CN105476618A - Wrist-arm type electronic sphygmomanometer and method for measuring blood pressures - Google Patents
Wrist-arm type electronic sphygmomanometer and method for measuring blood pressures Download PDFInfo
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- CN105476618A CN105476618A CN201410479002.3A CN201410479002A CN105476618A CN 105476618 A CN105476618 A CN 105476618A CN 201410479002 A CN201410479002 A CN 201410479002A CN 105476618 A CN105476618 A CN 105476618A
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- 238000000034 method Methods 0.000 title claims abstract description 62
- 230000036772 blood pressure Effects 0.000 title claims abstract description 25
- 210000000707 wrist Anatomy 0.000 claims abstract description 98
- 238000005259 measurement Methods 0.000 claims abstract description 33
- 238000009530 blood pressure measurement Methods 0.000 claims description 10
- 230000005055 memory storage Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005236 sound signal Effects 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The invention discloses a wrist-arm type electronic sphygmomanometer and a method for measuring blood pressures. The wrist-arm type electronic sphygmomanometer comprises a wrist and arm band air channel interface, a pressure sensor, a microcontroller, an air pump control circuit, an electromagnetic valve control circuit and a display screen. The wrist and arm band air channel interface is connected with wrist bands or cuffs, the pressure sensor is connected with the wrist and arm band air channel interface, the microcontroller is connected with the pressure sensor, and the air pump control circuit, the electromagnetic valve control circuit and the display screen are respectively connected with the microcontroller. The wrist-arm type electronic sphygmomanometer and the method have the advantages that the wrist and arm band air channel interface is shared by the wrist bands or arm bands, whether the blood pressures of users are measured via the wrist bands or the arm bands at the moment can be judged by the aid of the microcontroller, corresponding measuring programs can be executed according to judgment results, accordingly, the users can select preferred measurement modes for measuring the blood pressures, and multipurpose effects can be realized.
Description
Technical field
The present invention relates to a kind of electric sphygmomanometer, more particularly, relate to a kind of wrist Arm-cuff device and blood pressure measuring method.
Background technology
Along with improving constantly and the increase of aging ratio of people's living standard, the self health consciousness of people strengthens gradually, Arm-cuff device and Wrist-cuff device obtain general application, it is convenient that Wrist-cuff device is measured, but comparatively harden because of the pulse ratio of old people, measures the blood pressure come and have certain error, therefore not be well suited for old people to use comparatively speaking, and although Arm-cuff device is measured accurately, when measuring, need exposed upper arm, not very convenient during use.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, provides a kind of wrist Arm-cuff device and blood pressure measuring method.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of wrist Arm-cuff device, comprise connect wrist strap or cuff wrist, arm straps air-path interface, the pressure transducer be connected with described wrist, arm straps air-path interface, the microcontroller be connected with described pressure transducer, the air pump control circuit, solenoid valve control circuit and the display screen that are connected with described microcontroller respectively, wherein:
Described air pump control circuit is used for when described microcontroller receives start signal, and the first drive singal sent according to described microcontroller drives air pump work to inflate;
Described pressure transducer is used in gas replenishment process, and detect the pressure signal of wrist strap or arm straps and send described microcontroller to, described pressure signal is converted to atmospheric pressure value by described microcontroller;
Described microcontroller is for recording inflationtime, and atmospheric pressure value measured in the inflationtime preset performs wrist-process of measurement when being greater than the air pressure threshold value preset, otherwise perform arm-type process of measurement, and atmospheric pressure value measured in whole gas replenishment process is converted to pressure value and is presented on described display screen by described microcontroller according to arm-type process of measurement or wrist-process of measurement;
Described solenoid valve control circuit is used for after blood pressure measurement terminates, and the second drive singal sent according to described microcontroller drives electromagnetic valve work to exit.
In above-mentioned wrist Arm-cuff device, described wrist Arm-cuff device also comprises and being connected with the power end of described microcontroller, for the power module powering to described microcontroller.
In above-mentioned wrist Arm-cuff device, described wrist Arm-cuff device also comprises the memory storage unit for storing pressure value measured be each time connected with described microcontroller.
In above-mentioned wrist Arm-cuff device, described wrist Arm-cuff device also comprises the multiple buttons be connected with described microcontroller.
In above-mentioned wrist Arm-cuff device, described multiple button comprises switch key, memory button and setting button.
In above-mentioned wrist Arm-cuff device, described wrist Arm-cuff device also comprises the voice module for voice broadcast pressure value that is connected with described microcontroller and/or at the buzzer measuring the laggard row voice message of blood pressure.
In above-mentioned wrist Arm-cuff device, described voice module comprises the speech chip be connected with described microcontroller and the speaker be connected with described speech chip.
In above-mentioned wrist Arm-cuff device, described air pump control circuit comprises the first switch element and second switch unit that connect successively, described second switch unit is connected with described air pump, described first switch element and second switch unit are all for when described microcontroller is opened, and described first drive singal sent according to described microcontroller is in conducting state and inflates arm straps or cuff to drive described air pump work.
In above-mentioned wrist Arm-cuff device, described solenoid valve control circuit comprises the 3rd switch element, described 3rd switch element is connected with described electromagnetic valve, and for after blood pressure measurement terminates, described second drive singal sent according to described microcontroller is in conducting state and exits to drive described electromagnetic valve work.
Also provide a kind of blood pressure measuring method, described method comprises the steps:
Microcontroller, after receiving start signal, sends the first drive singal to air pump control circuit, and described air pump control circuit drives air pump work to inflate;
In gas replenishment process, pressure transducer detects wrist strap or the current pressure signal of arm straps and sends described microcontroller to, and described pressure signal is converted to atmospheric pressure value by described microcontroller;
Microcontroller record inflationtime, be recorded in the interior measured atmospheric pressure value of the inflationtime preset simultaneously, perform wrist-process of measurement during the air pressure threshold value preset if be greater than and according to wrist-process of measurement, atmospheric pressure value measured in whole gas replenishment process be converted to pressure value display on a display screen, otherwise perform arm-type process of measurement and according to arm-type process of measurement, atmospheric pressure value measured in whole gas replenishment process be converted to pressure value display on a display screen;
After blood pressure measurement terminates, microcontroller sends the second drive singal to solenoid valve control circuit, and described solenoid valve control circuit drives electromagnetic valve work to exit.
Implement wrist Arm-cuff device of the present invention and blood pressure measuring method, there is following beneficial effect: wrist strap or arm straps share wrist, arm straps air-path interface, undertaken judging that now user is by wrist strap Measure blood pressure or by arm straps Measure blood pressure by microcontroller, and perform corresponding process of measurement according to judged result, therefore user's metering system liked of can selecting to control oneself carrys out Measure blood pressure, reaches the effect of one-object-many-purposes.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the principle schematic of wrist Arm-cuff device embodiment of the present invention;
Fig. 2 is the circuit diagram of wrist Arm-cuff device embodiment of the present invention;
Fig. 3 is the schematic flow sheet that microcontroller of the present invention judges to select wrist-or arm-type process of measurement;
Fig. 4 is the structural representation of wrist Arm-cuff device of the present invention;
Fig. 5 is the structural representation connecting wrist strap in Fig. 4;
Fig. 6 is the structural representation connecting arm straps in Fig. 4.
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
As shown in Figure 1, be the principle schematic of wrist Arm-cuff device embodiment of the present invention, this wrist Arm-cuff device comprises and wrist, arm straps air-path interface 10, pressure transducer 20, microcontroller 30, air pump control circuit 40, solenoid valve control circuit 50 and display screen 60.Wherein: wrist, arm straps air-path interface 10 can external wrist strap or arm straps, the signal input part of pressure transducer 20 is connected with wrist, arm straps air-path interface 10, the signal output part of pressure transducer 20 is connected with the first signal input port group of microcontroller 30, first signal output port group of microcontroller 30 and secondary signal output port group are respectively with air pump control circuit 40 with solenoid valve control circuit 50 is corresponding is connected, and microcontroller 30 is connected with display screen 60 simultaneously.
When microcontroller 30 receives start signal, when namely using this wrist Arm-cuff device, microcontroller 30 can send the first drive singal to air pump control circuit, to drive air pump work, namely inflates connecting wrist, the wrist strap of arm straps air-path interface 10 or arm straps.Pressure transducer 10 is in gas replenishment process, and detect the pressure signal of wrist strap or arm straps in real time and send microcontroller 30 to, the pressure signal received is carried out processing and amplifying by microcontroller 30, and converts atmospheric pressure value to.
Especially, microcontroller 30 is also for recording inflationtime, and detect the atmospheric pressure value in the inflationtime preset, if this atmospheric pressure value is greater than the air pressure threshold value preset, illustrate that the wrist-that user selects is measured, what namely wrist, arm straps air-path interface 10 connected is wrist strap, and now microcontroller 30 performs wrist-process of measurement, and atmospheric pressure value measured in whole gas replenishment process is converted to pressure value display on the display screen 60 according to wrist-process of measurement by microcontroller 30 in real time.If the atmospheric pressure value detected in the inflationtime preset is not more than the air pressure threshold value preset, what illustrate that user selects is arm-type measurement, and atmospheric pressure value measured in whole gas replenishment process is converted to pressure value display on the display screen 60 according to arm-type process of measurement by microcontroller 30 in real time, in the present embodiment, wrist strap process of measurement and arm straps process of measurement have been stored in advance in microcontroller 30, wherein: calculating pressure value by wrist strap process of measurement and arm straps process of measurement is prior art, does not repeat them here.
After blood pressure measurement terminates, microcontroller 60 sends the second drive singal to solenoid valve control circuit 50, and solenoid valve control circuit drives electromagnetic valve work, namely exits to connecting wrist, the wrist strap of arm straps air-path interface 10 or arm straps.
This wrist Arm-cuff device also comprises and being connected with the power end of above-mentioned microcontroller 30, for the power module 70 of powering for microcontroller 30.Preferably, this wrist Arm-cuff device also comprises and to be connected with microcontroller 30 and memory storage unit 80 for storing pressure value measured each time, and the multiple buttons to be connected with the secondary signal input port group of microcontroller 30, in the present embodiment, multiple button mainly comprises switch key K1, memory button K2 and setting button K3, switch key K1 is used for opening or closing this wrist Arm-cuff device, namely after pressing switch key K1, during state that switch key is in " ON ", microcontroller 30 is opened; The former measured pressure value display that memory button K2 is used for memory storage unit 80 to store is consulted for user on a display screen; Setting button K3 then can be used for adjusting current date, as certain year in such a month, and on such a day etc.This wrist Arm-cuff device also comprises the voice module 90 for voice message active user pressure value that is connected with the 3rd signal output port group of microcontroller 30 and/or at the buzzer 91 measuring the laggard row voice message of blood pressure.Wherein, voice module 90 comprises the speech chip 901 be connected with the 3rd signal output port group of microcontroller 30 and the speaker 902 be connected with speech chip.
As shown in Figure 2, in the present embodiment, microcontroller 30 can by common single-chip microcomputer, as realizations such as 51 series monolithics, this is not restricted, be understandable that, the above-mentioned signal input port group (comprising the first signal input port group and secondary signal input port group) of microcontroller 30 and signal output port group (comprise first, second and the 3rd signal output port group) include one or more corresponding I/O port, as shown in the figure, first signal output port group comprises an I/O port, above-mentioned air pump control circuit 40 comprises the first switch element 401 and second switch unit 402 that are connected successively with this I/O port of microcontroller 30, second switch unit 402 is connected with air pump 403, first switch element 401 and second switch unit 402 are all for when microcontroller 30 is opened, the first drive singal sent according to microcontroller 30 is in conducting state to drive air pump work to connection wrist, arm straps or the cuff of arm straps air-path interface 10 are inflated.Particularly, first switch element 401 comprises resistance R28 and NPN type triode Q1, second switch unit 402 comprises resistance R21, resistance R22 and PNP type triode Q3 and diode D1, electric capacity C22 and resistance R101, wherein: one end of resistance R28 is connected with the I/O port of microcontroller 30, the other end is connected with the base stage of audion Q1, the colelctor electrode of audion Q1 is connected with one end of resistance R21 and one end of resistance R22 respectively, the other end of resistance R21 is connected with the emitter stage of audion Q3, the other end of resistance R22 is connected with the base stage of audion Q3, diode D1 and electric capacity C22 is connected in the two ends of air pump 403 respectively in parallel.First drive singal is high level signal, when switch key is in " ON " state, microcontroller 30 is opened, microcontroller 30 exports a high level signal by corresponding I/O port, audion Q1 conducting, then audion Q3 also conducting, now drives air pump to inflate, because the electric current of air pump is comparatively large, so need carry out driving to increase drive current with two audions.
As shown in the figure, the secondary signal output port group of microcontroller 30 also comprises an I/O port, above-mentioned solenoid valve control circuit 50 comprises the 3rd switch element 501 be connected with this I/O port of microcontroller 30, 3rd switch element 501 is connected with electromagnetic valve 502, and for after blood pressure measurement terminates, the second drive singal sent according to microcontroller 30 is in conducting state and exits to drive electromagnetic valve 502 to work, particularly, 3rd switch element 501 comprises resistance R23 and NPN type triode Q2 and the diode D2 be connected in parallel and electric capacity C23, second drive singal is also high level signal, after blood pressure measurement terminates, microcontroller 30 exports a high level signal by corresponding I/O port, audion Q2 conducting, electromagnetic valve 502 work with to connection wrist, arm straps or the cuff of arm straps air-path interface 10 are exitted.
Particularly, the secondary signal input port group of above-mentioned microcontroller 30 comprises three I/O ports, and three I/O ports are corresponding is connected with this respectively for switch key K1, memory ammonium key K2 and setting button K3.In the present embodiment, memory storage unit 80 is preferably realized by memory storage chip L24C08, and as shown in Figure 2, microcontroller 30 is also be connected to memory storage chip through resistance R5 and R6 respectively by two I/O ports.3rd signal output port group of microcontroller 30 also comprises two I/O ports, these two I/O ports are connected with buzzer 91 with resistance R12 respectively by resistance R13, or be connected with the audio signal input end of speech chip 901, the audio signal output end of speech chip 901 is connected with speaker 902, the voice module 90 consisted of this speech chip 901 and speaker 902 can after measuring blood pressure each time, voice broadcast pressure value, old man's use that more convenient like this eyes are not so good.
Present invention also offers a kind of blood pressure measuring method, based on above-mentioned wrist Arm-cuff device, it has done detailed introduction, and do not repeat them here, the method comprises:
Microcontroller is after receiving start signal, and microcontroller sends the first drive singal to air pump control circuit, and air pump control circuit drives air pump work to inflate;
In gas replenishment process, pressure transducer detects wrist strap or the current pressure signal of arm straps and sends microcontroller to, and pressure signal is converted to atmospheric pressure value by microcontroller;
Microcontroller record inflationtime, be recorded in the interior measured atmospheric pressure value of the inflationtime preset simultaneously, perform arm-type process of measurement during the air pressure threshold values preset if be greater than and according to arm-type process of measurement, atmospheric pressure value measured in whole gas replenishment process be converted to pressure value display on a display screen, otherwise perform wrist-process of measurement and according to wrist-process of measurement, atmospheric pressure value measured in whole gas replenishment process be converted to pressure value display on a display screen;
After blood pressure measurement terminates, microcontroller sends the second drive singal to solenoid valve control circuit, and solenoid valve control circuit drives electromagnetic valve work to exit.
Wherein, in the present embodiment, the inflationtime preset is preferably 3 seconds, the blood pressure thresholds preset is preferably 20mmHg, and above-mentioned microcontroller judges to select wrist-or arm-type process of measurement flow chart as shown in Figure 3, it is appreciated of course that, these numerical value is just in order to better illustrate operation principle of the present invention, but be not limited to this, also can get other numerical value, if can be used for judge wrist, arm-type air-path interface connect be wrist strap or arm straps.
As shown in Figure 4, it is the structural representation of wrist Arm-cuff device of the present invention, comprise main frame 1, wrist strap 2 and arm straps 3, the side of main frame 1 is provided with wrist, arm straps air-path interface 10, main frame 1 also comprises switch key K1, memory button K2, setting button K3 and display screen 60, wherein: wrist strap 2 or arm straps 3 are connected with main frame 1 by wrist, arm straps air-path interface 10, are understandable that, main frame 1 inside comprises (not shown) such as circuit such as microcontroller 30 grade.When using this wrist Arm-cuff device, if user wants by wrist strap Measure blood pressure, then can directly wrist strap be connected on wrist, arm straps air-path interface 10, as shown in Figure 5, what the microcontroller now in main body 1 can judge according to the method in Fig. 3 that now wrist, arm straps air-path interface 10 connect is wrist strap, thus select wrist strap to measure, and the pressure value recorded is shown on the display screen 60.If user wants by arm straps Measure blood pressure, then can directly arm straps be connected on wrist, arm straps air-path interface 10, as shown in Figure 6, what the microcontroller now in main body 1 can judge according to the method in Fig. 3 that now wrist, arm straps air-path interface 10 connect is arm straps, thus select arm straps to measure, and the pressure value recorded is shown on the display screen 60.
Therefore, implement wrist Arm-cuff device of the present invention, wrist strap or arm straps share wrist, arm straps air-path interface, undertaken judging that now user is by wrist strap Measure blood pressure or by arm straps Measure blood pressure by microcontroller, and perform corresponding process of measurement according to judged result, therefore user's metering system liked of can selecting to control oneself carrys out Measure blood pressure, reaches the effect of one-object-many-purposes.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned detailed description of the invention; above-mentioned detailed description of the invention is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protects, also can make a lot of form, these all belong within protection of the present invention.
Claims (10)
1. a wrist Arm-cuff device, it is characterized in that, comprise connect wrist strap or cuff wrist, arm straps air-path interface, the pressure transducer be connected with described wrist, arm straps air-path interface, the microcontroller be connected with described pressure transducer, the air pump control circuit, solenoid valve control circuit and the display screen that are connected with described microcontroller respectively, wherein:
Described air pump control circuit is used for when described microcontroller receives start signal, and the first drive singal sent according to described microcontroller drives air pump work to inflate;
Described pressure transducer is used in gas replenishment process, and detect the pressure signal of wrist strap or arm straps and send described microcontroller to, described pressure signal is converted to atmospheric pressure value by described microcontroller;
Described microcontroller is for recording inflationtime, and atmospheric pressure value measured in the inflationtime preset performs wrist-process of measurement when being greater than the air pressure threshold value preset, otherwise perform arm-type process of measurement, and atmospheric pressure value measured in whole gas replenishment process is converted to pressure value and is presented on described display screen by described microcontroller according to arm-type process of measurement or wrist-process of measurement;
Described solenoid valve control circuit is used for after blood pressure measurement terminates, and the second drive singal sent according to described microcontroller drives electromagnetic valve work to exit.
2. wrist Arm-cuff device according to claim 1, is characterized in that, described wrist Arm-cuff device also comprises and being connected with the power end of described microcontroller, for the power module powering to described microcontroller.
3. wrist Arm-cuff device according to claim 1, is characterized in that, described wrist Arm-cuff device also comprises the memory storage unit for storing pressure value measured be each time connected with described microcontroller.
4. wrist Arm-cuff device according to claim 1, is characterized in that, described wrist Arm-cuff device also comprises the multiple buttons be connected with described microcontroller.
5. wrist Arm-cuff device according to claim 4, is characterized in that, described multiple button comprises switch key, memory button and setting button.
6. wrist Arm-cuff device according to claim 1, it is characterized in that, described wrist Arm-cuff device also comprises the voice module for voice broadcast pressure value that is connected with described microcontroller and/or at the buzzer measuring the laggard row voice message of blood pressure.
7. wrist Arm-cuff device according to claim 6, is characterized in that, described voice module comprises the speech chip be connected with described microcontroller and the speaker be connected with described speech chip.
8. wrist Arm-cuff device according to claim 1, it is characterized in that, described air pump control circuit comprises the first switch element and second switch unit that connect successively, described second switch unit is connected with described air pump, described first switch element and second switch unit are all for when described microcontroller is opened, and described first drive singal sent according to described microcontroller is in conducting state and inflates arm straps or cuff to drive described air pump work.
9. wrist Arm-cuff device according to claim 1, it is characterized in that, described solenoid valve control circuit comprises the 3rd switch element, described 3rd switch element is connected with described electromagnetic valve, and for after blood pressure measurement terminates, described second drive singal sent according to described microcontroller is in conducting state and exits to drive described electromagnetic valve work.
10. a blood pressure measuring method, is characterized in that, described method comprises the steps:
Microcontroller, after receiving start signal, sends the first drive singal to air pump control circuit, and described air pump control circuit drives air pump work to inflate;
In gas replenishment process, pressure transducer detects wrist strap or the current pressure signal of arm straps and sends described microcontroller to, and described pressure signal is converted to atmospheric pressure value by described microcontroller;
Microcontroller record inflationtime, be recorded in the interior measured atmospheric pressure value of the inflationtime preset simultaneously, perform wrist-process of measurement during the air pressure threshold value preset if be greater than and according to wrist-process of measurement, atmospheric pressure value measured in whole gas replenishment process be converted to pressure value display on a display screen, otherwise perform arm-type process of measurement and according to arm-type process of measurement, atmospheric pressure value measured in whole gas replenishment process be converted to pressure value display on a display screen;
After blood pressure measurement terminates, microcontroller sends the second drive singal to solenoid valve control circuit, and described solenoid valve control circuit drives electromagnetic valve work to exit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410479002.3A CN105476618B (en) | 2014-09-18 | 2014-09-18 | A kind of wrist Arm-cuff device and blood pressure measuring method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410479002.3A CN105476618B (en) | 2014-09-18 | 2014-09-18 | A kind of wrist Arm-cuff device and blood pressure measuring method |
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| CN105476618A true CN105476618A (en) | 2016-04-13 |
| CN105476618B CN105476618B (en) | 2018-06-15 |
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| CN105832319A (en) * | 2016-05-27 | 2016-08-10 | 常州市盈顺电子有限公司 | Voice type blood pressure measuring instrument |
| CN105943008A (en) * | 2016-03-28 | 2016-09-21 | 上海夏先机电科技发展有限公司 | Portable blood pressure detection apparatus and method thereof for measuring blood pressure |
| CN105943001A (en) * | 2016-05-19 | 2016-09-21 | 广州市康亦健医疗设备有限公司 | Arm-type electronic manometer |
| CN109561838A (en) * | 2016-05-25 | 2019-04-02 | 大尧Medi有限公司 | Blood pressure test device and the blood pressure test method for utilizing it |
| CN113180626A (en) * | 2021-06-03 | 2021-07-30 | 深圳源动创新科技有限公司 | Blood pressure detection assembly, sphygmomanometer and blood pressure measuring method |
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|---|---|
| CN105476618B (en) | 2018-06-15 |
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Address after: 518115 No. 25 Industrial Zone, Fenghuang Road, West hang, Henggang, Shenzhen, Longgang, Guangdong Patentee after: Shenzhen Pangao Medical Electronics Co.,Ltd. Address before: 518115 No. 25 Industrial Zone, Fenghuang Road, West hang, Henggang, Shenzhen, Longgang, Guangdong Patentee before: SHENZHEN PANGAO ELECTRONIC Co.,Ltd. |
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