Electrocardio patch charger periodic scan disappears to Bluetooth broadcast
Breath, establishes bluetooth connection, receives electrocardio patch host conduction and falls off event, and is uploaded to service by WIFI wireless communication unit
Device disconnects bluetooth connection after successfully uploading.
7. acquisition method as claimed in claim 5, it is characterised in that: the method also includes judgment steps of falling as follows:
If user falls, corresponding label Bit6 zero setting of falling, no person sets 1；Acceleration sensor module unit will test
The result of tumble is transmitted to the first micro controller unit, and the first microprogrammed control unit control motor vibration 2 seconds feeds back tumble event,
And broadcast bluetooth connection message；Electrocardio pastes charger periodic scan to Bluetooth broadcast message, establishes bluetooth connection, receives electrocardio
Host tumble event is pasted, and server is uploaded to by WIFI wireless communication unit, disconnects bluetooth connection after successfully uploading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810971064.4A CN108937917A (en) | 2018-08-24 | 2018-08-24 | A kind of wearable ECG collection device and its acquisition method based on single lead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810971064.4A CN108937917A (en) | 2018-08-24 | 2018-08-24 | A kind of wearable ECG collection device and its acquisition method based on single lead |
Publications (1)
| Publication Number | Publication Date |
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| CN108937917A true CN108937917A (en) | 2018-12-07 |
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| CN201810971064.4A Pending CN108937917A (en) | 2018-08-24 | 2018-08-24 | A kind of wearable ECG collection device and its acquisition method based on single lead |
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