CN206651867U - Treat the fixator of protrusion of lumber intervertebral disc - Google Patents
Treat the fixator of protrusion of lumber intervertebral disc Download PDFInfo
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- CN206651867U CN206651867U CN201621242928.1U CN201621242928U CN206651867U CN 206651867 U CN206651867 U CN 206651867U CN 201621242928 U CN201621242928 U CN 201621242928U CN 206651867 U CN206651867 U CN 206651867U
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- China
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- guide plate
- screw
- locking cap
- pedicle screw
- connecting pole
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Abstract
Treat the fixator of protrusion of lumber intervertebral disc,Including upper pedicle screw,Lower pedicle screw,Lateral joint is dashed forward screw,Triangle fixed mount,Screw guide cylinder and guide plate,Triangle fixed mount includes upper locking cap,Lower locking cap,The oblique locking cap in left side,Upper lateral connection post,The oblique connecting pole of vertical connecting pole and left side down,The left end of upper lateral connection post is fixedly connected with the oblique locking cap in left side,The right-hand member of upper lateral connection post is fixedly connected with upper locking cap,The upper end of vertical connecting pole is fixedly connected with upper locking cap down,The lower end of vertical connecting pole is fixedly connected with lower locking cap down,The lower end of the oblique connecting pole in left side is fixedly connected with lower locking cap,The upper end of the oblique connecting pole in left side is fixedly connected with the oblique locking cap in left side,Upper pedicle screw,Lower pedicle screw and the prominent screw of lateral joint form stable triangular fixed relationship,Reach the purpose of fixation,Realize Minimally Invasive Surgery,Procedure efficiency greatly improves.
Description
Technical field
It the utility model is related to a kind of fixator for treating protrusion of lumber intervertebral disc.
Background technology
As modern society's life mode changes, the long-term sedentary of office clan, cause the protrasion of the lumbar intervertebral disci, disk source property
The disease such as pain in the back and lumbar instability is more and more.If expectant treatment is invalid, it is necessary to operative treatment.Lumbar spinal fusion extensive use
The diseases such as the protrasion of the lumbar intervertebral disci, disk source property pain in the back and lumbar instability are treated, the fixator for needing intensity high in therapeutic process is consolidated
Fixed, existing fixator is made up of two simple screws and a very thin conventional metals rod, and this traditional classics are fixed
Mode is not very firm, and needs all to peel off the bilateral muscle of human body, is then fixed respectively by two groups of fixators,
Bear patient painful larger, Minimally Invasive Surgery can not be realized, screw easily wanders off when screwing in fixed, and accuracy rate is not high, holds
Easily put by mistake, cause spinal cord, nerve root equivalent damage.
The content of the invention
For above-mentioned technical problem, the utility model provides a kind of:Fixation, side muscle, which are peeled off, can be achieved
The painful smaller, screw that fixed, patient bears is inserted the treatment lumbar vertebrae that accuracy rate is high, is not easy to put and can realize Minimally Invasive Surgery by mistake between
The fixator that disk protrudes.
In order to solve the above technical problems, the utility model uses following technical scheme:Treat the fixation of protrusion of lumber intervertebral disc
Device, including upper pedicle screw, lower pedicle screw, lateral joint prominent screw, triangle fixed mount, screw guide cylinder and guide plate,
The triangle fixed mount includes upper locking cap, lower locking cap, the oblique locking cap in left side, upper lateral connection post, lower vertical connection
The oblique connecting pole of post and left side, distribution triangular in shape between fixed cap, lower locking cap and left side locking cap, it is described on
The left end of lateral connection post is fixedly connected with the oblique locking cap in left side, and the right-hand member of the upper lateral connection post is fixed with upper locking cap
Connection, the upper end of the lower vertical connecting pole are fixedly connected with upper locking cap, the lower end of the lower vertical connecting pole and lower fixation
Cap is fixedly connected, and the lower end of the oblique connecting pole in left side is fixedly connected with lower locking cap, the oblique connecting pole in left side it is upper
End is fixedly connected with the oblique locking cap in left side, and the outer ring of fixed cap is provided with upper locking cap external screw thread, fixed
The endoporus of cap is provided with upper locking cap internal thread, and the outer ring of the lower locking cap is provided with lower locking cap external screw thread, described lower solid
The endoporus for determining cap is provided with lower locking cap internal thread, and the outer ring of the oblique locking cap in left side is provided with outside the oblique locking cap in left side
Screw thread, the endoporus of the oblique locking cap in left side are provided with the oblique locking cap internal thread in left side, and the upper pedicle screw includes
Upper pedicle screw cancellous bone self tapping section and upper pedicle screw canned paragraph, the top of the upper pedicle screw canned paragraph are provided with
Upper pedicle screw countersunk head inner hexagonal hole, the upper pedicle screw cancellous bone self tapping section are provided with outside upper pedicle screw self tapping
Screw thread, the upper pedicle screw canned paragraph are provided with upper pedicle screw and fix external screw thread, and the upper pedicle screw is fixed
External screw thread matches with upper locking cap internal thread, and the lower pedicle screw includes lower pedicle screw cancellous bone self tapping section with
Pedicle screw canned paragraph, the top of the lower pedicle screw canned paragraph are provided with lower pedicle screw countersunk head inner hexagonal hole, institute
State lower pedicle screw cancellous bone self tapping section and be provided with lower pedicle screw from external threading, the lower pedicle screw canned paragraph
It is provided with lower pedicle screw and fixes external screw thread, the lower pedicle screw fixes external screw thread and lower locking cap internal thread phase
Match somebody with somebody, the prominent screw of the lateral joint includes the prominent screw cancellous bone self tapping section of lateral joint and the prominent screw canned paragraph of lateral joint, and the side is closed
The top of the prominent screw canned paragraph of section is provided with the prominent screw countersunk head inner hexagonal hole of lateral joint, the prominent screw cancellous bone self tapping section of the lateral joint
The prominent screw of lateral joint is provided with to be provided with the prominent screw of lateral joint from external threading, the prominent screw canned paragraph of the lateral joint and fix outer spiral shell
Line, the prominent screw of the lateral joint are fixed external screw thread and matched with the oblique locking cap internal thread in left side, the upper pedicle screw pine
The length of matter bone self tapping section be more than upper pedicle screw canned paragraph length, the upper pedicle screw cancellous bone self tapping section it is big
It is less than the size of upper pedicle screw canned paragraph, the size of the upper pedicle screw cancellous bone self tapping section is less than upper locking cap
Endoporus size, the length of the lower pedicle screw cancellous bone self tapping section is more than the length of lower pedicle screw canned paragraph,
The size of the lower pedicle screw cancellous bone self tapping section is less than the size of lower pedicle screw canned paragraph, the lower pedicle of vertebral arch screw
Follow closely size of the size less than the endoporus of lower locking cap of cancellous bone self tapping section, the length of the prominent screw cancellous bone self tapping section of the lateral joint
Degree is more than the length of the prominent screw canned paragraph of lateral joint, and the size of the prominent screw cancellous bone self tapping section of the lateral joint is dashed forward less than lateral joint
The size of screw canned paragraph, the size of the prominent screw cancellous bone self tapping section of the lateral joint are less than the endoporus of the oblique locking cap in left side
Size, the screw guide cylinder include positioning section screw guide cylinder and construction section screw guide cylinder, and the construction section screw is oriented to
The length of cylinder is more than the length of positioning section screw guide cylinder, and the size of the construction section screw guide cylinder is led more than positioning section screw
To the size of cylinder, the endoporus of the construction section screw guide cylinder is provided with construction section screw guide cylinder internal thread, the positioning section
The endoporus of screw guide cylinder is provided with positioning section screw guide cylinder internal thread, the upper pedicle screw fix external screw thread with it is upper solid
Determine cap internal thread to match, the lower pedicle screw is fixed external screw thread and with lower locking cap internal thread matched, the lateral joint
Prominent screw is fixed external screw thread and matched with the oblique locking cap internal thread in left side, the upper pedicle screw fixation external screw thread, described
Lower pedicle screw fixes external screw thread and lateral joint is dashed forward screw fixes external screw thread with positioning section screw guide cylinder internal thread phase
Match somebody with somebody, fixed cap external screw thread, the oblique locking cap external screw thread of lower locking cap external screw thread and left side are oriented to construction section screw
Cylinder internal thread matches, and the guide plate is provided with guide plate oblique through hole, the upper vertebra on the left of through hole, guide plate lower through-hole and guide plate
Pedicle screw cancellous bone self tapping section may pass through through hole on guide plate, and the lower pedicle screw cancellous bone self tapping section may pass through under guide plate
Through hole, the prominent screw cancellous bone self tapping section of the lateral joint may pass through oblique through hole on the left of guide plate, and the guide plate includes upper guide plate, a left side
Bottom guide and bottom right guide plate, it is detachably connected between the upper guide plate, lower-left guide plate and bottom right guide plate three, on the guide plate
Through hole is located on the junction between upper guide plate, lower-left guide plate and bottom right guide plate three, and the guide plate lower through-hole is located at lower-left
On junction between guide plate and bottom right guide plate, company of the oblique through hole between upper guide plate and lower-left guide plate on the left of the guide plate
Connecing in place, the bottom of fixed cap is provided with upper locking cap flange collar, and the bottom of the lower locking cap is provided with lower locking cap flange collar,
Through hole is provided with the recessed circle of through hole on guide plate on the guide plate, and the guide plate lower through-hole is provided with the recessed circle of guide plate lower through-hole, it is described on
Locking cap flange collar matches with the recessed circle of through hole on guide plate, and the lower locking cap flange collar matches with the recessed circle of guide plate lower through-hole, described
Lower-left guide plate is provided with the first lower-left guide plate grab and the second lower-left guide plate grab, and the bottom right guide plate is provided with bottom right guide plate card
Hook, bottom right guide plate hole clipping and bottom right guide plate removal hole, the upper guide plate are provided with the first upper guide plate hole clipping, the second upper guide plate card
Hole, the first upper guide plate removal hole and the second upper guide plate removal hole, the first lower-left guide plate grab and the first upper guide plate hole clipping phase
Coordinate, the second lower-left guide plate grab is engaged with bottom right guide plate hole clipping, the bottom right guide plate grab and the second upper guide plate card
Hole is engaged, and the bottom right guide plate hole clipping connects with bottom right guide plate removal hole, and the first upper guide plate hole clipping on first with leading
Plate removal hole connects, and the second upper guide plate hole clipping connects with the second upper guide plate removal hole.
The beneficial effect of fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model is:Guide plate is placed on during use
With patient, the compactness of guide plate is higher, and positioning is more accurate, and triangle fixed mount is arranged on guide plate, triangle fixed mount
On upper locking cap flange collar insertion guide plate in the recessed circle of through hole, lead under the lower locking cap flange collar insertion guide plate on triangle fixed mount
In the recessed circle in hole, realize that the positioning of triangle fixed mount will not be subjected to displacement,
When upper pedicle screw is fixed on lumbar vertebrae, first screw guide cylinder is arranged on upper locking cap, screw guide cylinder
It is to coordinate to realize that screw guide cylinder is fixed with upper locking cap external screw thread by construction section screw guide cylinder internal thread, then by upper vertebra
Pedicle screw on screw guide cylinder, fix external screw thread and match with positioning section screw guide cylinder internal thread by upper pedicle screw
Close, pedicle screw moves down along screw guide cylinder in formation, pedicle screw is not wandered off when screwing in fixed, accurate
True rate greatly improves, and will not by mistake put, avoid spinal cord, nerve root equivalent damage, after upper pedicle screw is screwed into bottom soon, upper pedicle of vertebral arch screw
The fixed external screw thread of nail depart from positioning section screw guide cylinder internal thread and with upper locking cap screw-internal thread fit, realize that pedicle screw is consolidated
Finally screw guide cylinder is pulled down from upper locking cap, similarly descends pedicle screw and side on triangle fixed mount in Dingan County
Interarticular screw also in this way, will not be wandered off when realizing and screwing in fixed when fixed, accuracy rate greatly improves, and will not be missed
Put, pedicle screw countersunk head inner hexagonal hole, lower pedicle screw countersunk head inner hexagonal hole and lateral joint are dashed forward in screw countersunk head in setting
Hexagon ring is easier for installation,
After upper pedicle screw, lower pedicle screw and lateral joint dash forward screw all on triangle fixed mount,
Guide plate is pulled down, and is opened the first lower-left guide plate grab top from the first upper guide plate removal hole insertion fine needle during dismounting so that the first lower-left
Guide plate grab and the first upper guide plate hole clipping release locking, and fine needle is inserted by bottom right guide plate grab top from the second upper guide plate removal hole
Open so that bottom right guide plate grab and the second upper guide plate hole clipping release locking, left by second from bottom right guide plate removal hole insertion fine needle
Open on bottom guide grab top so that the second lower-left guide plate grab releases locking with bottom right guide plate hole clipping, is led so as to which guide plate be divided into
Plate, lower-left guide plate and the dismounting of bottom right guide plate, can so be positioned, and and can, which avoids guide plate from staying in patient body, to be influenceed body and be good for
Health,
It should also be noted that, the side muscle of human body need to only be peeled off, you can realize fixed and lateral solid up and down
It is fixed, realized by upper pedicle screw and lower pedicle screw and fixed up and down, entering the prominent screw of lateral joint by a side realizes side
To fixation, the prominent screw of upper pedicle screw, lower pedicle screw and lateral joint is connected by triangle fixed mount, forms three
The stable fixed relationship in angle, reaches the purpose of fixation, realizes Minimally Invasive Surgery, substantially reduce the pain that patient bears, perform the operation
Efficiency greatly improves.
Further include it is upper reinforcing nut, it is lower reinforcing nut and side reinforce nut, it is described it is upper reinforcing nut with, it is described on
Reinforce nut, lower reinforcing nut and side to reinforce on nut and be equipped with countersunk head inner hexagonal hole, the upper reinforcing nut and upper locking cap
It is engaged, the lower reinforcing nut is engaged with lower locking cap, and the side reinforces nut and is engaged with the oblique locking cap in left side, makes
Obtain to install respectively on upper locking cap, the oblique locking cap of lower locking cap and left side and reinforce nut, lower reinforcing nut and side reinforcing
Intensity is higher after nut.
Further the guide plate turns up paster provided with upper arc and arc lower turns up paster so that guide plate compactness is more
Height, locating effect are more preferable.
Further the upper lateral connection post includes square upper lateral connection post and semicircle upper lateral connection post, described
With being fixedly connected at the top of square upper lateral connection post, the lower vertical connecting pole includes for the bottom of lateral connection post in semicircle
Square lower vertical connecting pole and it is semicircle under vertical connecting pole, it is described it is semicircle under vertical connecting pole bottom with it is square lower vertical
It is fixedly connected at the top of connecting pole, the oblique connecting pole in left side includes vertically connecting under the oblique connecting pole in square left side and semicircle
Connect post, the semi-circular left skew back to the bottom of connecting pole with being fixedly connected at the top of the oblique connecting pole in square left side, this knot
Structure make it that the bulk strength of triangle fixed mount is higher.
The utility model will be further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is upper pedicle screw, the lower pedicle of vertebral arch of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
One of structural representation of screw, lateral joint prominent screw, triangle fixed mount and guide plate;
Fig. 2 is upper pedicle screw, the lower pedicle of vertebral arch of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
The two of the structural representation of screw, lateral joint prominent screw, triangle fixed mount and guide plate;
Fig. 3 is upper pedicle screw, the lower pedicle of vertebral arch of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
Screw, lateral joint are dashed forward one of the structural representation of screw, triangle fixed mount, screw guide cylinder and guide plate;
Fig. 4 is upper pedicle screw, the lower pedicle of vertebral arch of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
Screw, lateral joint dash forward screw, triangle fixed mount, screw guide cylinder and guide plate structural representation two;
Fig. 5 is upper pedicle screw, the lower pedicle of vertebral arch of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
The prominent screw of screw, lateral joint, triangle fixed mount, the upper structural representation reinforced nut, lower reinforcing nut and side and reinforce nut;
Fig. 6 is the structural representation of the triangle fixed mount of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
One of figure;
Fig. 7 is the structural representation of the triangle fixed mount of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
The two of figure;
Fig. 8 is one of structural representation of guide plate of fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model;
Fig. 9 is the two of the structural representation of the guide plate of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model;
Figure 10 is the structural representation of the screw guide cylinder of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
One of figure;
Figure 11 is the structural representation of the screw guide cylinder of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model
The two of figure;
Figure 12 is that the structure of the upper pedicle screw of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model is shown
It is intended to;
Figure 13 is that the structure of the lower pedicle screw of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model is shown
It is intended to;
Figure 14 is that the structure of the prominent screw of lateral joint of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model is shown
It is intended to.
Embodiment
As shown in Fig. 1 to Figure 14, the embodiment of the fixator for the treatment of protrusion of lumber intervertebral disc provided by the utility model, including
Upper pedicle screw 1, lower pedicle screw 2, lateral joint prominent screw 3, triangle fixed mount 4, screw guide cylinder 5 and guide plate 6, institute
Stating triangle fixed mount 4 includes upper locking cap 7, lower locking cap 8, the oblique locking cap 9 in left side, upper lateral connection post 10, lower vertical
The oblique connecting pole 12 of connecting pole 11 and left side, it is in three between fixed cap 7, the oblique locking cap 9 of lower locking cap 8 and left side
Angular distribution, the left end locking cap 9 oblique with left side of the upper lateral connection post 10 are fixedly connected, the upper lateral connection post 10
Right-hand member be fixedly connected with upper locking cap 7, the upper end of the lower vertical connecting pole 11 is fixedly connected with upper locking cap 7, under described
The lower end of vertical connecting pole 11 is fixedly connected with lower locking cap 8, and the lower end of the oblique connecting pole 12 in left side and lower locking cap 8 are solid
Fixed connection, the upper end locking cap 9 oblique with left side of the oblique connecting pole 12 in left side are fixedly connected, outside fixed cap 7
Circle is provided with upper locking cap external screw thread 13, and the endoporus of fixed cap 7 is provided with upper locking cap internal thread 14, the lower fixation
The outer ring of cap 8 is provided with lower locking cap external screw thread 15, and the endoporus of the lower locking cap 8 is provided with lower locking cap internal thread 16, institute
The outer ring for stating the oblique locking cap 9 in left side is provided with the oblique locking cap external screw thread 17 in left side, the endoporus of the oblique locking cap 9 in left side
The oblique locking cap internal thread 18 in left side is provided with, the upper pedicle screw 1 includes upper pedicle screw cancellous bone self tapping section 19
With upper pedicle screw canned paragraph 20, the top of the upper pedicle screw canned paragraph 20 is provided with six in upper pedicle screw countersunk head
Corner apertures 21, the upper pedicle screw cancellous bone self tapping section 19 are provided with upper pedicle screw from external threading 22, the upper vertebra
Pedicle screw canned paragraph 20 is provided with upper pedicle screw and fixes external screw thread 23, the upper pedicle screw fix external screw thread 23 with
Upper locking cap internal thread 14 matches, and the lower pedicle screw 2 includes lower pedicle screw cancellous bone self tapping section 24 and lower vertebra
Pedicle screw canned paragraph 25, the top of the lower pedicle screw canned paragraph 25 are provided with lower pedicle screw countersunk head inner hexagonal hole
26, the lower pedicle screw cancellous bone self tapping section 24 is provided with lower pedicle screw from external threading 27, the lower pedicle of vertebral arch
Screw canned paragraph 25 is provided with lower pedicle screw and fixes external screw thread 28, the lower pedicle screw fix external screw thread 28 with it is lower solid
Determine cap internal thread 16 to match, the prominent screw 3 of the lateral joint includes the prominent screw cancellous bone self tapping section 29 of lateral joint and lateral joint is dashed forward
Screw canned paragraph 30, the top of the prominent screw canned paragraph 30 of the lateral joint are provided with the prominent screw countersunk head inner hexagonal hole 31 of lateral joint, institute
The prominent screw cancellous bone self tapping section 29 of lateral joint is stated provided with the prominent screw of lateral joint from external threading 32, the prominent screw of the lateral joint to consolidate
Determine section 30 and fix external screw thread 33 provided with the prominent screw of lateral joint, the prominent screw of the lateral joint fixes external screw thread 33 and left side is oblique solid
Determine cap internal thread 18 to match, the length of the upper pedicle screw cancellous bone self tapping section 19 is more than upper pedicle screw canned paragraph
20 length, the size of the upper pedicle screw cancellous bone self tapping section 19 are less than the size of upper pedicle screw canned paragraph 20,
The size of the upper pedicle screw cancellous bone self tapping section 19 is less than the size of the endoporus of upper locking cap 7, the lower pedicle of vertebral arch screw
The length for following closely cancellous bone self tapping section 24 is more than the length of lower pedicle screw canned paragraph 25, and the lower pedicle screw cancellous bone is certainly
Attack section 24 size be less than lower pedicle screw canned paragraph 25 size, the lower pedicle screw cancellous bone self tapping section 24 it is big
It is less than the size of the endoporus of lower locking cap 8, the length of the prominent screw cancellous bone self tapping section 29 of the lateral joint is dashed forward more than lateral joint
The length of screw canned paragraph 30, the size of the prominent screw cancellous bone self tapping section 29 of the lateral joint are less than the prominent screw canned paragraph of lateral joint
30 size, the size of the prominent screw cancellous bone self tapping section 29 of the lateral joint are less than the size of the endoporus of the oblique locking cap 9 in left side,
The screw guide cylinder 5 includes positioning section screw guide cylinder 34 and construction section screw guide cylinder 35, and the construction section screw is oriented to
The length of cylinder 35 is more than the length of positioning section screw guide cylinder 34, and the size of the construction section screw guide cylinder 35 is more than positioning section
The size of screw guide cylinder 34, the endoporus of the construction section screw guide cylinder 35 are provided with construction section screw guide cylinder internal thread
36, the endoporus of the positioning section screw guide cylinder 34 is provided with positioning section screw guide cylinder internal thread 37, the upper pedicle of vertebral arch screw
The fixed external screw thread 23 of nail matches with upper locking cap internal thread 14, and the lower pedicle screw fixes external screw thread 28 and lower locking cap
Internal thread 16 matches, and the prominent screw of the lateral joint is fixed external screw thread 33 and matched with the oblique locking cap internal thread 18 in left side, institute
State pedicle screw and fix external screw thread 23, the lower pedicle screw fixation external screw thread 28 and the outer spiral shell of the prominent screw fixation of lateral joint
Line 33 matches with positioning section screw guide cylinder internal thread 37, fixed cap external screw thread 23, lower locking cap external screw thread 28
Match with the oblique locking cap external screw thread 33 in left side with construction section screw guide cylinder internal thread 36, the guide plate 6 is provided with and led
Oblique through hole 40 on the left of through hole 38, guide plate lower through-hole 39 and guide plate on plate, the upper pedicle screw cancellous bone self tapping section 19 can
Through hole 38 on through guide plate, the lower pedicle screw cancellous bone self tapping section 24 may pass through guide plate lower through-hole 39, the lateral joint
Prominent screw cancellous bone self tapping section 29 may pass through oblique through hole 40 on the left of guide plate, and the guide plate 6 includes upper guide plate 41, lower-left guide plate 42
With bottom right guide plate 43, it is detachably connected between the upper guide plate 41, lower-left guide plate 42 and the three of bottom right guide plate 43, the guide plate
Upper through hole 38 is located on the junction between upper guide plate 41, lower-left guide plate 42 and the three of bottom right guide plate 43, leads under the guide plate
Hole 39 is on the junction between lower-left guide plate 42 and bottom right guide plate 43, and oblique through hole 40 is located at upper guide plate on the left of the guide plate
On junction between 41 and lower-left guide plate 42, the bottom of fixed cap 7 is provided with upper locking cap flange collar 44, the lower fixation
The bottom of cap 8 is provided with lower locking cap flange collar 45, and through hole 38 is provided with the recessed circle 46 of through hole on guide plate on the guide plate, under the guide plate
Through hole 39 is provided with the recessed circle 47 of guide plate lower through-hole, and the recessed circle of through hole matches 46 on fixed cap flange collar 44 and guide plate, described
The recessed circle of lower locking cap flange collar 45 and guide plate lower through-hole matches 47, and the lower-left guide plate 42 is provided with the first lower-left guide plate grab 48
With the second lower-left guide plate grab 49, the bottom right guide plate 43 is provided with bottom right guide plate grab 50, bottom right guide plate hole clipping 51 and bottom right
Guide plate removal hole 52, the upper guide plate 41 are provided with the first upper guide plate hole clipping 53, the second upper guide plate hole clipping 54, the first upper guide plate and torn open
The upper guide plate removal hole 56 of hole 55 and second is unloaded, the first lower-left guide plate grab 48 is engaged with the first upper guide plate hole clipping 53, institute
State the second lower-left guide plate grab 49 to be engaged with bottom right guide plate hole clipping 51, the bottom right guide plate grab 50 and the second upper guide plate hole clipping
54 are engaged, and the bottom right guide plate hole clipping 51 connects with bottom right guide plate removal hole 52, the first upper guide plate hole clipping 53 and
One upper guide plate removal hole 55 connects, and the second upper guide plate hole clipping 54 connects with the second upper guide plate removal hole 56, including upper
Reinforce nut 57, lower reinforcing nut 58 and side and reinforce nut 59, upper reinforcing nut 57, lower reinforcing nut 58 and the side reinforce spiral shell
Be equipped with countersunk head inner hexagonal hole on cap 59, the upper reinforcing nut 57 is engaged with upper locking cap 7, the lower reinforcing nut 58 and
Lower locking cap 8 is engaged, and the side reinforces the locking cap 9 oblique with left side of nut 59 and is engaged, and the guide plate 6 is provided with upper arc
Turn up paster 60 and arc lower turns up paster 61, the upper lateral connection post 10 includes square upper lateral connection post 62 and semicircle
Upper lateral connection post 63, the bottom of the semicircle upper lateral connection post 63 and the top of square upper lateral connection post 62 are fixed and connected
Connect, the lower vertical connecting pole 11 includes vertical connecting pole 65 under square lower vertical connecting pole 64 and semicircle, the semicircle
The bottom of vertical connecting pole 65 is fixedly connected with the top of square lower vertical connecting pole 64 down, and the oblique connecting pole 12 in left side wraps
Include the oblique connecting pole 66 in square left side and it is semicircle under vertical connecting pole 67, the semi-circular left skew back is to the bottom of connecting pole 67
The top of connecting pole 66 oblique with square left side is fixedly connected.
As needed, specific embodiment of the present utility model is disclosed herein, it will be appreciated that the disclosed embodiments
Simply demonstrate the utility model, the utility model there can be different and alternative form to implement.Accompanying drawing is not necessarily drawn to scale.Cause
This, concrete structure and function detail disclosed herein are understood not in a limiting sense, but are only used as representative base
Plinth implements the utility model to instruct those skilled in the art to use.It is common based on the embodiment in the utility model, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the utility model protection
Scope.
Claims (5)
1. treat the fixator of protrusion of lumber intervertebral disc, it is characterised in that:Including upper pedicle screw (1), lower pedicle screw
(2), lateral joint prominent screw (3), triangle fixed mount (4), screw guide cylinder (5) and guide plate (6), the triangle fixed mount
(4) upper locking cap (7), lower locking cap (8), the oblique locking cap in left side (9), upper lateral connection post (10), lower vertical connection are included
The oblique connecting pole of post (11) and left side (12), fixed cap (7), the oblique locking cap of lower locking cap (8) and left side (9) it
Between distribution triangular in shape, the left end of the upper lateral connection post (10) is fixedly connected with the oblique locking cap in left side (9), the upper horizontal stroke
It is fixedly connected to the right-hand member of connecting pole (10) with upper locking cap (7), the upper end of the lower vertical connecting pole (11) and upper locking cap
(7) it is fixedly connected, the lower end of the lower vertical connecting pole (11) is fixedly connected with lower locking cap (8), the oblique connection in left side
The lower end of post (12) is fixedly connected with lower locking cap (8), upper end and the oblique fixation in left side of the oblique connecting pole in left side (12)
Cap (9) is fixedly connected, and the outer ring of fixed cap (7) is provided with upper locking cap external screw thread (13), fixed cap (7)
Endoporus is provided with upper locking cap internal thread (14), and the outer ring of the lower locking cap (8) is provided with lower locking cap external screw thread (15), institute
The endoporus for stating lower locking cap (8) is provided with lower locking cap internal thread (16), and the outer ring of the oblique locking cap in left side (9) is provided with
The oblique locking cap external screw thread (17) in left side, the endoporus of the oblique locking cap in left side (9) are provided with spiral shell in the oblique locking cap in left side
Line (18), the upper pedicle screw (1) includes upper pedicle screw cancellous bone self tapping section (19) and upper pedicle screw is fixed
Section (20), the top of the upper pedicle screw canned paragraph (20) is provided with upper pedicle screw countersunk head inner hexagonal hole (21), described
Upper pedicle screw cancellous bone self tapping section (19) is provided with upper pedicle screw from external threading (22), the upper pedicle screw
Canned paragraph (20) is provided with upper pedicle screw and fixes external screw thread (23), the upper pedicle screw fix external screw thread (23) with it is upper
Locking cap internal thread (14) matches, the lower pedicle screw (2) include lower pedicle screw cancellous bone self tapping section (24) and
Lower pedicle screw canned paragraph (25), the top of the lower pedicle screw canned paragraph (25) are provided with lower pedicle screw countersunk head
Hexagon ring (26), the lower pedicle screw cancellous bone self tapping section (24) are provided with lower pedicle screw from external threading (27),
The lower pedicle screw canned paragraph (25) is provided with lower pedicle screw and fixes external screw thread (28), and the lower pedicle screw is consolidated
Determine external screw thread (28) with lower locking cap internal thread (16) to match, the lateral joint dash forward screw (3) include lateral joint dash forward screw pine
Matter bone self tapping section (29) and the prominent screw canned paragraph (30) of lateral joint, the top of the prominent screw canned paragraph (30) of the lateral joint are provided with side
Interarticular screw countersunk head inner hexagonal hole (31), the lateral joint dash forward screw cancellous bone self tapping section (29) provided with the prominent screw of lateral joint
From external threading (32), the lateral joint dashes forward screw canned paragraph (30) provided with the prominent screw fixation external screw thread (33) of lateral joint, institute
State prominent screw fixation external screw thread (33) the locking cap internal thread (18) oblique with left side of lateral joint to match, the upper pedicle screw
The length of cancellous bone self tapping section (19) is more than the length of upper pedicle screw canned paragraph (20), the upper pedicle screw cancellous bone
The size of self tapping section (19) is less than the size of upper pedicle screw canned paragraph (20), the upper pedicle screw cancellous bone self tapping section
(19) size is less than the size of the endoporus of upper locking cap (7), the length of the lower pedicle screw cancellous bone self tapping section (24)
More than the length of lower pedicle screw canned paragraph (25), under the size of the lower pedicle screw cancellous bone self tapping section (24) is less than
The size of pedicle screw canned paragraph (25), the size of the lower pedicle screw cancellous bone self tapping section (24) are less than lower locking cap
(8) size of endoporus, the length of the prominent screw cancellous bone self tapping section (29) of the lateral joint are more than the prominent screw canned paragraph of lateral joint
(30) length, the size of the prominent screw cancellous bone self tapping section (29) of the lateral joint are less than the prominent screw canned paragraph (30) of lateral joint
Size, the size of the prominent screw cancellous bone self tapping section (29) of the lateral joint are less than the size of the endoporus of the oblique locking cap in left side (9),
The screw guide cylinder (5) includes positioning section screw guide cylinder (34) and construction section screw guide cylinder (35), the construction section spiral shell
Follow closely guide cylinder (35) length be more than positioning section screw guide cylinder (34) length, the construction section screw guide cylinder (35) it is big
The small size more than positioning section screw guide cylinder (34), the endoporus of the construction section screw guide cylinder (35) are provided with construction section spiral shell
Guide cylinder internal thread (36) is followed closely, the endoporus of the positioning section screw guide cylinder (34) is provided with positioning section screw guide cylinder internal thread
(37), the upper pedicle screw is fixed external screw thread (23) and matched with upper locking cap internal thread (14), the lower pedicle of vertebral arch screw
Follow closely fixed external screw thread (28) with lower locking cap internal thread (16) to match, the prominent screw of the lateral joint fixes external screw thread (33) and a left side
Skew back matches to locking cap internal thread (18), and the upper pedicle screw fixes external screw thread (23), the lower pedicle screw
Fixed external screw thread (28) and lateral joint dash forward screw fixation external screw thread (33) with positioning section screw guide cylinder internal thread (37) phase
Match somebody with somebody, fixed cap external screw thread (23), the oblique locking cap external screw thread (33) of lower locking cap external screw thread (28) and left side with peace
Dress section screw guide cylinder internal thread (36) matches, and the guide plate (6) is provided with through hole (38), guide plate lower through-hole (39) on guide plate
Through hole on guide plate (38) is may pass through with oblique through hole (40), the upper pedicle screw cancellous bone self tapping section (19) on the left of guide plate,
The lower pedicle screw cancellous bone self tapping section (24) may pass through guide plate lower through-hole (39), and the lateral joint dashes forward screw cancellous bone certainly
Attack section (29) and may pass through the oblique through hole (40) in guide plate left side, the guide plate (6) includes upper guide plate (41), lower-left guide plate (42) and the right side
Bottom guide (43), it is detachably connected between the upper guide plate (41), lower-left guide plate (42) and bottom right guide plate (43) three, it is described
Through hole (38) is located on the junction between upper guide plate (41), lower-left guide plate (42) and bottom right guide plate (43) three on guide plate,
The guide plate lower through-hole (39) is located on the junction between lower-left guide plate (42) and bottom right guide plate (43), on the left of the guide plate tiltedly
It is located to through hole (40) on the junction between upper guide plate (41) and lower-left guide plate (42), the bottom of fixed cap (7) is set
There is a upper locking cap flange collar (44), the bottom of the lower locking cap (8) is provided with lower locking cap flange collar (45), through hole on the guide plate
(38) the recessed circle (46) of through hole on guide plate is provided with, the guide plate lower through-hole (39) is provided with the recessed circle (47) of guide plate lower through-hole, described
Upper locking cap flange collar (44) matches with the recessed circle (46) of through hole on guide plate, and the lower locking cap flange collar (45) and guide plate lower through-hole are recessed
Circle (47) matches, and the lower-left guide plate (42) is provided with the first lower-left guide plate grab (48) and the second lower-left guide plate grab
(49), the bottom right guide plate (43) is provided with bottom right guide plate grab (50), bottom right guide plate hole clipping (51) and bottom right guide plate removal hole
(52), the upper guide plate (41) is provided with the first upper guide plate hole clipping (53), the second upper guide plate hole clipping (54), the dismounting of the first upper guide plate
Hole (55) and the second upper guide plate removal hole (56), the first lower-left guide plate grab (48) match with the first upper guide plate hole clipping (53)
Close, the second lower-left guide plate grab (49) is engaged with bottom right guide plate hole clipping (51), the bottom right guide plate grab (50) and the
Two upper guide plate hole clippings (54) are engaged, and the bottom right guide plate hole clipping (51) connects with bottom right guide plate removal hole (52), and described
One upper guide plate hole clipping (53) connects with the first upper guide plate removal hole (55), and the second upper guide plate hole clipping (54) on second with leading
Plate removal hole (56) connects.
2. the fixator for the treatment of protrusion of lumber intervertebral disc according to claim 1, it is characterised in that:Including upper reinforcing nut
(57), lower reinforcing nut (58) and side reinforce nut (59), and the upper reinforcing nut (57), lower reinforcing nut (58) and side reinforce
Countersunk head inner hexagonal hole is equipped with nut (59), the upper reinforcing nut (57) is engaged with upper locking cap (7), the lower reinforcing
Nut (58) is engaged with lower locking cap (8), and the side reinforces nut (59) and is engaged with the oblique locking cap in left side (9).
3. the fixator for the treatment of protrusion of lumber intervertebral disc according to claim 1 or 2, it is characterised in that:On the guide plate (6)
Paster (60) is turned up provided with upper arc and arc lower turns up paster (61).
4. the fixator for the treatment of protrusion of lumber intervertebral disc according to claim 1 or 2, it is characterised in that:The upper transverse direction connects
Connecing post (10) includes square upper lateral connection post (62) and semicircle upper lateral connection post (63), the semicircle upper lateral connection
With being fixedly connected at the top of square upper lateral connection post (62), the lower vertical connecting pole (11) includes square for the bottom of post (63)
Down vertical connecting pole (64) and it is semicircle under vertical connecting pole (65), it is described it is semicircle under vertical connecting pole (65) bottom and side
It is fixedly connected under shape at the top of vertical connecting pole (64), the oblique connecting pole in left side (12) includes the oblique connecting pole in square left side
(66) and under semicircle vertical connecting pole (67), the semi-circular left skew back are oblique to the bottom of connecting pole (67) and square left side
Connecting pole is fixedly connected at the top of (66).
5. the fixator for the treatment of protrusion of lumber intervertebral disc according to claim 3, it is characterised in that:The upper lateral connection post
(10) square upper lateral connection post (62) and semicircle upper lateral connection post (63), the semicircle upper lateral connection post are included
(63) bottom with being fixedly connected at the top of square upper lateral connection post (62), the lower vertical connecting pole (11) include it is square under
Vertical connecting pole (64) and it is semicircle under vertical connecting pole (65), under the semicircle bottom of vertical connecting pole (65) with it is square
It is fixedly connected at the top of vertical connecting pole (64) down, the oblique connecting pole in left side (12) includes the oblique connecting pole in square left side
(66) and under semicircle vertical connecting pole (67), the semi-circular left skew back are oblique to the bottom of connecting pole (67) and square left side
Connecting pole is fixedly connected at the top of (66).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621242928.1U CN206651867U (en) | 2016-11-15 | 2016-11-15 | Treat the fixator of protrusion of lumber intervertebral disc |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621242928.1U CN206651867U (en) | 2016-11-15 | 2016-11-15 | Treat the fixator of protrusion of lumber intervertebral disc |
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Publication Number | Publication Date |
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CN206651867U true CN206651867U (en) | 2017-11-21 |
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Application Number | Title | Priority Date | Filing Date |
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CN201621242928.1U Withdrawn - After Issue CN206651867U (en) | 2016-11-15 | 2016-11-15 | Treat the fixator of protrusion of lumber intervertebral disc |
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CN (1) | CN206651867U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106420027A (en) * | 2016-11-15 | 2017-02-22 | 温州医科大学附属第二医院 | Fixator for treating lumbar disc herniation |
-
2016
- 2016-11-15 CN CN201621242928.1U patent/CN206651867U/en not_active Withdrawn - After Issue
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106420027A (en) * | 2016-11-15 | 2017-02-22 | 温州医科大学附属第二医院 | Fixator for treating lumbar disc herniation |
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