CN206576935U - A kind of vertebral pedicle puncture guiding device - Google Patents
A kind of vertebral pedicle puncture guiding device Download PDFInfo
- Publication number
- CN206576935U CN206576935U CN201621327559.6U CN201621327559U CN206576935U CN 206576935 U CN206576935 U CN 206576935U CN 201621327559 U CN201621327559 U CN 201621327559U CN 206576935 U CN206576935 U CN 206576935U
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- CN
- China
- Prior art keywords
- guiding device
- vertical positioner
- vertebral pedicle
- puncture guiding
- pedicle puncture
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Abstract
The utility model discloses a kind of vertebral pedicle puncture guiding device, including vertical positioner, the pad of vertical positioner bottom, pad both sides are provided with arc latch band and are connected with vertical positioner, the longitudinal section of vertical positioner is provided with two ducts run through, two cross bars are passed in and out by two duct activities respectively, and vertical positioner sagittal plane is communicated provided with fixing device with duct, and cross bar one end is connected with arc positioning groove by stretchable head end.Minimally Invasive Surgery vertebral pedicle puncture is carried out by the vertebral pedicle puncture guiding device, can quickly be positioned, the accuracy punctured and procedure efficiency is improved, reduces operating difficulty, shortens operating time, the amount of radiation of patient and patient is reduced, increases the security of operation；The present apparatus is simple in construction, and operation difficulty is small, is placed in and is positioned in vitro, to human body hurtless measure, and does not produce extra medical expense.
Description
Technical field
The utility model is related to orthopaedic medical treatment assistive device, and in particular to a kind of vertebral pedicle puncture guiding device.
Background technology
Disease about spine is clinical common and frequently-occurring disease, way of escape percutaneous cervical arc root screw Internal fixation technology and percutaneous vertebral body
Plasty is widely used in spinal surgery, and the key of the two successful surgery is precise positioning point of puncture and percutaneous puncture
Pedicle of vertebral arch enters centrum, and the centrum form of different segment is different, and point of puncture and puncture angle are also differed, Body Position Change or sick vertebra
Puncture parameter can also change.If pedicle screw inserts improper, vertebroplasty to puncture track wrong in art, bone can be caused
Folding resets the complication such as not good enough, fixed shakiness, bone cement seepage, and consequence is serious.How according to vertebral arch Root-knot index in operation
Individual difference setting vertebral pedicle puncture track it is most important.
In existing technology, general using Kirschner wire positioning, operator relies on subjective judgement, free-hand puncture under fluoroscopy,
Need repeatedly positive side position to have an X-rayed and adjust point of puncture and angle manually so that venipuncture difficulty is big, accuracy is not high, adds patient
With the amount of radiation of patient, puncture time and operating time are added, the pain of patient is added.And use area of computer aided to determine
Position airmanship, can be by preoperative centrum CT 3-dimensional reconstructions, using optical positioning method, by computer simulation through vertebral arch
Root is inserted, and because its navigation equipment is expensive, is not easy to clinical expansion.
Therefore, a kind of simple and practical Minimally Invasive Surgery pedicle of vertebral arch guider is clinically needed, can quickly be positioned, raising is worn
The accuracy and procedure efficiency of thorn, reduce operating difficulty, shorten operating time, reduce the amount of radiation of patient and patient, increase
The security of operation.
Utility model content
Utility model purpose：The problem of existing for prior art, the utility model provides a kind of vertebral pedicle puncture and is oriented to
Device.The vertebral pedicle puncture guiding device carries out Minimally Invasive Surgery vertebral pedicle puncture, can quickly position, and improves the accuracy punctured and operation
Efficiency, reduces operating difficulty, shortens operating time, reduces the amount of radiation of patient and patient, increases the security of operation.
Technical scheme：To achieve these goals, such as a kind of vertebral pedicle puncture guiding device described in the utility model, including
Vertical positioner, the pad of vertical positioner bottom, pad both sides are provided with arc latch band and are connected with vertical positioner, vertically
The longitudinal section of locator is provided with two ducts run through, and two cross bars are passed in and out by two duct activities respectively, perpendicular positioning
Device sagittal plane is communicated provided with fixing device with duct, and cross bar one end is connected with arc positioning groove by stretchable head end.
The vertical positioner is right-angled trapezium, and oblique waist plane and right angle waist plane are into 50-70 degree angle.Right-angled trapezium is designed
Arc latch band is not pulled during placement, under original state, bottom gasket is close to below oblique waist plane, inclined-plane and bottom gasket
Recline patient back, and inclined-plane obtuse angle is towards rostral, tilts vertical positioner cephalad.
Preferably, the oblique waist plane and right angle waist plane are into 60 degree of angles, the vertical positioner cephalad made tilts 30
Spend angle.60 degree of angles are set, and are so that certain angle is presented with back in original state arc lower locating slot, so, adjust bottom
After the arc latch band of pad, arc positioning groove is just bigger with respect to the angle change scope at back, required when being also operation.
The duct is particularly located on the vertical section perpendicular with the right angle waist plane center line of vertical positioner, and internal diameter
Equal with cross bar diameter, this duct is available for cross bar turnover activity in the horizontal direction.Duct is passed in and out by adjusting two cross bars
Length, can change angle of the arc positioning groove in plane residing for two ducts.
Preferably, described two cross bars are located at the oblique waist and right angle waist 1-2cm of vertical positioner respectively；It is preferred that
At 1cm.
The fixing device is that screw is located on the corresponding cross section in duct.On the corresponding cross section in duct, if
There are two tapping holes, communicated with two ducts, being screwed into screw can pressurize fixed transverse rod.
The arc latch band that the both sides center of the pad is each extended over out and the arc-shaped slot card below vertical positioner
Close, original state arc latch band is caught in the arc-shaped slot below vertical positioner completely, now pad and vertical positioner
Oblique girdle plane is parallel, by the clamped position for adjusting arc latch band and arc-shaped slot so that the sagittal plane of vertical positioner is tilted
Angle is changed from 30 degree to minus 30 degree.
Operation principle：It is preoperative to measure data below：First, side inclination angle：On the CT pieces of art vertebra, measured with axle position piece,
It need to reach site and pedicle of vertebral arch line in puncturing and do extended line, in centrum centre and spinous process line and do extended line, measure
The angle (being represented with a) of two extended lines.2nd, the distance of point of puncture and art vertebra spinous process：Mark above-mentioned two extended lines and skin
Intersection point, the distance between two intersection points of measurement (being represented with d1).3rd, puncture needle enters depth：Measurement puncture need to reach site
With the distance (being represented with d2) of the extended line and skin intersection point of pedicle of vertebral arch line.4th, sagittal plane inclination angle：After operation position is set,
Had an X-rayed by C arms X-ray machine, surveying vertebral endplate extended line and angle formed by skin of back on perspective piece, and calculate supplementary angle
(being represented with b).5th, projection of the lower positioning art vertebra both sides pedicle of vertebral arch in body surface is had an X-rayed, and is marked with marking pen.
After operation starts, this vertebral pedicle puncture guiding device is placed in patient back, vertical positioner oblique girdle plane and bottom
Pad is flat on patient's skin of back, and vertical positioner is placed on spinous process line, the length of the next cross bar of adjustment, positions arc
Groove is d1 apart from the length of spinous process line with skin intersection point, tightens the next screw in side and fixes the cross bar, then adjusts upper cross bar
Length, measured by protractor, it is a to make arc positioning groove and back median sagittal plane angulation, and tightens the upper screw in side
It is fixed, and make the intersection point of arc positioning groove and skin on the line extended line of the projection of both sides pedicle of vertebral arch body surface.Then adjust
The pairing of the arc latch band of bottom gasket both sides and the arc-shaped slot below vertical positioner, to adjust the height of bottom gasket
Degree, measured by protractor, make vertical positioner in this place skin axle position face inclination angle be b.Now, arcuately locating slot will be worn
Pricker is inserted, you can accurate to enter centrum along pedicle of vertebral arch, it is d2 that puncture needle, which enters depth,.Punctured without multi-angle multidigit point repeatedly
And perspective.
Beneficial effect：Compared with prior art, the utility model has the following advantages that：1st, by preoperative abundant measurement and
Prepare, punctured, can quickly positioned using this vertebral pedicle puncture guiding device percutaneous cervical arc root, improve the accuracy punctured and operation is imitated
Rate, reduces operating difficulty, shortens operating time, reduces the amount of radiation of patient and patient, increases the security of operation；2nd, this dress
Put simple in construction, operation difficulty is small, be placed in and positioned in vitro, to human body hurtless measure, and do not produce extra medical expense.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model vertebral pedicle puncture guiding device；
Fig. 2 is Fig. 1 left view.
Embodiment
Below in conjunction with drawings and examples, the utility model is described in further detail.
A kind of vertebral pedicle puncture guiding device as described in 1 to 2, including vertical positioner 1, vertical positioner 1 are right angle ladder
Shape, oblique waist plane and right angle waist plane are into 50-70 degree angle, preferably 60 degree angles；The bottom of vertical positioner 1 is provided with pad 2, pad
The 2 both sides centers including shim body and pad each extend over out arc latch band 3, the vertical positioner 1 of arc latch band 3
The arc-shaped slot of lower section is connected together, and original state arc latch band 3 is caught in the arc-shaped slot of the lower section of vertical positioner 1 completely,
Now pad 2 is parallel with the oblique girdle plane of vertical positioner 1, by adjusting the clamped position of arc latch band 3 and arc-shaped slot 1,
So that the sagittal plane inclination angle of vertical positioner 1 is changed from 30 degree to minus 30 degree.The longitudinal section of vertical positioner 1 is provided with two
The duct 4 run through, duct is particularly located on the vertical section perpendicular with the right angle waist plane center line of vertical positioner 1, two horizontal strokes
Bar 5 is each passed through two ducts run through 4, and cross bar is located at each 1-2cm of waist up and down of vertical positioner respectively；It is preferred that
At 1cm.The internal diameter in duct 4 is equal with the diameter of cross bar 5, and this duct is available for cross bar turnover activity in the horizontal direction.It is vertical fixed
The position sagittal plane of device 1 is provided with the screw of fixing device 6, and the screw of fixing device 6 is by setting two on the corresponding cross section in duct 4
Tapping hole is communicated with duct 4, and screw can pressurize fixed transverse rod 5.The one end of cross bar 5 is connected with arc by movable head end 7 and positioned
Groove 8.
Operation consent need to measure data below：First, side inclination angle：On the CT pieces of art vertebra, measured, needed in puncturing with axle position piece
Reach site and pedicle of vertebral arch line and simultaneously do extended line, in centrum centre and spinous process line and do extended line, measure two extensions
The angle (being represented with a) of line.2nd, the distance of point of puncture and art vertebra spinous process：The intersection point of above-mentioned two extended lines and skin is marked, is surveyed
The distance between two intersection points of amount (being represented with d1).3rd, puncture needle enters depth：Measurement puncture need to reach site and connect with pedicle of vertebral arch
The extended line of line and the distance (being represented with d2) of skin intersection point.4th, sagittal plane inclination angle：After operation position is set, pass through C arm X-rays
Machine is had an X-rayed, surveying vertebral endplate extended line and angle formed by skin of back on perspective piece, and calculates supplementary angle (being represented with b).
5th, projection of the lower positioning art vertebra both sides pedicle of vertebral arch in body surface is had an X-rayed, and is marked with marking pen.
After operation starts, this vertebral pedicle puncture guiding device is placed in patient back, vertical positioner oblique girdle plane and bottom pad
Piece 2 is flat on patient's skin of back, and vertical positioner 1 is placed on spinous process line, the length of the next cross bar 5 of adjustment, determines arc
Position groove 8 is d1 apart from the length of spinous process line with skin intersection point, tightens the next screw 5 in the side of 1 sagittal plane duct of vertical positioner 4
The cross bar 5 is fixed, then adjusts the length of upper cross bar 5, is measured by protractor, makes arc positioning groove 8 and back median sagittal
Face angulation is a, and tightens the upper screw 5 in the side of duct 4 and fix, and makes the intersection point of arc positioning groove 8 and skin in both sides vertebral arch
On the line extended line of the projection of root body surface.Then under the arc latch band 3 and vertical positioner 1 of adjustment bottom gasket 2 both sides
The pairing of the arc-shaped slot of side, to adjust the height of bottom gasket 2, is measured by protractor, makes the skin in this place of vertical positioner 1
The inclination angle in skin axle position face is b.Now, arcuately locating slot 8 inserts puncture needle, you can accurately enters centrum along pedicle of vertebral arch, wears
It is d2 that pricker, which enters depth,.Puncture and have an X-rayed without multi-angle multidigit point repeatedly.
Angle needed for inserting needle in art is measured by preoperative, you can start luck device setting angle, art in operation
In by the direct inserting needle of arc positioning groove, drastically increase the accuracy of puncture, reduce fluoroscopy during operation number of times, effectively shorten hand
The art time, reduce postoperative complication.
Claims (10)
1. a kind of vertebral pedicle puncture guiding device, it is characterised in that including vertical positioner (1), the pad of vertical positioner (1) bottom
Piece (2), pad (2) both sides are provided with arc latch band (3) and are connected with vertical positioner (1), the vertical positioner (1)
Longitudinal section be provided with two ducts (4) for running through, two cross bars (5) are passed in and out by two ducts (4) activities respectively, vertical fixed
Position device (1) sagittal plane is communicated provided with fixing device (6) with duct (4), and cross bar (5) one end is connected by stretchable head end (7)
There is arc positioning groove (8).
2. vertebral pedicle puncture guiding device according to claim 1, it is characterised in that the vertical positioner (1) is right angle
Trapezoidal, oblique waist plane and right angle waist plane are into 50-70 degree angle.
3. vertebral pedicle puncture guiding device according to claim 2, it is characterised in that the oblique waist plane and right angle waist plane
Into 60 degree of angles.
4. vertebral pedicle puncture guiding device according to claim 2, it is characterised in that the duct (4) is located at determines with vertical
On the perpendicular vertical section of right angle waist plane center line of position device (1), duct (4) internal diameter is equal with the diameter of cross bar (5).
5. vertebral pedicle puncture guiding device according to claim 2, it is characterised in that described two cross bars (5) are located at respectively
At the oblique waist and right angle waist 1-2cm of vertical positioner.
6. vertebral pedicle puncture guiding device according to claim 5, it is characterised in that described two cross bars (5) are located at respectively
At the oblique waist and right angle waist 1cm of vertical positioner.
7. vertebral pedicle puncture guiding device according to claim 1, it is characterised in that the fixing device (6) is screw position
In on duct (4) corresponding cross section.
8. vertebral pedicle puncture guiding device according to claim 1, it is characterised in that under pad (2) original state with
The oblique girdle plane of vertical positioner (1) is parallel.
9. under vertebral pedicle puncture guiding device according to claim 1, the arc latch band (3) and vertical positioner (1)
The arc-shaped slot engaging of side.
10. vertebral pedicle puncture guiding device according to claim 9, the arc latch band (3) passes through regulation and arc card
The engaging of groove so that the sagittal plane inclination angle of vertical positioner (1) is changed from 30 degree to minus 30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621327559.6U CN206576935U (en) | 2016-12-06 | 2016-12-06 | A kind of vertebral pedicle puncture guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621327559.6U CN206576935U (en) | 2016-12-06 | 2016-12-06 | A kind of vertebral pedicle puncture guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206576935U true CN206576935U (en) | 2017-10-24 |
Family
ID=60108770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621327559.6U Expired - Fee Related CN206576935U (en) | 2016-12-06 | 2016-12-06 | A kind of vertebral pedicle puncture guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206576935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109199563A (en) * | 2018-11-26 | 2019-01-15 | 杨英果 | Can three-dimensional regulation posterior spinal operation positioning device |
-
2016
- 2016-12-06 CN CN201621327559.6U patent/CN206576935U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109199563A (en) * | 2018-11-26 | 2019-01-15 | 杨英果 | Can three-dimensional regulation posterior spinal operation positioning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171024 Termination date: 20181206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |