CN108451567A - A kind of retractor for operation - Google Patents
A kind of retractor for operation Download PDFInfo
- Publication number
- CN108451567A CN108451567A CN201810361268.6A CN201810361268A CN108451567A CN 108451567 A CN108451567 A CN 108451567A CN 201810361268 A CN201810361268 A CN 201810361268A CN 108451567 A CN108451567 A CN 108451567A
- Authority
- CN
- China
- Prior art keywords
- fixed
- wall
- rectangular tube
- retractor
- swingle
- 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.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
Abstract
The invention discloses a kind of retractor for operation, including fixed plate, the upper surface of fixed plate offers annular groove, annular groove is internally provided with two T shape slide bars, the lower end of first T shape slide bars is fixed with rectangular tube, and one end of rectangular tube is closing, the upper end of T shape slide bars offers first through hole, and swingle is equipped in first through hole, the lower end of swingle is fixed with connecting rod, the lower end of connecting rod is through rectangular tube and extends to inside it, and the lower end of connecting rod is fixed with first bevel gear, the inner wall of rectangular tube is transversely provided with shaft, one end of shaft and the inner wall of rectangular tube are rotatablely connected, the axial wall of shaft is fixed with gear, the one end of shaft far from rectangle inside pipe wall is fixed with second bevel gear.The present invention is easy to operate, can obtain openr surgical field of view, and the angles and positions of drawing are adjusted convenient for medical staff, while the height of tractor is adjusted convenient for medical staff, for use in the different wounds of patient.
Description
Technical field
The present invention relates to tractor technical field more particularly to a kind of retractor for operation.
Background technology
It when general surgery, often needs to retract scalpel edge with hook for surgery operation, to obtain openr surgical field of view.Mesh
Before, the drag hook used in hospital is mostly single hook structure, if desired limited width fully exposes surgical field of view, needs multiple medical care people
Member draws multiple drag hooks jointly, and overlong time can feel that arm is weak, and cannot accurately grasp pulling force size, influences to retract effect
Fruit, and then surgical effect is influenced, and also since the function of human body limits, the dynamics of drag hook is difficult to keep prolonged stabilization, position
Setting may also change at any time, when as pulled inappropriate in surgical procedure, easily lead to the damage of parenchymal viscera or hollow organ
Wound.In addition, in surgical procedure, it is also necessary to position, the angle of drawing are adjusted, but since space limits, adjustment drawing position, angle
Generally required when spending adjustment operator and assistant position, often increase postoperative infection probability and influence surgical procedure when
Between.Therefore, the present invention devises a kind of retractor for operation.
Invention content
The problem of being adjusted the purpose of the present invention is to solve tractor angle in the prior art, position and height inconvenience,
And a kind of retractor for operation proposed.
To achieve the goals above, present invention employs following technical solutions：
The upper surface of a kind of retractor for operation, including fixed plate, the fixed plate offers annular groove, the annular groove
Two T shape slide bars are internally provided with, the lower end of the first T shape slide bars is fixed with rectangular tube, and one end of rectangular tube is closing,
The upper end of the T shapes slide bar offers first through hole, and swingle is equipped in first through hole, and the lower end of the swingle, which is fixed, to be set
There is connecting rod, the lower end of the connecting rod through rectangular tube and extends to inside it, and the lower end of connecting rod is fixed with first
The inner wall of bevel gear, the rectangular tube is transversely provided with shaft, and one end of the shaft and the inner wall of rectangular tube are rotatablely connected, described
The axial wall of shaft is fixed with gear, and the one end of the shaft far from rectangle inside pipe wall is fixed with second bevel gear, and described
One bevel gear and second bevel gear engagement, the inside of the rectangular tube is additionally provided with motion bar, the upper end edge length of the motion bar
Direction is fixed with rack, and the rack and pinion engagement, one end of the motion bar extends to outside rectangular tube and is fixed with
The upper end of drag hook, the swingle extends to outside T shapes slide bar and is equipped with position-limit mechanism, and the lower end four corners of the fixed plate are solid
Surely it is equipped with supporting rod.
Preferably, the position-limit mechanism includes turntable, and the surface of the turntable is actively socketed on rotation by the second through-hole
On the bar wall of bar, the bar wall of the swingle offers sliding slot, and the inner wall of second through-hole is fixed with sliding block, the sliding block
Match with sliding slot, the lower end of the turntable is fixed with multiple equally distributed limited blocks, and multiple limited blocks are set in a ring
It sets, the upper end of the T shapes slide bar offers multiple equally distributed limiting slots, and multiple limiting slots and multiple limited block phases
Match.
Preferably, the lower end movable sleeve of the supporting rod is connected to support tube, and the left and right sides of the supporting rod offers
Groove, side wall of the groove far from side at notch are fixed with spring, and the other end of the spring is fixed with connecting plate,
The side wall of the connecting plate other side is fixed with gag lever post, and the tube wall of the support tube offers multiple equally distributed limits
Hole, and limit hole matches with gag lever post.
Preferably, the lower end of the support tube is fixed with supporting block.
Preferably, the lower end of the supporting block is fixed with multiple suckers, and multiple drums are evenly distributed.
Preferably, the closed one end inner wall of the rectangular tube is fixed with telescopic rod, the other end of the telescopic rod and work
The side wall of lever is fixedly connected.
Preferably, the inner wall of the first through hole is also fixed with rolling bearing, and the bar wall and rolling bearing of swingle
Inner wall be fixedly connected.
Preferably, the inner wall of the annular groove is equipped with nylon jacket.
Preferably, the lower end of the supporting rod is fixed with two the first convex blocks, and the upper end inner wall of the support tube is fixed
If there are two the second convex block, first convex block and the clamping of the second convex block.
Compared with prior art, the present invention provides a kind of retractor for operation, have following advantageous effect：
1, the retractor for operation, by the turntable being arranged on swingle, rotary turnplate can drive swingle to be revolved
Turning, swingle can drive first bevel gear to be rotated, and first bevel gear can drive second bevel gear to be rotated, and second
Bevel gear is rotated by shaft energy band moving gear, and then can be moved with carry-over bar, can be by patient by drag hook
Wound, openr surgical field of view can be obtained, had an operation convenient for medical staff.
2, the retractor for operation, by the limited block being arranged on turntable, movable roundabout moves down, and then can will limit
Position block is moved in limiting slot, convenient for swingle to be fixed, is avoided swingle that automatic rotation phenomenon occurs, is existed by setting
T shape slide bars in annular groove adjust the angle of drawing convenient for medical staff, and position is adjusted convenient for medical staff.
3, the retractor for operation presses gag lever post by the spring and gag lever post being arranged in groove with hand, can adjust
The height of supporting rod is saved, and then adjusts the height of tractor convenient for medical staff, for use in the different wounds of patient.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, present invention operation
It is convenient, openr surgical field of view can be obtained, and the angles and positions of drawing are adjusted convenient for medical staff, while being convenient for medical care
Personnel adjust the height of tractor, for use in the different wounds of patient.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of retractor for operation proposed by the present invention；
Fig. 2 is a kind of structural representation that retractor for operation first bevel gear is connected with second bevel gear proposed by the present invention
Figure；
Fig. 3 is a kind of structural schematic diagram of retractor for operation part A proposed by the present invention；
Fig. 4 is a kind of structural schematic diagram of retractor for operation part B proposed by the present invention.
In figure：1 fixed plate, 2 annular grooves, 3T shapes slide bar, 4 swingles, 5 first bevel gears, 6 rectangular tubes, 7 first cone teeth
Wheel, 8 second bevel gears, 9 shafts, 10 gears, 11 motion bars, 12 drag hooks, 13 turntables, 14 limited blocks, 15 limiting slots, 16 supports
Bar, 17 support tubes, 18 grooves, 19 springs, 20 gag lever posts, 21 limit holes, 22 supporting blocks, 23 telescopic rods, 24 racks.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term "upper", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-4, the upper surface of a kind of retractor for operation, including fixed plate 1, fixed plate 1 offers annular groove 2, ring
Shape slot 2 is internally provided with two T shapes slide bars 3, and the inner wall of annular groove 2 is equipped with nylon jacket, can increase T shapes slide bar 3 and annular groove 2 it
Between frictional force, the lower end of the first T shapes slide bar 3 is fixed with rectangular tube 6, and one end of rectangular tube 6 is closing, T shapes slide bar 3
Upper end offers first through hole, and swingle 4 is equipped in first through hole, and the inner wall of first through hole is also fixed with rolling bearing,
And the bar wall of swingle 4 is fixedly connected with the inner wall of rolling bearing, the lower end of swingle 4 is fixed with connecting rod 5, connecting rod 5
Lower end through rectangular tube 6 and extending to inside it, and the lower end of connecting rod 5 is fixed with first bevel gear 7, rectangular tube 6
Inner wall is transversely provided with shaft 9, and one end of shaft 9 is rotatablely connected with the inner wall of rectangular tube 6, and the axial wall of shaft 9 is fixed with gear
10, the one end of shaft 9 far from 6 inner wall of rectangular tube is fixed with second bevel gear 8, and first bevel gear 7 and second bevel gear 8 are nibbled
It closes, the inside of rectangular tube 6 is additionally provided with motion bar 11, and 6 closed one end inner wall of rectangular tube is fixed with telescopic rod 23, telescopic rod 23
The other end be fixedly connected with the side wall of motion bar 11,11 the moving stability of motion bar, the upper end edge of motion bar 11 can be increased
Length direction is fixed with rack 24, and rack 24 is engaged with gear 10, and one end of motion bar 11 extends to outside rectangular tube 6 and fixes
Equipped with drag hook 12, the upper end of swingle 4 extends to outside T shapes slide bar 3 and is equipped with position-limit mechanism, and position-limit mechanism includes turntable 13, is turned
The surface of disk 13 is actively socketed on by the second through-hole on the bar wall of swingle 4, and the bar wall of swingle 4 offers sliding slot, and second
The inner wall of through-hole is fixed with sliding block, and sliding block matches with sliding slot, and the lower end of turntable 13 is fixed with multiple equally distributed limits
Position block 14, and multiple limited blocks 14 are arranged in a ring, the upper end of T shapes slide bar 3 offers multiple equally distributed limiting slots 15, and
Multiple limiting slots 15 match with multiple limited blocks 14, convenient for swingle 4 to be fixed, avoid swingle 4 that automatic rotary occurs
Turn phenomenon, the lower end four corners of fixed plate 1 are fixed with supporting rod 16, and the lower end movable sleeve of supporting rod 16 is connected to support tube
17, the lower end of supporting rod 16 is fixed with two the first convex blocks, and the upper end inner wall of support tube 17 is fixed with two the second convex blocks,
First convex block and the clamping of the second convex block, can be fixed supporting rod 16 and the position of support tube 17, the left and right of supporting rod 16
Both sides open up fluted 18, and side wall of the groove 18 far from side at notch is fixed with spring 19, and the other end of spring 19 is solid
Surely be equipped with connecting plate, the side wall of the connecting plate other side is fixed with gag lever post 20, the tube wall of support tube 17 offer it is multiple uniformly
The limit hole 21 of distribution, and limit hole 21 matches with gag lever post 20, presses gag lever post 20 with hand, can adjust supporting rod 16
Highly, and then convenient for medical staff the height for adjusting tractor, for use in the different wounds of patient, the lower end of support tube 17
It is fixed with supporting block 22, the lower end of supporting block 22 is fixed with multiple suckers, and multiple drums are evenly distributed, and can will pull
Device is fixed on one's sick bed.
In the present invention, in use, rotary turnplate 13, can drive swingle 4 to be rotated, swingle 4 can drive
One bevel gear 7 is rotated, and first bevel gear 7 can drive second bevel gear 8 to be rotated, and second bevel gear 8 passes through shaft 9
Energy band moving gear 10 is rotated, and then can be moved with carry-over bar 24, can be by the wound of patient, energy by drag hook 12
It is enough to obtain openr surgical field of view, it has an operation convenient for medical staff, movable roundabout 13 moves down, and then can be by limited block
14 are moved in limiting slot 15, convenient for swingle 4 to be fixed, avoid swingle 4 that automatic rotation phenomenon occurs, pass through setting
T shapes slide bar 3 in annular groove 2 adjusts the angle of drawing convenient for medical staff, adjusts position convenient for medical staff, is pressed with hand
Lower limit bar 20 can adjust the height of supporting rod 16, and then the height of tractor is adjusted convenient for medical staff, for use in disease
The different wounds of people.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of retractor for operation, including fixed plate (1), which is characterized in that the upper surface of the fixed plate (1) offers annular
Slot (2), the annular groove (2) are internally provided with two T shapes slide bars (3), and the lower end of the first T shapes slide bar (3) is fixed with
Rectangular tube (6), and one end of rectangular tube (6) is closing, the upper end of the T shapes slide bar (3) offers first through hole, and first is logical
Swingle (4) is equipped in hole, the lower end of the swingle (4) is fixed with connecting rod (5), and the lower end of the connecting rod (5) is passed through
It wears rectangular tube (6) and extends to inside it, and the lower end of connecting rod (5) is fixed with first bevel gear (7), the rectangular tube
(6) inner wall is transversely provided with shaft (9), and one end of the shaft (9) is rotatablely connected with the inner wall of rectangular tube (6), the shaft
(9) axial wall is fixed with gear (10), and the one end of the shaft (9) far from rectangular tube (6) inner wall is fixed with the second cone tooth
It takes turns (8), the first bevel gear (7) and second bevel gear (8) engagement, the inside of the rectangular tube (6) is additionally provided with motion bar
(11), the upper end of the motion bar (11) is fixed with rack (24) along its length, and the rack (24) is nibbled with gear (10)
Close, one end of the motion bar (11) extends to rectangular tube (6) outside and is fixed with drag hook (12), the swingle (4) it is upper
End extends to T shapes slide bar (3) outside and is equipped with position-limit mechanism, and the lower end four corners of the fixed plate (1) are fixed with supporting rod
(16)。
2. a kind of retractor for operation according to claim 1, which is characterized in that the position-limit mechanism includes turntable (13),
The surface of the turntable (13) is actively socketed on by the second through-hole on the bar wall of swingle (4), the bar wall of the swingle (4)
Sliding slot is offered, the inner wall of second through-hole is fixed with sliding block, and the sliding block matches with sliding slot, the turntable (13)
Lower end is fixed with multiple equally distributed limited blocks (14), and multiple limited blocks (14) are arranged in a ring, the T shapes slide bar
(3) upper end offers multiple equally distributed limiting slots (15), and multiple limiting slots (15) and multiple limited blocks (14) phase
Match.
3. a kind of retractor for operation according to claim 1, which is characterized in that the lower end movable sleeve of the supporting rod (16)
It is connected to support tube (17), the left and right sides of the supporting rod (16) opens up fluted (18), and the groove (18) is far from notch
The side wall of place side is fixed with spring (19), and the other end of the spring (19) is fixed with connecting plate, and the connecting plate is another
The side wall of side is fixed with gag lever post (20), and the tube wall of the support tube (17) offers multiple equally distributed limit holes
(21), and limit hole (21) matches with gag lever post (20).
4. a kind of retractor for operation according to claim 2, which is characterized in that the lower end of the support tube (17) is fixed and set
There is supporting block (22).
5. a kind of retractor for operation according to claim 4, which is characterized in that the lower end of the supporting block (22) is fixed and set
There are multiple suckers, multiple drums to be evenly distributed.
6. a kind of retractor for operation according to claim 1, which is characterized in that in the closed one end of the rectangular tube (6)
Wall is fixed with telescopic rod (23), and the other end of the telescopic rod (23) is fixedly connected with the side wall of motion bar (11).
7. a kind of retractor for operation according to claim 1, which is characterized in that the also fixation of the inner wall of the first through hole is set
There is rolling bearing, and the bar wall of swingle (4) is fixedly connected with the inner wall of rolling bearing.
8. a kind of retractor for operation according to claim 1, which is characterized in that the inner wall of the annular groove (2) is equipped with Buddhist nun
The actor playing a supporting role.
9. a kind of retractor for operation according to claim 1, which is characterized in that the lower end of the supporting rod (16) is fixed and set
There are two the first convex block, the upper end inner wall of the support tube (17) is fixed with two the second convex blocks, first convex block and the
Two convex blocks are clamped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810361268.6A CN108451567A (en) | 2018-04-20 | 2018-04-20 | A kind of retractor for operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810361268.6A CN108451567A (en) | 2018-04-20 | 2018-04-20 | A kind of retractor for operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108451567A true CN108451567A (en) | 2018-08-28 |
Family
ID=63235931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810361268.6A Withdrawn CN108451567A (en) | 2018-04-20 | 2018-04-20 | A kind of retractor for operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108451567A (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431558A (en) * | 2018-10-19 | 2019-03-08 | 许昌学院 | A kind of thoracic cavity dissection support system and method |
| CN109599984A (en) * | 2018-11-10 | 2019-04-09 | 赵瑞霞 | A kind of generator easy to remove |
| CN109620138A (en) * | 2019-01-30 | 2019-04-16 | 宫月荣 | A kind of Portable ophthalmic scope |
| CN109700512A (en) * | 2019-02-13 | 2019-05-03 | 中南大学湘雅三医院 | A kind of self-help uterine manipulator of laparoscope |
| CN109770963A (en) * | 2019-03-16 | 2019-05-21 | 齐鲁医药学院 | A kind of autopsy teaching retractor holder |
| CN109875619A (en) * | 2019-03-23 | 2019-06-14 | 丽水市中心医院 | A kind of spinal operation tissue retractor |
| CN109938750A (en) * | 2019-04-11 | 2019-06-28 | 中国人民解放军陆军特色医学中心 | A kind of arteriopuncture fixes bracket with palm |
| CN110584726A (en) * | 2019-10-12 | 2019-12-20 | 内蒙古医科大学附属人民医院(内蒙古自治区肿瘤医院) | Multifunctional flap retractor in mammary gland surgery |
| CN111714168A (en) * | 2020-06-17 | 2020-09-29 | 河南省直第三人民医院 | Retractor for hepatobiliary surgery and use method thereof |
| CN111772819A (en) * | 2020-08-24 | 2020-10-16 | 南京市第一医院 | Intervertebral disc radio frequency ablation puncture positioning auxiliary device |
| CN112545732A (en) * | 2020-12-22 | 2021-03-26 | 吉林大学第一医院 | Be used for horizontal draw gear of cervical vertebra |
| CN112690877A (en) * | 2020-12-29 | 2021-04-23 | 南昌大学第二附属医院 | Fixator for anesthesia or surgical puncture |
| CN112890889A (en) * | 2021-01-21 | 2021-06-04 | 陕西省人民医院 | Incision traction device for orthopedic surgery |
| CN113648002A (en) * | 2021-08-16 | 2021-11-16 | 四川大学华西第二医院 | Operation retractor for gynecological operation |
| CN115500878A (en) * | 2022-09-27 | 2022-12-23 | 四川大学华西医院 | Olif operation passageway distraction device |
| CN109700512B (en) * | 2019-02-13 | 2024-04-26 | 中南大学湘雅三医院 | Self-help uterine manipulator for laparoscope |
-
2018
- 2018-04-20 CN CN201810361268.6A patent/CN108451567A/en not_active Withdrawn
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431558A (en) * | 2018-10-19 | 2019-03-08 | 许昌学院 | A kind of thoracic cavity dissection support system and method |
| CN109599984A (en) * | 2018-11-10 | 2019-04-09 | 赵瑞霞 | A kind of generator easy to remove |
| CN109620138A (en) * | 2019-01-30 | 2019-04-16 | 宫月荣 | A kind of Portable ophthalmic scope |
| CN109700512A (en) * | 2019-02-13 | 2019-05-03 | 中南大学湘雅三医院 | A kind of self-help uterine manipulator of laparoscope |
| CN109700512B (en) * | 2019-02-13 | 2024-04-26 | 中南大学湘雅三医院 | Self-help uterine manipulator for laparoscope |
| CN109770963A (en) * | 2019-03-16 | 2019-05-21 | 齐鲁医药学院 | A kind of autopsy teaching retractor holder |
| CN109875619A (en) * | 2019-03-23 | 2019-06-14 | 丽水市中心医院 | A kind of spinal operation tissue retractor |
| CN109875619B (en) * | 2019-03-23 | 2021-04-06 | 丽水市中心医院 | Tissue retractor for spinal surgery |
| CN109938750A (en) * | 2019-04-11 | 2019-06-28 | 中国人民解放军陆军特色医学中心 | A kind of arteriopuncture fixes bracket with palm |
| CN110584726B (en) * | 2019-10-12 | 2020-11-10 | 内蒙古医科大学附属人民医院(内蒙古自治区肿瘤医院) | Multifunctional flap retractor in mammary gland surgery |
| CN110584726A (en) * | 2019-10-12 | 2019-12-20 | 内蒙古医科大学附属人民医院(内蒙古自治区肿瘤医院) | Multifunctional flap retractor in mammary gland surgery |
| CN111714168A (en) * | 2020-06-17 | 2020-09-29 | 河南省直第三人民医院 | Retractor for hepatobiliary surgery and use method thereof |
| CN111772819A (en) * | 2020-08-24 | 2020-10-16 | 南京市第一医院 | Intervertebral disc radio frequency ablation puncture positioning auxiliary device |
| CN112545732A (en) * | 2020-12-22 | 2021-03-26 | 吉林大学第一医院 | Be used for horizontal draw gear of cervical vertebra |
| CN112690877A (en) * | 2020-12-29 | 2021-04-23 | 南昌大学第二附属医院 | Fixator for anesthesia or surgical puncture |
| CN112890889A (en) * | 2021-01-21 | 2021-06-04 | 陕西省人民医院 | Incision traction device for orthopedic surgery |
| CN112890889B (en) * | 2021-01-21 | 2022-02-08 | 陕西省人民医院 | Incision traction device for orthopedic surgery |
| CN113648002A (en) * | 2021-08-16 | 2021-11-16 | 四川大学华西第二医院 | Operation retractor for gynecological operation |
| CN113648002B (en) * | 2021-08-16 | 2022-07-22 | 四川大学华西第二医院 | Operation retractor for gynecological operation |
| CN115500878A (en) * | 2022-09-27 | 2022-12-23 | 四川大学华西医院 | Olif operation passageway distraction device |
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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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180828 |
|
| WW01 | Invention patent application withdrawn after publication |