CN105266795A - Dynamic electrocardiosignal acquisition device - Google Patents
Dynamic electrocardiosignal acquisition device Download PDFInfo
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- CN105266795A CN105266795A CN201510745632.5A CN201510745632A CN105266795A CN 105266795 A CN105266795 A CN 105266795A CN 201510745632 A CN201510745632 A CN 201510745632A CN 105266795 A CN105266795 A CN 105266795A
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Abstract
The invention provides a dynamic electrocardiosignal acquisition device. The dynamic electrocardiosignal acquisition device includes a flexible electrode sheet, a battery and a PCB function control panel, wherein the flexible electrode sheet and the battery are respectively connected with the PCB function control panel, and the flexible electrode sheet is used for acquiring electrocardiosignals, the battery is used for providing power for the PCB function control panel, and the PCB function control panel monitors the acquired electrocardiosignals through adopting an atrial fibrillation detection algorithm and outputting electrocardiosignals carrying atrial fibrillation information. The dynamic electrocardiosignal acquisition device provided by the technical scheme of the invention is small in size and can be worn by a user to complete acquisition of dynamic electrocardiosignals.
Description
Technical field
The present invention relates to data collecting field, particularly relate to a kind of ambulatory ecg signal harvester.
Background technology
Ambulatory electrocardiogram be a kind of can the method for long-time continuous record editor analyst's systemic heart ECG Change under movable and rest state.Compared with ordinary electrocardiogram, ambulatory electrocardiogram can gather continuously to the electrocardiosignal of user, improve non-standing arrhythmia, especially to the recall rate of transient arrhythmia and of short duration myocardial ischemic attacks, the scope of Magnified ECG clinical application.
Current, traditional dynamic electrocardiogram equipment volume is comparatively large, and user carries very inconvenient, also brings considerable influence to the normal rest of user, activity, work.
Summary of the invention
Embodiments of the invention provide a kind of ambulatory ecg signal harvester, and this device volume is small and exquisite, make user can complete the collection of ambulatory ecg signal by this harvester of body-worn.
For achieving the above object, the invention provides a kind of ambulatory ecg signal harvester, comprising: flexible electrical pole piece, battery and PCB function control plate, wherein, described flexible electrical pole piece and battery are connected with described PCB function control plate respectively, and described flexible electrical pole piece is for gathering electrocardiosignal; Described battery is used for powering to PCB function control plate, and described PCB function control plate adopts atrial fibrillation detection algorithm to monitor the electrocardiosignal collected, and exports the electrocardiosignal of band atrial fibrillation information.
Ambulatory ecg signal harvester as above, described PCB function control plate comprises: ECG simulator front end and atrial fibrillation identification circuit, wherein, described ECG simulator front end comprises: the instrument amplifier be linked in sequence, high pass filter and secondary filtering and amplifying circuit; Two electrodes that described flexible electrical pole piece is arranged are connected with the input port of described instrument amplifier respectively; Described atrial fibrillation identification circuit is connected with described secondary filtering and amplifying circuit, for monitoring the electrocardiosignal that described ECG simulator front-end collection arrives, and exports the electrocardiosignal of band atrial fibrillation information.
Ambulatory ecg signal harvester as above, described PCB function control plate is provided with Power Management Unit, powers to other functional units in described PCB function control plate for controlling described battery.
Ambulatory ecg signal harvester as above, described PCB function control plate is provided with automatic wake-up circuit, comprises: the first resistance, the second resistance, voltage follower, voltage comparator circuit; Described first resistance one end connects DC voltage VCC, and on an electrode of two electrodes described in another termination, described second resistance one end ground connection, on another electrode of two electrodes described in another termination; The electrode that input and described first resistance of described voltage follower connect is connected, and outfan is connected with the input of described voltage comparator circuit; When described voltage comparator circuit is communicated with between described two electrodes, export high level, when described two electrodes are separated, output low level; The outfan of described voltage comparator circuit is connected with the input of described Power Management Unit.
Ambulatory ecg signal harvester as above, described PCB function control plate is provided with electrode slice and comes off detecting unit, comprising: self-powered control circuit, electrode slice come off testing circuit and alarm unit; Described self-powered control circuit is after electrifying startup, and when inputting without external control signal, the input continued to described Power Management Unit exports high level; The described electrode slice testing circuit that comes off is connected with the outfan of described filtering and amplifying circuit, and when the outfan of described filtering and amplifying circuit exports d. c. voltage signal in lasting scheduled duration, trigger described alarm unit and send alarm signal, and after predetermined delay duration, control described self-powered control circuit to described Power Management Unit output low level.
Ambulatory ecg signal harvester as above, described alarm unit comprises: the audio frequency loader, the power amplification circuit that connect in turn; Described ambulatory ecg signal harvester also comprises piezoelectric ceramics piezo; The come off outfan of testing circuit of described audio frequency loader and described electrode slice is connected, and come off after triggering signal that testing circuit sends receiving described electrode slice, load the audio signal extremely described power amplification circuit prestored, then send audio signal through described piezoelectric ceramics piezo.
Ambulatory ecg signal harvester as above, described PCB function control plate is provided with memory module, detects the electrocardiosignal of the band atrial fibrillation information obtained for storing described atrial fibrillation identification circuit.
Ambulatory ecg signal harvester as above, described PCB function control plate is provided with communication module, transmits for the data realizing electrocardiosignal of carrying out communicating with the mode of at least one below and external equipment: bluetooth, wireless network, distance of near field communication, infrared communication.
Ambulatory ecg signal harvester as above, also comprises protecgulum, bonnet and realizes with described battery the battery cover that removably connects.
Ambulatory ecg signal harvester as above, also comprise: for the inner cap of fixing described PCB function control plate, described ambulatory ecg signal harvester is to be sequentially followed successively by described protecgulum, piezoelectric ceramics piezo, PCB function control plate, inner cap, battery, battery cover, flexible electrical pole piece, bonnet from top to bottom.
The ambulatory ecg signal harvester that the embodiment of the present invention provides, for the electrocardiosignal collected, atrial fibrillation detection algorithm is adopted only to monitor atrial fibrillation electrocardiosignal, subsequent treatment is also only for atrial fibrillation ECG's data compression, in hinge structure, whole ambulatory ecg signal is transmitted, stores and carry out the scheme of subsequent treatment, the workload of its transmission, storage is little, the less energy consumption of whole device, the power consumption of corresponding each functional module is also little, volume can diminish thereupon, and the ambulatory ecg signal harvester that therefore embodiment of the present invention provides is convenient to carry with; And by two electrodes directly being sticked on the skin of human body to be detected, as the positions such as front can realize the detection to human ecg signal quickly and easily.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of ambulatory ecg signal harvester provided by the invention;
Fig. 2 is the structural representation of PCB function control plate in ambulatory ecg signal harvester provided by the invention;
Fig. 3 is the structural representation of automatic wake-up circuit provided by the invention.
Drawing reference numeral explanation
1-protecgulum, 2-piezoelectric ceramics piezo, 3-PCB function control plate, 4-inner cap, 5-battery, 6-battery cover, 7-flexible electrical pole piece, 8-bonnet, 9-ECG simulator front end, 91-instrument amplifier, 92-high pass filter, 93-secondary filtering and amplifying circuit, 10-Power Management Unit, 11-automatic wake-up circuit, R1-first resistance, R2-second resistance, 12-voltage follower, 13-voltage comparator circuit, 14-electrode slice comes off detecting unit, 15-self-powered control circuit, 16-electrode slice comes off testing circuit, 17-alarm unit, 18-audio frequency loader, 19-power amplification circuit, 20-memory module, 21-communication module, 22-atrial fibrillation identification circuit.
Detailed description of the invention
Detection is identified that the ECG simulator front end of electrocardiosignal and the equipment of atrial fibrillation identification circuit such as chip, circuit etc. are integrated in PCB function control plate by embodiments of the invention, and combine to be arranged on and be easy to paste two electrodes on the flexible electrical pole piece on human body skin to gather the electrocardiosignal of human body, to realize whenever and wherever possible and fast and easy detects the object of electrocardiosignal.
Embodiment one
Fig. 1 is the decomposition texture schematic diagram of ambulatory ecg signal harvester provided by the invention.Fig. 2 is the structural representation of PCB function control plate in ambulatory ecg signal harvester provided by the invention.Shown in composition graphs 1 and Fig. 2, this ambulatory ecg signal harvester comprises: flexible electrical pole piece 7, battery 5 and PCB function control plate 3.Wherein, flexible electrical pole piece 7 is connected with PCB function control plate 3 respectively with battery 5, and flexible electrical pole piece 7 is for gathering electrocardiosignal; Battery 5 is for powering to PCB function control plate 3, and PCB function control plate 3 adopts atrial fibrillation detection algorithm to monitor the electrocardiosignal collected, and exports the electrocardiosignal of band atrial fibrillation information.
Particularly, in actual ambulatory ecg signal harvester, also protecgulum 1 can be set up and bonnet 8 is protected whole device.Flexible electrical pole piece 7 can be provided with two electrodes (two circular dashed line frames on corresponding 7) being exposed to protecgulum 1 and/or bonnet 8 outside, and be connected with PCB function control plate 3 respectively.Protecgulum 1 and bonnet 8 can be that metal or plastic material are formed, and the flexible electrical pole piece 7 be positioned in the middle of the two, battery 5 and PCB function control plate 3 can be fixed after fastening by the two, thus the ambulatory ecg signal harvester that formation one is complete.After protecgulum 1 and bonnet 8 fasten, two metal electrodes on flexible electrical pole piece 7 are exposed to the outside of whole harvester, are convenient to paste at human body surface, the electrocardiosignal of perception human body.As shown in Figure 1, in protecgulum 1 side relative with bonnet 8 by arranging snap part, as arranged convex shaped buckle structure on bonnet 8, the fastening both the buckle structure that protecgulum 1 arranges groove type realizes.Meanwhile, also can as shown in fig. 1, the groove of setting position coupling on flexible electrical pole piece 7, thus the convex shaped buckle structure of bonnet 8 is completed with the buckle structure of protecgulum 1 fovea superior flute profile through groove engage.
Alternatively, in the ambulatory ecg signal harvester shown in Fig. 1, also can comprise the battery cover 6 that to realize with battery 5 removably connecting and the inner cap 4 for fixing PCB function control plate 3.Wherein, the form construction design of battery cover 6 for can battery 5 be nested in wherein, for self-contained battery 5; The contour structures of inner cap 4 also mates with PCB function control plate 3 contour structures, for the PCB function control plate 3 that is fixed.
On this basis, above-mentioned ambulatory ecg signal harvester is sequentially can be protecgulum 1, PCB function control plate 3, inner cap 4, battery 5, battery cover 6, flexible electrical pole piece 7, bonnet 8 successively from top to bottom.Synchronize design based on this body structure of device is considered, the appearance profile of protecgulum 1, bonnet 8, PCB function control plate 3 and inner cap 4 can be designed to analog structure, as being all set to the contour structure of rectangle in Fig. 1.Simultaneously in order to reduce consumptive material, flexible electrical pole piece 7, battery cover 6 and inner cap 4 can be set to the structure of middle hollow out.
Particularly, the locating slot of PCB 3 also by arranging inside protecgulum 1 realizes interfixing; Inner cap 4, according to PCB 3 and protecgulum 1, determines direction and position; Battery 5 is tightened by the rotation of battery cover 6, and the resistance contact of the internal structure of inner cap 4 is fixed; Flexible electrical pole piece 7 utilizes the buckle of bonnet 8 to fix position and is connected with the pogopin of PCB 3; Bonnet 8 utilizes buckle and protecgulum 1 to fix, and jointly forms whole ambulatory ecg signal harvester with other parts simultaneously.
Operative scenario and the principle of the harvester of ambulatory ecg signal shown in the embodiment of the present invention are: when the electrode of two on flexible electrical pole piece 7 is pasted human skin, realize being communicated with between two electrodes, thus the electrocardiosignal of perception human body.Flexible electrical pole piece 7 is by being connected with the pogopin of PCB function control plate 3 simultaneously, electrocardiosignal is passed to PCB function control plate 3.The electrocardiosignal of PCB function control plate 3 pairs of electrodes sense carries out filter amplifying processing, and adopts atrial fibrillation detection algorithm to monitor the electrocardiosignal collected, and exports the electrocardiosignal of band atrial fibrillation information.Carrying out in ecg signal acquiring process, battery 5 continues to power to PCB function control plate 3.
Ambulatory ecg signal harvester provided by the invention, only carry out screening to the atrial fibrillation signal in electrocardiosignal monitor and export, the data volume of process transmission is little, thus makes whole device volume small and exquisite, can body-worn, and in use can not affect normal work and the life of user.
In above-mentioned ambulatory ecg signal harvester, the function of PCB function control plate 3 is most important, is just described in detail to the structure of PCB function control plate 3 below.
PCB function control plate 3 comprises: ECG simulator front end 9 and atrial fibrillation identification circuit 22, wherein,
ECG simulator front end 9, it is most important functional unit in PCB function control plate 3, be mainly used in the Core Feature realizing ecg signal acquiring, as shown in Figure 2, its concrete structure comprises: the instrument amplifier 91 be linked in sequence, high pass filter 92 and secondary filtering and amplifying circuit 93.Wherein, two electrodes above-mentioned flexible electrical pole piece 7 arranged are connected with the input port of instrument amplifier 91 respectively.
Concrete, also can add a RC network respectively and between the input of instrument amplifier 91 at two electrodes, disturb to suppress radio frequency (RFI).In ECG simulator front end 9, total amplification of each amplifying circuit is 100 times, consider the impact of polarizing voltage, instrument amplifier 91 amplification is set to 2.5 times, after high pass filter 92, filtering and amplifying circuit 93 amplification of the second level is 40 times, signal bandwidth is 0.5-40Hz, and the signal after amplification enters digital to analog converter (ADC) and samples, and finally completes the collection of electrocardiosignal.Wherein, ADC can be external equipment, also can integratedly be arranged in PCB function control plate 3.
Atrial fibrillation identification circuit 22 is connected with secondary filtering and amplifying circuit 93, and its inside is integrated with the chip circuit of atrial fibrillation recognizer, for monitoring the electrocardiosignal that ECG simulator front end 9 collects, and exports the electrocardiosignal of band atrial fibrillation information.
Alternatively, PCB function control plate 3 being also provided with Power Management Unit 10, powering to other functional units in PCB function control plate 3 for controlling battery 5.Such as, be input as high level in Power Management Unit 10, it exports high level to PCB function control plate 3 simultaneously and makes each functional unit obtain electric startup; Be input as low level in Power Management Unit 10, it makes each functional unit dead electricity close to PCB function control plate 3 output low level simultaneously.And the signal of the input of Power Management Unit 10 can by external condition trigging control.
On this basis, shown in composition graphs 2 and Fig. 3, above-mentioned PCB function control plate 3 also can be provided with automatic wake-up circuit 11, comprising: the first resistance R1, the second resistance R2, voltage follower 12, voltage comparator circuit 13.Wherein, first resistance R1 one end connects DC voltage VCC, on an electrode of another termination two electrodes (counter electrode path is RA in Fig. 3), second resistance R2 one end ground connection, on another electrode of another termination two electrodes (be in Fig. 3 LA to counter electrode path); The electrode that input and the first resistance R1 of voltage follower 12 connect is connected, and outfan is connected with the input of voltage comparator circuit 13; When voltage comparator circuit 13 is communicated with between two electrodes, export high level, when two electrodes are separated, output low level; The outfan of voltage comparator circuit 13 is connected with the input of Power Management Unit 10.
Particularly, the first resistance R1, the second resistance R2 all choose the resistance that resistance is greater than 5.1M Ω.As shown in Figure 3, position 1 is connected with voltage follower 12, and the output of voltage follower 12 is connected with the input of the voltage comparator circuit 13 of low-power consumption.The voltage comparator circuit 13 of low-power consumption can be built by low power consumption voltage comparable chip, and the threshold value of the voltage comparator circuit 13 of low-power consumption adjusts, as threshold value can be set to about 2/3VCC by the dividing potential drop of the first resistance R1 and the second resistance R2.When two electrodes of flexible electrical pole piece 7 are not pasted on the body of the user, when namely opening a way between two electrodes, the voltage of position 1 is DC voltage VCC, voltage comparator circuit 13 output low level; When above-mentioned two electrode pastes on the body of the user after, the voltage at position 1 place can drop to about 0.5VCC (realizing by regulating R1, R2 resistance size), and voltage comparator circuit 13 can export high level.Because the input of voltage comparator circuit 13 with Power Management Unit 10 is connected.Therefore, Power Management Unit 10 when user uses ambulatory ecg signal harvester, can be automatically triggered, and power to PCB function control plate 3, realize the automatic arousal function of whole ambulatory ecg signal harvester.
Further, as shown in Figure 2, above-mentioned PCB function control plate 3 is also provided with electrode slice and comes off detecting unit 14, comprising: self-powered control circuit 15, electrode slice come off testing circuit 16 and alarm unit 17; Self-powered control circuit 15 is after electrifying startup, and when inputting without external control signal, the input continued to Power Management Unit 10 exports high level; The electrode slice testing circuit 16 that comes off is connected with the outfan of filtering and amplifying circuit 93, and when the outfan of filtering and amplifying circuit 93 exports d. c. voltage signal in lasting scheduled duration, trigger alarm unit 17 sends alarm signal, and after predetermined delay duration, controls self-powered control circuit 15 to Power Management Unit output low level.
Particularly, in figure 3, due at RA, LA signalling channel has added a pull-up resistor (the first resistance R1) and pull down resistor (the second resistance R2) respectively, when at least one electrode delamination human body on the flexible electrical pole piece 7 being positioned at front end, the output signal of instrument amplifier 91 is VCC always, after high pass filter 92, direct current signal is by filtering, when secondary filtering and amplifying circuit 93 is with reference to doing voltage amplification with 1/2Vref, so output one direct current is the d. c. voltage signal of about 1/2Vref by secondary filtering and amplifying circuit 93, the voltage collected through analog digital conversion (ADC) is more also about 1/2Vref.When the electrode slice testing circuit 16 that comes off detects that this state continues to reach predetermined delay duration (as 5s) left and right, can think that electrode departs from human body.Now, the electrode slice testing circuit 16 that comes off can send alarm signal by trigger alarm unit 17, warns.This alarm signal can be the forms such as audio signal, wink signal, vibration signal.
Certainly, in order to ensure when flexible electrical pole piece 7 comes off, automatic wake-up circuit 11 is when uncontrollable power management list 10 yuan is powered to PCB function control plate 3, the electrode slice detecting unit 14 that comes off still can normally work on power, and the present embodiment is provided with self-powered control circuit 15 in electrode slice comes off detecting unit 14.Sustainablely after this self-powered control circuit 15 powers on send high level to Power Management Unit 10, and the lasting outwards power supply of high level that Power Management Unit 10 exports because being received from power-supplying circuit 15, so, between Power Management Unit 10 and self-powered control circuit 15, power supply self-locking is defined.Unless self-powered control loop 15 receives external control signal and output low level, otherwise power supply self-locking cannot be removed.In embody rule scene, for saving electric energy, can send after alarm signal continues predetermined delay duration at trigger alarm unit 17, control signal is sent to self-powered control circuit 15 by the electrode slice testing circuit 16 that comes off, make it to Power Management Unit 10 output low level, stop Power Management Unit 10 externally to power.
Further, send audio signal for alarm unit 17 and carry out warning as alarm signal, this alarm unit 17 can comprise: the audio frequency loader 18 connected in turn, power amplification circuit 19; Meanwhile, protecgulum 1 medial wall also can be adhesive with piezoelectric ceramics piezo 2.Wherein, the come off outfan of testing circuit 16 of audio frequency loader 18 and electrode slice is connected, and comes off after triggering signal that testing circuit 16 sends receiving electrode slice, loads the audio signal that prestores to power amplification circuit 19, then send audio signal through piezoelectric ceramics piezo 2, warn.The audio signal prestored can be digital signal, and audio frequency loader 18 converts digital signal to analogue signal by built-in digital to analog converter (DAC), then this analogue signal is loaded on power amplification circuit 19.
Further, above-mentioned PCB function control plate 3 being also provided with memory module 20, detecting the electrocardiosignal of the band atrial fibrillation information obtained for storing atrial fibrillation identification circuit 22.
Further, above-mentioned PCB function control plate 3 is provided with communication module 21, transmits for the data realizing electrocardiosignal of carrying out communicating with the mode of at least one below and external equipment: bluetooth, wireless network, distance of near field communication, infrared communication.Particularly, the electrocardiosignal of ECG simulator front-end collection directly can send out according to PERCOM peripheral communication instruction by communication module 21 in real time, also send out after can extracting from memory module 20, analyze to make the electrocardiosignal of health care professional to user and diagnose.
Because memory module 20 only stores for the electrocardiosignal with atrial fibrillation information, can memory space be saved, be conducive to the miniaturization of whole ambulatory ecg signal harvester.
Ambulatory ecg signal harvester provided by the invention not only possesses compact, can the advantage of body-worn, and by built-in automatic wake-up circuit, can automatically wake up when user wears detection, when detection of end, and auto-breaking.Further, to be come off detecting unit by built-in electrode slice, also can realize automatic alarm when electrode departs from human body skin, avoid because user is in active procedure, electrode oneself improper stopping thed cause that come off detects the probability of electrocardiosignal, adds the reliability of detection.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an ambulatory ecg signal harvester, it is characterized in that, comprise: flexible electrical pole piece (7), battery (5) and PCB function control plate (3), wherein, described flexible electrical pole piece (7) and battery (5) are connected with described PCB function control plate (3) respectively, and described flexible electrical pole piece (7) is for gathering electrocardiosignal; Described battery (5) is for powering to PCB function control plate (3), and described PCB function control plate (3) adopts atrial fibrillation detection algorithm to monitor the electrocardiosignal collected, and exports the electrocardiosignal of band atrial fibrillation information.
2. ambulatory ecg signal harvester according to claim 1, is characterized in that, described PCB function control plate (3) comprising: ECG simulator front end (9) and atrial fibrillation identification circuit (22), wherein,
Described ECG simulator front end (9) comprising: the instrument amplifier (91) be linked in sequence, high pass filter (92) and secondary filtering and amplifying circuit (93); Upper two electrodes arranged of described flexible electrical pole piece (7) are connected with the input port of described instrument amplifier (91) respectively;
Described atrial fibrillation identification circuit (22) is connected with described secondary filtering and amplifying circuit (93), for monitoring the electrocardiosignal that described ECG simulator front end (9) collects, and exports the electrocardiosignal of band atrial fibrillation information.
3. ambulatory ecg signal harvester according to claim 1 and 2, it is characterized in that, described PCB function control plate (3) being provided with Power Management Unit (10), powering to other functional units on described PCB function control plate (3) for controlling described battery (5).
4. ambulatory ecg signal harvester according to claim 3, it is characterized in that, described PCB function control plate (3) is provided with automatic wake-up circuit (11), comprises: the first resistance (R1), the second resistance (R2), voltage follower (12), voltage comparator circuit (13);
Described first resistance (R1) one end connects DC voltage VCC, and on an electrode of two electrodes described in another termination, described second resistance (R2) one end ground connection, on another electrode of two electrodes described in another termination;
The electrode that input and described first resistance (R1) of described voltage follower (12) connect is connected, and outfan is connected with the input of described voltage comparator circuit (13); When described voltage comparator circuit (13) is communicated with between described two electrodes, export high level, when described two electrodes are separated, output low level; The outfan of described voltage comparator circuit (13) is connected with the input of described Power Management Unit (10).
5. ambulatory ecg signal harvester according to claim 4, it is characterized in that, described PCB function control plate (3) is provided with electrode slice to come off detecting unit (14), comprises: self-powered control circuit (15), electrode slice come off testing circuit (16) and alarm unit (17);
Described self-powered control circuit (15) is after electrifying startup, and when inputting without external control signal, the input continued to described Power Management Unit (10) exports high level;
The described electrode slice testing circuit (16) that comes off is connected with the outfan of described filtering and amplifying circuit (93), and when the outfan of described filtering and amplifying circuit (93) exports d. c. voltage signal in lasting scheduled duration, trigger described alarm unit (17) and send alarm signal, and after predetermined delay duration, control described self-powered control circuit (15) to described Power Management Unit output low level.
6. ambulatory ecg signal harvester according to claim 5, is characterized in that, described alarm unit (17) comprising: the audio frequency loader (18) connected in turn, power amplification circuit (19); Described ambulatory ecg signal harvester also comprises piezoelectric ceramics piezo (2);
The come off outfan of testing circuit (16) of described audio frequency loader (18) and described electrode slice is connected, and come off after triggering signal that testing circuit (16) sends receiving described electrode slice, load the audio signal extremely described power amplification circuit (19) prestored, then send audio signal through described piezoelectric ceramics piezo (2).
7. according to claim 1,2, ambulatory ecg signal harvester according to any one of 4-6, it is characterized in that, described PCB function control plate (3) is provided with memory module (20), for storing the electrocardiosignal of the band atrial fibrillation information that the detection of described atrial fibrillation identification circuit (22) obtains.
8. ambulatory ecg signal harvester according to claim 7, it is characterized in that, described PCB function control plate (3) is provided with communication module (21), transmits for the data realizing electrocardiosignal of carrying out communicating with the mode of at least one below and external equipment: bluetooth, wireless network, distance of near field communication, infrared communication.
9. ambulatory ecg signal harvester according to claim 6, is characterized in that, also comprise: protecgulum (1), bonnet (8) and realize the battery cover (6) that removably connects with described battery (5).
10. ambulatory ecg signal harvester according to claim 9, it is characterized in that, also comprise: for the inner cap (4) of fixing described PCB function control plate (3), described ambulatory ecg signal harvester is to be sequentially followed successively by described protecgulum (1), piezoelectric ceramics piezo (2), PCB function control plate (3), inner cap (4), battery (5), battery cover (6), flexible electrical pole piece (7), bonnet (8) from top to bottom.
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| CN201510745632.5A CN105266795A (en) | 2015-11-05 | 2015-11-05 | Dynamic electrocardiosignal acquisition device |
| CN201621170466.7U CN207152589U (en) | 2015-11-05 | 2016-11-02 | Ambulatory ecg signal harvester |
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| CN201510745632.5A CN105266795A (en) | 2015-11-05 | 2015-11-05 | Dynamic electrocardiosignal acquisition device |
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| CN105266795A true CN105266795A (en) | 2016-01-27 |
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| CN107693006A (en) * | 2017-10-24 | 2018-02-16 | 海南和家健康科技有限公司 | A kind of low-power consumption electrocardiogram signal acquisition circuit |
| CN108392200A (en) * | 2017-12-29 | 2018-08-14 | 深圳市亮动科技开发有限公司 | A kind of electrode assembly and its cardioelectric monitor equipment of cardioelectric monitor equipment |
| CN109975878A (en) * | 2017-12-27 | 2019-07-05 | 四川锦江电子科技有限公司 | It falls off the device and method of detection for three-dimensional mapping system body surface excitation electrode slice |
| CN111739631A (en) * | 2020-06-19 | 2020-10-02 | 首都医科大学附属北京潞河医院 | Processing method and processing system based on electrocardiogram |
| TWI762804B (en) * | 2018-09-21 | 2022-05-01 | 力智電子股份有限公司 | Biological information sensing circuit and operating method thereof |
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