CN110152169A - A kind of urethral stent that hypospadias surgery uses - Google Patents
A kind of urethral stent that hypospadias surgery uses Download PDFInfo
- Publication number
- CN110152169A CN110152169A CN201910555681.0A CN201910555681A CN110152169A CN 110152169 A CN110152169 A CN 110152169A CN 201910555681 A CN201910555681 A CN 201910555681A CN 110152169 A CN110152169 A CN 110152169A
- Authority
- CN
- China
- Prior art keywords
- infant
- urethral stent
- inner tube
- hypospadias
- hypospadias surgery
- 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.)
- Granted
Links
- 238000001356 surgical procedure Methods 0.000 title claims abstract description 44
- 206010021093 hypospadias Diseases 0.000 title claims abstract description 37
- 210000003708 urethra Anatomy 0.000 claims abstract description 36
- 210000003899 penis Anatomy 0.000 claims abstract description 22
- 230000000717 retained effect Effects 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 239000000741 silica gel Substances 0.000 claims description 13
- 229910002027 silica gel Inorganic materials 0.000 claims description 13
- 210000002700 urine Anatomy 0.000 claims description 9
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 2
- 239000000284 extract Substances 0.000 abstract description 3
- 208000010513 Stupor Diseases 0.000 abstract description 2
- 206010052428 Wound Diseases 0.000 description 25
- 208000027418 Wounds and injury Diseases 0.000 description 25
- 230000002980 postoperative effect Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 206010046555 Urinary retention Diseases 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000001640 nerve ending Anatomy 0.000 description 3
- 230000002485 urinary effect Effects 0.000 description 3
- 208000031481 Pathologic Constriction Diseases 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 231100000241 scar Toxicity 0.000 description 2
- 230000036262 stenosis Effects 0.000 description 2
- 208000037804 stenosis Diseases 0.000 description 2
- 206010005052 Bladder irritation Diseases 0.000 description 1
- 206010036410 Postoperative wound infection Diseases 0.000 description 1
- 206010072170 Skin wound Diseases 0.000 description 1
- 208000031650 Surgical Wound Infection Diseases 0.000 description 1
- 206010046442 Urethral dilatation Diseases 0.000 description 1
- 206010046471 Urethral stricture postoperative Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000003953 foreskin Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 210000001635 urinary tract Anatomy 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1078—Urinary tract
Abstract
The invention discloses a kind of urethral stents that hypospadias surgery uses, comprising: the inner tube for one end merging infant bladder, the outer rim of said inner tube is arranged with the casing for being retained in infant penis portion urethra after inner tube is removed, and multiple tie points are provided between said inner tube and casing.Based on this, urethral stent provided by the present invention, it only needs to be directly connected to infant glans penis using casing, by urethral stent by infant urethra overall length under the hypospadias surgery narcosis that can be expert at, one end is placed in bladder, other end connection urinal simultaneously retains, wound Later convalescent cuts off tie point after surgery, extracts inner tube, only retains casing in infant penis portion urethra, without first releasing the connection for re-starting urethral stent and glans penis afterwards, the pain of infant is alleviated.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of urethra racks that hypospadias surgery uses
Pipe.
Background technique
Hypospadia is a kind of common children's Malformations of The Urinary System, and typical feature is that urethra aperture position is abnormal, yin
Stem bending and foreskin abnormal distribution.Nearly all middle severe hypospadias infant needs operative treatment.The key of operation is to make
One section of urethra is rebuild with infant remaining urethral plate.
Hypospadias surgery wound restores early stage (postoperative 7 ~ 10 days or so), needs in infant urethra indwelling overall length urethra branch
Frame pipe, primary and foremost purpose are to go out urine from bladder drainage, and avoiding infant from the retention of urine occur (cannot be just full of urine i.e. in bladder
Often discharge) etc. severe complications, next makes a large amount of urines directly pass through urethra rack Tube Drain to enter urinal, across rebuilding section urethra
And penile surface skin wound, postoperative wound infection incidence can be effectively reduced.
To hypospadias surgery wound Later convalescent (postoperative 10 ~ 20 days or so), infant is not in the retention of urine substantially, wound
The probability of mouthfeel dye is also greatly lowered, and not only will increase urinary system if continuing indwelling overall length urethral stent at this time and drives in the wrong direction and feels
The risk of dye, while the bladder wall can be stimulated to bring sense of discomfort to infant in urethral stent head end merging bladder, influence daily life
It is living.But urethra wound does not heal completely at this time, pulls out urethral stent completely, then rebuilds a section urethra and lose urethral stent
Support, wound scar are grown to urethra lumen, lead to the generation of postoperative stenosis.So being needed at this time by overall length urethral stent from wing
Guang slowly exits, and only retains the partial urethral stand tube support urethra for being equivalent to phallosome portion urethral length, until rebuilding section urine
Road wound heals completely can pull out urethral stent, reduce postoperative stenosis risk.
Reconstruction section urethral stent in the prior art is formed after cutting short same root overall length urethral stent, and wound is extensive after surgery
Multiple early application overall length urethral stent, wound Later convalescent needs to move back overall length urethral stent head end from bladder after surgery
Out, it cuts short and is fixed on glans penis again.Since glans penis and urethra nerve endings are abundant, so removing the process then retightened
Certain pain can be brought to infant.
As it can be seen that the existing technology needs to be improved and developed.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of urethras that hypospadias surgery uses
Stand tube, it is intended to solve due to reconstruction section urethral stent in the prior art to be that same root overall length urethral stent is cut short rear shape
At wound restores early application overall length urethral stent after surgery, and wound Later convalescent is needed overall length urethra rack after surgery
Tube head end is exited from bladder, is cut short and is fixed on glans penis again.Since glans penis and urethra nerve endings are abundant, so removing then
The process retightened can bring the problem of certain pain to infant.
Technical scheme is as follows:
A kind of urethral stent that hypospadias surgery uses comprising: it is described interior for the inner tube of one end merging infant bladder
The outer rim of pipe is arranged with the casing for being retained in infant penis portion urethra after inner tube is removed, between said inner tube and casing
It is provided with multiple tie points.
In further preferred embodiment, described sleeve pipe includes: pipeline body and air bag；The air bag is set in pipeline sheet
The outer rim of body, for receiving the air expansion infant urethra of injection.
In further preferred embodiment, the air bag is provided with single direction inflating valve.
In further preferred embodiment, the single direction inflating valve is sized to fit at least one injector for medical purpose.
In further preferred embodiment, the pipeline body is helical support frame.
In further preferred embodiment, the support frame is made by metal material.
In further preferred embodiment, the tie point is silica gel tie point.
In further preferred embodiment, there are two the silica gel tie point settings, and two silica gel tie points are symmetrical arranged.
In further preferred embodiment, the spacing between described sleeve pipe and inner tube is greater than the doctor blade of minimum gauge
Thickness.
In further preferred embodiment, the second end of said inner tube is for connecting drainage tube, and the drainage tube is for connecting
Bag for collecting urine.
Compared with prior art, the urethral stent that hypospadias surgery provided by the invention uses, comprising: be used for one end
It is placed in the inner tube of infant bladder, the outer rim of said inner tube is arranged with for being retained in infant penis portion urethra after inner tube is removed
Casing, multiple tie points are provided between said inner tube and casing.Based on this, hypospadias surgery provided by the present invention makes
Urethral stent, it is only necessary to be directly connected to infant glans penis using casing, can be expert under hypospadias surgery narcosis
By urethral stent by infant urethra overall length, one end is placed in bladder, and other end connection urinal simultaneously retains, after surgery wound
Later convalescent cuts off tie point, extracts inner tube, only retains casing in infant penis portion urethra, re-starts urine afterwards without first releasing
The connection of road stand tube and glans penis alleviates the pain of infant.It efficiently solves due to reconstruction section urethra branch in the prior art
Frame pipe is formed after cutting short same root overall length urethral stent, and wound restores early application overall length urethral stent after surgery,
Postoperative wound Later convalescent needs to exit overall length urethral stent head end from bladder, cuts short and is fixed on glans penis again.Due to
Glans penis and urethra nerve endings are abundant, so asking for certain pain can be brought to infant by removing the process then retightened
Topic.
Detailed description of the invention
Fig. 1 is the sectional view for the urethral stent preferred embodiment that hypospadias surgery uses in the present invention.
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Fig. 3 is the structural schematic diagram for the urethral stent preferred embodiment that hypospadias surgery uses in the present invention.
Fig. 4 is the enlarged drawing of part B in Fig. 3.
Fig. 5 is that the urethral stent postoperative wound that hypospadias surgery uses in the preferred embodiment of the present invention restores early stage use
In the intracorporal use state diagram of infant.
Fig. 6 is that the urethral stent postoperative wound Later convalescent that hypospadias surgery uses in the preferred embodiment of the present invention is used
In the intracorporal use state diagram of infant.
Attached body label indicates respectively in figure: 100 ~ inner tube, 200 ~ casing, 210 ~ support frame, 220 ~ air bag, 230 ~ unidirectional
Gas nozzle, 300 ~ tie point.
Specific embodiment
The present invention provides a kind of urethral stent that hypospadias surgery uses, to make the purpose of the present invention, technical solution
And effect is clearer, clear, referring to the drawings and gives an actual example that the present invention is described in more detail.It should be appreciated that herein
Described specific embodiment is only used to explain the present invention, is not intended to limit the present invention.
Fig. 1 is the sectional view for the urethral stent preferred embodiment that hypospadias surgery uses in the present invention；Fig. 2 is Fig. 1
The enlarged drawing of middle part A；Fig. 3 is the structural representation for the urethral stent preferred embodiment that hypospadias surgery uses in the present invention
Figure；Fig. 4 is the enlarged drawing of part B in Fig. 3.Fig. 5 is the urethra rack that hypospadias surgery uses in the preferred embodiment of the present invention
Pipe postoperative wound restores early stage used in the intracorporal use state diagram of infant；Fig. 6 is in the preferred embodiment of the present invention under urethra
The postoperative urethral stent postoperative wound Later convalescent used is split used in the intracorporal use state diagram of infant.In Fig. 5 and Fig. 6
" pg " indicate that infant bladder, " yj " indicate infant penis, " nd " in Fig. 5 indicates urinal.
Based on above-mentioned thinking, the present invention provides a kind of urethral stents that hypospadias surgery uses, as shown in Figure 1 to Figure 4
It is shown comprising: inner tube 100 and the casing 200 for being sheathed on 100 outer rim of inner tube.Said inner tube 100 is restored for wound after surgery
Early stage merging infant bladder (casing 200 will be placed in infant body together with inner tube 100, specially infant penis), i.e. inner tube 100
One end is located in infant bladder, and one end is located at infant and (preferably connects urinal by drainage tube) in vitro, as shown in Figure 5；With this,
Hypospadias surgery wound restores early stage, and infant is excreted intravesical most urines by inner tube 100, first may be used
There is the retention of urine to avoid infant, second avoid pollution wound as far as possible, reduces infection.Described sleeve pipe 200 is used under urethra
Split postoperative wound Later convalescent be retained in infant penis portion urethra (inner tube 100 has been removed at this time) support hypospadia art in rebuild
Partial urethral, 200 one end of casing is located at infant penis portion urethra section start (close to radix penis part), and one end is located at infant body
Outside, as shown in Figure 6；With this, wound Later convalescent, infant are arranged intravesical most urines by casing 200 after surgery
The external urethra for supporting reconstruction in hypospadia art simultaneously out, first can avoid 100 Preserving time of inner tube leads to urinary system togetherness
Dye, second can reduce indwelling 100 to strong sense of discomfort brought by infant bladder irritation, three avoid wound scar towards urethra chamber
Growth, reduces the occurrence risk of postoperative urethral stricture.
Multiple tie points 300 are provided between described sleeve pipe 200 and inner tube 100, as shown in Fig. 2, i.e. casing 200 and inner tube
There are connection relationships between 100, but not connection comprehensively, are only attached in several specified points, after restoring so as to postoperative wound
Phase is detached from casing 200 and inner tube 100, carries out inner tube 100 and removes；There are many kinds of available connection structures, it is to be understood that
As long as can guarantee the connective stability of postoperative casing 200 with inner tube 100, and convenient for operation advanced stage casing 200 with it is interior
The disengaging of pipe 100, the selection for specific connection structure, the present invention are simultaneously not specifically limited.
As ground of the invention preferred embodiment, the tie point 300 between described sleeve pipe 200 and inner tube 100 is silica gel connection
Point 300；The connective stability of early period after surgery, silica gel are high；Wound Later convalescent after surgery, the excision pole of silica gel tie point 300
For convenience.When removing inner tube 100, silica gel tie point 300 need to only be cut off with blade, then extract inner tube 100 out, this
When, it is desirable that the spacing between casing 200 and inner tube 100 is greater than the thickness of the doctor blade of minimum gauge, i.e. doctor blade is enough
Gap between sleeve pipe 200 and inner tube 100.
Further, there are two the settings of silica gel tie point 300, two silica gel tie points 300 are symmetrical arranged；Symmetrically set
The two silica gel tie points 300 set are enough to ensure that connective stability, and demolishing process required time is extremely short, can further mitigate infant
Pain.
According to the present invention on the other hand, described sleeve pipe 200 includes: pipeline body and the gas for being set in 200 ontology of casing
Capsule 220, the air bag 220 is used to receive the air of injection, to expand infant urethra.Ankylurethria is that hypospadias surgery is normal
The complication seen, Postoperative urinary tract expand the occurrence probability for advantageously reducing ankylurethria.It is pulled out after rebuilding the wound healing of section urethra
While except inner tube 100, progress urethral dilatation treatment appropriate, to reducing, complication is of great advantage.
When it is implemented, the air bag 220 is provided with single direction inflating valve 230, as shown in Figures 1 and 3, i.e., gas can pass through gas
Mouth enters air bag 220, but cannot be expelled to outside air bag 220 by gas nozzle, and the expansion effect of urethra, anti-leak-stopping is effectively guaranteed
Gas, situations such as losing heart.When carrying out urethral stent dismounting, it is only necessary to be by air bag extraction by gas nozzle using syringe
It can.
It is preferred that the injection of gas is completed by injector for medical purpose, therefore, the size of the single direction inflating valve 230 should at least may be used
To be adapted to a kind of injector for medical purpose.
Further, the pipeline body is helical support frame 210, the difference of the setting and common structure
There are two types of at least: 1, twist, supporting role preferably (has firm supporting role) to pipeline body；2, pipeline body essence
Upper is skeleton, is only played a supportive role, only it is used cooperatively with air bag 220, can realize the effect of urethral catheterization.
Further, the material of the support frame 210 is metal, compared to other materials, the support of metal production
Skeleton 210 has better bendability, is more suitable for being placed in infant penis, skeleton can be prevented really up to the mark, cause to damage to infant.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (10)
1. a kind of urethral stent that hypospadias surgery uses characterized by comprising for one end merging infant bladder
Inner tube, the outer rim of said inner tube is arranged with the casing for being retained in infant penis portion urethra after inner tube is removed, described interior
Multiple tie points are provided between pipe and casing.
2. the urethral stent that hypospadias surgery according to claim 1 uses, which is characterized in that described sleeve pipe packet
It includes: pipeline body and air bag；The air bag is set in the outer rim of pipeline body, for receiving the air expansion infant urine of injection
Road.
3. the urethral stent that hypospadias surgery according to claim 2 uses, which is characterized in that the air bag setting
There is single direction inflating valve.
4. the urethral stent that hypospadias surgery according to claim 3 uses, which is characterized in that the single direction inflating valve
Be sized to fit at least one injector for medical purpose.
5. the urethral stent that hypospadias surgery according to claim 2 uses, which is characterized in that the pipeline body
For helical support frame.
6. the urethral stent that hypospadias surgery according to claim 5 uses, which is characterized in that the support frame
It is made by metal material.
7. the urethral stent that hypospadias surgery according to claim 1 uses, which is characterized in that the tie point is
Silica gel tie point.
8. the urethral stent that hypospadias surgery according to claim 7 uses, which is characterized in that the silica gel connection
There are two point settings, and two silica gel tie points are symmetrical arranged.
9. the urethral stent that hypospadias surgery according to claim 1 uses, which is characterized in that described sleeve pipe with it is interior
Spacing between pipe is greater than the thickness of the doctor blade of minimum gauge.
10. the urethral stent that hypospadias surgery according to claim 1 uses, which is characterized in that said inner tube
Second end is for connecting drainage tube, and the drainage tube is for connecting urinal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555681.0A CN110152169B (en) | 2019-06-25 | 2019-06-25 | Urethra support tube used after suburethral cleavage operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910555681.0A CN110152169B (en) | 2019-06-25 | 2019-06-25 | Urethra support tube used after suburethral cleavage operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110152169A true CN110152169A (en) | 2019-08-23 |
| CN110152169B CN110152169B (en) | 2024-04-02 |
Family
ID=67625610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910555681.0A Active CN110152169B (en) | 2019-06-25 | 2019-06-25 | Urethra support tube used after suburethral cleavage operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110152169B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070032780A1 (en) * | 2003-09-10 | 2007-02-08 | Dajue Wang | Intra-urethral catheters |
| CN203315537U (en) * | 2013-06-27 | 2013-12-04 | 中国人民解放军第三军医大学第一附属医院 | Two-body silicone catheter |
| CN108403267A (en) * | 2018-03-26 | 2018-08-17 | 湖南瀚德微创医疗科技有限公司 | A kind of ureter bracket suit |
| CN208176726U (en) * | 2017-02-21 | 2018-12-04 | 广州军区广州总医院 | A kind of anterior urethra surgical dilator |
| CN210873651U (en) * | 2019-06-25 | 2020-06-30 | 深圳市儿童医院 | Urethra support tube used after hypospadias |
-
2019
- 2019-06-25 CN CN201910555681.0A patent/CN110152169B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070032780A1 (en) * | 2003-09-10 | 2007-02-08 | Dajue Wang | Intra-urethral catheters |
| CN203315537U (en) * | 2013-06-27 | 2013-12-04 | 中国人民解放军第三军医大学第一附属医院 | Two-body silicone catheter |
| CN208176726U (en) * | 2017-02-21 | 2018-12-04 | 广州军区广州总医院 | A kind of anterior urethra surgical dilator |
| CN108403267A (en) * | 2018-03-26 | 2018-08-17 | 湖南瀚德微创医疗科技有限公司 | A kind of ureter bracket suit |
| CN210873651U (en) * | 2019-06-25 | 2020-06-30 | 深圳市儿童医院 | Urethra support tube used after hypospadias |
Non-Patent Citations (1)
| Title |
|---|
| 王华等, 临床泌尿外科杂志/尿道支架双套管在尿道下裂Ⅱ期尿道成形术中的应用, vol. 32, no. 7, 31 July 2017 (2017-07-31), pages 512 - 515 * |
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| Publication number | Publication date |
|---|---|
| CN110152169B (en) | 2024-04-02 |
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