CN206007347U - A kind of adjustable for height minimally Invasive lumbar fusion device - Google Patents
A kind of adjustable for height minimally Invasive lumbar fusion device Download PDFInfo
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- CN206007347U CN206007347U CN201620320147.3U CN201620320147U CN206007347U CN 206007347 U CN206007347 U CN 206007347U CN 201620320147 U CN201620320147 U CN 201620320147U CN 206007347 U CN206007347 U CN 206007347U
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- fusion device
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- minimally invasive
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Abstract
The utility model discloses a kind of adjustable for height minimally Invasive lumbar fusion device, which includes：Fusion device main body, blade, lower blade, regulating bolt, fixed block.This utility model two ends are adjustable, be difficult to slip, fixed from steady, and small volume, are implanted into convenient, adjust, realize that the fusion device under endoscope path way is implanted into, contribute to intervertebral fusion operation minimally invasiveization while can realizing fusion device two ends height by linkage effect.
Description
Technical field
This utility model is related to medical instruments field, more particularly, to a kind of adjustable for height minimally Invasive lumbar fusion device.
Background technology
Lumbar degenerative disease is (including lumbar spinal stenosiss, lumbar spondylolisthesiss, Degenerative scoliosis and discogenic disease
Disease etc.) Therapeutic Principle be release nerve compression and rebuild spinal column stability.The reconstruction of spinal stabilization depend on vertebral body with
Bone connection between vertebral body, earliest method is that premenstrual road plants iliac between vertebral body to reach interpyramidal fusion.20
The eighties in century, a kind of Invasive lumbar fusion device-BAK systems through the way of escape start for treating lumbar degenerative illness, hereafter lumbar vertebra
Post route I-B bone graft fuses technology progressively develops into the goldstandard art formula for the treatment of lumbar degenerative disease.Interbody fusion is recovering
Strengthen the supporting role of anterior spinal column while intervertebral height, increase segmental stabilization, be widely used in clinic.At present, lumbar vertebra
The method of interbody fusion mainly has through Posterior lumbar interbody fusion (posterior lumbar
Interbodyfusion, PLIF)；Intervertebral spinal fusion interbody fusion (transforaminal posterior lumbar
Interbodyfusion, TLIF)；Anterior lumbar interbody fusion anterior lumbar interbody fusion,
ALIF), in addition there are other such as Far lateral approach lumbar intervertebral fusion (extreme lateral
Interbodyfusion, XLIF) and passage auxiliary under intervertebral spinal fusion interbody fusion (MIS-TLIF) etc..
Less invasive techniques particularly spinal endoscopes technology is applied to clinic and achieves gratifying achievement in recent years, in spinal column
Sight glass carries out the excision of intervertebral disc under aiding in and the technology of loosening of nerve root is ripe.Research worker is being explored auxiliary in endoscope
Intervertebral fusion technology under helping, but the problem that there will naturally be at present is exactly that scope service aisle is less, existing routine
Fusion device can not be placed by scope service aisle, made troubles to Minimally Invasive Surgery；In addition, lumbar degenerative disease patient is general
Simultaneously can be with the narrow of intervertebral space, if it is possible to recover intervertebral height in operation, then to improve clinical symptoms have non-
Often important meaning.Therefore, a kind of endoscope path way that can not only pass through of design is needed badly while but also be enough to recover intervertebral height
Fusion device, realizes spinal operation minimally invasiveization truly.
Utility model content
The purpose of this utility model is exactly to solve the above problems, there is provided a kind of adjustable for height minimally invasive intervertebral fusion
Device, the fusion device can strut operation by scope service aisle in the art for realizing fusion device, contribute to recovering vertebra in operation
Between height, so as to improve clinical symptoms.
To achieve these goals, this utility model is adopted the following technical scheme that：Adjustable for height minimally Invasive lumbar fusion device,
By being constituted with lower component：
The fusion device main body of fin structure and groove structure is provided with, the fusion device main body is additionally provided with regulating bolt installation
End；
The blade of fusion device body top is connected to, which has blade main part, and from blade main part
The upper epitaxy part for dividing lower surface to extend towards fusion device main direction, on this, epitaxy part arranges upper adjustment tank；
The lower blade of fusion device lower body part is connected to, which has lower blade main part and from lower blade main part
The lower epitaxy part that upper surface extends towards fusion device main direction, the lower epitaxy part are provided with lower adjustment tank；
The regulating bolt of the fusion device main body regulating bolt installation end can be entered, the regulating bolt is provided with threaded rod
With fixed block installation end；
The fixed block being connected with the fusion device main body by regulating bolt；
The fusion device main body has four fin structures；
The regulating bolt surface is provided with the loop configuration coordinated with snap ring, and snap ring blocks fixation in loop configuration
Block；
The both sides of the fixed block are provided with the groove structure coordinated with blade, lower blade.
Regulating bolt is used for connecting fusion device main body and fixed block, and promotes fusion device main body linearly to be moved.
Fixed block is used for and regulating bolt coordinates and makes the adjustable for height minimally Invasive lumbar fusion device realize strutting and receiving
Contracting.
The regulating bolt is additionally provided with the structure coordinated with the strutting of the minimally Invasive lumbar fusion device/tool of compression.
The regulating bolt is additionally provided with the loop configuration coordinated with snap ring.Snap ring is used for coordinating to fixation with regulating bolt
Block carries out spacing.
Upper leaf piece, lower blade are laminated structure or platy structure, the upper surface of upper leaf piece, the following table of lower blade
Face is provided with anti-skid structure.
Upper leaf piece, lower blade are respectively arranged with blade through hole.
The upper epitaxy part of upper leaf piece is provided with adjustment tank on three groups, the lower epitaxy part of lower blade is provided with three groups of downwards
Whole groove.
The upper adjustment tank, lower adjustment tank are the inclined groove structure that there is angle with fusion device main body axis.
Two side walls of the fixed block are provided with the groove mated with operation tool.
The fixed block is provided with the through-hole structure coordinated with regulating bolt and the groove knot coordinated with blade, lower blade
Structure.
Compared with other can only realize the adjustable for height expansion fusion device in one end, this utility model is acted on by linkage can be with
Realize adjusting while the height of fusion device two ends, it is to avoid because the fusion device that fusion device two ends height difference is caused is slipped and is shifted.
Meanwhile, the anti-slop serrations of upper and lower weight-bearing surface are fixed on the soleplate of upper hypocentrum by this utility model, are played fixed from steady effect.
This utility model two ends are adjustable, be difficult to slip, fixed from steady, and small volume, be implanted into convenient, it is possible to achieve endoscope
Fusion device under passage is implanted into, and struts operation in the art for realizing fusion device, contributes to intervertebral fusion operation minimally invasiveization.Help simultaneously
In intervertebral height is recovered in operation, so as to improve clinical symptoms.
Description of the drawings
Fig. 1 is the assembled state schematic diagram of adjustable for height minimally Invasive lumbar fusion device.
Fig. 2 is the softened state schematic diagram of adjustable for height minimally Invasive lumbar fusion device.
Fig. 3 is the schematic perspective view of fusion device main body in adjustable for height minimally Invasive lumbar fusion device.
Fig. 4 is the schematic perspective view of blade in adjustable for height minimally Invasive lumbar fusion device.
Fig. 5 is the schematic perspective view of lower blade in adjustable for height minimally Invasive lumbar fusion device.
Fig. 6 is the schematic perspective view of bolt in adjustable for height minimally Invasive lumbar fusion device.
Fig. 7 is the schematic perspective view of fixed block in adjustable for height minimally Invasive lumbar fusion device.
1st, fusion device main body；11st, fin structure；12nd, groove structure；13 and regulating bolt coordinate screwed hole；14th, melt
The first side wall of clutch main body；15th, the second sidewall of fusion device main body；16th, regulating bolt installation end；2nd, blade；21st, anti-skidding
Structure；22nd, upper adjustment tank；23rd, blade main body；24th, upper epitaxy part；25th, the upper surface of blade main part；26th, upper leaf
The lower surface of piece main part；3rd, lower blade；31st, anti-skid structure；32nd, lower adjustment tank；33rd, lower blade main body；34th, lower extension
Portion；35th, the upper surface of lower blade main part；36th, the lower surface of lower blade main part；4th, regulating bolt；41st, external screw thread；
42nd, loop configuration；43 and fusion device strut/tool of compression coordinate structure；44th, threaded rod；45th, fixed block installation end；5th, solid
Determine block；51 grooves being engaged with the fin structure of blade, lower blade；52 grooves mated with operation tool；53 and adjust
The through-hole structure that section bolt coordinates；54th, inclined plane；55th, the side wall of fixed block；6th, blade through hole.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that this utility model is realized are easy to understand, under
Face in conjunction with specific embodiments, is expanded on further this utility model.
As shown in Fig. 1～7, adjustable for height minimally Invasive lumbar fusion device, which includes：Fusion device main body 1, blade 2, inferior lobe
Piece 3, regulating bolt 4 and fixed block 5.
Wherein, the fusion device main body 1 have the first side wall 14 positioned opposite, second sidewall 15, the first side wall,
Second sidewall is respectively arranged with a pair of fin structures 11 and a pair of groove structures 12, and the fusion device main body also has a regulation spiral shell
Bolt installation end 16, the regulating bolt installation end are provided with the screwed hole 13 coordinated with regulating bolt, the extension side of the screwed hole
To consistent with the length direction of fusion device main body.
The blade 2 of fusion device body top is connected to, which has blade main part 23 and from blade main body
Two upper epitaxy parts 24 that portion lower surface 26 extends towards fusion device main direction, upper epitaxy part is perpendicular to blade main part
Point lower surface, upper leaf piece main part is plate-like or lamellar, the blade main part tool of plate-like or lamellar
There are upper surface 25 and lower surface 26, the upper surface of upper leaf piece is weight-bearing surface, and anti-skid structure 21 is provided with weight-bearing surface, described
On two, epitaxy part is respectively arranged with adjustment tank 22 on three couple of inclination.Upper adjustment tank is, with fusion device main body axis, there is folder
The inclined groove structure at angle.
The lower blade 3 of fusion device lower body part is connected to, which has lower blade main part 33 and from lower blade main body
Two lower epitaxy parts 34 that portion of upper surface 35 extends towards fusion device main direction, lower epitaxy part are perpendicular to upper surface, described
Lower blade main part is plate-like or lamellar, and the lower blade main part of plate-like or lamellar has upper surface 35 and following table
Face 36, the lower surface of lower blade is weight-bearing surface, is provided with anti-skid structure 31 on weight-bearing surface, and described two lower epitaxy parts are respectively provided with
There is the lower adjustment tank 32 of inclination.Lower adjustment tank is the inclined groove structure that there is angle with fusion device main body axis.
The upper surface of upper leaf piece, the lower surface of lower blade are provided with anti-Slipped Clove Hitch along the length direction of fusion device main body
Structure, i.e., the anti-skid structure 21, anti-skid structure 31 shown in Fig. 4, Fig. 5, the anti-skid structure include but is not limited to following form：Tooth
Shape, fold, the texture of increase friction, lophosteon, the projection that firmly grasps or hold with a firm grip, anti-skid structure quilt during fusion
It is fixed on the soleplate of hypocentrum, is fixedly secured from steady effect with playing, so as to prevents threaded fusion cage to be shifted over.
Upper leaf piece, lower blade are provided with blade through hole, in this utility model, upper leaf piece, the central authorities of lower blade
Corresponding blade through hole up and down is formed, the structure of up/down perforation is formed, is easy to use during bone grafting.Shown blade through hole has class
Like rectangular shape.
Regulating bolt 4, can enter into the regulating bolt installation end of fusion device main body, for promoting fusion device main body to enter line
Property movement, the regulating bolt is provided with threaded rod 44 and fixed block installation end 45, and thread rod part is arranged with external screw thread 41, adjusts
Bolt surface is provided with the loop configuration 42 coordinated with snap ring, and snap ring blocks fixed block in loop configuration, plays fixed work
With；The fixed block installation end of the regulating bolt be provided with fusion device strut/tool of compression coordinate structure 43.
The fixed block 5 includes that at least two inclined planes 54, inclined plane 54 are provided with the fin knot with blade, lower blade
The groove 51 that structure coordinates.
Two surfaces 55 of the fixed block 5 are provided with the groove 52 for mating with operation tool.
The fixed block 5 is provided with the through-hole structure 53 being engaged with regulating bolt 4.
During use, fusion device main body 1 and fixed block 5 are linked together with the regulating bolt 4 equipped with snap ring first.So
Afterwards, blade 2 and lower blade 3 are connected peace by the upper adjustment tank of the fin respective outer side edges with fusion device main body, lower adjustment tank
Dress.The fusion device main body 1 can drive blade 2 and lower blade 3 away from fusion device main body 1 towards the mobile of fixed block 5, described
Fusion device main body 1 can drive upper leaf piece and lower blade near the fusion device main body away from the mobile of fixed block 5, make fusion
Device integrally assumes the different conditions for shrinking and strutting, it is achieved that the scalable of the height of minimally Invasive lumbar fusion device.
After the adjustable for height minimally Invasive lumbar fusion device is implanted into lumbar vertebra ,/tool of compression rotation is strutted with fusion device
Regulating bolt 4, makes fusion device main body 1 drive fin structure adjustment tank in blade 2 and lower blade 3 by linkage effect
22nd, lower adjustment tank 32 is moved, and then realizes strutting and compressing for upper and lower blade.That is, the minimally invasive intervertebral of the height adjustable
Fusion device can be by the opening width of the upper and lower blade of the depth adjustment of the screw-in fusion device of regulating bolt 4 main body 1, final realization fusion
The scalable of device height.
Two side walls of fusion device main body are provided with the groove for mating with operation tool, the operation being easy to when performing the operation.
Using the method for height adjustable minimally Invasive lumbar fusion device it is：The adjustable for height minimally Invasive lumbar fusion device is passed through
Endoscope path way is placed between adjacent vertebral bodies, is rotated the regulating bolt to first direction and is driven the minimally invasive intervertebral of the height adjustable
The fusion device main body of fusion device is moved to first direction, and the fin structure of fusion device main body abuts and extrude blade, lower blade
The movement of upper and lower adjustment tank, and then cause blade, lower blade to assume expansion state away from the fusion device main body, minimally invasive
Invasive lumbar fusion device highly increases.
The regulating bolt is rotated to second direction drive the height adjustable minimally Invasive lumbar fusion device main body to second party
To movement, the fin structure of the fusion device main body promotes upper and lower blade to assume pressure near the fusion device main body along adjustment tank
Contracting state, fusion device highly reduce.So, the height adjustable minimally Invasive lumbar fusion device can achieve the regulation of height.
Preferred implementation of the present utility model is the foregoing is only, on protection domain of the present utility model is not limited in
Embodiment is stated, every technical scheme for belonging to this utility model principle belongs to protection domain of the present utility model.For this
For the technical staff in field, some improvement for carrying out on the premise of without departing from principle of the present utility model, these improvement
Should be regarded as protection domain of the present utility model.
Claims (7)
1. a kind of adjustable for height minimally Invasive lumbar fusion device, it is characterised in that by being constituted with lower component：
The fusion device main body of fin structure and groove structure is provided with, the fusion device main body is additionally provided with regulating bolt installation end；
The blade of fusion device body top is connected to, which has blade main part, and under blade main part
The upper epitaxy part that surface extends towards fusion device main direction, on this, epitaxy part arranges upper adjustment tank；
The lower blade of fusion device lower body part is connected to, which has lower blade main part and from lower blade main part upper table
Facing to the lower epitaxy part that fusion device main direction extends, the lower epitaxy part is provided with lower adjustment tank；
The regulating bolt of the fusion device main body regulating bolt installation end can be entered, the regulating bolt is provided with threaded rod and consolidates
Determine block installation end；
The fixed block coupled together with the fusion device main body by regulating bolt；
The fusion device main body has four fin structures；
The regulating bolt surface is provided with the loop configuration coordinated with snap ring, and snap ring blocks fixed block in loop configuration；
The both sides of the fixed block are provided with the groove structure coordinated with blade, lower blade.
2. adjustable for height minimally Invasive lumbar fusion device according to claim 1, it is characterised in that upper leaf piece, inferior lobe
Piece is laminated structure or platy structure, and the upper surface of upper leaf piece, the lower surface of lower blade are provided with anti-skid structure.
3. adjustable for height minimally Invasive lumbar fusion device according to claim 1, it is characterised in that upper leaf piece and inferior lobe
Piece is respectively arranged with blade through hole.
4. adjustable for height minimally Invasive lumbar fusion device according to claim 1, it is characterised in that the upper adjustment tank, under
Adjustment tank has three groups respectively.
5. adjustable for height minimally Invasive lumbar fusion device according to claim 1, it is characterised in that the upper adjustment tank, under
Adjustment tank is the inclined groove structure that there is angle with fusion device main body axis.
6. adjustable for height minimally Invasive lumbar fusion device according to claim 1, it is characterised in that two of the fixed block
Side wall is provided with the groove mated with operation tool.
7. adjustable for height minimally Invasive lumbar fusion device according to claim 1, it is characterised in that the regulating bolt is consolidated
Determine block installation end be provided with fusion device strut/tool of compression coordinate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620320147.3U CN206007347U (en) | 2016-04-15 | 2016-04-15 | A kind of adjustable for height minimally Invasive lumbar fusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620320147.3U CN206007347U (en) | 2016-04-15 | 2016-04-15 | A kind of adjustable for height minimally Invasive lumbar fusion device |
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| CN206007347U true CN206007347U (en) | 2017-03-15 |
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| CN201620320147.3U Active CN206007347U (en) | 2016-04-15 | 2016-04-15 | A kind of adjustable for height minimally Invasive lumbar fusion device |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107411853A (en) * | 2017-03-28 | 2017-12-01 | 广州爱锘德医疗器械有限公司 | Invasive lumbar fusion device |
| CN107510524A (en) * | 2017-09-29 | 2017-12-26 | 珠海康弘发展有限公司 | A kind of adjustable Invasive lumbar fusion device and its regulation instrument |
| CN108392258A (en) * | 2018-04-16 | 2018-08-14 | 魏大平 | A kind of anti-loosening nail applied to bone surgery |
| CN108523981A (en) * | 2018-04-16 | 2018-09-14 | 魏大平 | It is a kind of to be readily disassembled formula nail using orthopaedics |
| CN108635085A (en) * | 2018-05-04 | 2018-10-12 | 珠海康弘医疗科技有限公司 | A kind of adjustable inflatable inter vertebral fusing device of implant angle |
| CN109481100A (en) * | 2017-09-13 | 2019-03-19 | 医景通(北京)科技发展有限公司 | A kind of fusion device |
| CN109758272A (en) * | 2019-02-26 | 2019-05-17 | 珠海维尔康生物科技有限公司 | One kind can intermediate bone grafting be height-adjustable struts fusion device |
| CN109938889A (en) * | 2019-03-11 | 2019-06-28 | 珠海维尔康生物科技有限公司 | One kind can the height-adjustable bracing type fusion device of bone grafting |
| CN110013366A (en) * | 2019-04-04 | 2019-07-16 | 珠海维尔康生物科技有限公司 | One kind can the height-adjustable Invasive lumbar fusion device of bone grafting |
| CN110025412A (en) * | 2019-05-21 | 2019-07-19 | 谢林 | The minimally invasive expanding Invasive lumbar fusion device of novel cervical vertebra under a kind of Percutaneous endoscopic |
| CN111227997A (en) * | 2019-11-29 | 2020-06-05 | 珠海维尔康生物科技有限公司 | Hollow distractable intervertebral fusion cage |
| CN112120836A (en) * | 2020-09-01 | 2020-12-25 | 珠海维尔康生物科技有限公司 | Height-adjustable high-stability intervertebral fusion device capable of supplementing and pressurizing bone grafting |
| CN113662646A (en) * | 2021-08-05 | 2021-11-19 | 北京市富乐科技开发有限公司 | Parallel distraction fusion device instrument bag |
| CN114052941A (en) * | 2022-01-17 | 2022-02-18 | 珠海维尔康生物科技有限公司 | Visual mold testing tool capable of being unfolded |
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| CN107411853B (en) * | 2017-03-28 | 2023-03-21 | 广州爱锘德医疗器械有限公司 | Intervertebral fusion device |
| CN107411853A (en) * | 2017-03-28 | 2017-12-01 | 广州爱锘德医疗器械有限公司 | Invasive lumbar fusion device |
| CN109481100A (en) * | 2017-09-13 | 2019-03-19 | 医景通(北京)科技发展有限公司 | A kind of fusion device |
| CN107510524B (en) * | 2017-09-29 | 2018-10-16 | 珠海康弘发展有限公司 | A kind of adjustable Invasive lumbar fusion device and its adjust tool |
| CN107510524A (en) * | 2017-09-29 | 2017-12-26 | 珠海康弘发展有限公司 | A kind of adjustable Invasive lumbar fusion device and its regulation instrument |
| CN108523981A (en) * | 2018-04-16 | 2018-09-14 | 魏大平 | It is a kind of to be readily disassembled formula nail using orthopaedics |
| CN108523981B (en) * | 2018-04-16 | 2021-01-26 | 滕加文 | Easy-to-detach bone nail applied to orthopedics department |
| CN108392258A (en) * | 2018-04-16 | 2018-08-14 | 魏大平 | A kind of anti-loosening nail applied to bone surgery |
| CN108635085A (en) * | 2018-05-04 | 2018-10-12 | 珠海康弘医疗科技有限公司 | A kind of adjustable inflatable inter vertebral fusing device of implant angle |
| CN108635085B (en) * | 2018-05-04 | 2019-04-16 | 珠海康弘医疗科技有限公司 | A kind of adjustable inflatable inter vertebral fusing device of implant angle |
| CN109758272A (en) * | 2019-02-26 | 2019-05-17 | 珠海维尔康生物科技有限公司 | One kind can intermediate bone grafting be height-adjustable struts fusion device |
| CN109758272B (en) * | 2019-02-26 | 2020-01-17 | 珠海维尔康生物科技有限公司 | Distracting fusion cage with adjustable middle bone grafting height |
| CN109938889A (en) * | 2019-03-11 | 2019-06-28 | 珠海维尔康生物科技有限公司 | One kind can the height-adjustable bracing type fusion device of bone grafting |
| CN109938889B (en) * | 2019-03-11 | 2020-01-17 | 珠海维尔康生物科技有限公司 | Distraction type fusion cage with bone-grafting height adjustable |
| CN110013366A (en) * | 2019-04-04 | 2019-07-16 | 珠海维尔康生物科技有限公司 | One kind can the height-adjustable Invasive lumbar fusion device of bone grafting |
| CN110025412A (en) * | 2019-05-21 | 2019-07-19 | 谢林 | The minimally invasive expanding Invasive lumbar fusion device of novel cervical vertebra under a kind of Percutaneous endoscopic |
| CN111227997A (en) * | 2019-11-29 | 2020-06-05 | 珠海维尔康生物科技有限公司 | Hollow distractable intervertebral fusion cage |
| CN112120836A (en) * | 2020-09-01 | 2020-12-25 | 珠海维尔康生物科技有限公司 | Height-adjustable high-stability intervertebral fusion device capable of supplementing and pressurizing bone grafting |
| CN113662646A (en) * | 2021-08-05 | 2021-11-19 | 北京市富乐科技开发有限公司 | Parallel distraction fusion device instrument bag |
| CN113662646B (en) * | 2021-08-05 | 2023-01-17 | 北京市富乐科技开发有限公司 | Parallel distraction fusion device instrument bag |
| CN114052941A (en) * | 2022-01-17 | 2022-02-18 | 珠海维尔康生物科技有限公司 | Visual mold testing tool capable of being unfolded |
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