CN201404283Y - Locating device of vertebral pedicle nail - Google Patents
Locating device of vertebral pedicle nail Download PDFInfo
- Publication number
- CN201404283Y CN201404283Y CN200920054401XU CN200920054401U CN201404283Y CN 201404283 Y CN201404283 Y CN 201404283Y CN 200920054401X U CN200920054401X U CN 200920054401XU CN 200920054401 U CN200920054401 U CN 200920054401U CN 201404283 Y CN201404283 Y CN 201404283Y
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- CN
- China
- Prior art keywords
- connecting rod
- pedicle screw
- spinous process
- guide pipes
- positioning device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a locating device of vertebral pedicle nail; the device comprises a spinous clamp, a connecting rod and two guide pipes of vertebral pedicle nails, the front end of the spinous clamp is provided with two opposite clamping pieces, the connecting rod is connected with the spinous clamp, the two guide pipes of vertebral pedicle nails are symmetrically arranged at two endsof the connecting rod respectively, and angle adjusting devices are arranged between the two ends of the connecting rod and the two guide pipes of vertebral pedicle nails. The locating device can accurately locate a vertebral pedicle needle, the operation is more convenient when in operation, the damage of a patient is reduced, and the safety and the controllability of the operation are improved.
Description
Technical field
This utility model relates to a kind of pedicle screw positioning device.
Background technology
As shown in Figure 1, for the patient of intervertebral disk hernia, spinal canal stenosis or vertebra wound, general commonly used running into need be squeezed into two pedicle nails 3 on vertebra 1, in traditional clinical operation process, be to determine entry point and needle angle by rule of thumb by the doctor, the craftsmenship of operation is very high, grasps difficulty; On the other hand, in the traditional operation process, need repeatedly use equipment such as C type arm that the patient is carried out photo, and equipment such as C type arm cause to a certain degree damage to the patient; Once more, traditional operation whether success not only depends on patient's individual factors, and as anatomical structure, vertebral body form and the bone density of vertebral body, the state when also depending on the experience of operator and operation causes the safety and the controllability of performing the operation low.
The utility model content
The purpose of this utility model is to provide a kind of pedicle screw positioning device, and this utility model can position the pedicle of vertebral arch pin accurately, and more convenient operation during operation reduces the damage to the patient, has also improved the safety and the controllability of operation.
Its technical scheme is as follows:
A kind of pedicle screw positioning device, this device comprises spinous process folder, connecting rod and two pedicle screw guide pipes, the front end of spinous process folder is provided with two relative intermediate plates, connecting rod is connected with the spinous process folder, two pedicle screw guide pipes are symmetricly set on the two ends of connecting rod respectively, are provided with angular adjustment apparatus between the two ends of connecting rod and two pedicle screw guide pipes.
Adopt aforementioned pedicle screw positioning device, its localization method comprises the steps: a1 at least, adjusts two pedicle screw guide pipes with respect to the angle between the connecting rod; B, spinous process is clipped on the spinous process clamps, and adjust the angle of spinous process folder with respect to pedicle of vertebral arch; C, pedicle nail is inserted in the pedicle screw guide pipes respectively, and under the guide effect of pedicle screw guide pipes inserting needle.Owing to adopted pedicle of vertebral arch pin positioner that the pedicle of vertebral arch pin is led, when operation, reduce the difficulty of doctor's operation in this utility model, can determine entry point and needle angle accurately, also improved the safety and the controllability of operation; After adopting pedicle screw positioning device, the number of times of equipment such as use C type arm still less reduces the damage to the patient.
Further technical scheme of the present utility model is:
The rear end of described spinous process folder extends back to form and holds bar, and in clamping, position fixing process, the doctor can hold this and hold the bar position, the convenient extracting.
Described two intermediate plates are movable to be provided with, and is provided with the intermediate plate lock at described spinous process folder front end, and this intermediate plate lock is pressed on described intermediate plate rear side and described intermediate plate is played locking action.When clamping, two intermediate plates lay respectively at the both sides of spinous process, after the spinous process folder is determined with respect to the angle of spinous process, can two intermediate plates be locked by the intermediate plate lock, in order to avoid the spinous process folder is loosening, the intermediate plate lock can be tubulose, and cooperates with the spinous process folder by female thread, during the pivoted-jaw clip lock, the intermediate plate lock forwards promotes and two intermediate plates is clamped spinous process.
Described angular adjustment apparatus is a graduated disc, can show relative angle between connecting rod two ends and two pedicle screw guide pipes by graduated disc, and can adjust accordingly.
The two ends of described connecting rod respectively are provided with two lateral plates, and two lateral plates of connecting rod end form fork configuration; Described two pedicle screw guide pipes are hinged on respectively on the lateral plate at described connecting rod two ends, and described graduated disc and described pedicle screw guide pipes are fixed and inserted in the fork configuration of connecting rod end; Be provided with adjustment screw on one of them lateral plate of described each end of connecting rod, this adjustment screw is pressed on the described graduated disc.When adjusting angle, unclamp adjustment screw, graduated disc (and pedicle screw guide pipes) can rotate with respect to connecting rod, after angle adjustment puts in place, tightens adjustment screw and adjustment screw is pressed on graduated disc on the lateral plate of connecting rod end and graduated disc (and pedicle screw guide pipes) is fixing.Adjustment to the graduated disc angle calculates by scanning, and finishes in advance before operation.
The both sides of described connecting rod and spinous process folder connecting portion are equipped with length adjustment device, and the distance between this length adjustment device presss from both sides with spinous process in order to two pedicle screw guide pipes adjusting both sides is to adapt to patient's different physiological structures; As for the child, because vertebral body is less, so the distance between both sides pedicle screw guide pipes and the spinous process folder is less, and for the adult, the distance between both sides pedicle screw guide pipes and the spinous process folder is bigger.Concrete structure can be: described connecting rod comprises sheathed trocar sheath, interior loop bar mutually, on trocar sheath, be provided with lock screw, on interior loop bar, be provided with scale, the length that interior loop bar can slide and regulate connecting rod on trocar sheath, after adjusting puts in place, can lock by lock screw.
Described pedicle screw positioning device also comprise at least one independently, can be laid in the locating mesh at spinous process place, further, described locating mesh is two, locating mesh is a wire netting, is provided with the identifier of metal in the grid.When operation, the both sides that two locating mesh are inserted spinous process respectively, earlier to the patient scan (can see during scanning locating mesh and on identifier), on scanning device, can determine the angle of spinous process folder with respect to spinous process, identifier mainly is convenient identification, when scanning, can on scanning device, show, when the spinous process folder clamps, can determine angle accurately.
Used scanning device can be C type arm or X line projectoscope in this utility model, also can adopt existing other scanning device, and this is a prior art.
In sum, the utlity model has following advantage:
1, in the operation process, more convenient to the location of pedicle of vertebral arch pin, simple to operate;
2, the location of pedicle of vertebral arch pin is more accurate, and the safety and the controllability of operation are higher;
3, minimizing is to patient's RADI.
Description of drawings
Fig. 1 is the state diagram of pedicle of vertebral arch stylus printer when going into vertebra;
Fig. 2 is the structure chart of pedicle screw positioning device described in the utility model;
Fig. 3 is the johning knot composition of pedicle screw guide pipes and connecting rod;
Fig. 4 is the state diagram when adopting pedicle screw positioning device described in the utility model to squeeze into pedicle nail;
Fig. 5 is among Fig. 4, and spinous process is clipped in the partial enlarged drawing when clamping on the spinous process;
Fig. 6 is the side view of Fig. 5;
Description of reference numerals:
1, vertebra, 2, spinous process, 3, pedicle nail, 4, spinous process folder, 5, intermediate plate, 6, connecting rod, 7, lock screw, 8, pedicle screw guide pipes, 9, graduated disc, 10, hold bar, 11, lateral plate, 12, hinged nail, 13, adjustment screw, 14, locating mesh, 15, the intermediate plate lock, 16, interior loop bar, 17, trocar sheath.
The specific embodiment
Extremely shown in Figure 6 as Fig. 1, a kind of pedicle screw positioning device, this device comprises spinous process folder 4, connecting rod 6 and two pedicle screw guide pipes 8, the front end of spinous process folder 4 is provided with two relative intermediate plates 5, connecting rod 6 is connected with spinous process folder 4, two pedicle screw guide pipes 8 are symmetricly set on the two ends of connecting rod 6 respectively, are provided with angular adjustment apparatus between the two ends of connecting rod 6 and two pedicle screw guide pipes 8.
Wherein, described angular adjustment apparatus is a graduated disc 9, presss from both sides 4 front ends at spinous process and is provided with intermediate plate lock 15, and this intermediate plate lock 15 is pressed on intermediate plate 5 rear sides and to 5 locking actions of intermediate plate; The rear end of spinous process folder 4 extends back to form and holds bar 10; Described connecting rod 6 comprises sheathed trocar sheath 17, interior loop bar 16 mutually, on trocar sheath 17, be provided with lock screw 7, on interior loop bar 16, be provided with scale, the length that interior loop bar 16 can slide and regulate connecting rod 6 on trocar sheath 17, after adjusting puts in place, can lock by lock screw 7; The two ends of described connecting rod 6 respectively are provided with two lateral plates 11, and two lateral plates 11 of connecting rod 6 ends form fork configuration; Two pedicle screw guide pipes 8 are hinged on respectively on the lateral plate 11 at connecting rod 6 two ends, and graduated disc 9 is fixed with pedicle screw guide pipes 8 and inserted in the fork configuration of connecting rod 6 ends, and graduated disc 9 is hinged with lateral plate 11 by hinged nail 12; Be provided with adjustment screw 13 on one of them lateral plate 11 of connecting rod 6 each end, this adjustment screw 13 is pressed on the graduated disc 9; This pedicle screw positioning device also comprise two independently, can be laid in the locating mesh 14 at spinous process 2 places, locating mesh 14 is a wire netting, different positions is provided with different metal identification symbol (not shown)s in the grid.
Adopt aforementioned pedicle screw positioning device, its localization method is:
A1, by C type arm the patient is carried out art before CT, MR check scanning, understand physiology, the anatomical structure of patient's vertebra 1, measure two pedicle nails 3 simultaneously and intend advancing to follow closely angle, and adjust two pedicle screw guide pipes 8 with respect to the angle between the connecting rod 6 by this angle in advance, tighten adjustment screw 13 and adjustment screw 13 is pressed on graduated disc 9 on the lateral plate 11 of connecting rod 6 ends and graduated disc 9 (and pedicle screw guide pipes 8) is fixing;
B, the both sides of in the art two locating mesh 14 being inserted spinous process 2 respectively, to the patient scan (can see during scanning locating mesh 14 and on identifier), on scanning device, can determine spinous process folder 4 angles with respect to pedicle of vertebral arch, by this angle spinous process folder 4 is clamped on spinous process 2, and (identifier mainly is convenient identification to adjust spinous process folder 4 angles with respect to pedicle of vertebral arch, when scanning, can on scanning device, show, when spinous process folder 4 clamps, can determine angle accurately), after spinous process folder 4 is determined with the angle of spinous process 2, can be by 15 lockings of intermediate plate lock;
C, pedicle nail 3 is inserted respectively in the pedicle screw guide pipes 8, and under the guide effect of pedicle screw guide pipes 8 inserting needle, pedicle nail 3 is squeezed into vertebra 1.
Owing to adopted pedicle of vertebral arch pin positioner that the pedicle of vertebral arch pin is led, when operation, reduce the difficulty of doctor's operation in the present embodiment, can determine entry point and needle angle accurately, also improved the safety and the controllability of operation; After adopting pedicle screw positioning device, the number of times of equipment such as use C type arm still less reduces the damage to the patient.
Only be preferred embodiment of the present utility model below, do not limit protection domain of the present utility model with this; Any replacement and the improvement done on the basis of not violating this utility model design all belong to protection domain of the present utility model.
Claims (7)
1, a kind of pedicle screw positioning device, it is characterized in that, this device comprises spinous process folder, connecting rod and two pedicle screw guide pipes, the front end of spinous process folder is provided with two relative intermediate plates, connecting rod is connected with the spinous process folder, two pedicle screw guide pipes are symmetricly set on the two ends of connecting rod respectively, are provided with angular adjustment apparatus between the two ends of connecting rod and two pedicle screw guide pipes.
2, pedicle screw positioning device according to claim 1 is characterized in that, the rear end of described spinous process folder extends back to form and holds bar.
3, pedicle screw positioning device according to claim 1 is characterized in that, described two intermediate plates are movable to be provided with, and is provided with the intermediate plate lock at described spinous process folder front end, and this intermediate plate lock is pressed on described intermediate plate rear side and described intermediate plate is played locking action.
4, pedicle screw positioning device according to claim 1 is characterized in that described angular adjustment apparatus is a graduated disc, and the two ends of described connecting rod respectively are provided with two lateral plates, and two lateral plates of connecting rod end form fork configurations; Described two pedicle screw guide pipes are hinged on respectively on the lateral plate at described connecting rod two ends, and graduated disc and described pedicle screw guide pipes are fixed and inserted in the fork configuration of connecting rod end; Be provided with adjustment screw on one of them lateral plate of described each end of connecting rod, this adjustment screw is pressed on the graduated disc.
5, pedicle screw positioning device according to claim 1 is characterized in that, the both sides of described connecting rod and spinous process folder connecting portion are equipped with length adjustment device.
6, as pedicle screw positioning device as described in each in the claim 1 to 5, it is characterized in that, described pedicle screw positioning device also comprise at least one independently, can be laid in the locating mesh at spinous process place.
7, as pedicle screw positioning device as described in the claim 6, it is characterized in that described locating mesh is two, locating mesh is a wire netting, is provided with the identifier of metal in the grid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920054401XU CN201404283Y (en) | 2009-04-13 | 2009-04-13 | Locating device of vertebral pedicle nail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920054401XU CN201404283Y (en) | 2009-04-13 | 2009-04-13 | Locating device of vertebral pedicle nail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201404283Y true CN201404283Y (en) | 2010-02-17 |
Family
ID=41675200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920054401XU Expired - Lifetime CN201404283Y (en) | 2009-04-13 | 2009-04-13 | Locating device of vertebral pedicle nail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201404283Y (en) |
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101536929B (en) * | 2009-04-13 | 2011-05-11 | 郑明辉 | Pedicle screw positioning device and positioning method thereof |
| CN103099669A (en) * | 2013-03-06 | 2013-05-15 | 吴志宏 | Single-side pedicle screw-driving auxiliary device and manufacturing method thereof |
| CN104287814A (en) * | 2014-10-27 | 2015-01-21 | 毕宏政 | Multi-angle positioner for screw |
| USD738498S1 (en) | 2013-12-16 | 2015-09-08 | George Frey | Sacroiliac surgical guide |
| USD745671S1 (en) | 2012-09-18 | 2015-12-15 | George Frey | Transitional surgical guide |
| USD745673S1 (en) | 2012-09-18 | 2015-12-15 | George Frey | Lumbar surgical guide |
| USD745672S1 (en) | 2012-09-18 | 2015-12-15 | George Frey | Thoracic surgical guide |
| CN105455892A (en) * | 2015-12-07 | 2016-04-06 | 朱裕成 | Cervical pedicle sighting device |
| CN105852986A (en) * | 2016-04-11 | 2016-08-17 | 庄源东 | Laser-assisted positioning guide device for three-dimensional virtual reality fitting pedicle screw placement |
| USD775335S1 (en) | 2011-06-29 | 2016-12-27 | Mighty Oak Medical, Inc. | Multi-level surgical guide |
| CN106510830A (en) * | 2016-10-12 | 2017-03-22 | 河北医科大学第三医院 | Adjustable guiding device for imbedding pedicle screw |
| US9642633B2 (en) | 2010-06-29 | 2017-05-09 | Mighty Oak Medical, Inc. | Patient-matched apparatus and methods for performing surgical procedures |
| ES2651736R1 (en) * | 2016-07-28 | 2018-03-19 | Rafael AGUIRRE GARCIA | GUIDE FOR SURGICAL INTERVENTION |
| CN108078627A (en) * | 2017-12-26 | 2018-05-29 | 北京天智航医疗科技股份有限公司 | A kind of guider |
| US9987024B2 (en) | 2010-06-29 | 2018-06-05 | Mighty Oak Medical, Inc. | Patient-matched apparatus and methods for performing surgical procedures |
| USD857893S1 (en) | 2017-10-26 | 2019-08-27 | Mighty Oak Medical, Inc. | Cortical surgical guide |
| USD858765S1 (en) | 2017-10-26 | 2019-09-03 | Mighty Oak Medical, Inc. | Cortical surgical guide |
| CN110537969A (en) * | 2019-09-10 | 2019-12-06 | 陕西东望科技有限公司 | auxiliary nail placing device for thoracolumbar vertebra nail placing operation |
| US10653454B2 (en) | 2007-07-13 | 2020-05-19 | Mighty Oak Medical, Inc. | Spinal fixation systems |
| US10743890B2 (en) | 2016-08-11 | 2020-08-18 | Mighty Oak Medical, Inc. | Drill apparatus and surgical fixation devices and methods for using the same |
| USD895111S1 (en) | 2018-06-04 | 2020-09-01 | Mighty Oak Medical, Inc. | Sacro-iliac guide |
| US11039889B2 (en) | 2010-06-29 | 2021-06-22 | Mighty Oak Medical, Inc. | Patient-matched apparatus and methods for performing surgical procedures |
| USD948717S1 (en) | 2018-06-04 | 2022-04-12 | Mighty Oak Medical, Inc. | Sacro-iliac guide |
| US11376073B2 (en) | 2010-06-29 | 2022-07-05 | Mighty Oak Medical Inc. | Patient-matched apparatus and methods for performing surgical procedures |
| US11633254B2 (en) | 2018-06-04 | 2023-04-25 | Mighty Oak Medical, Inc. | Patient-matched apparatus for use in augmented reality assisted surgical procedures and methods for using the same |
| USD992114S1 (en) | 2021-08-12 | 2023-07-11 | Mighty Oak Medical, Inc. | Surgical guide |
| US11806197B2 (en) | 2010-06-29 | 2023-11-07 | Mighty Oak Medical, Inc. | Patient-matched apparatus for use in spine related surgical procedures and methods for using the same |
-
2009
- 2009-04-13 CN CN200920054401XU patent/CN201404283Y/en not_active Expired - Lifetime
Cited By (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10653454B2 (en) | 2007-07-13 | 2020-05-19 | Mighty Oak Medical, Inc. | Spinal fixation systems |
| CN101536929B (en) * | 2009-04-13 | 2011-05-11 | 郑明辉 | Pedicle screw positioning device and positioning method thereof |
| US11806197B2 (en) | 2010-06-29 | 2023-11-07 | Mighty Oak Medical, Inc. | Patient-matched apparatus for use in spine related surgical procedures and methods for using the same |
| US11039889B2 (en) | 2010-06-29 | 2021-06-22 | Mighty Oak Medical, Inc. | Patient-matched apparatus and methods for performing surgical procedures |
| US9642633B2 (en) | 2010-06-29 | 2017-05-09 | Mighty Oak Medical, Inc. | Patient-matched apparatus and methods for performing surgical procedures |
| US11376073B2 (en) | 2010-06-29 | 2022-07-05 | Mighty Oak Medical Inc. | Patient-matched apparatus and methods for performing surgical procedures |
| US9987024B2 (en) | 2010-06-29 | 2018-06-05 | Mighty Oak Medical, Inc. | Patient-matched apparatus and methods for performing surgical procedures |
| USD775335S1 (en) | 2011-06-29 | 2016-12-27 | Mighty Oak Medical, Inc. | Multi-level surgical guide |
| USD745672S1 (en) | 2012-09-18 | 2015-12-15 | George Frey | Thoracic surgical guide |
| USD745673S1 (en) | 2012-09-18 | 2015-12-15 | George Frey | Lumbar surgical guide |
| USD745671S1 (en) | 2012-09-18 | 2015-12-15 | George Frey | Transitional surgical guide |
| CN103099669A (en) * | 2013-03-06 | 2013-05-15 | 吴志宏 | Single-side pedicle screw-driving auxiliary device and manufacturing method thereof |
| USD738498S1 (en) | 2013-12-16 | 2015-09-08 | George Frey | Sacroiliac surgical guide |
| CN104287814A (en) * | 2014-10-27 | 2015-01-21 | 毕宏政 | Multi-angle positioner for screw |
| CN105455892A (en) * | 2015-12-07 | 2016-04-06 | 朱裕成 | Cervical pedicle sighting device |
| CN105852986A (en) * | 2016-04-11 | 2016-08-17 | 庄源东 | Laser-assisted positioning guide device for three-dimensional virtual reality fitting pedicle screw placement |
| ES2651736R1 (en) * | 2016-07-28 | 2018-03-19 | Rafael AGUIRRE GARCIA | GUIDE FOR SURGICAL INTERVENTION |
| US11925400B2 (en) | 2016-08-11 | 2024-03-12 | Mighty Oak Medical, Inc. | Fixation devices having fenestrations and methods for using the same |
| US10743890B2 (en) | 2016-08-11 | 2020-08-18 | Mighty Oak Medical, Inc. | Drill apparatus and surgical fixation devices and methods for using the same |
| US10758283B2 (en) | 2016-08-11 | 2020-09-01 | Mighty Oak Medical, Inc. | Fixation devices having fenestrations and methods for using the same |
| US11376049B2 (en) | 2016-08-11 | 2022-07-05 | Mighty Oak Medical Inc. | Fixation devices having fenestrations and methods for using the same |
| CN106510830A (en) * | 2016-10-12 | 2017-03-22 | 河北医科大学第三医院 | Adjustable guiding device for imbedding pedicle screw |
| USD858765S1 (en) | 2017-10-26 | 2019-09-03 | Mighty Oak Medical, Inc. | Cortical surgical guide |
| USD857893S1 (en) | 2017-10-26 | 2019-08-27 | Mighty Oak Medical, Inc. | Cortical surgical guide |
| CN108078627A (en) * | 2017-12-26 | 2018-05-29 | 北京天智航医疗科技股份有限公司 | A kind of guider |
| USD948717S1 (en) | 2018-06-04 | 2022-04-12 | Mighty Oak Medical, Inc. | Sacro-iliac guide |
| US11633254B2 (en) | 2018-06-04 | 2023-04-25 | Mighty Oak Medical, Inc. | Patient-matched apparatus for use in augmented reality assisted surgical procedures and methods for using the same |
| USD895111S1 (en) | 2018-06-04 | 2020-09-01 | Mighty Oak Medical, Inc. | Sacro-iliac guide |
| CN110537969A (en) * | 2019-09-10 | 2019-12-06 | 陕西东望科技有限公司 | auxiliary nail placing device for thoracolumbar vertebra nail placing operation |
| CN110537969B (en) * | 2019-09-10 | 2024-03-19 | 陕西东望科技有限公司 | Auxiliary nail placing device for thoracolumbar vertebra nail placing operation |
| USD992114S1 (en) | 2021-08-12 | 2023-07-11 | Mighty Oak Medical, Inc. | Surgical guide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100217 Effective date of abandoning: 20090413 |