CN207101353U - A kind of Pedicle Screw Placement on Atlas locator - Google Patents
A kind of Pedicle Screw Placement on Atlas locator Download PDFInfo
- Publication number
- CN207101353U CN207101353U CN201720201561.7U CN201720201561U CN207101353U CN 207101353 U CN207101353 U CN 207101353U CN 201720201561 U CN201720201561 U CN 201720201561U CN 207101353 U CN207101353 U CN 207101353U
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- China
- Prior art keywords
- nail
- connecting portion
- atlas
- guide plate
- guide pipe
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Abstract
The utility model discloses a kind of Pedicle Screw Placement on Atlas locator, including：First guide plate, the second guide plate, first puts nail guide pipe, and second puts nail guide pipe, first connecting portion, second connecting portion, bending section and fixed part；Described first put nail guide pipe and described second put nail guide pipe be respectively equipped with run through put nail channel；Described first, which puts nail guide pipe, is arranged on the first guide plate upper surface；Described second, which puts nail guide pipe, is arranged on the second guide plate upper surface；First guide plate is connected with the first connecting portion；Second guide plate is connected with the second connecting portion；The first connecting portion is connected with the second connecting portion by the bending section；The inner side of the first connecting portion is connected with the inner side of the second connecting portion by the fixed part.Solve the problems, such as that existing nail technology of single-handedly putting easily occurs putting nail position deviation, so as to reduce Operative risk, improve therapeutic effect.
Description
Technical field
It the utility model is related to a kind of Medical screw and put nail field of locating technology, more particularly to a kind of Atlas vertebral pedicle screw
Put nail positioner.
Background technology
Atlas is the important component for forming articulatio atlantoepistrophica, and the neck on human body, neck acted on by external force
Internal muscular tissue can be made to produce uneven drawing to atlas vertebra, cause dislocation of atlas.Skill is fixed in Atlas vertebral pedicle screw
Art is to treat effective medical procedure of dislocation of atlas, is widely used to clinical treatment.
Conventional nail position of putting is divided into two kinds of lateral mass of atlas and arch of posterior atlas, when wherein lateral mass of atlas puts the application of nail technology, shows
Dew entry point easily is caused to damage veniplex the pivot of extensive region and dentata nerve root, and nail technology is put using arch of posterior atlas, will put nail position
Put by moving to arch of posterior atlas on lateral mass of atlas, bleeding can be reduced in operation, and reduce to caused by the injury of C2 nervi vertebralises root
Probability caused by occipitalia pain.
At present, largely using nail is single-handedly put, existing nail method of single-handedly putting predominantly solves Pedicle Screw Placement on Atlas
Cut open mark positioning mode, doctor is judged into nail position by observing the cross section CT scan figure of atlas, can first with abrasive drilling remove into
A nail point cortex of bone, then enters to follow closely the free-hand atlantad pedicle of vertebral arch internal drilling in position and put nail according to set, or single-handedly that pointed cone is straight
Connect and puncture cortex of bone, the internal drilling of atlantad pedicle of vertebral arch and put nail.
However, atlas anatomical structure is complicated, nail is single-handedly put to atlas pedicle of vertebral arch and causes extreme difficulties, single-handedly put nail mainly according to
By the clinical experience of medical personnel, insert during Atlas vertebral pedicle screw that to need manual control to put nail position constant, due to hand
The drawing of musculature by art wound, it is easy to cause single-handedly to put the deviation of nail position, or even screw forwards is entered into canalis spinalis, trigger
Malpractice, while the risk of damage vertebral artery, spinal cord, nerve root and veniplex be present in the deviation for putting nail position.
Utility model content
The utility model provides a kind of Pedicle Screw Placement on Atlas locator, is held with solving existing nail technology of single-handedly putting
Easily there is the problem of putting nail position deviation.
According to embodiment of the present utility model, there is provided a kind of Pedicle Screw Placement on Atlas locator, including：First leads
Plate, the second guide plate, first puts nail guide pipe, and second puts nail guide pipe, first connecting portion, second connecting portion, bending section and fixation
Portion；
Described first put nail guide pipe and described second put nail guide pipe be respectively equipped with run through put nail channel；
Described first puts the upper surface that nail guide pipe is arranged on first guide plate；
Described second puts the upper surface that nail guide pipe is arranged on second guide plate；
First guide plate is connected with the first connecting portion；
Second guide plate is connected with the second connecting portion；
The first connecting portion is connected with the second connecting portion by the bending section；
The inner side of the first connecting portion is connected with the inner side of the second connecting portion by the fixed part.
Preferably, the bending section is U-shape structure.
Preferably, the lower surface of first guide plate and second guide plate is fluted.
Preferably, the described first angle for putting nail guide pipe axial direction and first connecting portion axial direction is 10 ° -15 °, described
Second angle for putting nail guide pipe axial direction and second connecting portion axial direction is 10 ° -15 °.
Preferably, described first put nail guide pipe with described second put nail guide pipe internal diameter be 3mm, length is
10mm。
Preferably, the Pedicle Screw Placement on Atlas locator uses macromolecule resin material.
From above technology, the utility model provides a kind of Pedicle Screw Placement on Atlas locator, including first
Guide plate, the second guide plate, first puts nail guide pipe, and second puts nail guide pipe, first connecting portion, second connecting portion, bending section and solid
Determine portion；First, which puts nail guide pipe and second, puts nail guide pipe and is respectively equipped with the nail channel of putting run through, and first, which puts nail guide pipe, is set
In the first guide plate upper surface, second, which puts nail guide pipe, is arranged on the second guide plate upper surface, and the first guide plate is connected with first connecting portion,
Second guide plate is connected with second connecting portion, and first connecting portion is connected with second connecting portion by the bending section, first connecting portion
Inner side and the inner side of second connecting portion are connected by fixed part；Medical personnel determine to put according to patient's CT scan piece follows closely position, will
Pedicle Screw Placement on Atlas locator is placed on disconnection atlas, and adjustment first puts nail guide pipe and second and puts nail guide pipe to both
Fixation follows closely position, the first guide plate and the fluted side of the second guide plate is bonded with bone face, fixed part is embedded in atlas tubercle, together
When ensure that bending section be bonded with atlas vertebra, fixed Pedicle Screw Placement on Atlas locator, screw is put by first and follows closely guiding
Pipe puts nail guide pipe arrival drilling completion with second and puts nail, screw is accurately inserted precalculated position, so as to reduce Operative risk,
Improve therapeutic effect.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the application, letter will be made to the required accompanying drawing used in embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without having to pay creative labor,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation for Pedicle Screw Placement on Atlas locator that the utility model embodiment provides.
Illustrate：
Wherein：The guide plates of 1- first, the guide plates of 2- second, 3- first put nail guide pipe, and 4- second puts nail guide pipe, and 5- first connects
Socket part, 6- second connecting portions, 7- bending sections, 8- fixed parts.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clear, complete description, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1 is refer to, the figure is the structural representation of Pedicle Screw Placement on Atlas locator.
The Pedicle Screw Placement on Atlas locator that the present embodiment provides includes：First guide plate 1, the second guide plate 2, first puts
Guide pipe 3 is followed closely, second puts nail guide pipe 4, first connecting portion 5, second connecting portion 6, bending section 7 and fixed part 8.Described first puts
Nail guide pipe 3 and described second put nail guide pipe 4 be respectively equipped with run through put nail channel；
Described first, which puts nail guide pipe 3, is arranged on the upper surface of the first guide plate 1；
Described second, which puts nail guide pipe 4, is arranged on the upper surface of the second guide plate 2；
First guide plate 1 is connected with the first connecting portion 5；
Second guide plate 2 is connected with the second connecting portion 6；
The first connecting portion 5 is connected with the second connecting portion 6 by the bending section 7；
The inner side of the first connecting portion 5 is connected with the inner side of the second connecting portion 6 by the fixed part 8.
From above technical scheme, in use, medical personnel determine to put nail position according to patient's CT scan piece, by atlas
Pedicle Screw locator is placed on disconnection atlas, and adjustment described first puts nail guide pipe 3 and described second and puts nail guiding
Pipe 4 to both fixations follow closely position, first guide plate 1 and second guide plate, 2 fluted side is bonded with bone face, will be described solid
Determine portion 8 to be embedded in atlas tubercle, while ensure that the bending section 7 is bonded with atlas vertebra, fixed Pedicle Screw Placement on Atlas
Locator, screw by described first put nail guide pipe 3 and described second put nail guide pipe 4 reach drilling completion put nail, make spiral shell
Nail accurately inserts precalculated position, so as to reduce Operative risk, improves therapeutic effect.
Further, the bending section 7 is U-shape structure；U-shape structure coincide with tuberculum posterius atlantis shape, can during use
It is fitted on tuberculum posterius atlantis, aids in the fixed part 8 to fix Pedicle Screw Placement on Atlas locator, prevent atlas pedicle of vertebral arch
Screw is put nail positioner and rotated in the horizontal direction, and standard is followed closely so as to which putting for Pedicle Screw Placement on Atlas locator be effectively ensured
Exactness.
Preferably, the corner radius of the bending section 7 is 4.8mm-5.2mm；Tied after disclosure satisfy that the atlas of universal patient
The radius parameter of section, so as to which being bonded for the bending section 7 and tuberculum posterius atlantis be effectively ensured, ensure Pedicle Screw Placement on Atlas
The locating effect of locator, makes screw accurately insert precalculated position.
Preferably, the length of the first connecting portion 5 and second connecting portion 6 is 30mm, a width of 14mm-16mm；Can either
Meet being bonded for the guide plate 2 of the first guide plate 1 and second and atlas pedicle of vertebral arch, disclosure satisfy that the bending section 7 and fixed part 8 again
With being bonded for tuberculum posterius atlantis, and the first connecting portion 5 and second connecting portion 6 have one fixed width, can increase and extensive region
The fitting area of vertebra vertebra, so as to ensure the fixed effect of Pedicle Screw Placement on Atlas locator, screw is set accurately to insert pre-
Positioning is put.
Further, the lower surface of first guide plate 1 and second guide plate 2 is fluted；Groove radian and atlas vertebra
Bone is bonded completely, and first guide plate 1 and second guide plate 2 can wrap the rostral and caudal of atlas vertebra, effectively prevent
Pedicle Screw Placement on Atlas locator is subjected to displacement in cephlad-caudal, so as to which Pedicle Screw Placement on Atlas positioning be effectively ensured
Device puts the nail degree of accuracy.
Preferably, the groove radian of first conductor 1 and second conductor 2 is 88 ° -92 °；It disclosure satisfy that and generally suffer from
The bone face parameter of the atlas pedicle of vertebral arch of person, realize the patch of the Pedicle Screw Placement on Atlas locator and patient's atlas pedicle of vertebral arch
Close, effectively prevent Pedicle Screw Placement on Atlas locator to be subjected to displacement in cephlad-caudal, ensure Pedicle Screw Placement on Atlas
Locator puts the nail degree of accuracy.
Further, described first to put nail guide pipe 3 be axially 10 ° -15 ° with the axial angle of first connecting portion 5, institute
It is axially 10 ° -15 ° with the axial angle of second connecting portion 6 to state second and put nail guide pipe 4；Described first puts the nail He of guide pipe 3
Second, which puts nail guide pipe 4, can either ensure to put that nail position is accurate, and and can enough limits the angle of screw entrance, can be effective when putting nail
The using effect avoided extensive region pivot neuropile, improve Pedicle Screw Placement on Atlas locator.
Preferably, described first put nail guide pipe 3 with described second put nail guide pipe 4 internal diameter be 3mm, length is
10mm；The minimum diameter of human body atlas pedicle of vertebral arch is 3mm, so we are fixed from a diameter of 3mm screw, it is supporting to make
It is that 3mm puts nail guide pipe with internal diameter, guarantee meets that universal patient's puts nailing strip part.
Preferably, the Pedicle Screw Placement on Atlas locator is in two by line of symmetry of the line of symmetry of the bending section 7
Side is symmetrical, and a Pedicle Screw Placement on Atlas locator is fixed in realization, and can complete atlas both sides pedicle of vertebral arch simultaneously puts nail
Task, while nail accuracy is put in guarantee, improve again and put nail efficiency.
Preferably, the Pedicle Screw Placement on Atlas locator is made up of 3D printing technique；Doctor is personal by patient
Atlas vertebra data input computer, formulate be adapted to patient Pedicle Screw Placement on Atlas locator parameters, including：
Guide plate groove radian, the diameter of nail guide way is put, put the length of nail guide way, put the angle of nail guide way and guide plate, connector
Length, width and corner radius and fixed body diameter so that Pedicle Screw Placement on Atlas locator and patient extensive region
Vertebra vertebra is bonded completely, prevents relative displacement, so as to ensure to put the accuracy of nail position simultaneously.
Further, the Pedicle Screw Placement on Atlas locator uses macromolecule resin material；Ensure atlas vertebral arch
Root screw puts nail positioner will not make us body fluid and tissue generation pollution and the rejection of body when in use, while increase described first
The groove position of the guide plate 2 of guide plate 1 and second and the surface roughness of fixed part 8, increase and the frictional force of atlas vertebral surface, are carried
The stability of the fixed Pedicle Screw Placement on Atlas locator of height, ensure to put the accuracy of nail position.
From above technical scheme, the present embodiment, which provides a kind of Pedicle Screw Placement on Atlas locator, to be included：First
Guide plate 1, the second guide plate 2, first puts nail guide pipe 3, and second puts nail guide pipe 4, first connecting portion 5, second connecting portion 6, bending
Portion 7 and fixed part 8.Described first put nail guide pipe 3 and described second put nail guide pipe 4 be respectively equipped with run through put nail channel；
Described first, which puts nail guide pipe 3, is arranged on the upper surface of the first guide plate 1；Described second, which puts nail guide pipe 4, is arranged on described the
The upper surface of two guide plate 2；First guide plate 1 is connected with the first connecting portion 5；Second guide plate 2 is connected with described second
Portion 6 connects；The first connecting portion 5 is connected with the second connecting portion 6 by the bending section 7；The first connecting portion 5 it is interior
Side is connected with the inner side of the second connecting portion 6 by the fixed part 8.Doctor puts Pedicle Screw Placement on Atlas locator
In on disconnection atlas, adjustment described first puts nail guide pipe 3 and described second and puts nail guide pipe 4 to both fixations nail position, makes institute
State the first guide plate 1 and second guide plate, 2 fluted side is bonded with bone face, the fixed part 8 is embedded in atlas tubercle, together
When ensure that the bending section 7 is bonded with atlas vertebra, fixed Pedicle Screw Placement on Atlas locator, screw passes through described first
Put nail guide pipe 3 and described second put nail guide pipe 4 reach drilling completion put nail, screw is accurately inserted precalculated position, from
And Operative risk is reduced, improve therapeutic effect.
Those skilled in the art will readily occur to this practicality after considering specification and putting into practice utility model disclosed herein
New other embodiments.The application is intended to any modification, purposes or adaptations of the present utility model, these
Modification, purposes or adaptations follow general principle of the present utility model and including undocumented skills of the utility model
Common knowledge or conventional techniques in art field.Description and embodiments be considered only as it is exemplary, it is of the present utility model
True scope and spirit are pointed out by following claim.
It should be appreciated that the accurate knot that the utility model is not limited to be described above and is shown in the drawings
Structure, and various modifications and changes can be being carried out without departing from the scope.The scope of the utility model only will by appended right
Ask to limit.
Claims (6)
- A kind of 1. Pedicle Screw Placement on Atlas locator, it is characterised in that including：First guide plate (1), the second guide plate (2), the One puts nail guide pipe (3), and second puts nail guide pipe (4), first connecting portion (5), second connecting portion (6), bending section (7) and fixes Portion (8)；Described first put nail guide pipe (3) and described second put follow closely guide pipe (4) be equipped with run through put nail channel；Described first puts the upper surface that nail guide pipe (3) is arranged on first guide plate (1)；Described second puts the upper surface that nail guide pipe (4) is arranged on second guide plate (2)；First guide plate (1) is connected with the first connecting portion (5)；Second guide plate (2) is connected with the second connecting portion (6)；The first connecting portion (5) is connected with the second connecting portion (6) by the bending section (7)；The inner side of the first connecting portion (5) is connected with the inner side of the second connecting portion (6) by the fixed part (8).
- 2. Pedicle Screw Placement on Atlas locator according to claim 1, it is characterised in that the bending section (7) is U Type structure.
- 3. Pedicle Screw Placement on Atlas locator according to claim 1, it is characterised in that first guide plate (1) It is fluted with the lower surface of second guide plate (2).
- 4. Pedicle Screw Placement on Atlas locator according to claim 1, it is characterised in that described first, which puts nail, is oriented to It is 10 ° -15 ° to manage the angle of (3) axially with the first connecting portion (5) axial direction, and described second puts nail guide pipe (4) axial direction and institute The angle for stating second connecting portion (6) axial direction is 10 ° -15 °.
- 5. Pedicle Screw Placement on Atlas locator according to claim 1, it is characterised in that described first, which puts nail, is oriented to Pipe (3) is 3mm with the described second interior diameter for putting nail guide pipe (4), and length is 10mm.
- 6. Pedicle Screw Placement on Atlas locator according to claim 1, it is characterised in that the atlas pedicle of vertebral arch screw Nail puts nail positioner and uses macromolecule resin material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720201561.7U CN207101353U (en) | 2017-03-03 | 2017-03-03 | A kind of Pedicle Screw Placement on Atlas locator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720201561.7U CN207101353U (en) | 2017-03-03 | 2017-03-03 | A kind of Pedicle Screw Placement on Atlas locator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207101353U true CN207101353U (en) | 2018-03-16 |
Family
ID=61596441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720201561.7U Expired - Fee Related CN207101353U (en) | 2017-03-03 | 2017-03-03 | A kind of Pedicle Screw Placement on Atlas locator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207101353U (en) |
-
2017
- 2017-03-03 CN CN201720201561.7U patent/CN207101353U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20190303 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |