CN208741655U - A kind of infusion weighing system - Google Patents
A kind of infusion weighing system Download PDFInfo
- Publication number
- CN208741655U CN208741655U CN201820670537.2U CN201820670537U CN208741655U CN 208741655 U CN208741655 U CN 208741655U CN 201820670537 U CN201820670537 U CN 201820670537U CN 208741655 U CN208741655 U CN 208741655U
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- China
- Prior art keywords
- weighing
- overarm
- rear shell
- indicator light
- button
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000005303 weighing Methods 0.000 title claims abstract description 39
- 238000001802 infusion Methods 0.000 title claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 238000004891 communication Methods 0.000 claims abstract description 12
- 238000009826 distribution Methods 0.000 claims description 3
- 230000006870 function Effects 0.000 description 15
- 238000010586 diagram Methods 0.000 description 13
- 239000003990 capacitor Substances 0.000 description 8
- 230000005611 electricity Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- SGHZXLIDFTYFHQ-UHFFFAOYSA-L Brilliant Blue Chemical compound [Na+].[Na+].C=1C=C(C(=C2C=CC(C=C2)=[N+](CC)CC=2C=C(C=CC=2)S([O-])(=O)=O)C=2C(=CC=CC=2)S([O-])(=O)=O)C=CC=1N(CC)CC1=CC=CC(S([O-])(=O)=O)=C1 SGHZXLIDFTYFHQ-UHFFFAOYSA-L 0.000 description 1
- 101150090280 MOS1 gene Proteins 0.000 description 1
- 235000015429 Mirabilis expansa Nutrition 0.000 description 1
- 244000294411 Mirabilis expansa Species 0.000 description 1
- 101100401568 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) MIC10 gene Proteins 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000013536 miso Nutrition 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of infusion weighing systems, including rear shell, control mainboard, front cover, hook, weighing overarm, resistance strain plate and battery pack；Controller, wireless communication module, signal acquisition circuit, slipping switch, at least three capacity indicator lights, liquid bag type indicator light, signal lamp, low-voltage warning light, function select button, switch button and buzzer are equipped in control mainboard.The infusion weighing system can real-time display be infused the various working conditions of weighing system, unit debugging is carried out convenient for medical staff and using prompt, it can be realized the displaying of alarm signal by external equipment and wireless communication module, discover convenient for medical staff and remotely monitor.
Description
Technical field
The utility model relates to a kind of detector, especially a kind of infusion weighing system.
Background technique
Currently, needing to nurse the patient fluid infusion's amount being infused in the transfusion room of hospital, increase medical staff
Working strength, and can exist carelessness a possibility that.It is therefore desirable to design one kind medical staff can be helped to realize lesion
The infusion weighing system of patient fluid infusion's progress monitoring.
Utility model content
Purpose of utility model: providing one kind can help medical staff to realize that the infusion of lesion patient fluid infusion progress monitoring claims
Weight system.
Technical solution: infusion weighing system described in the utility model, including rear shell, control mainboard, front cover, hook, title
Beam, resistance strain plate and battery pack is resuspended；Controller, wireless communication module, signal acquisition electricity are equipped in control mainboard
Road, slipping switch, at least three capacity indicator lights, liquid bag type indicator light, signal lamp, low-voltage warning light, function
Select button, switch button and buzzer；Lifting lug is equipped at the top of rear shell；Battery pack and control mainboard are installed in rear shell
Interior, front cover is sealed on the front side of rear shell；One end of weighing overarm is fixed in rear shell, and the upper end of hook is fixed on weighing overarm
On the other end, the lower end crotch of hook is stretched out by the downside of rear shell；Stress strain bore, two blocks of electricity are equipped at the middle part of weighing overarm
The fixed patch of resistive foil gauge is formed on weighing overarm above and is located at the two sides up and down of stress strain bore；It is on front cover and right respectively
Answer slipping switch, capacity indicator light, liquid bag type indicator light, signal lamp, low-voltage warning light, function select button with
And corresponding aperture is equipped at switch button；Controller respectively with wireless communication module, signal acquisition circuit, slipping switch,
Capacity indicator light, liquid bag type indicator light, signal lamp, low-voltage warning light, function select button, switch button and bee
The device that rings is electrically connected；Two pieces of resistance strain plates are connected with the two paths of signals collection terminal of signal acquisition circuit respectively；Battery pack difference
For controller, wireless communication module, signal acquisition circuit, slipping switch, capacity indicator light, liquid bag type indicator light, signal
Indicator light, low-voltage warning light, function select button, switch button, buzzer and two pieces of resistance strain plate power supplies.
Further, overarm support is equipped in rear shell, the end for overarm of weighing is fixed by least two fixing bolts
It is mounted on overarm support, and fixing bolt is along the length direction distribution of weighing overarm.
Further, limited post is equipped in rear shell and positioned at the lower section of weighing overarm free end.It can using limited post
Prevent weighing overarm overload bending.
The utility model compared with prior art, the beneficial effect is that: using capacity indicator light, liquid bag type indicator light,
Signal lamp and the low-voltage warning light real-time display infusion various working conditions of weighing system, carry out single convenient for medical staff
Member debugs and using prompt；Using two resistance strain plate patch systems in the two sides up and down of stress strain bore, can effectively enhance
The precision of detection, while can also ensure that the reliability of detection；Report can be realized using external equipment and wireless communication module
The displaying of alert signal, discovers convenient for medical staff and remotely monitors.
Detailed description of the invention
Fig. 1 is the whole front side structure schematic diagram of the utility model；
Fig. 2 is the schematic diagram of internal structure of the utility model；
Fig. 3 is the controller circuit structure schematic diagram of the utility model；
Fig. 4 is the signal acquisition circuit structural schematic diagram of the utility model；
Fig. 5 is that the wireless communication module of the utility model accesses electrical block diagram；
Fig. 6 is the capacity, state, signal and low-voltage warning light electrical block diagram of the utility model；
Fig. 7 is the function select button and switch button electrical block diagram of the utility model；
Fig. 8 is the slipping switch electrical block diagram of the utility model；
Fig. 9 is the buzzer output circuit structure schematic diagram of the utility model；
Figure 10 is the resistance strain plate input circuit structural schematic diagram of the utility model；
Figure 11 is the battery-powered electrical block diagram of the utility model；
Figure 12 is the battery voltage signal Acquisition Circuit structural schematic diagram of the utility model；
Figure 13 is the calibration short-circuit structural schematic diagram of the utility model.
Specific embodiment
Technical solutions of the utility model are described in detail with reference to the accompanying drawing, but the protection scope of the utility model
It is not limited to the embodiment, wherein wireless communication module 12 uses CC1101 wireless module.
Embodiment 1:
As illustrated in fig. 1 and 2, infusion weighing system provided by the utility model include: rear shell 1, control mainboard 2, front cover 4,
Hook 11, weighing overarm 15, resistance strain plate 19 and battery pack；Controller 13, CC1101 are equipped in control mainboard 2
Wireless module 12, signal acquisition circuit, 14, six capacity indicator lights 5 of slipping switch, liquid bag type indicator light 6, signal designation
Lamp 7, low-voltage warning light 8, function select button 9, switch button 10 and buzzer；Six capacity indicator lights 5 respectively correspond
In 50ml, 100ml, 250ml, 500ml, 750ml and 1000ml；Lifting lug 3 is equipped at the top of rear shell 1；Battery pack and control
Mainboard 2 is installed in rear shell 1, and front cover 4 is sealed on the front side of rear shell 1；One end of weighing overarm 15 is fixed in rear shell 1, is hung
The upper end of hook 11 is fixed on the other end of weighing overarm 15, and is fixed by nut 20, link up with 11 lower end crotch by
The downside of rear shell 1 is stretched out；Stress strain bore 18, the fixed patch system of two pieces of resistance strain plates 19 are equipped at the middle part of weighing overarm 15
In in weighing overarm 15 and being located at the two sides up and down of stress strain bore 18, and resistance strain plate 19 is fixed by gluing；
On front cover 4 and respectively correspond slipping switch 14, capacity indicator light 5, liquid bag type indicator light 6, signal lamp 7, low electricity
Corresponding aperture is equipped at pressure warning light 8, function select button 9 and switch button 10；Controller 13 respectively with CC1101 without
It is wire module 12, signal acquisition circuit, slipping switch 14, capacity indicator light 5, liquid bag type indicator light 6, signal lamp 7, low
Voltage warning light 8, function select button 9, switch button 10 and buzzer electrical connection；Two pieces of resistance strain plates 19 respectively with
The two paths of signals collection terminal of signal acquisition circuit is connected；Battery pack is respectively controller 13, CC1101 wireless module 12, signal
Acquisition Circuit, slipping switch 14, capacity indicator light 5, liquid bag type indicator light 6, signal lamp 7, low-voltage warning light 8,
Function select button 9, switch button 10, buzzer and two pieces of resistance strain plates 19 are powered.
Further, overarm support 16 is equipped in rear shell 1, the end of weighing overarm 15 passes through two fixing bolts 17
It is fixedly mounted on overarm support 16, and fixing bolt 17 is along the length direction distribution of weighing overarm 15.On overarm support 16
For blocking the notch of 19 signal wire of resistance strain plate.It is equipped in rear shell 1 and positioned at the lower section of weighing 15 free ends of overarm
Limited post 21.
As shown in figure 3, the controller 13 of the utility model is made of single-chip computer and its peripheral circuit, single-chip microcontroller uses model
For the single-chip microcontroller of MSP430F2272DA, peripheral circuit includes the power supply that the clock circuit that crystal oscillator Y1 is constituted and capacitor C8 are constituted
Circuit.The pin of single-chip microcontroller is defined as follows:
GDO0, CSN, SCK, MOS1, MISO, GDO2 and GND with each of CC1101 wireless module 12 for drawing respectively
Foot is connected；ADS_D, ADS_K, ADS_EN and SPEED with each output pin of signal acquisition circuit for being connected respectively；
KEY3 with the output signal end of slipping switch 14 for being connected；WT_LED_1,WT_LED_2, WT_LED_3,WT_LED_4,
WT_LED_5 and WT_LED_6 with six 5 circuits of capacity indicator light for being connected respectively；LED_BAG_TYPE and LED_
BOTTLE_TYPE with 6 circuit of liquid bag type indicator light for being connected；LED_WIRELESS is used for and 7 circuit phase of signal lamp
Even；LED_ALARM with 8 circuit of low-voltage warning light for being connected；KEY1 with 9 circuit of function select button for being connected；KEY2
For being connected with 10 circuit of switch button；BEEP with buzzer output circuit for being connected；BAT_ADC_IN is used for voltage signal
Acquisition Circuit is connected；WT_CAL_0 and WT_CAL_500 with calibration short-circuit for being electrically connected respectively.
As shown in figure 4, the AD acquisition that signal acquisition circuit is made of the A/D chip of model ADS1230 and its peripheral circuit
Circuit, W_E+ and W_E- are signal acquisition input terminal, are connected respectively with the end W_E+ and W_E- of resistance strain plate input circuit.
As shown in figure 5, socket P4 is with each communication ends of CC1101 wireless module 12 for being connected, and by capacitor C16 with
C12 constitutes the filter circuit of voltage VCC3.3, and CC1101 wireless module 12 is that existing module directly inserts use.
As shown in fig. 6, indicator light circuit is made of light emitting diode and resistance, wherein dichromatic LED D1 is aobvious
It is shown as being used to indicate when blue as infusion bag state, dichromatic LED D1 is used to indicate as glass ampuliform when shown in green
State, light emitting diode D2 are used to indicate radio signal status, and light emitting diode D3 is used to indicate low-voltage standby signal state, hair
Optical diode D5 corresponds to the display of 1000ml, and light emitting diode D4 corresponds to the display of 750ml, and light emitting diode D6 corresponds to
The display of 500 ml, light emitting diode D7 correspond to the display of 250ml, and light emitting diode D8 corresponds to the display of 100ml, shine
Diode D9 corresponds to the display of 50ml；
As shown in fig. 7, function select button 9 and 10 circuit of switch button are in series by button and resistance, press by
When button S3, the KEY1 pin of single-chip microcontroller is dragged down, and when by lower button S4, the KEY2 pin of single-chip microcontroller is dragged down.
As shown in figure 8, the model SK-12F14 of slipping switch 14, when slipping switch 14 slides to the conducting of 2,3 feet,
KEY3 exports high level, and when slipping switch 14 slides to the conducting of 3,4 feet, KEY3 exports low level.
As shown in figure 9, buzzer output circuit is by buzzer LS1, voltage-stabiliser tube D10, triode Q1 and resistance R19 structure
At for exporting progress audible alarm prompt according to the BEEP pin of single-chip microcontroller.
As shown in Figure 10, resistance strain plate input circuit is by socket P5, metal-oxide-semiconductor Q2, capacitor C17, capacitor C14, three poles
Pipe Q3, resistance R24 and resistance R23 are constituted, and the end W_PC of single-chip microcontroller controls triode Q3 on-off for exporting control signal, from
And the power supply on-off of resistance strain plate 19 is controlled, the W_E+ and W_E- on socket P5 are respectively used to and two resistance strain plates
19 signal output ends are connected.
As shown in figure 11, battery-powered circuit by voltage stabilizing chip U1, inductance L1, capacitor C4, capacitor C3, capacitor C2 and
Capacitor C1 is constituted；For converting battery pack output voltage, stable 3.3V operating voltage is obtained.
As shown in figure 12, battery voltage signal Acquisition Circuit is the bleeder circuit that resistance R2 and resistance R5 is constituted, by list
The AD collection terminal BAT_ADC_IN of piece machine carries out signal acquisition.
As shown in figure 13, two calibration short-circuits are made of short circuit socket and resistance, wherein socket P6 and resistance
R12 constitutes short-circuit when 0g verification, so that the end WT_CAL_0 of single-chip microcontroller obtains low level, socket P7 and resistance R14 structure
Short-circuit when verifying at 500g, the end WT_CAL_500 for obtaining single-chip microcontroller obtain low level, only need when being shorted in socket
Short circuit cap is put on P6 or socket P7 to be shorted.
Infusion weighing system provided by the utility model before first use, is verified, and is first shorted with short circuit cap
Socket P6, hook 11 do not hang any weight, vertical hanging placement, long-pressing function button 9, it is seen that and capacity indicator light 5 flashes together,
Until hearing that buzzer drips 2 sound；Again with cap short circuit socket P7 is shorted, hook 11 hangs 500 gram weights, and vertical hanging placement is long
By function button, it is seen that capacity indicator light 5 flashes together, until hearing that buzzer drips 2 sound.Single-chip microcontroller is according to 0 gram and 500 grams
Check value is so that it is determined that the collection value of resistance strain gage 19 and the corresponding relationship of weight, so that corresponding liquid capacity is conversed,
For existing conventional means.
Battery pack is constituted using No. 5 batteries of 3 section；Six capacity indicator lights 5 for showing current liquid bag remaining liq respectively
Capacity (50ml, 100ml, 250ml, 500ml, 750ml, 1000ml):
When 50ml capacity indicator light is bright:
Liquid bag residual capacity 0ml≤X≤75ml
When 50ml, 100ml capacity indicator light are bright:
Liquid bag residual capacity 75ml < X≤175ml
When 50ml, 100ml, 250ml capacity indicator light are bright:
Liquid bag residual capacity 175ml < X≤375ml
When 50ml, 100ml, 250ml, 500ml capacity indicator light are bright:
Liquid bag residual capacity 375ml < X≤625ml
When 50ml, 100ml, 250ml, 500ml, 750ml capacity indicator light are bright:
Liquid bag residual capacity 625ml < X≤875ml
When 50ml, 100ml, 250ml, 500ml, 750ml, 1000ml capacity indicator light are bright:
Liquid bag residual capacity X > 875ml
Liquid bag type indicator light 6 is for showing infusion bag type, when medical staff selects liquid bag using function select button 9
When type, indicate that current liquid bag type, brilliant blue colored lights liquid bag type are liquid bag, the liquid bag type that gives a green light is vial, is clicked
Switching is primary.
Signal lamp 7 for show it is in running order under, when have wireless signal via CC1101 wireless module receive and dispatch
When, signal lamp indicator light 7 is that 20s flashing is primary, and when resting, signal lamp indicator light 7 is that 60s flashing is primary.
Low-voltage indicator light 8 is for showing that battery capacity deficiency is alarmed, when No. 5 battery power supply total voltages of 3 section are lower than 3V,
The meeting blue lamp flashing of low-voltage warning light 8, flicker frequency are consistent with signal lamp.
Switch button 10 is used to send the control signal that control starts, terminates infusion to single-chip microcontroller.
When in use, infusion bag or infusion bottle are suspended on hook 11 for infusion weighing system provided by the utility model,
Type is set as infusion bag or infusion bottle using function select button 9 simultaneously, then by two 19 real-time detections of resistance strain gage
The value of adaptability to changes, and acquired in real time by signal acquisition circuit, conversion ratio pair is carried out to collection value by single-chip microcontroller, is converted into phase
The remaining liq capacity answered, and control six capacity indicator lights 5 and carry out corresponding display；CC1101 wireless module is used for and host computer
It is communicated, real-time remaining liq capacity is uploaded to host computer, while alarm signal can be also uploaded to host computer, just
It is checked immediately in medical staff；When remaining liq capacity is lower than given threshold, single-chip microcontroller control alarm is alarmed simultaneously
Alarm signal is uploaded, and can be realized the displaying of alarm signal using external equipment and CC1101 wireless module, convenient for doctor
Shield personnel discover and remotely monitor；Slipping switch 14, which is used to send six capacity indicator lights 5 to single-chip microcontroller, lights or turns off letter
Number, to reduce equipment power dissipation.
As described above, although the utility model has been indicated and described referring to specific preferred embodiment, it must not
It is construed to the limitation to the utility model itself.In the spirit and scope for not departing from the utility model that appended claims define
Under the premise of, it can various changes can be made in the form and details to it.
Claims (3)
1. a kind of infusion weighing system, it is characterised in that: including rear shell (1), control mainboard (2), front cover (4), hook (11), claim
Beam (15), resistance strain plate (19) and battery pack is resuspended；Controller (13), wireless communication are equipped on control mainboard (2)
Module (12), signal acquisition circuit, slipping switch (14), at least three capacity indicator lights (5), liquid bag type indicator light (6),
Signal lamp (7), low-voltage warning light (8), function select button (9), switch button (10) and buzzer；In rear shell
(1) top is equipped with lifting lug (3)；Battery pack and control mainboard (2) are installed in rear shell (1), and front cover (4) is sealed on rear shell
(1) front side；One end of weighing overarm (15) is fixed on rear shell (1), and the upper end of hook (11) is fixed on weighing overarm (15)
The other end on, link up with (11) lower end crotch by rear shell (1) downside stretch out；Stress is equipped at the middle part of weighing overarm (15)
Strain bore (18), the fixed patch of two pieces of resistance strain plates (19) are formed in weighing overarm (15) and are located at stress strain bore
(18) two sides up and down；On front cover (4) and respectively correspond slipping switch (14), capacity indicator light (5), the instruction of liquid bag type
It is equipped at lamp (6), signal lamp (7), low-voltage warning light (8), function select button (9) and switch button (10) pair
Answer aperture；Controller (13) is indicated with wireless communication module (12), signal acquisition circuit, slipping switch (14), capacity respectively
Lamp (5), liquid bag type indicator light (6), signal lamp (7), low-voltage warning light (8), function select button (9), switch are pressed
Button (10) and buzzer electrical connection；Two pieces of resistance strain plates (19) respectively with the two paths of signals collection terminal of signal acquisition circuit
It is connected；Battery pack is respectively controller (13), wireless communication module (12), signal acquisition circuit, slipping switch (14), capacity
Indicator light (5), signal lamp (7), low-voltage warning light (8), function select button (9), is opened liquid bag type indicator light (6)
Close button (10), buzzer and two pieces of resistance strain plate (19) power supplies.
2. infusion weighing system according to claim 1, it is characterised in that: overarm support (16) is equipped in rear shell (1),
The end of weighing overarm (15) is fixedly mounted in overarm support (16) by least two fixing bolts (17), and fixing bolt
(17) along the length direction distribution of weighing overarm (15).
3. infusion weighing system according to claim 1, it is characterised in that: in rear shell (1) and be located at weighing overarm
(15) lower section of free end is equipped with limited post (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670537.2U CN208741655U (en) | 2018-05-07 | 2018-05-07 | A kind of infusion weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820670537.2U CN208741655U (en) | 2018-05-07 | 2018-05-07 | A kind of infusion weighing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208741655U true CN208741655U (en) | 2019-04-16 |
Family
ID=66052369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820670537.2U Expired - Fee Related CN208741655U (en) | 2018-05-07 | 2018-05-07 | A kind of infusion weighing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208741655U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812599A (en) * | 2019-11-22 | 2020-02-21 | 四川蓝色港湾科技有限公司 | Infusion state monitoring method for infusion monitoring terminal and infusion bottle hanging device |
| CN111407962A (en) * | 2020-05-07 | 2020-07-14 | 南京市江宁医院 | Fluorescent auxiliary infusion device |
| CN113082376A (en) * | 2021-04-13 | 2021-07-09 | 昭通学院 | Portable transfusion alarm rate monitor |
| CN113694306A (en) * | 2021-09-22 | 2021-11-26 | 费波斯测量技术(常州)有限公司 | High-precision medical feeding weighing control module |
-
2018
- 2018-05-07 CN CN201820670537.2U patent/CN208741655U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110812599A (en) * | 2019-11-22 | 2020-02-21 | 四川蓝色港湾科技有限公司 | Infusion state monitoring method for infusion monitoring terminal and infusion bottle hanging device |
| CN111407962A (en) * | 2020-05-07 | 2020-07-14 | 南京市江宁医院 | Fluorescent auxiliary infusion device |
| CN113082376A (en) * | 2021-04-13 | 2021-07-09 | 昭通学院 | Portable transfusion alarm rate monitor |
| CN113694306A (en) * | 2021-09-22 | 2021-11-26 | 费波斯测量技术(常州)有限公司 | High-precision medical feeding weighing control module |
| CN113694306B (en) * | 2021-09-22 | 2024-12-20 | 费波斯测量技术(常州)有限公司 | A high-precision medical feeding weighing control module |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20200507 |
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| CF01 | Termination of patent right due to non-payment of annual fee |