CN105615965B - Spinal osteotomy reset guide device - Google Patents
Spinal osteotomy reset guide device Download PDFInfo
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- CN105615965B CN105615965B CN201410619788.4A CN201410619788A CN105615965B CN 105615965 B CN105615965 B CN 105615965B CN 201410619788 A CN201410619788 A CN 201410619788A CN 105615965 B CN105615965 B CN 105615965B
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Abstract
The present invention provides a kind of spinal osteotomy reset guide device, including an arc-shaped slide rail and two struts, the upper end of the strut is operating side, and lower end is equipped with the connecting portion being connected with human vertebrae, and the operating side of two struts is connected respectively with the both ends of arc-shaped slide rail；Sleeve is respectively cased on two struts in the present invention, first rotating shaft is fixedly connected on casing, connecting seat is rotatably mounted in first rotating shaft, the second shaft is rotationally equipped on connecting seat；Second shaft and first rotating shaft are perpendicular, and the both ends of the arc-shaped slide rail are separately fixed in the second shaft, and lock part is respectively equipped between the first rotating shaft and connecting seat, between the second shaft and connecting seat.The present invention copes with different surgery situations by the mechanical connection between various parts；In addition, the present invention is also effectively guaranteed the accuracy of reset guide and precision, improves operation safety, return the operation of doctor during operation and add facility.
Description
Technical field
The present invention relates to a kind of medical instrument more particularly to a kind of osteotomy reset guide devices in spinal operation.
Background technology
With the development of modern medicine, some surgical technics are continuously available development or perfect.Spinal osteotomy is a kind of master
It is used to treat the surgery operating technology of severe deformity of spine, development is more early, and rigid spine was just applied in 1945
The orthomorphia of scorching patient, nowadays the technology be still widely used in the orthopedic of spinal surgery, the scope of application also far beyond
Ankylosing spondylitis.With the continuous innovation of diagnostic equipment and surgical instrument, spinal osteotomy technology has also obtained significant progress.
Now, spinal osteotomy is mainly used in due to serious lateral bending, rear convex and unstability caused by the causes of disease such as congenital, wound or metabolic
Etc. classes deformity of spine patient.The cardinal principle of spinal osteotomy is to be reached in operation by cutting off a part of bone tissue of backbone
To the purpose of correction deformity and recovery spine balance, a variety of instruments are needed to complete entire hand in spinal osteotomy operation
Art.Wherein, very accurate position relationship is needed when being resetted to osteotomy, but in most cases in the prior art
The technical merit of doctor is relied on, this brings certain limitation to operation, can also influence the effect and peace of operation in addition
Quan Xing, so needing in a kind of operation dedicated for spinal osteotomy for the device of intravertebral reduction.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of raising operation safety, and backbone easy to use is cut
Reduction guider, to overcome the drawbacks described above of the prior art.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：A kind of spinal osteotomy reset guide device,
Including an arc-shaped slide rail and two struts, the upper end of the strut is operating side, and lower end is equipped with to be connected with human vertebrae
Connecting portion, the operating side of two struts is connected respectively with the both ends of arc-shaped slide rail.
Preferably, sleeve is respectively cased on two struts, first rotating shaft is fixedly connected on casing, can be turned in first rotating shaft
Connecting seat is installed dynamicly, the second shaft is rotationally equipped on connecting seat；Second shaft and first rotating shaft are perpendicular, the arc
The both ends of shape slide are separately fixed in the second shaft, between the first rotating shaft and connecting seat, the second shaft and connecting seat it
Between be respectively equipped with lock part.
Further, the lock part includes a turncap and a spacing ring, the turncap and first rotating shaft, the second shaft spiral shell
Line connects, and the spacing ring is sleeved on slidably but un-rotatably first rotating shaft, in the second shaft, and the spacing ring is located at
Between connecting seat and turncap, the protrusion of mutual cooperation is respectively equipped on the end face of the spacing ring and the connecting seat opposite side
And groove, when spacing ring is pressed on connecting seat by the turncap, between the connecting seat and first rotating shaft, the second shaft
Relative rotation is locked up.
Further, the protrusion and groove are tooth-shape structure.
Preferably, it is also associated with handle on the operating side of the strut.
Preferably, the connecting portion is rod-like structure, and the lower end of the strut is mutually fixed with the centre position of connecting portion.
Further, one end of described two connecting portions is oppositely arranged.
Further, the opposite one end of two connecting portions is inner end, and the other end is outer end, and the upper end of the strut is to connection
The outer end in portion tilts, and after the connecting portions of two struts is connected with human vertebrae, the operating side of two struts is open-shaped.
Preferably, the arc-shaped slide rail includes matched arc track and arc shaped slider, arc track and arc shaped slider
Inner end be mutually slidably matched, the operating side of the outer end of arc track and arc shaped slider respectively with two struts is connected.
As described above, a kind of spinal osteotomy reset guide device of the present invention, has the advantages that：
The present invention can be slided by mating reaction between first rotating shaft, the second shaft, connecting seat, casing with very convenient arc
The installation of rail and two struts copes with different surgery situations；The adjusting that the present invention passes through first rotating shaft and the second shaft
Effect, which can be effectively prevented arc track and arc shaped slider movement occurs when sliding, to have some setbacks, is stuck and so on.
For the present invention when in use in addition to the movement between arc track and arc shaped slider, other are rigid connection, therefore effectively
It ensure that the accuracy and precision of reset guide；The present invention is easy to use, and stable structure not only increases operation safety, also
Facility is added to the operation of doctor, is effectively improved the work efficiency of doctor.
Description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the top view of the present invention.
Fig. 3 is the three-dimensional view of the present invention.
Fig. 4 is the enlarged drawing at A in Fig. 3.
Fig. 5 is the embodiment schematic diagram of lock part in the present invention.
Fig. 6 is the operation principle schematic diagram of the present invention.
Fig. 7 is the working condition three-dimensional view of the present invention.
In figure：1 arc-shaped slide rail, 11 arc track, 12 arc shaped slider
111 limit protrusion, 121 groove, 2 strut
21 operating side, 22 connecting portion, 3 connecting seat
31 32 second shaft of first rotating shaft, 33 casing
34 lock part, 311 plane, 341 turncap
342 spacing ring, 343 tooth-shape structure, 4 handle
5 vertebra, 6 bone screws
Specific embodiment
Structure, ratio, size depicted in Figure of description etc., only to coordinate the revealed content of specification, with
Understand for those skilled in the art and read, be not limited to the enforceable qualifications of the present invention, therefore do not have technically
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size can be generated not influencing the present invention
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents can be covered.Meanwhile
Cited such as " on ", " under ", "front", "rear", " centre " term, are merely convenient to the clear of narration in this specification, and
It is non-that to limit the present invention enforceable scope, relativeness is altered or modified, in the case where changing technology contents without essence, when
Also it is considered as the enforceable scope of the present invention.
It is as Figure 1-Figure 5 a kind of spinal osteotomy reset guide device of the present invention, including an arc-shaped slide rail 1 and two
Strut 2, the upper end of the strut 2 is operating side 21, and lower end is equipped with the connecting portion 22 being connected with human vertebrae, two branch
Both ends of the operating side 21 of bar 2 respectively with arc-shaped slide rail 1 are connected.In the present embodiment, the arc-shaped slide rail 1 includes being engaged
The inner end of arc track 11 and arc shaped slider 12, arc track 11 and arc shaped slider 12 is mutually slidably matched, arc track 11
Outer end is connected with the operating side 21 of a strut 2, and the outer end of arc shaped slider 12 is connected with the operating side 21 of another strut 2
It connects.After when the connecting portion 22 on two struts 2, vertebras different from two sections of human body connect respectively, two operating sides 21 are in opening
Shape, two operating sides 21 can be done relative motion by the effect of arc track 11 and arc shaped slider 12, and then completed osteotomy and answered
Position work.
As shown in Figure 3, Figure 4, sleeve 33 is respectively cased on two struts 2, first rotating shaft 31 is fixedly connected on casing 33,
It is rotatably mounted with connecting seat 3 in first rotating shaft 31, is rotationally equipped with the second shaft 32 on the connecting seat 3, second turn
Axis 32 and first rotating shaft 31 are perpendicular, and in the present embodiment, the arc track 11 is fixed in second shaft 32, arc
Sliding block 12 is fixed in another second shaft 32, is equipped with lock part 34 between the first rotating shaft 31 and connecting seat 3, and described the
Lock part 34 is equipped between two shafts 32 and connecting seat 3；It can be by first rotating shaft 31, the second shaft by the effect of lock part 34
32 with 3 locking of connecting seat so that first rotating shaft 31, the second shaft 32 cannot be rotated relative to connecting seat 3.
31 and second shaft 32 of first rotating shaft in the present invention primarily serves adjustment effect：When two first rotating shafts 31 are opposite
When connecting seat 3 is in rotatable state, connecting seat 3 can be moved with arc-shaped slide rail 1 around first rotating shaft 31, and then be adjusted
1 position of arc-shaped slide rail, in order to the operation of operation；When two the second shafts 32 are in rotatable state compared with connecting seat 3,
One of them second shaft 32 can be rotated with arc track 11, another second shaft 32 can be 12 turns with arc shaped slider
It is dynamic, the cooperation between arc track 11 and arc shaped slider 12 can be adjusted by the rotary action of two the second shafts 32, allow arc
Slip between shape track 11 and arc shaped slider 12 is more smooth, prevent it is that may be present movement it is inconvenient, even stuck phenomena such as.This
Outside, because the present invention is that first two struts 2 are fixed on the vertebra of human body in actual use, then by 1 band of arc track
It two connecting seats 3 and the casing 33 being connected with connecting seat 3 is mounted on two struts 2, so passing through company when mounted
Matching relationship between joint chair 3, first rotating shaft 31, the second shaft 32, which can also facilitate, is engaged casing 33 with strut 2, i.e.,
Facilitate the installation of arc-shaped slide rail 1 and two struts 2.Arc is allowed by the effect of 31 and second shaft 32 of first rotating shaft in the present embodiment
Shape slide 1 and the cooperation installation of strut 2 are more prone to, and can be made adjustment according to the actual conditions of vertebra during operation, pole
The big needs for meeting operation.The first rotating shaft 31 in the present invention, the second shaft 32 are in lockup state at the time of surgery,
To ensure that osteotomy resets the progress of the operation is stable.
Heretofore described lock part 34 can be there are many embodiment, and first rotating shaft 31 and lock part 34, the
Two shafts 32 are identical with the fit structure of lock part 34, so only being illustrated below with first rotating shaft 31.Such as the locking
Portion 34 is a limit bolt, and the connecting seat 3 is equipped with multiple through holes, and the first rotating shaft 31 is equipped with multiple and connecting seat 3
The opposite hole of upper through hole, limit bolt initially pass through pedestal 3, then are threaded through in first rotating shaft 31 to realize locking；The lock part
34 can also be key, and a plurality of length opened up vertically is opened up respectively on the inner wall of the connecting seat 3 and the outer wall of first rotating shaft 31
Slot can form a hole after the elongated slot on connecting seat 3 aligns with the elongated slot in first rotating shaft 31, insert a key into and be realized into hole
Locking.Preferred embodiment in the present invention is：As shown in Figure 3-Figure 5, the lock part 34 includes a turncap 341 and a /V
Ring 342, the turncap 341 are threadedly coupled with first rotating shaft 31, and the spacing ring 342 can be slided but cannot be rotationally sleeved on
In first rotating shaft 31, and the spacing ring 342 is between connecting seat 3 and turncap 341, the spacing ring 342 and the company
The protrusion and groove of mutual cooperation are respectively equipped on the end face of 3 opposite side of joint chair, is promoted when the turncap 341 because of rotation
Spacing ring 342 to 3 side of connecting seat move when, the spacing ring 342 can be pressed on connecting seat 3 allow protrusion and groove phase
Cooperation, also allows for produce relative rotation between connecting seat 3 and first rotating shaft 31, realizes the locking to first rotating shaft 31；
The embodiment and knot between embodiment and first rotating shaft 31 and connecting seat 3 between second shaft 32 and connecting seat 3
Structure principle is identical.In the present invention, the protrusion between the spacing ring 342 and connecting seat 3 and groove can have one group, can also
Have multigroup, be engaged for the ease of spacing ring 342 and connecting seat 3, the protrusion and groove are tooth form in the present embodiment preferably
Structure 343, and further, the tooth-shape structure 343 is distributed in 342 opposite side of connecting seat 3 and spacing ring in a ring
It on end face, further ensures that the torsion between spacing ring 342 and connecting seat 3 is evenly distributed, ensures the operation is stable and service life.
As shown in Figure 4, Figure 5, by taking first rotating shaft 31 as an example, 34 mounting means of lock part in the present embodiment is：It first will limit
Position ring 342 is sleeved in first rotating shaft 31, then first rotating shaft 31 is threaded through on connecting seat 3, one end that first rotating shaft 31 is pierced by
It is fixedly connected with 33 outer wall of casing, finally turncap 341 is connected through a screw thread and is spun in first rotating shaft 31, turncap 341 under normality
Cannot screw in too deep, it is ensured that spacing ring 342 not with connecting seat 3 lock coordinate, enable first rotating shaft 31 on connecting seat 31 from
By rotating, when needing locking first rotating shaft 31 and connecting seat 3, then operate turncap 341 will be where spacing ring 342 to connecting seat 3
One side, which promotes, carries out locking.
In the present invention, opposite it cannot turn between the spacing ring 342 and first rotating shaft 31 of the lock part 34, the second shaft 32
There are many dynamic implementation structures, is only illustrated below with first rotating shaft 31.Such as first rotating shaft 31 is equipped with and opens up vertically
Elongated slot, spacing ring 342 be equipped with and the matched protrusion of elongated slot.In the present embodiment, as shown in figure 5, the first rotating shaft
Plane 311 is equipped on 31 outer wall vertically, in order to make torsion balance, there are two the plane 311 is set, two 311 phases of plane
To the axisymmetrical of first rotating shaft 31, shape and the first rotating shaft 31 of the spacing ring 342 are adapted, and then prevent itself and first
Shaft 31 relatively rotates.
In the present embodiment, handle 4 is also associated on the operating side 21 of the strut 2, power can be increased by handle 4
Arm in addition, can also set rubber sleeve on handle 4 or be threaded structure, increases its frictional force between palm, prevents
Only palm skids doctor in operation.
Connecting portion 22 described in the present embodiment is rod-like structure, the lower end of the strut 2 and the centre position of connecting portion 22
It is mutually fixed, nail hole is provided on connecting portion 22, connecting portion 22 is mounted on by bone screws and Bolt-hole fits on vertebra.Further,
For the ease of operation and installation, one end of described two connecting portions 22 is oppositely arranged.In the present embodiment preferably, for the ease of
Operation, the opposite one end of two connecting portions 22 are inner end, and the other end is outer end, and the upper end of the strut 2 is to outside connecting portion 22
End tilts, and after the connecting portions 22 of two struts 2 is connected with human vertebrae, the operating side 21 of two struts 22 is open-shaped.
In the present embodiment, as shown in Fig. 2, the inner end of the arc track 11 is equipped with limit protrusion 111, the arc is slided
Block 12 is provided with groove 121 along bending direction, and the limit protrusion 111 is engaged with the groove 121, and then prevents arc track
11 and arc shaped slider 12 disengage separation.Multiple horizontal strokes are designed on arc track 11 and arc shaped slider 12 described in the present embodiment
Bar, so, the groove 121 on arc shaped slider 12 is equipped with multiple and is opened on cross bar, the inner end of the arc shaped slider 12
End there is no groove, and then prevent arc shaped slider 12 from skidding off arc track.
With reference to Fig. 1-Fig. 7, application method of the invention and principle are：
First, two struts 2 are fixed on centre by connecting portion 22 has on two vertebras 5 of osteotomy, and connecting portion 22 passes through
Bone screws 6 are fixed on vertebra 5, and the operation portion 21 of two struts 2 is open-shaped during installation；
2nd, all lock parts 34 are opened, first rotating shaft 31, the second shaft 32 is allowed to be in rotatable state, casing 33
In adjustable shape can be between arc track 11 and connecting seat 3, between arc shaped slider 12 and connecting seat 3 with rotary state
Casing 33 is sleeved on operating side 21 by state, and operating side 21 is stretched out from casing 33；
3rd, by handle 4 on the operating side 21 that strut 2 is stretched out from casing 33；
4th, the turncap 341 of all lock parts 34 is rotated, allows first rotating shaft 31, the second shaft 32 cannot be with respect to connecting seat 3
It rotates, i.e., is rigid connection between all parts at this time, because rigidly connected relation, during subsequent reset not
It is present with deviation, institute is so as to play good guiding role；
5th, as shown in fig. 7, doctor operates two handles 4, two struts 2 is driven to do relative motion two handles 4, i.e.,
The vertebra 5 that there are osteotomy in two centres is drawn close and is bonded to centre, will be eliminated at osteotomy, so far completes the reset at spinal osteotomy
It is oriented to, doctor continues other surgical procedures after reset.
In conclusion a kind of spinal osteotomy reset guide device of the present invention, can solve in spinal osteotomy operation at osteotomy
The problem of resetting difficulty, position inaccurate.So the present invention effectively overcomes some practical problems of the prior art so as to have
Very high utility value and use meaning.
The principle of the present invention and its effect is only illustrated in the above embodiment, and is not intended to limit the present invention.This hair
It is bright to be improved on the premise of without prejudice to overall thought there are many more aspect, it all can be for those skilled in the art
Without prejudice under the spirit and scope of the present invention, modifications and changes can be carried out to above-described embodiment.Therefore, technical field such as
Middle tool usually intellectual without departing from disclosed spirit and all equivalent modifications for being completed under technological thought or
Change, should be covered by the claim of the present invention.
Claims (7)
1. a kind of spinal osteotomy reset guide device, it is characterised in that：It is described including an arc-shaped slide rail (1) and two struts (2)
The upper end of strut (2) is operating side (21), and lower end is equipped with the connecting portion (22) being connected with human vertebrae, two struts
(2) both ends of the operating side (21) respectively with arc-shaped slide rail (1) are connected；Sleeve (33) is respectively cased on two struts (2), is covered
First rotating shaft (31) is fixedly connected on pipe (33), connecting seat (3), connecting seat are rotatably mounted in first rotating shaft (31)
(3) the second shaft (32) is rotationally equipped on；Second shaft (32) and first rotating shaft (31) are perpendicular, the arc-shaped slide rail
(1) both ends are separately fixed in the second shaft (32), between the first rotating shaft (31) and connecting seat (3), the second shaft
(32) lock part (34) is respectively equipped between connecting seat (3)；
The lock part (34) includes a turncap (341) and a spacing ring (342), the turncap (341) and first rotating shaft (31),
Second shaft (32) be threadedly coupled, the spacing ring (342) slidably but be un-rotatably sleeved on first rotating shaft (31), second turn
On axis (32), and the spacing ring (342) is located between connecting seat (3) and turncap (341), the spacing ring (342) and institute
The protrusion and groove that mutual cooperation is respectively equipped on the end face of connecting seat (3) opposite side are stated, when the turncap (341) is by /V
It is opposite between the connecting seat (3) and first rotating shaft (31), the second shaft (32) when ring (342) is pressed on connecting seat (3)
Rotation is locked up.
2. spinal osteotomy reset guide device according to claim 1, it is characterised in that：The protrusion and groove are tooth form
Structure (343).
3. spinal osteotomy reset guide device according to claim 1, it is characterised in that：The operating side of the strut (2)
(21) handle (4) is also associated on.
4. spinal osteotomy reset guide device according to claim 1, it is characterised in that：The connecting portion (22) is rod-shaped
Structure, the lower end and the centre position of connecting portion (22) of the strut (2) are mutually fixed.
5. spinal osteotomy reset guide device according to claim 4, it is characterised in that：Described two connecting portions (22)
One end is oppositely arranged.
6. spinal osteotomy reset guide device according to claim 5, it is characterised in that：Two connecting portions (22) are opposite
One end is inner end, and the other end is outer end, and the upper end of the strut (2) is tilted to the outer end of connecting portion (22), two struts (2)
After connecting portion (22) is connected with human vertebrae, the operating side (21) of two struts (22) is open-shaped.
7. spinal osteotomy reset guide device according to claim 1, it is characterised in that：The arc-shaped slide rail (1) includes
The inner end of matched arc track (11) and arc shaped slider (12), arc track (11) and arc shaped slider (12), which is mutually slided, matches somebody with somebody
Operating side (21) of the outer end of conjunction, arc track (11) and arc shaped slider (12) respectively with two struts (2) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410619788.4A CN105615965B (en) | 2014-11-05 | 2014-11-05 | Spinal osteotomy reset guide device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410619788.4A CN105615965B (en) | 2014-11-05 | 2014-11-05 | Spinal osteotomy reset guide device |
Publications (2)
| Publication Number | Publication Date |
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| CN105615965A CN105615965A (en) | 2016-06-01 |
| CN105615965B true CN105615965B (en) | 2018-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410619788.4A Active CN105615965B (en) | 2014-11-05 | 2014-11-05 | Spinal osteotomy reset guide device |
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| CN (1) | CN105615965B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110638513A (en) * | 2019-10-09 | 2020-01-03 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Clamping pin structure of controllable restorer |
| CN110960309B (en) * | 2019-12-03 | 2020-09-29 | 吉林大学 | Spine cuts bone resetting guider |
| CN113349907A (en) * | 2021-03-04 | 2021-09-07 | 中国人民解放军总医院第四医学中心 | Osteotomy closure device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202723960U (en) * | 2012-07-27 | 2013-02-13 | 北京纳通科技集团有限公司 | Fracture reduction device |
| CN203059884U (en) * | 2012-11-15 | 2013-07-17 | 寇万红 | Spinal column orthopedic universal sway bracing |
| CN204260804U (en) * | 2014-11-05 | 2015-04-15 | 上海三友医疗器械有限公司 | Spinal osteotomy reset guide device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8277453B2 (en) * | 2009-10-30 | 2012-10-02 | Warsaw Orthopedic, Inc. | Instruments and systems for vertebral column manipulation |
-
2014
- 2014-11-05 CN CN201410619788.4A patent/CN105615965B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202723960U (en) * | 2012-07-27 | 2013-02-13 | 北京纳通科技集团有限公司 | Fracture reduction device |
| CN203059884U (en) * | 2012-11-15 | 2013-07-17 | 寇万红 | Spinal column orthopedic universal sway bracing |
| CN204260804U (en) * | 2014-11-05 | 2015-04-15 | 上海三友医疗器械有限公司 | Spinal osteotomy reset guide device |
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Address after: 201807 Jiading District Jia Tang Road, Shanghai, No. 1988 Applicant after: Shanghai Sanyou medical equipment Limited by Share Ltd Address before: 201807 Jiading District Jia Tang Road, Shanghai, No. 1988 Applicant before: Shanghai Sanyou Medical Devices Co., Ltd. |
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