CN204318891U - Pedicle inserts guider - Google Patents
Pedicle inserts guider Download PDFInfo
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- CN204318891U CN204318891U CN201420618747.9U CN201420618747U CN204318891U CN 204318891 U CN204318891 U CN 204318891U CN 201420618747 U CN201420618747 U CN 201420618747U CN 204318891 U CN204318891 U CN 204318891U
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Abstract
This utility model relates to a kind of pedicle and inserts guider, comprising: rack body, comprises fixed frame and supporting seat, and two slide bars that fixed frame is arranged by many connecting rods and parallel interval enclose and formed; Two transverse sliders, each transverse slider is arranged on each slide bar; Two rotating shafts, each rotating shaft is arranged on each transverse slider, and vertically with slide bar arranges; Horizontal corner fittings, comprises the level angle rule of arc shape, and the two ends of level angle rule are individually fixed on two rotating shafts; Sagittal corner fittings, comprises pointer and sagittal angle dial, and pointer is located on a rotating shaft, and sagittal angle dial is fixed on the transverse slider of pointer; Implant guide runner at least two, each is implanted guide runner and is arranged on level angle rule, and can slide on level angle rule, implants guide runner and is provided with the unthreaded hole led for Kirschner wire.This pedicle inserts the angle that guider energy accurate quantification pedicle is inserted.
Description
Technical field
This utility model relates to medical device field, particularly relates to a kind of pedicle and inserts guider.
Background technology
Internal fixation of spine technology is widely used in the operative treatments such as spinal column degenerative disease, spinal canal stenosis, spondylolisthesis, tumor of spine, wound.The object of spinal operation treatment is decompression, rebuilds normal sequence and Bony union.Surgical site infections usually needs intervertebral fusion to perform the operation with stabilizing spine, usually adopts pedicle internal fixators system to support spinal column until reach required fusion level.The advantage of internal fixtion is just correction deformity, promotes to merge, early rehabilitation.Three posts that pedicle internal fixators system effectively can complete spinal column are fixed, and meet the biomechanics requirement that spinal column is fixing, have become conventional spinal internal fixation system.
For Thoracolumbar disk vertebral tumor, osteoporotic compression fracture etc., pedicle inserts medicine and pedicle inserts bone cement, treatment or strengthening pathological changes or fractured vertebral body there is a large amount of source of disease supports, pedicle inserts technology effective pain relieving can also realize the Wicresoft of operation rapidly, make patient avoid open surgery risk, realize early lowerly, take care of oneself.
Current clinicist often adopts traditional method, slowly implant with surgeon's feel, or first insertion guide pin shooting X-ray film judges position, the angle (sagittal angle and horizontal angle) that no quantization pedicle is inserted, veteran spinal surgeon is needed to implement, to guarantee in art that the pedicle screw of at least 4 pieces or more all correctly implants difficulty very large, cause operating time longer, surgical risk is higher.
Area of computer aided location and navigation technology can pass through vertebral body CT 3-dimensional reconstruction in advance, and adopt optical positioning method to be inserted by computer simulation pedicle, auxiliary pedicle is inserted.But area of computer aided pedicle inserts guide-localization navigation system devices costliness, and expensive cost makes it be difficult in a short time apply.
Utility model content
Based on this, be necessary to provide a kind of can the angle inserted of accurate quantification pedicle and lower-cost pedicle inserts guider.
A kind of pedicle inserts guider, comprising:
Rack body, comprises fixed frame and is located at the supporting seat of described fixed frame side, and two slide bars that described fixed frame is arranged by many connecting rods and parallel interval enclose and formed;
Two transverse sliders, each transverse slider is arranged on each slide bar, and can slide on described slide bar;
Two rotating shafts, each rotating shaft is arranged on each transverse slider, and vertically with described slide bar arranges, and can rotate in described transverse slider;
Horizontal corner fittings, comprises level angle rule, the curved shape of described level angle rule, and its two ends are individually fixed on described two rotating shafts;
Sagittal corner fittings, comprises pointer and sagittal angle dial, and described pointer is located on a rotating shaft, and described sagittal angle dial is fixed on the transverse slider of described pointer; And
Implant guide runner at least two, each is implanted guide runner and is arranged on described level angle rule, and can slide on described level angle rule, described implantation guide runner is provided with the unthreaded hole for Kirschner wire guiding, and the end face of described implantation guide runner near described supporting seat one end and the described implantation guide runner end face away from described supporting seat one end is located at the two ends of described unthreaded hole respectively.
Wherein in an embodiment, described supporting seat comprises base and is located at the support bar on described base, and described support bar is connected with described fixed frame away from one end of described base, and spacing distance between described fixed frame and described base is adjustable.
Wherein in an embodiment, described support bar is adjusting screw(rod), and described fixed frame is provided with the adjustment screwed hole coordinated with described support bar, described support bar and described adjustment screw hole;
Or described support bar is expansion link.
Wherein in an embodiment, described fixed frame is rectangle, and two stocks of described fixed frame are described two slide bars; The number of described supporting seat is four, and the two ends of each slide bar are respectively equipped with a described supporting seat;
Or described base has containing cavity, in described containing cavity, be equipped with soft ribbons.
Wherein in an embodiment, each rotating shaft has rotating part and is located at the installation portion of described rotating part one end, described rotating part is arranged on described transverse slider, described installation position is between described two slide bars, and the two ends of described level angle rule are individually fixed on described two installation portions.
Wherein in an embodiment, also comprise two clamping screws;
Each transverse slider offers slide opening and rotating hole, described transverse slider is arranged on described slide bar by described slide opening, and described rotating shaft is arranged on described transverse slider by described rotating hole;
The end face of each transverse slider near one end of described supporting seat is provided with the first otch, and described first otch is communicated with described slide opening, and the bearing of trend of described first otch is parallel with described slide bar;
Each transverse slider is provided with the second otch away from the end face of one end of described supporting seat, and described second otch is communicated with described rotating hole, and the bearing of trend of described second otch is vertical with described slide bar;
The both sides that each the first otch is relative are respectively equipped with locking screw pit, the both sides that each the second otch is relative are respectively equipped with described locking screw pit, and described two clamping screws are spirally connected with the first otch of the transverse slider away from described pointer and the locking screw pit of the second otch respectively.
Wherein in an embodiment, described horizontal corner fittings also comprises the connecting portion being located at described level angle rule two ends;
Each installation portion is provided with three cuts away from the end face of connected rotating part, and the bearing of trend of described three cuts is vertical with described slide bar;
Described two connecting portions are placed in described two three cutses respectively, and affixed with described two installation portions respectively.
Wherein in an embodiment, described pointer is located at the bottom of described three cuts, and described sagittal angle dial is arranged on the rotating part of described rotating shaft, and between described transverse slider and described installation portion, and be fixed on described transverse slider.
Wherein in an embodiment, each is implanted guide runner and comprises slide block matrix and cover plate, and cave in the arcuate groove being formed and coordinate with described level angle rule on described slide block matrix one surface, and described unthreaded hole runs through the right two ends of described slide block matrix phase;
Described cover plate is located at described slide block matrix and is had on the surface of described arcuate groove, and forms perforating with described slide block base mate, and each is implanted guide runner and is arranged on described level angle rule by described perforating;
Wherein, described cover plate and described slide block matrix are fixed by screw, are provided with and the vertically disposed lock-screw of described level angle rule in the middle part of described cover plate; Or described cover plate and described slide block matrix are fixed by spring, and are built into alligator clamp structure.
Wherein in an embodiment, also comprise knob, described knob be located at be provided with described pointer rotating shaft on, and be positioned at outside described fixed frame;
Or the number of described implantation guide runner is three.
Based on patient vertebral body CT data sever crossly vertebrae face image, calculate the level angle that pedicle is inserted, based on patient vertebral body CT data vertebral sagittal image, calculate the sagittal angle that pedicle is inserted.Then according to the level angle calculated, the implantation guide runner on slip level angle rule, to regulate the level angle of level angle rule.Again according to the sagittal angle calculated, rotary knob, to regulate the sagittal angle of level angle rule.Thus the angle (sagittal angle and level angle) that the pedicle accurately obtaining patient is inserted.Above-mentioned pedicle inserts the angle that guider energy accurate quantification pedicle is inserted, effectively solve surgeon adopt experimental traditional method to realize when vertebral arch is inserted cannot the low technical problem of the angle inserted of accurate quantification pedicle and the pedicle accuracy of inserting.And adopting above-mentioned pedicle to insert guider, to obtain the cost of angle that pedicle inserts lower.
Accompanying drawing explanation
Fig. 1 is the structural representation that the pedicle of an embodiment inserts guider;
Fig. 2 is the structural representation of the fixed frame in Fig. 1;
Fig. 3 is the structural representation of the transverse slider in Fig. 1;
Fig. 4 is the structural representation of the rotating shaft in Fig. 1;
Fig. 5 is the structural representation of the horizontal corner fittings in Fig. 1;
Fig. 6 is rotating shaft in Fig. 1 and the integrated structural representation of horizontal corner fittings;
Fig. 7 is the structural representation of the sagittal angle dial in Fig. 1;
Fig. 8 is the structural representation of the clamping screw in Fig. 1.
Detailed description of the invention
For the ease of understanding this utility model, below with reference to relevant drawings, guider being inserted to pedicle of the present utility model and being described more fully.Preferred embodiment of the present utility model is given in accompanying drawing.But this utility model can realize with multiple different form, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present utility model more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in description of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction this utility model.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
As shown in Figure 1, the pedicle of an embodiment inserts guider 10, comprises rack body 100, transverse slider 200, rotating shaft 300, horizontal corner fittings 400, sagittal corner fittings 500, clamping screw 600, implants guide runner 700 and knob 800.Above-mentioned pedicle inserts guider 10 for leading for Kirschner wire 20.
As shown in Figures 1 and 2, rack body 100 comprises fixed frame 110 and is located at the supporting seat 120 of fixed frame 110 side.Wherein, two slide bars 112 that fixed frame 110 is arranged by parallel interval, and many connecting rods 114 enclose formation.
In the present embodiment, fixed frame 110 is rectangle.Two stocks of fixed frame 110 are two slide bars 112, and two quarter butts of fixed frame 110 are two connecting rods 114.Be appreciated that in other modes, connecting rod 114 also can be knee.The number of connecting rod 114 also can be three, four etc.
Supporting seat 120 comprises base 122 and is located at the support bar 124 on base 122.Support bar 124 is connected with fixed frame 110 away from one end of base 122, and spacing distance between fixed frame 110 and base 120 is adjustable.In the present embodiment, the number of supporting seat 120 is four, and the two ends of each slide bar 112 are respectively equipped with a supporting seat 120.
Further, in the present embodiment, support bar 112 is adjusting screw(rod).Fixed frame 110 is provided with the adjustment screwed hole 1122 coordinated with support bar 112.Support bar 112 is spirally connected with regulating screwed hole 1122.Be appreciated that in other embodiments, support bar 112 also can be expansion link.
Further, in the present embodiment, base 122 has containing cavity (not shown).Soft ribbons (not shown) is equipped with in containing cavity.Thus when using above-mentioned pedicle to insert guider 10, by the soft ribbons carried, pedicle can be inserted the back that guider 10 is fixed on patient.Base 122 can be annular or rectangular annular.Be appreciated that in its real mode, base 122 can be disc or long square shape sheet, and rack body 100 can be made based in plane.
As shown in Figures 1 and 3, the number of transverse slider 200 is two, and each transverse slider 200 is arranged on each slide bar 112, and can slide on slide bar 112.In the present embodiment, transverse slider 200 is in cuboid.
In the present embodiment, each transverse slider 200 offers slide opening 210 and rotating hole 220, transverse slider 200 is arranged on slide bar 112 by slide opening 210.
The end face of each transverse slider 200 near one end of supporting seat 120 is provided with the first otch 230, first otch 230 and is communicated with slide opening 210, and the bearing of trend of the first otch 230 is parallel with slide bar 112.Each transverse slider 200 is provided with the second otch 240, second otch 240 away from the end face of one end of supporting seat 120 and is communicated with rotating hole 220, and the bearing of trend of the second otch 240 is vertical with slide bar 112.The both sides that each the first otch 230 is relative are respectively equipped with locking screw pit 250, the both sides that each the second otch 240 is relative are also respectively equipped with locking screw pit 250.
As shown in Fig. 1 and Fig. 4, the number of rotating shaft 300 is two, and each rotating shaft 300 is arranged on each transverse slider 200, and vertically with slide bar 112 arranges, and can rotate in transverse slider 200.In the present embodiment, rotating shaft 300 is arranged on transverse slider 200 by rotating hole 220.
In the present embodiment, each rotating shaft 300 has rotating part 310 and is located at the installation portion 320 of rotating part 310 one end.Rotating part 310 is arranged on transverse slider 200, and installation portion 320 is (also namely installation portion 320 is positioned at fixed frame 110) between two slide bars 112.In the present embodiment, rotating part 310 and installation portion 320 are all in cylindrical, and the external diameter of rotating part 310 is less than the external diameter of installation portion 320.
Further, in the present embodiment, each installation portion 320 is provided with three cuts 322 away from the end face of connected rotating part 310, and the bearing of trend of three cuts 322 is vertical with slide bar 112.The both sides that each three cuts 322 is relative are provided with retaining thread hole 324, and every side of three cuts 322 has two retaining thread holes 324.
As shown in Figures 1 and 5, horizontal corner fittings 400 comprises level angle rule 410 and is located at the connecting portion 420 at level angle rule 410 two ends, wherein, and the curved shape of level angle rule 410.
In the present embodiment, two connecting portions 420 are placed in two three cutses 322 respectively, and affixed with two installation portions 320 respectively, thus level angle rule 410 two ends are fixed on two rotating shafts 300 respectively indirectly.Be appreciated that in other embodiments, connecting portion 420 can be omitted, directly the two ends of level angle rule 410 are individually fixed on two rotating shafts 300.Be appreciated that in other embodiments, level angle rule 410 can be connected by other means with rotating shaft 300, and also namely three cuts 322 can omit.
Further, in the present embodiment, every a junction 420 is provided with two connecting thread holes 422.Connecting portion 420 and installation portion 320 are affixed by the screw successively through retaining thread hole 324, connecting thread hole 422 and retaining thread hole 324.
As shown in Figure 6, in other embodiments, the structure that is formed in one with the rotating shaft 300 being positioned at its two ends of horizontal corner fittings 400.
As shown in Fig. 1 and Fig. 7, sagittal corner fittings 500 comprises pointer 510 and sagittal angle dial 520.Pointer 510 is located on a rotating shaft 300, and sagittal angle dial 520 is fixed on the transverse slider 200 of pointer 520.
In the present embodiment, pointer 510 is located at the bottom of three cuts 322.Wherein, pointer 510 can be fixed on the bottom of three cuts 322 by the mode of glue bond.
Sagittal angle dial 520 is in fan-shaped, and sagittal angle dial 520 offers installing hole 522 near its circle centre position.Sagittal angle dial 520 is arranged on the rotating part 310 of rotating shaft 300 by installing hole 522, and between transverse slider 200 and installation portion 320.In the present embodiment, sagittal angle dial 520 is fixed on transverse slider 200 by the mode of screw or glue bond.
As shown in Fig. 1 and Fig. 8, the number of clamping screw 600 is two (one end for fixing horizontal angle graduated scale 410), and each clamping screw 600 is spirally connected with two locking screw pits 250 away from the first otch 230 of the transverse slider 200 of pointer 510 or is spirally connected with two locking screw pits 250 of the second otch 240 of the transverse slider 200 away from pointer 510.Thus to make transverse slider 200 lock onto on slide bar 112 or to make transverse slider 200 can slide on slide bar 112, also to make rotating shaft 300 lock onto on transverse slider 200 or to make rotating shaft 300 can rotate in transverse slider 200.Be appreciated that in other embodiments, clamping screw 600 can omit, and can adopt other modes to realize locking.
Further, in the present embodiment, clamping screw 600 comprises pilum portion 610 and is located at the threaded shank 620 of pilum 610 one end.Threaded shank 620 is spirally connected with two locking screw pits 250 away from the first otch 230 of the transverse slider 200 of pointer 510 or is spirally connected with two locking screw pits 250 of the second otch 240 of the transverse slider 200 away from pointer 510.
The number implanting guide runner 700 is at least two, and in the present embodiment, the number implanting guide runner 700 is three.
Each is implanted guide runner 700 and is arranged on level angle rule 410, and can slide on level angle rule 410.Implant guide runner 700 and be provided with the unthreaded hole (figure does not mark) led for Kirschner wire 20.The two ends of unthreaded hole are located at respectively and are implanted the end face of guide runner 700 near supporting seat 120 one end and implant the end face of guide runner 700 away from supporting seat 120 one end.
In the present embodiment, each implantation guide runner 700 comprises slide block matrix 710 and cover plate 720.Cave in the arcuate groove (not shown) being formed and to coordinate (dimensional fits) with level angle rule 410 in slide block matrix 710 1 surface.Unthreaded hole runs through the relative two ends of slide block matrix 710.Cover plate 720 is located at slide block matrix 710 and is had on the surface of arcuate groove, and coordinates with slide block matrix 710 and form perforating (scheming not mark).Each is implanted guide runner 700 and is arranged on level angle rule 410 by perforating.
Further, in the present embodiment, cover plate 720 and slide block matrix 710 are fixed by screw (not shown).Be provided with the vertically disposed lock-screw (not shown) with level angle rule 410 in the middle part of cover plate 720, lock onto on level angle rule 410 to make implantation guide runner 700 or implantation guide runner 700 can be slided on level angle rule 410.
Be appreciated that, in other embodiments, cover plate 720 and slide block matrix 710 are fixed by spring (not shown), and be built into alligator clamp structure, lock onto on level angle rule 410 to make implantation guide runner 700 or implantation guide runner 700 can be slided on level angle rule 410.When hands is pressed, implanting guide runner 700 can slide on horizontal plane angle graduated scale 410, when hands unclamps, implants guide runner 700 and is fastened on horizontal plane angle graduated scale 410.
As shown in Figure 1, knob 800 is located at and is provided with on the rotating shaft 300 of pointer 510, and is positioned at outside fixed frame 110.Knob 800 is fixed on rotating shaft 300, for rotating level angle rule 410 by the mode of screw or glue bond.The anglec of rotation of level angle rule 410 is indicated by being fixed in pointer on rotating shaft 300 510 and sagittal angle dial 520 relative angular displacement.
Be implanted as example with pedicle nail, the work process that above-mentioned pedicle inserts guider 10 is as follows:
(1) based on patient vertebral body CT data sever crossly vertebrae face image, the level angle that pedicle is inserted is calculated.Be specially: both sides pedicle nail leading line intersection point is to the distance of skin, and both sides pedicle nail leading line intersection point is to the distance of pedicle nail forward terminal.
(2) based on patient vertebral body CT data vertebral sagittal image, the sagittal angle that pedicle is inserted is calculated.Be specially: pedicle inserts guiding and transverse section angle.
(3) in operation, pedicle is inserted guider 10 and be put in patient back, regulate supporting seat 120 to regulate the height of fixed frame 110, and make two slide bars 112 be in level.Again according to the level angle calculated, the implantation guide runner 700 on slip level angle rule 410, to regulate the level angle of level angle rule 410.Then, according to the sagittal angle calculated, rotary knob 800, to regulate the sagittal angle of level angle rule 410.
Wherein, when regulating level angle, make both sides pedicle nail leading line intersection point to the distance of skin and level angle rule 410 external diameter zero graduation (being positioned at the centre of level angle rule 510) place to the distance of skin with equal level angle rule 410 external diameter.
(4) three Kirschner wires 20 are penetrated three to implant in the unthreaded hole of guide runner 700, and make one end of three Kirschner wires 20 and the contact skin of patient.Had an X-rayed by C-arm, observe the accuracy that both sides Kirschner wire 20 extends guiding.Thereafter, by supporting soft ribbons, pedicle is inserted guider 10 and be fixed on patient back.
(5) realized the location of guider 10 by the Kirschner wire 20 in the implantation guide runner 700 at middle zero graduation place, realize pedicle by the implantation guide runner 700 of both sides and insert guide-localization.Use hand drill to implant both sides Kirschner wire 20, pierce the degree of depth and equal the external diameter of level angle rule 410 and the both sides pedicle nail leading line intersection point difference to pedicle nail forward terminal distance.Based on C-arm perspective, observe the accuracy that both sides Kirschner wire 20 inserts guiding and insertion depth.
(6) based on guiding Kirschner wire 20, utilize core drill to hole, implant both sides pedicle nail thereafter.
Above-mentioned pedicle inserts guider 10 can the angle inserted of accurate quantification pedicle, effectively solve surgeon adopt experimental traditional method to realize when vertebral arch is inserted cannot the low technical problem of the angle inserted of accurate quantification pedicle and the pedicle accuracy of inserting.And adopting above-mentioned pedicle to insert guider 10, to obtain the cost of the angle that pedicle is inserted lower.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (10)
1. pedicle inserts a guider, it is characterized in that, comprising:
Rack body, comprises fixed frame and is located at the supporting seat of described fixed frame side, and two slide bars that described fixed frame is arranged by many connecting rods and parallel interval enclose and formed;
Two transverse sliders, each transverse slider is arranged on each slide bar, and can slide on described slide bar;
Two rotating shafts, each rotating shaft is arranged on each transverse slider, and vertically with described slide bar arranges, and can rotate in described transverse slider;
Horizontal corner fittings, comprises level angle rule, the curved shape of described level angle rule, and its two ends are individually fixed on described two rotating shafts;
Sagittal corner fittings, comprises pointer and sagittal angle dial, and described pointer is located on a rotating shaft, and described sagittal angle dial is fixed on the transverse slider of described pointer; And
Implant guide runner at least two, each is implanted guide runner and is arranged on described level angle rule, and can slide on described level angle rule, described implantation guide runner is provided with the unthreaded hole for Kirschner wire guiding, and the end face of described implantation guide runner near described supporting seat one end and the described implantation guide runner end face away from described supporting seat one end is located at the two ends of described unthreaded hole respectively.
2. pedicle according to claim 1 inserts guider, it is characterized in that, described supporting seat comprises base and is located at the support bar on described base, described support bar is connected with described fixed frame away from one end of described base, and spacing distance between described fixed frame and described base is adjustable.
3. pedicle according to claim 2 inserts guider, it is characterized in that, described support bar is adjusting screw(rod), and described fixed frame is provided with the adjustment screwed hole coordinated with described support bar, described support bar and described adjustment screw hole;
Or described support bar is expansion link.
4. pedicle according to claim 2 inserts guider, it is characterized in that, described fixed frame is rectangle, and two stocks of described fixed frame are described two slide bars; The number of described supporting seat is four, and the two ends of each slide bar are respectively equipped with a described supporting seat;
Or described base has containing cavity, in described containing cavity, be equipped with soft ribbons.
5. pedicle according to claim 1 inserts guider, it is characterized in that, each rotating shaft has rotating part and is located at the installation portion of described rotating part one end, described rotating part is arranged on described transverse slider, described installation position is between described two slide bars, and the two ends of described level angle rule are individually fixed on described two installation portions.
6. pedicle according to claim 5 inserts guider, it is characterized in that, also comprises two clamping screws;
Each transverse slider offers slide opening and rotating hole, described transverse slider is arranged on described slide bar by described slide opening, and described rotating shaft is arranged on described transverse slider by described rotating hole;
The end face of each transverse slider near one end of described supporting seat is provided with the first otch, and described first otch is communicated with described slide opening, and the bearing of trend of described first otch is parallel with described slide bar;
Each transverse slider is provided with the second otch away from the end face of one end of described supporting seat, and described second otch is communicated with described rotating hole, and the bearing of trend of described second otch is vertical with described slide bar;
The both sides that each the first otch is relative are respectively equipped with locking screw pit, the both sides that each the second otch is relative are respectively equipped with described locking screw pit, and described two clamping screws are spirally connected with the first otch of the transverse slider away from described pointer and the locking screw pit of the second otch respectively.
7. pedicle according to claim 5 inserts guider, it is characterized in that, described horizontal corner fittings also comprises the connecting portion being located at described level angle rule two ends;
Each installation portion is provided with three cuts away from the end face of connected rotating part, and the bearing of trend of described three cuts is vertical with described slide bar;
Described two connecting portions are placed in described two three cutses respectively, and affixed with described two installation portions respectively.
8. pedicle according to claim 7 inserts guider, it is characterized in that, described pointer is located at the bottom of described three cuts, described sagittal angle dial is arranged on the rotating part of described rotating shaft, and between described transverse slider and described installation portion, and be fixed on described transverse slider.
9. pedicle according to claim 1 inserts guider, it is characterized in that, each is implanted guide runner and comprises slide block matrix and cover plate, cave in the arcuate groove being formed and coordinate with described level angle rule on described slide block matrix one surface, and described unthreaded hole runs through the right two ends of described slide block matrix phase;
Described cover plate is located at described slide block matrix and is had on the surface of described arcuate groove, and forms perforating with described slide block base mate, and each is implanted guide runner and is arranged on described level angle rule by described perforating;
Wherein, described cover plate and described slide block matrix are fixed by screw, are provided with and the vertically disposed lock-screw of described level angle rule in the middle part of described cover plate; Or described cover plate and described slide block matrix are fixed by spring, and are built into alligator clamp structure.
10. pedicle according to claim 1 inserts guider, it is characterized in that, also comprises knob, described knob be located at be provided with described pointer rotating shaft on, and be positioned at outside described fixed frame;
Or the number of described implantation guide runner is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618747.9U CN204318891U (en) | 2014-10-24 | 2014-10-24 | Pedicle inserts guider |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618747.9U CN204318891U (en) | 2014-10-24 | 2014-10-24 | Pedicle inserts guider |
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| CN204318891U true CN204318891U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420618747.9U Expired - Fee Related CN204318891U (en) | 2014-10-24 | 2014-10-24 | Pedicle inserts guider |
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| CN (1) | CN204318891U (en) |
Cited By (13)
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| CN104799934A (en) * | 2015-05-18 | 2015-07-29 | 阮渊 | Vertebral pedicle screw-placing guider |
| CN105935313A (en) * | 2016-05-04 | 2016-09-14 | 同济大学 | Simple pedicle screw placement navigator |
| CN106175909A (en) * | 2016-06-30 | 2016-12-07 | 陈春美 | Pedicle nail locating guide device |
| CN107320158A (en) * | 2016-04-29 | 2017-11-07 | 朱建华 | Backbone body surface location device |
| ES2651736R1 (en) * | 2016-07-28 | 2018-03-19 | Rafael AGUIRRE GARCIA | GUIDE FOR SURGICAL INTERVENTION |
| CN110584763A (en) * | 2019-09-27 | 2019-12-20 | 大理白族自治州人民医院 | Scoliosis external fixation orthopedic tool |
| CN110664474A (en) * | 2019-09-30 | 2020-01-10 | 河南省洛阳正骨医院（河南省骨科医院） | Centrum nail with adjustable direction |
| CN111281523A (en) * | 2020-03-05 | 2020-06-16 | 丁培东 | Adjustable guider for implanting pedicle screw |
| CN111449766A (en) * | 2020-03-25 | 2020-07-28 | 河南省中医院（河南中医药大学第二附属医院） | Mammary gland positioning component |
| CN111714198A (en) * | 2020-06-15 | 2020-09-29 | 中国人民解放军总医院 | Puncture guiding input system for vertebral cement perfusion reinforcement of open operation disease of metastatic tumor of spine |
| CN111821000A (en) * | 2020-07-29 | 2020-10-27 | 中国人民解放军联勤保障部队第九二〇医院 | Spine minimally invasive guider |
| CN109938825B (en) * | 2019-01-31 | 2021-11-23 | 上海长海医院 | Method for implanting pedicle screws |
| CN114587561A (en) * | 2022-03-08 | 2022-06-07 | 郜鸿 | Cervical vertebra pedicle of vertebral arch screw locator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104799934A (en) * | 2015-05-18 | 2015-07-29 | 阮渊 | Vertebral pedicle screw-placing guider |
| CN107320158A (en) * | 2016-04-29 | 2017-11-07 | 朱建华 | Backbone body surface location device |
| CN105935313A (en) * | 2016-05-04 | 2016-09-14 | 同济大学 | Simple pedicle screw placement navigator |
| CN106175909A (en) * | 2016-06-30 | 2016-12-07 | 陈春美 | Pedicle nail locating guide device |
| CN106175909B (en) * | 2016-06-30 | 2019-01-29 | 陈春美 | Pedicle nail locating guide device |
| ES2651736R1 (en) * | 2016-07-28 | 2018-03-19 | Rafael AGUIRRE GARCIA | GUIDE FOR SURGICAL INTERVENTION |
| CN109938825B (en) * | 2019-01-31 | 2021-11-23 | 上海长海医院 | Method for implanting pedicle screws |
| CN110584763A (en) * | 2019-09-27 | 2019-12-20 | 大理白族自治州人民医院 | Scoliosis external fixation orthopedic tool |
| CN110664474A (en) * | 2019-09-30 | 2020-01-10 | 河南省洛阳正骨医院（河南省骨科医院） | Centrum nail with adjustable direction |
| CN111281523A (en) * | 2020-03-05 | 2020-06-16 | 丁培东 | Adjustable guider for implanting pedicle screw |
| CN111449766A (en) * | 2020-03-25 | 2020-07-28 | 河南省中医院（河南中医药大学第二附属医院） | Mammary gland positioning component |
| CN111714198A (en) * | 2020-06-15 | 2020-09-29 | 中国人民解放军总医院 | Puncture guiding input system for vertebral cement perfusion reinforcement of open operation disease of metastatic tumor of spine |
| CN111714198B (en) * | 2020-06-15 | 2021-09-07 | 中国人民解放军总医院 | Puncture guiding input system for vertebral cement perfusion reinforcement of open operation disease of metastatic tumor of spine |
| CN111821000A (en) * | 2020-07-29 | 2020-10-27 | 中国人民解放军联勤保障部队第九二〇医院 | Spine minimally invasive guider |
| CN114587561A (en) * | 2022-03-08 | 2022-06-07 | 郜鸿 | Cervical vertebra pedicle of vertebral arch screw locator |
| CN114587561B (en) * | 2022-03-08 | 2024-03-01 | 青岛市胶州中心医院 | Cervical pedicle screw locator |
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