CN206167022U - Semiconductor cold therapy appearance - Google Patents
Semiconductor cold therapy appearance Download PDFInfo
- Publication number
- CN206167022U CN206167022U CN201620900020.9U CN201620900020U CN206167022U CN 206167022 U CN206167022 U CN 206167022U CN 201620900020 U CN201620900020 U CN 201620900020U CN 206167022 U CN206167022 U CN 206167022U
- Authority
- CN
- China
- Prior art keywords
- semiconductor
- cold
- therapeutic apparatus
- semiconductor cooler
- freeze
- 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 provides a semiconductor cold therapy appearance, semiconductor cold therapy appearance includes that therapeutic instrument body, semiconductor cooler and the different cold of a plurality of effective area treat the probe. A plurality of colds treat the probe swing joint in the one end of therapeutic instrument body, semiconductor cooler set up in the therapeutic instrument is originally internal, semiconductor cooler's cold junction is hugged closely the therapeutic instrument body with probe swing joint's one end is treated in a plurality of colds. The utility model discloses a transportation that semiconductor refrigeration had avoided the liquid nitrogen refrigeration to bring is inconvenient, treats the probe and has satisfied the freezing demand that has the focus of different areas through setting up a plurality of colds that have different effective area.
Description
Technical field
The utility model is related to medical instruments field, in particular to a kind of semiconductor freeze therapeutic apparatus.
Background technology
Cold therapy is a kind of freezing by local organization, controllably destroys or removal lesion tissue is to reach treatment
The treatment method of purpose.Existing freeze therapeutic apparatus are realized using the method for liquid nitrogen refrigerating mostly, but the transport of liquid nitrogen is extremely
Inconvenience, and with certain danger.
Utility model content
In view of this, the utility model embodiment provides a kind of semiconductor freeze therapeutic apparatus, to solve the above problems.
To achieve these goals, the utility model embodiment is adopted the following technical scheme that：
A kind of semiconductor freeze therapeutic apparatus, the semiconductor freeze therapeutic apparatus include therapeutic equipment body, semiconductor cooler
Popped one's head in cold treatment of the multiple with different effective areas；
The multiple cold treatment probe is movably connected on one end of the therapeutic equipment body, and the semiconductor cooler is arranged at
In the therapeutic equipment body, the cold end of the semiconductor cooler is close to the therapeutic equipment body and is lived with the multiple cold probe for the treatment of
One end of dynamic connection.
Preferably, the semiconductor cooler includes multi-stage refrigerating piece, and the multi-stage refrigerating piece is in parallel.
Preferably, electric-insulation heat-conduction layer is provided between cooling piece described in adjacent two-stage.
Preferably, cooling piece described in every one-level includes multiple PN junction galvanic couples, the multiple PN junction galvanic couple series connection.
Preferably, the cold end of each PN junction galvanic couple and hot junction are respectively arranged with thermal conductive ceramic plate, the thermal conductive ceramic
The surface smear of piece has heat-conducting silicone grease.
Preferably, between the cold end of each PN junction galvanic couple and hot junction filled with heat-barrier material.
Preferably, radiator and cooler are additionally provided with the therapeutic equipment body, the radiator is arranged at described half
The hot junction of conductor refrigerator, the cooler is arranged at the cold end of the semiconductor cooler.
Preferably, the semiconductor freeze therapeutic apparatus also include that the semiconductor freeze therapeutic apparatus also include detection described half
The hot junction of conductor refrigerator and the temperature measuring unit of the temperature data of cold end, and the semiconductor is controlled according to the temperature data
The supply voltage of refrigerator, so that the temperature in the cold end of the semiconductor cooler and hot junction reaches the centre of preset temperature value
Reason device；
The central processing unit and temperature measuring unit are arranged at the therapeutic equipment body, the temperature measuring unit and semiconductor refrigerating
Device is electrically connected with the central processing unit respectively；The temperature measuring unit includes multiple temperature sensors, and the multiple temperature is passed
Sensor is arranged at cold end and the hot junction of the semiconductor cooler.
Preferably, the semiconductor freeze therapeutic apparatus also include that the semiconductor freeze therapeutic apparatus are also included from the center
Processor obtains the temperature data and the display unit for being shown, the display unit is arranged at the therapeutic equipment body,
And be electrically connected with the central processing unit.
Preferably, the semiconductor freeze therapeutic apparatus also include obtaining the temperature data from the central processing unit, and
The temperature data of the semiconductor cooler cold end is compared with the first preset temperature threshold value, by the semiconductor cooler
The temperature data in hot junction is compared with the second preset temperature threshold value, when the temperature data of the semiconductor cooler cold end exceedes
The temperature data in the first preset temperature threshold value or the semiconductor cooler hot junction exceedes the second preset temperature threshold
The alarm unit alarmed during value, the alarm unit is electrically connected with the central processing unit.
The semiconductor freeze therapeutic apparatus that the utility model embodiment is provided are freezed using semiconductor, it is to avoid use liquid
The transport inconvenience that nitrogen refrigeration band is come.Popped one's head in by setting multiple cold treatments with different effective areas, can met with difference
The freezing demand of the focus of area.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, below will be to be used needed for embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
Other related accompanying drawings are obtained with according to these accompanying drawings.
A kind of structural representation of semiconductor freeze therapeutic apparatus that Fig. 1 is provided for the utility model embodiment.
A kind of internal structure schematic diagram of cooling piece that Fig. 2 is provided for the utility model embodiment.
A kind of internal structure schematic diagram of PN junction galvanic couple that Fig. 3 is provided for the utility model embodiment.
A kind of annexation schematic diagram of central processing unit that Fig. 4 is provided for the utility model embodiment.
Reference：
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally described in accompanying drawing herein and
The component of the utility model embodiment for showing can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further defined and explained in subsequent accompanying drawing.
A kind of semiconductor freeze therapeutic apparatus 100 that Fig. 1 is provided for the utility model embodiment.As shown in figure 1, described partly lead
Body freeze therapeutic apparatus 100 include therapeutic equipment body 110, semiconductor cooler 120 and multiple cold treatment probes 130.
Wherein, the multiple cold probe 130 for the treatment of has different effective areas.It should be noted that described herein has
Effect area refers specifically to the cold probe 130 for the treatment of to be used for focal contact so as to reach the area of refrigerating effect.Alternatively, each institute
Stating cold probe 130 for the treatment of can also have different shapes.By taking the cold therapy of body surface lesion as an example, in practical application, needing
The position for carrying out cold therapy is not of uniform size.By setting the cold treatment probe 130 that multiple shapes and effective area are differed, energy
Enough better meet the Treatment need at different lesions position.
The multiple cold treatment probe 130 is movably connected on one end of the therapeutic equipment body 110, the semiconductor cooler
120 are arranged in the therapeutic equipment body 110, and the semiconductor cooler 120 includes cold end and hot junction, the semiconductor refrigerating
The cold end of device 120 is close to one end that the therapeutic equipment body 110 is flexibly connected with the multiple cold treatment probe 130.
Alternatively, the multiple cold treatment probe 130 is easy in cold treatment with the therapeutic equipment body 110 to be detachably connected
When probe 130 breaks down, the cold treatment probe 130 is disassembled and is repaired or is changed, be easy to the semiconductor cooling
Freeze the long-term use of therapeutic equipment 100.
Alternatively, the therapeutic equipment body 110 can be the interior cube for being provided with cavity, and the cube is by insulating heat-conductive
Material is made, and the multiple cold probe 130 for the treatment of is flexibly connected by connector with the therapeutic equipment body 110, the connector
Inside be made from a material that be thermally conductive, the outer surface of the connector is equipped with heat-insulating material, so as to the semiconductor cooler 120
The cold that produces of cold end multiple cold treatments only passed to by the Heat Conduction Material of the inside of the connector pop one's head in 130.Alternatively,
The connector can be elongated flexible tube.
It is the PN junction galvanic couple 122 as shown in Figure 3 that the utility model embodiment is provided also referring to Fig. 2 and Fig. 3, Fig. 2
The cooling piece 121 of composition.The semiconductor cooler 120 can include the multistage cooling piece 121, the multistage cooling piece
121 is parallel with one another, and electric-insulation heat-conduction layer is provided between cooling piece 121 described in adjacent the two poles of the earth.Fig. 2 is referred to, per one-level institute
Stating cooling piece 121 includes multiple PN junction galvanic couples 122, and the multiple PN junction galvanic couple 122 is connected.
Referring again to Fig. 3, the cold end of each PN junction galvanic couple 122 and hot junction are respectively arranged with thermal conductive ceramic plate 123, institute
The surface smear for stating thermal conductive ceramic plate 123 has heat-conducting silicone grease.It is filled between the cold end of each PN junction galvanic couple 122 and hot junction
Heat-barrier material.Wherein, the cold end of multiple PN junction galvanic couples 122 constitutes the cold end of the cooling piece 121, the multiple PN junction galvanic couple
122 hot junction constitutes the hot junction of the cooling piece 121.
During implementation, electric current has excess electron by the PN junction galvanic couple 122 in N-type semiconductor, forms negative thermoelectric force.P
Electron deficiency in type semiconductor, forms positive thermoelectric force.When electronics flow to N-type semiconductor from P-type semiconductor, corresponding node
Temperature reduction, its energy is necessarily increased, and the energy that increased energy equivalence is consumed in node.On the contrary, working as electronics
When flowing to the P-type semiconductor from N-type semiconductor, the temperature of corresponding node can be raised.Refer to Fig. 3, the sense of current be from N to
The node of P, temperature drop and absorbs heat, used as cold end.The sense of current is the node from P to N, and temperature rises and heat release, makees
It is hot junction.
By above-mentioned design, realize semiconductor refrigerating, it is to avoid using the inconvenience in the transport that liquid nitrogen refrigerating brings.
According to the actual requirements, alternatively, the semiconductor freeze therapeutic apparatus 100 also include radiator and cold guide apparatus, institute
State radiator and cold guide apparatus are arranged in the therapeutic equipment body 110.The radiator is arranged at the semiconductor cooler
120 hot junction, the cold guide apparatus are arranged at the cold end of the semiconductor cooler 120.
Wherein, the radiator can be heat-pipe radiator, be cooled down using natural convection air.Alternatively, the heat pipe
The shell material of radiator can be red copper.The cold guide apparatus can be heat transfer substrate and the spaced refrigeration heat of Duo Gen
Pipe.The heat-transfer surface of the heat transfer substrate is fitted with the cold end of the semiconductor cooler 120, the middle part of every refrigeration heat pipe and institute
State heat transfer substrate to be fixedly connected, preset length is extended in the every two ends of refrigeration heat pipe along the heat transfer substrate respectively, and respectively
It is bent to the two sides for stating heat transfer substrate.By above-mentioned setting, it is possible to use many refrigeration heat pipes equably conduct described
The cold of the cold end of semiconductor cooler 120.
Alternatively, as shown in figure 4, the semiconductor freeze therapeutic apparatus 100 also include being arranged at above-mentioned therapeutic equipment body 110
In central processing unit 140 and temperature measuring unit 150, the temperature measuring unit 150 and semiconductor cooler 120 respectively with the center
Processor 140 is electrically connected with.The temperature measuring unit 150 includes multiple temperature sensors, and the multiple temperature sensor sets respectively
It is placed in cold end and the hot junction of the semiconductor cooler 120, hot junction and cold end for detecting the semiconductor cooler 120
Temperature data, and it is sent to the central processing unit 140.The central processing unit 140, will after the temperature data is received
The temperature of the cold end of the semiconductor cooler 120 is compared with default cold junction temperature value, if both differences are more than 0.5
DEG C, then the supply voltage of the semiconductor cooler 120 is adjusted, so that the temperature of the cold end of the semiconductor cooler 120 reaches
To default cold junction temperature value.Because the cold end of semiconductor cooler 120 and the temperature in hot junction are associated, the semiconductors
The temperature in the hot junction of refrigerator 120 also reaches corresponding preset temperature value.
Alternatively, the semiconductor freeze therapeutic apparatus 100 also include being arranged at the display unit of the therapeutic equipment body 110
160, the display unit 160 is electrically connected with the central processing unit 140.Alternatively, the display unit 160 is arranged at institute
State the lateral surface of therapeutic equipment body 110.The display unit 160 is used to obtain in real time the cold end of the semiconductor cooler 120
With the temperature data in hot junction, and shown, to facilitate user to be adjusted according to the temperature data of display.
It should be noted that the semiconductor freeze therapeutic apparatus 100 are also provided with input block 190, the input
Unit 190 can be the button on the surface for being arranged at the therapeutic equipment body 110, it is also possible to set the display unit 160
It is touch-screen, allows the user to be input into preset temperature value by the touch-screen.
Alternatively, the semiconductor freeze therapeutic apparatus 100 can also include alarm unit 170, and the alarm unit 170 sets
The therapeutic equipment body 110 is placed in, and is electrically connected with the central processing unit 140.
Alternatively, the alarm unit 170 can be LED, be arranged at the surface of the therapeutic equipment body 110.It is described
Alarm unit 170 can also be buzzer, and the surface that the buzzer can both be arranged at the therapeutic equipment body 110 can also
It is arranged in the therapeutic equipment body 110.
According to the actual requirements, alternatively, the semiconductor freeze therapeutic apparatus 100 can also include and the central processing unit
140 communication units 180 being electrically connected with, the communication unit 180 can be communicated with intelligent terminal.Intelligence described herein
Terminal includes mobile phone, panel computer etc., but not limited to this.User can be freezed to the semiconductor by the intelligent terminal and be controlled
Treat instrument 100 to be remotely controlled, it is also possible to obtain the semiconductor cooler in real time from central processing unit 140 by the intelligent terminal
120 cold end and the temperature data in hot junction are shown.
In sum, the semiconductor freeze therapeutic apparatus 100 that the utility model embodiment is provided have abandoned traditional liquid nitrogen system
Cold mode, according to Peltier effect principle, freezed using semiconductor, it is to avoid the inconvenience of transporting liquid nitrogen band.It is logical
Cross and multiple cold treatment probes 130 with different effective areas are set, meet the cold treatment demand of the focus of different area.By setting
Temperature measuring unit 150, display unit 160 and alarm unit 170 are put, the automatic of the semiconductor freeze therapeutic apparatus 100 is realized
Temperature control, substantially increases the convenience of the semiconductor freeze therapeutic apparatus 100.
, it is necessary to explanation in description of the present utility model, term " on ", D score, " interior ", the orientation of the instruction such as " outward "
Or position relationship is that, based on orientation shown in the drawings or position relationship, or the utility model product is usually put when using
Orientation or position relationship, are for only for ease of description the utility model and simplify description, rather than the dress for indicating or implying meaning
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.Additionally, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important
Property.
In description of the present utility model, in addition it is also necessary to explanation, term " setting ", " connection ", " connected ", " connection " are answered
It is interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or is integrally connected；Can be that machinery connects
Connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion.For the ordinary skill in the art, can understand above-mentioned term in the utility model with concrete condition
Concrete meaning.
Obviously, those skilled in the art should be understood that the function of above-mentioned the utility model embodiment can be with general
Computing device realize that they can be concentrated on single computing device, or be distributed in multiple computing devices and constituted
Network on, alternatively, the existing program code or algorithm that they can be can perform with computing device be realized, it is thus possible to
It is stored in being performed by computing device in storage device, or they is fabricated to each integrated circuit modules respectively,
Or be fabricated to single integrated circuit module to realize by the multiple modules or step in them.So, work(of the present utility model
Can realize that being not restricted to any specific hardware and software combines.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of semiconductor freeze therapeutic apparatus, it is characterised in that, the semiconductor freeze therapeutic apparatus include therapeutic equipment body, partly lead
Chiller and multiple cold treatments with different effective areas are popped one's head in；
The therapeutic equipment body is made up of insulating heat-conduction material, and the multiple cold treatment probe is movably connected on the therapeutic equipment body
One end, the semiconductor cooler is arranged in the therapeutic equipment body, and the cold end of the semiconductor cooler is close to described
One end that therapeutic equipment body is flexibly connected with the multiple cold treatment probe.
2. semiconductor freeze therapeutic apparatus according to claim 1, it is characterised in that the semiconductor cooler includes multistage
Cooling piece, the multi-stage refrigerating piece is in parallel.
3. semiconductor freeze therapeutic apparatus according to claim 2, it is characterised in that between cooling piece described in adjacent two-stage
It is provided with electric-insulation heat-conduction layer.
4. semiconductor freeze therapeutic apparatus according to claim 2, it is characterised in that cooling piece includes multiple described in per one-level
PN junction galvanic couple, the multiple PN junction galvanic couple series connection.
5. semiconductor freeze therapeutic apparatus according to claim 4, it is characterised in that the cold end of each PN junction galvanic couple and
Hot junction is respectively arranged with thermal conductive ceramic plate, and the surface smear of the thermal conductive ceramic plate has heat-conducting silicone grease.
6. semiconductor freeze therapeutic apparatus according to claim 5, it is characterised in that the cold end of each PN junction galvanic couple and
Heat-barrier material is filled between hot junction.
7. semiconductor freeze therapeutic apparatus according to claim 6, it is characterised in that be additionally provided with the therapeutic equipment body scattered
Hot device and cold guide apparatus, the radiator are arranged at the hot junction of the semiconductor cooler, and the cold guide apparatus are arranged at described
The cold end of semiconductor cooler.
8. semiconductor freeze therapeutic apparatus according to claim 1-7 any one, it is characterised in that the semiconductor freezing
Therapeutic equipment also includes the temperature measuring unit of the hot junction of the detection semiconductor cooler and the temperature data of cold end, and according to described
Temperature data controls the supply voltage of the semiconductor cooler, so that the temperature in the cold end of the semiconductor cooler and hot junction
Reach the central processing unit of preset temperature value；
The central processing unit and temperature measuring unit are arranged at the therapeutic equipment body, the temperature measuring unit and semiconductor cooler point
It is not electrically connected with the central processing unit；The temperature measuring unit includes multiple temperature sensors, the multiple temperature sensor
It is arranged at cold end and the hot junction of the semiconductor cooler.
9. semiconductor freeze therapeutic apparatus according to claim 8, it is characterised in that the semiconductor freeze therapeutic apparatus are also wrapped
Include from the central processing unit and obtain the temperature data and the display unit for being shown, the display unit is arranged at described
Therapeutic equipment body, and be electrically connected with the central processing unit.
10. semiconductor freeze therapeutic apparatus according to claim 9, it is characterised in that the semiconductor freeze therapeutic apparatus are also
Including obtaining the temperature data from the central processing unit, and by the temperature data and first of the semiconductor cooler cold end
Preset temperature threshold value is compared, and the temperature data in the semiconductor cooler hot junction is compared with the second preset temperature threshold value
Compared with when the temperature data of the semiconductor cooler cold end exceedes the first preset temperature threshold value or the semiconductor refrigerating
The temperature data in device hot junction exceedes the alarm unit alarmed during the second preset temperature threshold value, the alarm unit and institute
State central processing unit electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620900020.9U CN206167022U (en) | 2016-08-18 | 2016-08-18 | Semiconductor cold therapy appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620900020.9U CN206167022U (en) | 2016-08-18 | 2016-08-18 | Semiconductor cold therapy appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206167022U true CN206167022U (en) | 2017-05-17 |
Family
ID=60240191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620900020.9U Expired - Fee Related CN206167022U (en) | 2016-08-18 | 2016-08-18 | Semiconductor cold therapy appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206167022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106264706A (en) * | 2016-08-18 | 2017-01-04 | 临沧慈康医疗器械有限公司 | Quasiconductor freeze therapeutic apparatus |
-
2016
- 2016-08-18 CN CN201620900020.9U patent/CN206167022U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106264706A (en) * | 2016-08-18 | 2017-01-04 | 临沧慈康医疗器械有限公司 | Quasiconductor freeze therapeutic apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10709384B2 (en) | Wearable heat flux devices and methods of use | |
| Putra et al. | The characterization of a cascade thermoelectric cooler in a cryosurgery device | |
| CN206363240U (en) | A kind of notebook computer water circulation radiator | |
| CN107183807A (en) | Outdoor temperature-adjusting clothes based on semiconductor refrigerating | |
| CN211012103U (en) | Miniature cold and hot water generator | |
| CN109662360A (en) | A kind of isothermic garment for heating and freezing using power supply | |
| CN107647965A (en) | Semiconductor human body physical temperature adjusting apparatus | |
| CN207936540U (en) | A kind of liquid constant temperature circulator of semiconductor temperature | |
| US20090071629A1 (en) | Apparatus for cooling components in spacecraft | |
| CN206167022U (en) | Semiconductor cold therapy appearance | |
| CN210474066U (en) | Test-tube rack with heat preservation function | |
| KR101193935B1 (en) | Air-cooled apparatus capable of providing thermotherapy stimulations | |
| CN103811976B (en) | Heat dissipation device and method of pulse type high-power laser | |
| CN201583044U (en) | Freezing structure with double thermoelectric semiconductors | |
| CN206612874U (en) | A kind of Medical cooling blanket | |
| CN108042200A (en) | A kind of cooling system for medical frozen knife | |
| CN106264706A (en) | Quasiconductor freeze therapeutic apparatus | |
| CN213747534U (en) | Intelligent cooling and heating cup | |
| CN211608297U (en) | Cooling gloves | |
| US11506428B2 (en) | Portable liquid pump with integrated chiller and heater | |
| US11974942B2 (en) | Thermoelectric contrast therapy device | |
| CN211213469U (en) | Probe and treatment device adopting same | |
| KR101437732B1 (en) | Medical equipment with cool and warm sensing function | |
| Lin et al. | Improvement of heating and cooling performance for thermoelectric devices in medical storage application | |
| CN207199609U (en) | A kind of active heat removal mechanism and Intelligent worn device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20190818 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |