CN209661772U - Minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective - Google Patents
Minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective Download PDFInfo
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- CN209661772U CN209661772U CN201720937649.5U CN201720937649U CN209661772U CN 209661772 U CN209661772 U CN 209661772U CN 201720937649 U CN201720937649 U CN 201720937649U CN 209661772 U CN209661772 U CN 209661772U
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- guide hole
- needle guide
- template
- minimally invasive
- navigation device
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- 238000000034 method Methods 0.000 claims abstract description 43
- 238000002594 fluoroscopy Methods 0.000 claims abstract description 39
- 239000000178 monomer Substances 0.000 claims abstract description 22
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000000338 in vitro Methods 0.000 abstract description 2
- 206010017076 Fracture Diseases 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 208000020084 Bone disease Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 201000009030 Carcinoma Diseases 0.000 description 1
- 206010010214 Compression fracture Diseases 0.000 description 1
- 208000007825 Orbital Fractures Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 208000032839 leukemia Diseases 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 230000001144 postural effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 108010048734 sclerotin Proteins 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
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Abstract
The utility model, which belongs to, is related to the field of medical instrument technology, it is related to minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective, the navigation device by N >=3 monomer template group at, lateral Fluoroscopy location needle guide hole is the perforation of horizontal two sides, is respectively arranged on template left side and template right side；Minimally invasive positioning needle guide hole and spinous process positioning needle guide hole may be selected as upper and lower surfaces perforation, be respectively arranged on template upper surface and template lower surface；It is two groups that minimally invasive positioning needle guide hole, which may be selected, is located at spinous process and positions needle guide hole two sides；Longitudinal Fluoroscopy location needle guide hole is front and rear sides perforation, is respectively arranged on the center of template leading flank and template trailing flank.The utility model is fully seated in vitro, assists improving its accuracy by perspective, and template is integral by Kirschner wire connection and improves its stability, appropriate in sagittal plain to be adjusted, and is suitble to different positions；The radiation exposure of medical worker and patient are reduced simultaneously, and there is preferable replicability.
Description
Technical field
The utility model belongs to minimally invasive pedicle of vertebral arch screw outside the skin of the field of medical instrument technology more particularly to a kind of combination perspective
Follow closely navigation device.
Background technique
Thoracolumbar disk vertebral compression and blow-out fracture are the common types of spine fracture, the fixed system in posterior Pedicle
System is the preferred measure for handling such damage.Because conventional open is set, tack operation wound is larger, tissue dissection range is relatively wide, operation
In can to surrounding tissue for a long time pull, and influence patient's postoperative function recovery, so recently as vertebral column minimally invasive surgery
Development, percutaneous cervical arc root screw technique for fixing are paid more and more attention, the determination of pedicle screw entry point and screw way direction in art
It is the key that this technology, but Thoracolumbar disk anatomical structure is more complicated and variation is big, in conventional percutaneous cervical arc root operation often
Underlying nail need to be continuously had an X-rayed, medical worker and patient radiation dose is caused to increase, will lead to leukaemia and cutaneum carcinoma for a long time
Occur, though the pedicle of vertebral arch of unarmed limited touch sets nail method and can reduce perspective, extends operating time, and be harder to meet same
The consistency of centrum bilateral Screw entrance point and direction, influences reset effect.
In addition the outer individuation template of the skin that currently exists, be using skin outside form as template Individual design,
But skin soft tissue activity is big, and receptor site etc. influences, and does not allow to be fixed easily, hence it is evident that influences the accuracy of positioning.
Summary of the invention
In order to solve the above-mentioned technical problem, the utility model provides minimally invasive pedicle screw outside a kind of skin of combination perspective and leads
Navigate device, keeps percutaneous cervical arc root screw implantation in minimally invasive spine surgical accurate, while reducing the radiation of patient and medical staff.
It solves one of the utility model of the above technical problem and combines minimally invasive pedicle screw navigation outside the skin of perspective
Device, it is characterised in that: the navigation device is by N >=3 monomer template group at the monomer template is equipped with lateral Fluoroscopy location
Minimally invasive positioning needle guide hole, spinous process positioning needle guide hole and longitudinal Fluoroscopy location needle guide hole may be selected in needle guide hole, laterally thoroughly
It regards positioning needle guide hole to penetrate through as horizontal two sides, is respectively arranged on template left side and template right side；Minimally invasive pilot pin may be selected
Pilot hole and spinous process positioning needle guide hole are upper and lower surfaces perforation, are respectively arranged on template upper surface and template lower surface；It is optional
Selecting minimally invasive positioning needle guide hole is two groups, is located at spinous process and positions needle guide hole two sides；Longitudinal Fluoroscopy location needle guide hole is front and back
Two sides perforation, is respectively arranged on the center of template leading flank and template trailing flank.
The monomer template is cuboid.
It is described may be selected minimally invasive two groups of positioning needle guide hole be symmetrically positioned in spinous process positioning needle guide hole two sides.
The spinous process positioning needle guide hole is two groups, is staggered and is distributed parallelly on the center of template upper and lower surface.
Quantity > 20 that minimally invasive positioning needle guide hole may be selected, preferably may be selected the number of minimally invasive positioning needle guide hole
Amount=90.
It is described that minimally invasive positioning needle guide hole diameter may be selected is 2.1mm, minimally invasive pedicle screw outside the detachable skin
Navigation device is configured to multiple guide plate arrangements, leaning angle according to the difference that minimally invasive positioning needle guide hole inclined angle may be selected
Degree is respectively 4 °, 6 °, 8 °, 10 °, 12 ° or 14 °.
The outer navigation template of skin in the utility model is universal template, and minimally invasive positioning needle guide hole inclined angle may be selected
There are the Multiple Types such as 4 °, 6 °, 8 °, 10 °, 12 °, 14 °, needs percutaneous puncture vertebra suitable for most thoracolumbar fractures, osteopathy
Nut implements the patient of operation.
Monomer template upper surface is identified equipped with degree.
The loose pattern plate thickness 14-16mm.
The aperture of the transverse direction Fluoroscopy location needle guide hole, spinous process positioning needle guide hole and longitudinal Fluoroscopy location needle guide hole
For 2.1mm.
The transverse direction Fluoroscopy location needle guide hole is 1, and longitudinal Fluoroscopy location needle guide hole is 3.
Lateral Fluoroscopy location needle guide hole is to pass through lateral perspective guide pin, minimally invasive pilot pin may be selected in the utility model
Pilot hole is to pass through positioning guide pin, spinous process positioning needle guide hole to pass through spinous process Fluoroscopy location needle and longitudinal Fluoroscopy location needle
Monomer template is connected into an entirety to pass through longitudinal perspective guide pin, longitudinal perspective guide pin by pilot hole.
In the utility model monomer template edge can also Passivation Treatment, to avoid skin is weighed wounded.
Minimally invasive pedicle screw navigation device outside the individuation skin of perspective auxiliary is combined in the utility model, by saturating in art
Depending on auxiliary positioning, solve the problems, such as that template changes with skin is mobile, in addition also increase be fixed on spinous process spinous process perspective it is fixed
Position needle, prevents from moving.
Device in the utility model is fully seated in vitro, assists improving its accuracy by perspective, monomer template can
Its stability is improved to be integral by Kirschner wire connection, appropriate in sagittal plain can also be adjusted, be suitble to difference
Position；While the radiation exposure of medical worker and patient are reduced, and it is also smaller on bed, there is preferable replicability.
Template in the utility model is universal navigation template, is suitable for most thoracolumbar fractures, osteopathy needs
Percutaneous puncture pedicle of vertebral arch implements the patient of operation, and the present apparatus guarantees the accurate of puncture by the way that X-ray examination is auxiliary, can puncture simultaneously more
A centrum nut, thus can not only reduce the wound of patient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of navigation device in the utility model
Fig. 2 is monomer template schematic diagram in the utility model
Fig. 3 and Fig. 4 is the combination schematic diagram of navigation device and Thoracolumbar disk bone in the utility model
Fig. 5 is the combination schematic diagram that guide pin and Thoracolumbar disk bone are positioned in the utility model
Wherein in figure be specifically identified it is as follows: 1. lateral Fluoroscopy location needle guide holes, 2., which may be selected minimally invasive pilot pin, leads
Needle guide hole, 4, degree mark, 5. longitudinal Fluoroscopy location needle guide holes, 6. monomer templates, 7. templates are positioned to 3. spinous process of hole
Upper and lower surface, 8. template front and back sides, 9. template left and right sides, 10. Kirschner wires, 11. Thoracolumbar disk bones, 12. normal vertebral bodies,
13. suffering from vertebra, 14. skins, 15. longitudinal perspective guide pins, 16. laterally have an X-rayed guide pin, 17. positioning guide pins
Specific embodiment
The utility model is further described with specific embodiment below:
Embodiment 1
Minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective, navigation device is by 3 monomer template groups at single
Body template is cuboid, and equipped with lateral Fluoroscopy location needle guide hole, minimally invasive positioning needle guide hole, spinous process pilot pin guiding may be selected
Hole, degree mark and longitudinal Fluoroscopy location needle guide hole, lateral Fluoroscopy location needle guide hole are the perforation of horizontal two sides, are respectively arranged on
Template left side and template right side；Minimally invasive positioning needle guide hole may be selected and spinous process positioning needle guide hole passes through for upper and lower surfaces
It is logical, it is respectively arranged on template upper surface and template lower surface；It is two groups that minimally invasive positioning needle guide hole, which may be selected, is located at spinous process and positions
Needle guide hole two sides；Longitudinal Fluoroscopy location needle guide hole is front and rear sides perforation, is respectively arranged on rear side of template leading flank and template
The center in face.
Lateral Fluoroscopy location needle guide hole is to pass through lateral perspective guide pin, minimally invasive positioning needle guide hole may be selected to wear
Positioning guide pin, spinous process positioning needle guide hole are crossed to pass through spinous process Fluoroscopy location needle and longitudinal Fluoroscopy location needle guide hole to wear
Longitudinal perspective guide pin is crossed, monomer template is connected into an entirety by longitudinal perspective guide pin.
It is two groups that spinous process, which positions needle guide hole, and every group of 9 holes are staggered and are distributed parallelly on the centre bit of template upper and lower surface
It sets.The quantity that minimally invasive positioning needle guide hole may be selected can set 20 or more, loose pattern plate thickness 14mm, it is possible to reduce Fluoroscopy location
Number can be adjusted directly in different ducts, more convenient for operating in art.
The aperture of lateral Fluoroscopy location needle guide hole, spinous process positioning needle guide hole and longitudinal Fluoroscopy location needle guide hole is
2.1mm fits in through 2mm diameter Kirschner wire.Spinous process table is shallow, in pedicle of vertebral arch low level.It can avoid shifting with Kirschner wire fixation.
The outer device of the individuation skin of perspective auxiliary is combined to solve in the utility model by fluoroscopy during operation auxiliary positioning
In addition template also increases the pilot pin for being fixed on spinous process, prevents from moving with skin mobile the problem of changing.
Device in the utility model makes percutaneously accurately to place and easily fix, and is disposed entirely within outside skin, when in art not
It needs notch to place, in addition designs spinous process pilot pin and reinforce locating effect.
Embodiment 2
Minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective, navigation device is by 4 monomer template groups at single
Body template is cuboid, and equipped with lateral Fluoroscopy location needle guide hole, minimally invasive positioning needle guide hole, spinous process pilot pin guiding may be selected
Hole, degree mark and longitudinal Fluoroscopy location needle guide hole, lateral Fluoroscopy location needle guide hole are the perforation of horizontal two sides, are respectively arranged on
Template left side and template right side；Minimally invasive positioning needle guide hole may be selected and spinous process positioning needle guide hole passes through for upper and lower surfaces
It is logical, it is respectively arranged on template upper surface and template lower surface；It is two groups that minimally invasive positioning needle guide hole, which may be selected, is located at spinous process and positions
Needle guide hole two sides；Longitudinal Fluoroscopy location needle guide hole is front and rear sides perforation, is respectively arranged on rear side of template leading flank and template
The center in face.
It is two groups that minimally invasive positioning needle guide hole, which may be selected, and every group of quantity that minimally invasive positioning needle guide hole may be selected can set 90
A circular hole is symmetrically positioned in spinous process positioning needle guide hole two sides；It is two groups that spinous process, which positions needle guide hole, every group of 9 holes, is staggered parallel
It is distributed in the center of monomer template upper and lower surface.Template thickness 14mm, it is possible to reduce Fluoroscopy location number, it can be directly in difference
Duct adjustment, more convenient for being operated in art.
The aperture of lateral Fluoroscopy location needle guide hole, spinous process positioning needle guide hole and longitudinal Fluoroscopy location needle guide hole is
2.1mm fits in through 2mm diameter Kirschner wire.Spinous process table is shallow, in pedicle of vertebral arch low level.It can avoid shifting with Kirschner wire fixation.
Minimally invasive positioning needle guide hole inclined angle may be selected in minimally invasive pedicle screw navigation device foundation outside detachable skin
Difference is configured to multiple guide plate arrangements, and inclined angle is respectively 4 °, 6 °, 8 °, 10 °, 12 ° or 14 °, can satisfy different vertebras
The operation requirement of body difference patient, has generalization.Degree mark is located at monomer template upper surface, and monomer template edge may be used also
Passivation Treatment, to avoid skin is weighed wounded.
Process of the utility model navigation device in art:
In art interior fixation be long-armed single pedicle screw system (Beijing City Fule Technology Development Co., Ltd, in
State), patient takes the prone position of hanging abdomen after general anesthesia.Piece is taken the photograph as center standard normotopia to hurt vertebra using C-arm X-ray machine, is confirmed
Spinous process is located at the center of left and right sides pedicle of vertebral arch projection join line.Body surface marking hurts vertebra and the adjacent upper limb of pleurocentrum end to end, each vertebra
The line of line and left and right sides the pedicle of vertebral arch projection of body spinous process.More pieces of diameter 2mm Kirschner wire is selected to respectively penetrate above-mentioned each template
In pilot hole, spinous process is driven into shorter diameter 2mm Kirschner wire and is fixed with sticky pad pasting of performing the operation.
By above-mentioned normotopia take the photograph piece on the basis of substantially suitable pilot hole is selected in monomer template, be percutaneously successively driven into diameter
After 2mm Kirschner wire reaches sclerotin, piece is taken the photograph in row positive side position, pilot hole adjustment positioning Kirschner wire is closed on according to X-ray film selection, until hitting
The Kirschner wire entered is adjusted to normotopia and reaches pedicle of vertebral arch projecting edge, and side position and the upper soleplate of centrum are parallel (identical as Design),
Continue to be driven into Kirschner wire, when its needlepoint side position being made to reach centrum rear wall, normotopia is located at pedicle of vertebral arch projection inside, continues to be driven into kirschner
Sign enters 1/3 before centrum.It is successively put into expansion sleeve and protection sleeve step by step along positioning Kirschner wire, with hollow screw tap along positioning gram
Family name's needle expands screw way, selects suitable diameter and the long-armed single pedicle screw of length to be screwed into centrum along positioning Kirschner wire, hurts vertebra
The screw length of selection is slightly shorter.The angle of appropriate adjustment operating bed hurts vertebra etc. by Postural reduction.It is placed in screw tail cap again, fits
It when distraction reduction centrum and locks, fractures and follow closely tail, art finishes.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (8)
1. minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective, it is characterised in that: the navigation device by N >=3
Monomer template group be equipped with lateral Fluoroscopy location needle guide hole (1) at, the monomer template (6), minimally invasive pilot pin may be selected lead
To hole (2), spinous process positioning needle guide hole (3) and longitudinal Fluoroscopy location needle guide hole (5), lateral Fluoroscopy location needle guide hole (1)
For the perforation of horizontal two sides, it is respectively arranged on template left side (9-1) and template right side (9-2)；Minimally invasive pilot pin guiding may be selected
Hole (2) and spinous process positioning needle guide hole (3) are upper and lower surfaces perforation, are respectively arranged on template upper surface (7-1) and template following table
Face (7-2)；It is two groups that minimally invasive positioning needle guide hole (2), which may be selected, is located at spinous process and positions needle guide hole (3) two sides；Longitudinal perspective
Needle guide hole (5) are positioned as front and rear sides perforation, are respectively arranged on the center of template leading flank (8-1) and template trailing flank (8-2)
Position；Spinous process positioning needle guide hole (3) is two groups, is staggered and is distributed parallelly on the center of template upper and lower surface；It is described
Quantity=90 of minimally invasive positioning needle guide hole (2) may be selected.
2. minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective according to claim 1, it is characterised in that:
The monomer template (6) is cuboid.
3. minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective according to claim 1 or 2, feature exist
In: (2) two groups of the minimally invasive positioning needle guide hole that may be selected is symmetrically positioned in spinous process positioning needle guide hole (3) two sides.
4. minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective according to claim 3, it is characterised in that:
Described that minimally invasive positioning needle guide hole (2) diameter may be selected as 2.1mm, inclined angle is respectively 4 °, 6 °, 8 °, 10 °, 12 ° or 14 °.
5. minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective according to claim 1, it is characterised in that:
Monomer template (6) upper surface is equipped with degree mark (4).
6. minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective according to claim 1, it is characterised in that:
Monomer template (6) the thickness 14-16mm.
7. minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective according to claim 1, it is characterised in that:
The transverse direction Fluoroscopy location needle guide hole (1), spinous process position the hole of needle guide hole (3) and longitudinal Fluoroscopy location needle guide hole (5)
Diameter is 2.1mm.
8. minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective according to claim 1, it is characterised in that:
The transverse direction Fluoroscopy location needle guide hole (1) is 1, and longitudinal Fluoroscopy location needle guide hole (5) is 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937649.5U CN209661772U (en) | 2017-07-31 | 2017-07-31 | Minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720937649.5U CN209661772U (en) | 2017-07-31 | 2017-07-31 | Minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209661772U true CN209661772U (en) | 2019-11-22 |
Family
ID=68559424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720937649.5U Expired - Fee Related CN209661772U (en) | 2017-07-31 | 2017-07-31 | Minimally invasive pedicle screw navigation device outside a kind of skin of combination perspective |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209661772U (en) |
-
2017
- 2017-07-31 CN CN201720937649.5U patent/CN209661772U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210315 Address after: No.19, tamulin street, Ziliujing District, Zigong City, Sichuan Province Patentee after: ZIGONG FOURTH PEOPLE'S HOSPITAL (ZIGONG EMERGENCY CENTER) Address before: 643000 No.2, tamulin street, Ziliujing District, Zigong City, Sichuan Province Patentee before: ZIGONG NO.4 PEOPLE'S Hospital Patentee before: Wu Chao |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |