CN208864401U - A kind of multi-functional radial artery balloon tamponade haemostat - Google Patents
A kind of multi-functional radial artery balloon tamponade haemostat Download PDFInfo
- Publication number
- CN208864401U CN208864401U CN201721816708.XU CN201721816708U CN208864401U CN 208864401 U CN208864401 U CN 208864401U CN 201721816708 U CN201721816708 U CN 201721816708U CN 208864401 U CN208864401 U CN 208864401U
- Authority
- CN
- China
- Prior art keywords
- air bag
- master controller
- positive
- negative electrode
- pressure sensor
- 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
Links
Abstract
The utility model discloses a kind of multi-functional radial artery balloon tamponade haemostats, including fixed plate, wrist strap, air bag, baroceptor, Pulse pressure sensor, temperature sensor, liquid crystal display, buzzer, power supply and master controller, hemostatic balloon is equipped with inflating port and air valve, baroceptor is inserted into air bag, Pulse pressure sensor and temperature sensor are arranged at the lower surface of air bag, the output end of the connection of the input terminal of baroceptor, Pulse pressure sensor and temperature sensor and master controller, liquid crystal display and buzzer and master controller connects.The utility model not only has the function of hemostasis by compression, but also has the function of to measure and show air pressure, patient pulse and the body temperature and warning reminding of air bag, and medical staff can be reminded to adjust the elasticity of compression bladder in time in time.
Description
Technical field
The utility model relates to medical equipment technical field, in particular to a kind of multi-functional radial artery balloon tamponade hemostasis
Device.
Background technique
Percutaneous Coronary Intervention usually punctures right radial artery, and the radial artery wrapping mode and compressing utensil after performing the operation are more
Kind of multiplicity, improperly compressing will lead to complication after puncture, such as bubble, festers, punctures arterial thrombus or occlusion.Common compressing
Mode includes Elastic bandage wrapping and compression apparatus.With the development of calcification score technology, various compression apparatus layers go out not
Thoroughly.More commonly used compression apparatus includes rotary extrusion type spinning compression device and vapour-pressure type compression device.
Postoperative patient compression cord is every 2h or 4h loose primary using routine, but is not absolutely, mainly according to patient
The state of an illness determines to oppress far-end of limb blood fortune situation, patient's compressing far-end of limb skin tender feeling such as patient main suit's pressure point pain, patient
Duration is oppressed in the adjustment such as situation of pulse beating nearby at condition and compressing.Adjust elasticity Shi doctor rule of thumb with patient main suit
To adjust elasticity.Elastic bandage wrapping range is relatively large, is circular bandage, patient's wrapping limb swelling sense is strong, simultaneously
Point of puncture is capped, is unfavorable for clinical follow.Arteria radialis compressing tourniquet oppresses tighter, strength Relatively centralized, to skin at compressing
Skin be easy to cause damage, bubble, if adjustment elasticity is not in time, compressing for a long time punctures artery and be easy to cause puncture artery
Occlusion.Radial artery balloon tamponade haemostat is relatively preferable, but can not determine gasbag pressure size, and whether gasbag pressure is dynamic to puncturing
Arteries and veins has the beating for blocking for a long time and whether having restored to puncture artery when adjusting elasticity, therefore is equally easy to skin at compressing
Skin causes to damage, such as bubble;If adjusting elasticity not in time, compressing for a long time punctures artery and equally be easy to cause puncture dynamic
The complication such as arteries and veins occlusion.
Utility model content
In view of the above drawbacks of the prior art, the utility model proposes a kind of multi-functional radial artery balloon tamponade haemostat,
The multi-functional radial artery balloon tamponade haemostat not only has the function of hemostasis by compression, but also has the gas for measuring and showing air bag
Pressure, patient pulse and body temperature and warning reminding function, the multi-functional radial artery balloon tamponade haemostat of the utility model can
It reminds medical staff to adjust the elasticity of compression bladder in time in time, is reduced or avoided because oppressing bring complication, increases simultaneously
Add the comfort level of patient.
In order to solve the above-mentioned technical problem, the utility model proposes following technical solutions:
A kind of multi-functional radial artery balloon tamponade haemostat, including fixed plate, wrist strap, air bag, baroceptor, pulse pressure
Force snesor, temperature sensor, liquid crystal display, buzzer, power supply and master controller, hemostatic balloon are equipped with inflating port, gas
Pressure sensor detects the air pressure in air bag, and Pulse pressure sensor and temperature sensor are arranged at the lower surface of air bag, air pressure
The connection of the input terminal of sensor, Pulse pressure sensor and temperature sensor and master controller, liquid crystal display and buzzer with
The output end of master controller connects.
The utility model has the beneficial effects that: injecting air, the balloon tamponade after inflation into air bag by inflating port
Point of puncture has the function of hemostasis by compression;Baroceptor is able to detect gasbag pressure, and gasbag pressure can be on a liquid crystal display
It has been shown that, medical staff can watch compressive pressure in time, and pressure can also be seen from liquid crystal display when air bag is deflated
Reduce;Pulse pressure sensor is able to detect the beat pulse situation of site of puncture, and Pulse Rate can be shown on a liquid crystal display
Show;Temperature sensor detects patient skin temperature, and skin temperature can be shown on a liquid crystal display;With buzzer warning function
Can, such as when gasbag pressure is excessively high, cacosphyxia or when can't detect pulse, main controller controls buzzer warning can be with
Duration is depressurized in setting next time, until duration is depressurized in setting, does not depressurize such as, and master controller can also control buzzer warning, and
When remind medical staff adjust elasticity.
In some embodiments, the outer surface of fixed plate is equipped with groove, is equipped with the first positive and negative electrode and second in groove
Positive and negative electrode, the first positive and negative electrode are connect by fexible conductor with Pulse pressure sensor, and the second positive and negative electrode is led by flexibility
Body is connect with temperature sensor.
It in some embodiments, further include shell, inside the shell, shell can for master controller, buzzer and power supply setting
Plug ground is arranged in groove, and the bottom surface of shell is equipped with jack, and the first positive and negative electrode and the second positive and negative electrode are inserted into inserting
Kong Zhong is electrically connected the first positive and negative electrode and the second positive and negative electrode with master controller respectively.Shell and groove are connect pluggablely,
When fixed plate needs to abandon, lower casing is unloaded, the master controller, buzzer and power supply in shell are still inserted into new consolidate
It is continued to use on fixed board, avoids wasting.
In some embodiments, liquid crystal display is fixed on the shell.Convenient for observing gasbag pressure, pulse, skin temperature
Degree etc..
In some embodiments, master controller has timer, and case surface is equipped with timing and sets button.Pass through timing
It sets button settings adjustment and oppresses elastic time interval, such as setting 2h.When pressing time reaches 2h, main controller controls
Buzzer warning reminds medical staff to adjust compressing elasticity.
In some embodiments, there are three Pulse pressure sensors, the first positive and negative electrode has three pairs.Pulse pressure sensing
Device, which can be separately positioned on, punctures the distal end of artery, pressure point and 3 points of proximal part, detects site of puncture more fully hereinafter
Pulse condition provides more data for the judgement of medical staff.
In some embodiments, air bag is fixed on the inner surface of fixed plate, Pulse pressure sensor and temperature sensor
It is pasted onto the lower surface of air bag, makes Pulse pressure sensor and temperature sensor fixation.
In some embodiments, the both ends of fixed plate are respectively equipped with eyelet, and wrist strap is magic tape, wrist strap one end and one
Eyelet is fixedly connected and the other end passes through another eyelet.Wrist strap is magic tape, convenient for dressing and removing haemostat, Er Qiebian
It is elastic in adjusting.
In some embodiments, air valve is equipped at inflating port.The air in the releasable air bag of air valve is opened, to reduce
Compressive pressure.
In some embodiments, the two sides of air bag bottom surface are additionally provided with first electrode sheet and second electrode sheet, the first electricity
Pole piece and second electrode sheet are connected respectively to master controller.When point of puncture bleeding, the blood of outflow makes first electrode sheet and
The conducting of two electrode slices, main controller controls buzzer warning are reminded patient or medical staff's point of puncture bleeding in time, are adopted as early as possible
Corresponding treatment measures are taken, when bleeding warning function especially suitable night is unattended.
In some embodiments, air bag includes milk filaments surface layer and TPU inner layer.Milk filaments fabric texture is soft, has
Certain gas permeability generates sweat when can be reduced air bag and skin attachement and increases, and reduces not disease while adding patient comfort.
TPU inner layer has good compactness, and air bag can be made to have good air-tightness.
Detailed description of the invention
Fig. 1 is the side schematic view of the multi-functional radial artery balloon tamponade haemostat of an embodiment of the present invention.
Fig. 2 is that the air bag lower surface configuration of the multi-functional radial artery balloon tamponade haemostat of an embodiment of the present invention is shown
It is intended to.
Fig. 3 is the signal of the upper surface of outer cover of the multi-functional radial artery balloon tamponade haemostat of an embodiment of the present invention
Figure.
Fig. 4 is the surface texture of the fixed plate of the multi-functional radial artery balloon tamponade haemostat of an embodiment of the present invention
Schematic diagram.
Fig. 5 is that the shell lower surface configuration of the multi-functional radial artery balloon tamponade haemostat of an embodiment of the present invention is shown
It is intended to.
Specific embodiment
Embodiment below with reference to the multi-functional radial artery balloon tamponade haemostat of Fig. 1-5 pairs of the utility model is made specifically
It is bright.
As shown in Figure 1-3, a kind of multi-functional radial artery balloon tamponade haemostat, including fixed plate 1, wrist strap 2, air bag 3, gas
Pressure sensor 4, Pulse pressure sensor 5, temperature sensor 6, liquid crystal display 7, buzzer, power supply and master controller, hemostasis
Air bag 3 is equipped with inflating port 301, and baroceptor 4 is inserted into air bag 3, and Pulse pressure sensor 5 and temperature sensor 6 are respectively provided with
In the lower surface of air bag 3, the input terminal of baroceptor 4, Pulse pressure sensor 5 and temperature sensor 6 and master controller connects
It connects, the output end connection of liquid crystal display 7 and buzzer and master controller.Wrist strap 2 is fabricated from a flexible material, such as nylon, cotton
Deng for haemostat to be clothed to the wrist of patient.Air is injected into air bag 3 by inflating port 301, the air bag 3 after inflation
Point of puncture is oppressed, has the function of hemostasis by compression.As shown in Fig. 2, air valve 302 is equipped at inflating port 301, after opening air valve 302
It can deflate, reduce the air pressure in air bag 3, loosen pressure point.Baroceptor 4 is able to detect the pressure of air in air bag 3, detection
Signal is transmitted to master controller, is shown on liquid crystal display 7 after master controller is handled, and medical staff can watch in time
Compressive pressure similarly can also see the reduction of pressure when air bag 3 is deflated from liquid crystal display 7.Pulse pressure sensing
Device 5 is able to detect the beat pulse situation of site of puncture, and detection signal is transmitted to master controller, shows after master controller is handled
On liquid crystal display 7.Pulse pressure sensor 5 uses the prior art.Temperature sensor 6 detects patient skin temperature, detection
Signal is transmitted to master controller, is shown on liquid crystal display 7 after master controller is handled.When 3 hypertonia of air bag, pulse
Exception or when can't detect pulse, main controller controls buzzer warning.Preferably, master controller is based on singlechip technology.
Power supply is the power supply such as liquid crystal display 7, buzzer and master controller.
Air valve 302 can be Manual gas valve, be also possible to solenoid valve.When air valve 302 is Manual gas valve, in the same of deflation
When, medical staff will also observe the atmospheric pressure value of the display of liquid crystal display 7, when the value of needs is down in air pressure, stop deflating.Work as gas
When valve is solenoid valve, solenoid valve is connect with master controller, is opened by main controller controls solenoid valve.Specifically, master controller
Built-in with wireless module sets atmospheric pressure value by remote controler, and master controller automatically controls solenoid valve and opens, and discharges the sky in air bag 3
Gas, 4 Real-time Feedback air pressure of baroceptor, when 3 pressure value of air bag is down to setting value, main controller controls solenoid valve is closed.
It is, of course, also possible to physical button is set in fixed plate 1, atmospheric pressure value needed for being set by physical button.
In the present embodiment, the is equipped with as shown in figure 4, the outer surface of fixed plate 1 is equipped with groove 101, in groove 101
One positive and negative electrode 102 and the second positive and negative electrode 103, the first positive and negative electrode 102 are connected by fexible conductor and Pulse pressure sensor 5
It connects, the second positive and negative electrode 103 is connect by fexible conductor with temperature sensor 6.As shown in Figure 1, present embodiment is multi-functional
Radial artery balloon tamponade haemostat further includes shell 8, and master controller, buzzer and power supply are arranged in shell 8, and shell 8 can be inserted
It rises sheer from level ground and is arranged in groove 101.As shown in figure 5, the bottom surface of shell 8 is equipped with jack 801, the first positive and negative electrode 102 and second is just
Negative electrode 103 is inserted into jack 801, make the first positive and negative electrode 102 and the second positive and negative electrode 103 respectively with main control
Device electrical connection.As shown in figure 3, liquid crystal display 7 is fixed on shell 8.Compression apparatus after use, fixed plate 1, wrist strap 2
The blood that patient can be inevitably stained with air bag 3 will cause waste if haemostat integrally abandons.Present embodiment it is multi-functional
Radial artery balloon tamponade haemostat has dismountable structure.Shell 8 can be extracted from groove 101, shell 8, master controller,
The components such as buzzer, power supply and liquid crystal display 7 still can continue to use.
In the present embodiment, as shown in figure 3, master controller has timer, 8 surface of shell is equipped with timing and sets button
802.The setting adjustment of button 802, which is set, by timing oppresses elastic time interval, such as setting 2h.When pressing time reaches 2h
When, main controller controls buzzer warning reminds medical staff to adjust compressing elasticity.8 surface of shell is additionally provided with switch
Button 803, switch button 803 control the on-off of main controller circuit.
In the present embodiment, as shown in figure 4, there are three Pulse pressure sensors 5, the first positive and negative electrode 102 has three pairs.
Pulse pressure sensor 5, which can be separately positioned on, punctures the distal end of artery, pressure point and 3 points of proximal part, examines more fully hereinafter
The pulse condition for surveying site of puncture, provides more data for the judgement of medical staff.
Air bag 3 is fixed on the inner surface of fixed plate 1, and Pulse pressure sensor 5 and temperature sensor 6 are pasted onto air bag 3
Lower surface.Air bag 3 is made of flexible material, is easy using the method for stickup by 6 jail of Pulse pressure sensor 5 and temperature sensor
Gu fixed.
As shown in Figure 1, the both ends of fixed plate 1 are respectively equipped with eyelet 111, wrist strap 2 is magic tape, 2 one end of wrist strap and one
Eyelet 111 is fixedly connected and the other end passes through another eyelet 111.Wrist strap is magic tape, convenient for quickly dressing and removing only
Blood device, and facilitate adjustment elasticity.
In some embodiments, the two sides of 3 bottom surface of air bag are additionally provided with first electrode sheet 303 and second electrode sheet 304,
First electrode sheet 303 and second electrode sheet 304 are connected respectively to master controller.Correspondingly, it adds in fixed plate 1 for connecting
The positive and negative electrode of electrode slice adds corresponding jack in shell 8.When point of puncture bleeding, the blood of outflow makes first electrode sheet
303 and second electrode sheet 304 be connected, main controller controls buzzer warning reminds patient or medical staff's point of puncture in time
Bleeding takes corresponding treatment measures, when bleeding warning function especially suitable night is unattended as early as possible.
In some embodiments, fixed plate 1 and air bag 3 can be made of transparent plastics, be seen convenient for medical staff
Examine pressure point.
In other embodiment, air bag 3 includes milk filaments surface layer and TPU inner layer.Milk filaments fabric texture is soft,
With certain gas permeability, sweat is generated when can be reduced air bag 3 and skin attachement.TPU inner layer has good compactness, can
So that air bag 3 has good air-tightness.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
Without departing from the concept of the present invention, various modifications and improvements can be made, these belong to practical
Novel protection scope.
Claims (1)
1. a kind of multi-functional radial artery balloon tamponade haemostat, which is characterized in that including fixed plate (1), wrist strap (2), air bag
(3), baroceptor (4), Pulse pressure sensor (5), temperature sensor (6), liquid crystal display (7), buzzer, power supply and
Master controller, the air bag (3) are equipped with inflating port (301), and the baroceptor (4) detects the gas in the air bag (3)
Pressure, the Pulse pressure sensor (5) and the temperature sensor (6) are arranged at the lower surface of the air bag (3), the gas
Pressure sensor (4), Pulse pressure sensor (5) and temperature sensor (6) are connect with the input terminal of the master controller, the liquid
Crystal display (7) and the buzzer are connect with the output end of the master controller, and the outer surface of the fixed plate (1) is equipped with recessed
Slot (101), the groove (101) is interior to be equipped with the first positive and negative electrode (102) and the second positive and negative electrode (103), and described first is positive and negative
Electrode (102) is connect by fexible conductor with the Pulse pressure sensor (5), and second positive and negative electrode (103) passes through soft
Property conductor is connect with the temperature sensor (6), further includes shell (8), the master controller, the buzzer and the power supply
Setting is in the shell (8), and the shell (8) is arranged in pluggablely in the groove (101), the bottom of the shell (8)
Face is equipped with jack (801), and first positive and negative electrode (102) and second positive and negative electrode (103) are inserted into described insert
In hole (801), make first positive and negative electrode (102) and second positive and negative electrode (103) respectively with the master controller
(10) it is electrically connected, the master controller has timer, and shell (8) surface is equipped with timing setting button (802), the arteries and veins
It fights there are three pressure sensor (5), first positive and negative electrode (102) has three pairs, and the air bag (3) is fixed on the fixed plate
(1) inner surface, the Pulse pressure sensor (5) and the temperature sensor (6) are pasted onto the following table of the air bag (3)
The both ends in face, the fixed plate (1) are respectively equipped with eyelet (111), and the wrist strap (2) is magic tape, described wrist strap (2) one end
It is fixedly connected with an eyelet (111) and the other end passes through another eyelet (111), air valve is equipped at the inflating port (301)
(302), the two sides of air bag (3) bottom surface are additionally provided with first electrode sheet (303) and second electrode sheet (304), and described first
Electrode slice (303) and the second electrode sheet (304) are connected respectively to the master controller, and the air bag (3) includes milk filaments
Surface layer and TPU inner layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721816708.XU CN208864401U (en) | 2017-12-22 | 2017-12-22 | A kind of multi-functional radial artery balloon tamponade haemostat |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721816708.XU CN208864401U (en) | 2017-12-22 | 2017-12-22 | A kind of multi-functional radial artery balloon tamponade haemostat |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208864401U true CN208864401U (en) | 2019-05-17 |
Family
ID=66460573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721816708.XU Expired - Fee Related CN208864401U (en) | 2017-12-22 | 2017-12-22 | A kind of multi-functional radial artery balloon tamponade haemostat |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208864401U (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110141293A (en) * | 2019-06-14 | 2019-08-20 | 天津市海河医院 | A kind of distal end radial artery pressure hemostat |
CN110327093A (en) * | 2019-08-22 | 2019-10-15 | 德阳市人民医院 | A kind of artery compression hemostat |
CN110575219A (en) * | 2019-09-20 | 2019-12-17 | 重庆医科大学附属第二医院 | artery fixing and compressing device and method |
CN111436996A (en) * | 2020-04-02 | 2020-07-24 | 廉姜芳 | Artery hemostat and automatic control method |
CN111493966A (en) * | 2020-04-29 | 2020-08-07 | 吉林大学 | Hemostasis compressor for continuously and constantly pressurizing puncture part for cardiology department |
WO2022036002A1 (en) * | 2020-08-13 | 2022-02-17 | Merit Medical Systems, Inc. | Inflatable radial artery compression device with cinching wristband and method of use |
US11344318B2 (en) | 2016-07-18 | 2022-05-31 | Merit Medical Systems, Inc. | Inflatable radial artery compression device |
US11553925B2 (en) | 2018-04-11 | 2023-01-17 | Merit Medical Systems, Inc. | Inflatable compression device |
CN115670572A (en) * | 2022-11-11 | 2023-02-03 | 嘉兴东晗智能设备有限公司 | Intelligent radial artery compression hemostat and control method thereof |
-
2017
- 2017-12-22 CN CN201721816708.XU patent/CN208864401U/en not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11344318B2 (en) | 2016-07-18 | 2022-05-31 | Merit Medical Systems, Inc. | Inflatable radial artery compression device |
US11553925B2 (en) | 2018-04-11 | 2023-01-17 | Merit Medical Systems, Inc. | Inflatable compression device |
CN110141293A (en) * | 2019-06-14 | 2019-08-20 | 天津市海河医院 | A kind of distal end radial artery pressure hemostat |
CN110327093A (en) * | 2019-08-22 | 2019-10-15 | 德阳市人民医院 | A kind of artery compression hemostat |
CN110575219A (en) * | 2019-09-20 | 2019-12-17 | 重庆医科大学附属第二医院 | artery fixing and compressing device and method |
CN111436996A (en) * | 2020-04-02 | 2020-07-24 | 廉姜芳 | Artery hemostat and automatic control method |
CN111493966A (en) * | 2020-04-29 | 2020-08-07 | 吉林大学 | Hemostasis compressor for continuously and constantly pressurizing puncture part for cardiology department |
CN111493966B (en) * | 2020-04-29 | 2022-11-25 | 吉林大学 | Hemostasis compressor for continuously and constantly pressurizing puncture part for cardiology department |
WO2022036002A1 (en) * | 2020-08-13 | 2022-02-17 | Merit Medical Systems, Inc. | Inflatable radial artery compression device with cinching wristband and method of use |
CN115670572A (en) * | 2022-11-11 | 2023-02-03 | 嘉兴东晗智能设备有限公司 | Intelligent radial artery compression hemostat and control method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208864401U (en) | A kind of multi-functional radial artery balloon tamponade haemostat | |
CN208404728U (en) | A kind of radial artery compression hemostat with pressure monitoring function | |
WO2017181719A1 (en) | Pneumatic automatic hemostasis apparatus and method | |
CN102895013A (en) | Remote end ischemia preadaptation therapeutic apparatus with function of measuring blood pressure | |
CN203138608U (en) | Remote end ischemia preadaptation therapeutic apparatus with function of measuring blood pressure | |
US20190083019A1 (en) | Simple auto electronic tourniquet | |
CN215080885U (en) | Novel abdominal belt | |
CN110559041A (en) | Automatic hemostasis device of vapour-pressure type | |
CN207306697U (en) | A kind of inguinal artery compressing and cold compress device | |
CN203001043U (en) | Portable automatic tourniquet bandage | |
CN217285948U (en) | Compression hemostat | |
CN107260247A (en) | A kind of full-automatic tourniquet based on limbs blood pressure | |
RU168288U1 (en) | HARNESS BREAKER | |
CN209499828U (en) | A kind of arteria radialis compressing tourniquet | |
CN211022891U (en) | Air sac type radial artery compression ice compress hemostat | |
CN209203413U (en) | Field type intelligence tourniquet | |
CN209847297U (en) | Novel radial artery oppression device | |
CN208741056U (en) | It can be with the matching used tourniquet of air pressure hemostatic apparatus | |
CN108451579B (en) | Pneumatic blood drawing device and using method thereof | |
CN215874637U (en) | Wrist-band sphygmomanometer with arteriovenous internal fistula postoperative rehabilitation and maturity exercise | |
CN213283188U (en) | Cartoon inflatable tourniquet | |
CN219962981U (en) | Radial artery inflatable tourniquet | |
CN213465205U (en) | Compression hemostasis device | |
CN213430344U (en) | Radial artery hemostasis compressor | |
CN211325310U (en) | Shorts for femoral artery compression hemostasis |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190517 Termination date: 20201222 |