CN107468353B - Arm support applied to neurosurgery operation - Google Patents
Arm support applied to neurosurgery operation Download PDFInfo
- Publication number
- CN107468353B CN107468353B CN201710791015.8A CN201710791015A CN107468353B CN 107468353 B CN107468353 B CN 107468353B CN 201710791015 A CN201710791015 A CN 201710791015A CN 107468353 B CN107468353 B CN 107468353B
- Authority
- CN
- China
- Prior art keywords
- arm support
- rod
- limiting
- central
- pair
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/60—Supports for surgeons, e.g. chairs or hand supports
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an arm support applied to neurosurgery, which comprises a bracket and an arm support device, wherein the bracket is fixedly connected with the arm support device; the arm support device comprises a pair of arm support units which are symmetrical front and back; a plurality of movable universal wheels are arranged on the bottom surface of the bracket; the arm support unit comprises a square central support rod, an arm support rod and an arm support body; the left end of the central support rod is vertically inserted at the upper side of the right end face of the bracket and arranged in a left-right sliding manner; the arm support supporting rod is pivoted on the right end surface of the central supporting rod and can be vertically and rotatably arranged; a pair of cylindrical lifting support rods which are bilaterally symmetrical are arranged on the arm support rod in a lifting way; the lower end surface ball head of the arm support body is connected with the upper ends of the pair of lifting support rods; the right end of the central support rod is provided with an angle rotating device used for limiting the vertical rotating angle of the arm support rod. The invention can lift the two arms of the neurosurgeon, is beneficial to reducing the fatigue of the neurosurgeon, ensures the smooth operation and ensures the flexibility of the two arms.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to an arm support applied to neurosurgery.
Background
The neurosurgery is an operation with strict requirements on operation flow and fineness, so an operation arm support is generally arranged for preventing fatigue possibly caused by long-time operation when various neurosurgery operations are carried out, but the currently used operation arm support occupies a large space and is very inconvenient to use in the operation, the height of the arm support cannot be freely adjusted, and great inconvenience is brought to medical staff.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a convenient arm support applied to neurosurgery.
In order to achieve the above object, the present invention provides an arm rest for neurosurgery, comprising a bracket and an arm rest device; the arm support device comprises a pair of arm support units which are symmetrical front and back; a plurality of movable universal wheels are arranged on the bottom surface of the bracket; the arm support unit comprises a square central support rod, an arm support rod and an arm support body; the left end of the central support rod is vertically inserted at the upper side of the right end face of the bracket and arranged in a left-right sliding manner; the arm support supporting rod is pivoted on the right end surface of the central supporting rod and can be vertically and rotatably arranged; a pair of cylindrical lifting support rods which are bilaterally symmetrical are arranged on the arm support rod in a lifting way; the lower end surface ball head of the arm support body is connected with the upper ends of the pair of lifting support rods; the right end of the central support rod is provided with an angle rotating device used for limiting the vertical rotating angle of the arm support rod.
Preferably, the front side and the rear side of the right end surface of the bracket are respectively hinged with a lower hinged connecting rod; a left-right sliding driving cylinder is fixed on the end surface of the non-hinged end of the lower hinged connecting rod; an upper hinged connecting rod is hinged to the lower side of the right end of the central supporting rod; the piston rod of the left-right sliding driving cylinder is vertically fixed on the end face of the non-hinged end of the upper hinged connecting rod.
Preferably, the right end surface of the arm support supporting rod is screwed with a lifting limit bolt; the inner side end of the lifting limit bolt can abut against the cylindrical surface of the arm support supporting rod on the right side.
Preferably, an arc-shaped support arm groove penetrating left and right is formed on the upper end surface of the arm support body; a pair of binding belts is arranged between the front end surface and the rear end surface of the arm support body; the rear end surface of the arm support body is provided with a pair of length adjusting buckles which are arranged in bilateral symmetry; the front end of the binding belt is fixed on the front end surface of the arm support body, and the rear end of the binding belt is arranged on the length adjusting buckle.
Preferably, the angle rotating device comprises a pair of sector annular guide sliding blocks, a pair of telescopic rods and a pair of lifting limiting blocks; a cylindrical central rotating column is formed on the left end surface of the arm support supporting rod; the left end of the central rotating column is pivoted on the right end surface of the central supporting rod; a sector annular rotation limiting block is formed on the part, located on the right side of the right end face of the central supporting rod, of the outer cylindrical surface of the central rotating column; a circular limiting guide groove coaxial with the central rotating column is formed in the right end face of the central support rod; the pair of guide sliding blocks are arranged in the limit guide grooves in a sliding manner; a fan-shaped angle limiting block is formed at the right end of the guide sliding block; a square limiting driving groove is formed in the right end of the central supporting rod; rectangular limiting lifting grooves penetrating through the front side and the rear side are formed in the front side wall and the rear side wall of the limiting driving groove; a plurality of rectangular front-back penetrating angle limiting grooves are formed in the left side wall and the right side wall of the limiting lifting groove respectively; the ball head at the inner side end of the telescopic rod is connected to the middle part of the outer cylindrical surface of the guide sliding block; the lifting limiting block consists of a cylindrical telescopic sleeve rod at the inner side and a regular hexagonal telescopic handle at the outer side; the outer side end of the telescopic rod is telescopically arranged on the inner side end surface of the telescopic sleeve rod; the front side and the rear side of the outer cylindrical surface of the telescopic sleeve rod are respectively provided with an angle driving limiting block matched with the angle limiting groove; the angle driving limiting block can be inserted into the limiting lifting groove.
Preferably, the shape of the bracket is a laterally-lying U-shaped shape with an opening facing to the right; one end of the lower hinged connecting rod is hinged on the right end surface of the middle part of the bracket.
The invention has the beneficial effects that: can lift the two arms of the neurosurgery doctor, is beneficial to reducing the fatigue of the neurosurgery doctor, ensures the smooth operation and simultaneously ensures the flexibility of the two arms.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a right-view structural schematic diagram of the present invention;
FIG. 3 is an enlarged, fragmentary, schematic view of FIG. 1 of the present invention;
FIG. 4 is a schematic structural view of the cross section A-A of FIG. 3 according to the present invention;
FIG. 5 is a schematic structural diagram of a cross section B-B in FIG. 3 according to the present invention.
In the figure, 10, the stent; 11. universal wheels 20, arm support devices; 21. an arm rest unit; 211. a lower hinge connecting rod; 212. a left-right sliding driving cylinder; 213. an upper hinge connecting rod; 214. a central support rod; 2140. a limiting guide groove; 2141. a limiting driving groove; 2142. a limiting lifting groove; 2143. an angle limiting groove; 215. the arm support supports the rods; 2151. a central rotating column; 2152. rotating the limiting block; 2153. a lifting limit bolt; 216. lifting the supporting rod; 217. an arm support body; 2170. a bracket groove; 218. binding the binding belt; 219. a length adjusting buckle; 30. an angle rotating device; 31. a guide sliding block; 311. an angle limiting block; 32. a telescopic rod; 33. a lifting limiting block; 331. a telescopic loop bar; 332. a telescopic handle; 333. the angle drives the stopper.
Detailed Description
As shown in fig. 1 and 2, an arm rest applied to neurosurgery comprises a bracket 10 and an arm rest device 20; the arm support device 20 includes a pair of arm support units 21 which are symmetrical in the front-rear direction; a plurality of movable universal wheels 11 are arranged on the bottom surface of the bracket 10; the arm support unit 21 comprises a square central support rod 214, an arm support rod 215 and an arm support body 217; the left end of the central support rod 214 is vertically inserted on the upper side of the right end face of the bracket 10 and is arranged in a left-right sliding manner; the arm support supporting rod 215 is pivoted on the right end surface of the central supporting rod 214 and can be vertically and rotatably arranged; the arm support supporting rod 215 is provided with a pair of cylindrical lifting supporting rods 216 which are symmetrical left and right in a lifting way; the lower end surface ball head of the arm support body 217 is connected with the upper ends of the pair of lifting support rods 216; the right end of the center support bar 214 is provided with an angle rotating device 30 for limiting the vertical rotation angle of the arm support bar 215.
As shown in fig. 1 and 2, the front and rear sides of the right end surface of the bracket 10 are respectively hinged with a lower hinge connecting rod 211; a left-right sliding driving cylinder 212 is fixed on the end surface of the non-hinged end of the lower hinged connecting rod 211; the lower side of the right end of the central support rod 214 is hinged with an upper hinged connecting rod 213; the piston rod of the left-right slide driving cylinder 212 is vertically fixed to the non-hinged end surface of the upper hinge link 213.
As shown in fig. 1 and 2, a lifting limit bolt 2153 is screwed on the right end surface of the arm support rod 215; the inner end of the lifting limit bolt 2153 can abut against the cylindrical surface of the right arm support rod 215.
As shown in fig. 1 and 2, an arc-shaped arm supporting groove 2170 penetrating left and right is formed on the upper end surface of the arm supporting body 217; a pair of binding belts 218 are arranged between the front end surface and the rear end surface of the arm support body 217; the rear end surface of the arm support body 217 is provided with a pair of length adjusting buckles 219 which are arranged symmetrically left and right; the front end of the binding belt 218 is fixed on the front end surface of the arm support body 217, and the rear end is arranged on the length adjusting buckle 219.
As shown in fig. 1 to 5, the angle rotating device 30 includes a pair of fan-ring-shaped guiding sliding blocks 31, a pair of telescopic rods 32, and a pair of lifting stoppers 33; a cylindrical central rotating column 2151 is formed on the left end face of the arm support supporting rod 215; the left end of the central rotating column 2151 is pivoted on the right end face of the central supporting rod 214; a sector annular rotating limiting block 2152 is formed on the right side of the right end face of the central supporting rod 214 on the outer cylindrical surface of the central rotating column 2151; a circular limiting guide groove 2140 which is coaxial with the central rotating column 2151 is formed on the right end face of the central support rod 214; the pair of guide sliding blocks 31 are arranged in the limit guide groove 2140 in a sliding manner; a fan-shaped angle limiting block 311 is formed at the right end of the guide sliding block 31; a square limiting driving groove 2141 is formed in the right end of the central supporting rod 214; rectangular limiting lifting grooves 2142 which penetrate through the front and the back are formed in the front and the back side walls of the limiting driving groove 2141; a plurality of rectangular front-back penetrating angle limiting grooves 2143 are formed in the left side wall and the right side wall of the limiting lifting groove 2142 respectively; the ball head at the inner side end of the telescopic rod 32 is connected to the middle part of the outer cylindrical surface of the guide sliding block 31; the lifting limiting block 33 is composed of a cylindrical telescopic sleeve rod 331 at the inner side and a regular hexagonal telescopic handle 332 at the outer side; the outer end of the telescopic rod 32 is telescopically arranged on the inner end surface of the telescopic sleeve rod 331; an angle driving limiting block 333 matched with the angle limiting groove 2143 is respectively formed at the front side and the rear side of the outer cylindrical surface of the telescopic loop bar 331; the angle driving limiting block 333 may be inserted into the limiting elevating groove 2142.
As shown in figure 1, the shape of the bracket 10 is a lateral U shape with an opening facing to the right; one end of the lower hinge link 211 is hinged to the right end surface of the middle portion of the bracket 10.
The working principle of the arm support applied to neurosurgery is as follows:
first, the left and right sliding driving cylinder 212 is actuated so that the center support bar 214 slides left and right until reaching a proper position, then the elevation limit bolt 2153 is loosened, then the elevation of the pair of elevation support bars 216 is adjusted in synchronization and then tightened so that the height adjustment of the pair of arm support bodies 217 is completed, then the pair of telescopic handles 332 are pulled out and then moved up or down to perform the angle adjustment between the pair of angle limit blocks 311 so that the rotation angle of the rotation limit blocks 2152 is limited, that is, the rotation angle of the center rotation column 2151 is limited, then the doctor stands between the pair of arm support units 21 and faces the arm support body 217, then the doctor's both arms are placed in the arm support grooves 2170 and fixed by the pair of binding bands 218 so that the doctor's both arms are held, thereby reducing the fatigue feeling of both arms, and at the same time, the both arms can rotate left and right, thereby securing the flexibility, i.e., the range of motion of the hands is not limited.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.
Claims (5)
1. An arm support applied to neurosurgery is characterized in that: comprises a bracket (10) and an arm support device (20); the arm support device (20) comprises a pair of arm support units (21) which are symmetrical in the front-back direction; a plurality of movable universal wheels (11) are arranged on the bottom surface of the bracket (10); the arm support unit (21) comprises a square central support rod (214), an arm support rod (215) and an arm support body (217); the left end of the central support rod (214) is vertically inserted at the upper side of the right end face of the bracket (10) and is arranged in a left-right sliding mode; the arm support supporting rod (215) is pivoted on the right end surface of the central supporting rod (214) and can be vertically and rotatably arranged; the arm support supporting rod (215) is provided with a pair of cylindrical lifting supporting rods (216) which are symmetrical left and right in a lifting way; the lower end surface ball head of the arm support body (217) is connected with the upper ends of the pair of lifting support rods (216); the right end of the central support rod (214) is provided with an angle rotating device (30) for limiting the vertical rotating angle of the arm support rod (215);
the angle rotating device (30) comprises a pair of sector annular guide sliding blocks (31), a pair of telescopic rods (32) and a pair of lifting limiting blocks (33); a cylindrical central rotating column (2151) is formed on the left end face of the arm support supporting rod (215); the left end of the central rotating column (2151) is pivoted on the right end surface of the central supporting rod (214); a sector ring-shaped rotation limiting block (2152) is formed on the part, located on the right side of the right end face of the central supporting rod (214), of the outer cylindrical surface of the central rotating column (2151); a circular limiting guide groove (2140) coaxial with the central rotating column (2151) is formed on the right end face of the central support rod (214); the pair of guide sliding blocks (31) are arranged in the limiting guide groove (2140) in a sliding manner; a fan-shaped angle limiting block (311) is formed at the right end of the guide sliding block (31); a square limiting driving groove (2141) is formed in the right end of the central supporting rod (214); rectangular limiting lifting grooves (2142) which penetrate through the front and the back are formed on the front and the back side walls of the limiting driving groove (2141); a plurality of rectangular front-back penetrating angle limiting grooves (2143) are formed in the left side wall and the right side wall of the limiting lifting groove (2142) respectively; the ball head at the inner side end of the telescopic rod (32) is connected to the middle part of the outer cylindrical surface of the guide sliding block (31); the lifting limiting block (33) consists of a cylindrical telescopic sleeve rod (331) at the inner side and a regular hexagonal telescopic handle (332) at the outer side; the outer side end of the telescopic rod (32) is telescopically arranged on the inner side end face of the telescopic sleeve rod (331); an angle driving limiting block (333) matched with the angle limiting groove (2143) is formed on the front side and the rear side of the outer cylindrical surface of the telescopic loop bar (331) respectively; the angle driving limiting block (333) can be inserted into the limiting lifting groove (2142).
2. The arm rest applied to neurosurgery according to claim 1, characterized in that: the front side and the rear side of the right end face of the bracket (10) are respectively hinged with a lower hinged connecting rod (211); a left-right sliding driving cylinder (212) is fixed on the end surface of one non-hinged end of the lower hinged connecting rod (211); the lower side of the right end of the central support rod (214) is hinged with an upper hinged connecting rod (213); the piston rod of the left-right sliding driving cylinder (212) is vertically fixed on the end surface of the non-hinged end of the upper hinged connecting rod (213).
3. The arm rest applied to neurosurgery according to claim 1, characterized in that: a lifting limit bolt (2153) is screwed on the right end surface of the arm support supporting rod (215); the inner side end of the lifting limit bolt (2153) can abut against the cylindrical surface of the arm support supporting rod (215) on the right side.
4. The arm rest applied to neurosurgery according to claim 1, characterized in that: an arc-shaped supporting arm groove (2170) which penetrates through the left and the right is formed on the upper end surface of the arm supporting body (217); a pair of binding belts (218) is arranged between the front end surface and the rear end surface of the arm support body (217); the rear end surface of the arm support body (217) is provided with a pair of length adjusting buckles (219) which are arranged in a left-right symmetrical mode; the front end of the binding belt (218) is fixed on the front end surface of the arm support body (217), and the rear end is arranged on the length adjusting buckle (219).
5. The arm rest applied to neurosurgery according to claim 2, characterized in that: the shape of the bracket (10) is a side lying U shape with an opening facing to the right; one end of the lower hinged connecting rod (211) is hinged on the right end surface of the middle part of the bracket (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710791015.8A CN107468353B (en) | 2017-09-05 | 2017-09-05 | Arm support applied to neurosurgery operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710791015.8A CN107468353B (en) | 2017-09-05 | 2017-09-05 | Arm support applied to neurosurgery operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107468353A CN107468353A (en) | 2017-12-15 |
| CN107468353B true CN107468353B (en) | 2019-12-31 |
Family
ID=60604602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710791015.8A Expired - Fee Related CN107468353B (en) | 2017-09-05 | 2017-09-05 | Arm support applied to neurosurgery operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107468353B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112674886B (en) * | 2020-12-22 | 2021-11-23 | 内蒙古民族大学附属医院 | Auxiliary support for neurosurgery |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204274651U (en) * | 2014-11-15 | 2015-04-22 | 刘瑞太 | A kind of Novel neurosurgery arm holder |
| CN204293436U (en) * | 2014-12-11 | 2015-04-29 | 徐志明 | Neurosurgical surgery support |
| CN204655425U (en) * | 2015-05-07 | 2015-09-23 | 滨州医学院烟台附属医院 | A kind of surgical arm support |
| CN204814193U (en) * | 2015-07-28 | 2015-12-02 | 张绍政 | Neurosurgery is with operation bracket |
| CN205007049U (en) * | 2015-09-21 | 2016-02-03 | 刘建春 | Trailing arm device for neurosurgery |
| CN205073040U (en) * | 2015-10-28 | 2016-03-09 | 张宝全 | Trailing arm device for neurosurgery |
| CN205251716U (en) * | 2015-12-16 | 2016-05-25 | 王统海 | Arm support used for neurosurgery operations |
-
2017
- 2017-09-05 CN CN201710791015.8A patent/CN107468353B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204274651U (en) * | 2014-11-15 | 2015-04-22 | 刘瑞太 | A kind of Novel neurosurgery arm holder |
| CN204293436U (en) * | 2014-12-11 | 2015-04-29 | 徐志明 | Neurosurgical surgery support |
| CN204655425U (en) * | 2015-05-07 | 2015-09-23 | 滨州医学院烟台附属医院 | A kind of surgical arm support |
| CN204814193U (en) * | 2015-07-28 | 2015-12-02 | 张绍政 | Neurosurgery is with operation bracket |
| CN205007049U (en) * | 2015-09-21 | 2016-02-03 | 刘建春 | Trailing arm device for neurosurgery |
| CN205073040U (en) * | 2015-10-28 | 2016-03-09 | 张宝全 | Trailing arm device for neurosurgery |
| CN205251716U (en) * | 2015-12-16 | 2016-05-25 | 王统海 | Arm support used for neurosurgery operations |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107468353A (en) | 2017-12-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203507044U (en) | Ophthalmic operation bed | |
| CN108355315B (en) | A kind of hand pulling type leg restore to use medical bed | |
| CN202843806U (en) | Supporting device for neurosurgery surgery | |
| ITRM20120596A1 (en) | MASSAGE MACHINE WITH TILTING BED PROVIDED FOR SITTING | |
| CN107468353B (en) | Arm support applied to neurosurgery operation | |
| CN208838039U (en) | A kind of adjustable retractor of thoracic surgery | |
| CN108742976B (en) | Lumbar vertebra and cervical vertebra traction system | |
| CN203017323U (en) | Medical device and vertical bed thereof | |
| CN209253089U (en) | A kind of traction restorer in radius complicated operation | |
| CN209332089U (en) | A kind of steady type Ultrasonography examination couch with adjustable back cushion | |
| CN107582183B (en) | A kind of arm support for neurosurgery mobile with arm | |
| CN203970805U (en) | For the two lower limb traction devices that support of bone surgery " V " type | |
| CN104224486B (en) | For the two lower limb traction devices that support of bone surgery V-type | |
| CN204951367U (en) | CT room is with nursing bed that makes things convenient for patient to carry | |
| CN203763245U (en) | Arm supporting frame used for neurosurgery | |
| CN203953908U (en) | Cervical vertebra tractor | |
| CN209220829U (en) | A kind of neurosurgery clinical operation support device | |
| CN209421968U (en) | A kind of CT images inspection head fixing device | |
| CN208611273U (en) | A kind of movable limbs instrument of Internal Medicine-Cardiovascular Dept. | |
| CN201232841Y (en) | Angle adjusting and positioning device for computer support | |
| CN202620033U (en) | Folding electric wheelchair | |
| CN209847677U (en) | Medical rotary bed robot | |
| CN212631613U (en) | Postoperative rehabilitation nursing device for general surgery department | |
| CN219439440U (en) | Nursing tray for high-energy radiation therapy for PETCT nursing | |
| CN109350394A (en) | It is medical care bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Yifeng Inventor after: Zhou Guoping Inventor after: Wen Changming Inventor after: Yang Yong Inventor before: Yang Yong |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191211 Address after: No.312 Gongnong Road, Wancheng District, Nanyang City, Henan Province Applicant after: Liu Yifeng Address before: 523000 Guangdong province Dongguan City Songshan Lake high tech Industrial Zone Building 406 industrial development productivity Applicant before: Dongguan Lianzhou Intellectual Property Operation Management Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 Termination date: 20200905 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |