CN206151566U - Chest lumbar vertebrae body surface location ware based on magnetic resonance iconography - Google Patents
Chest lumbar vertebrae body surface location ware based on magnetic resonance iconography Download PDFInfo
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- CN206151566U CN206151566U CN201620896294.5U CN201620896294U CN206151566U CN 206151566 U CN206151566 U CN 206151566U CN 201620896294 U CN201620896294 U CN 201620896294U CN 206151566 U CN206151566 U CN 206151566U
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- plane bar
- body surface
- horizontal plane
- magnetic resonance
- pole
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Abstract
The utility model relates to the technical field of medical equipment, especially, relate to a chest lumbar vertebrae body surface location ware based on magnetic resonance iconography, including sagittal face pole, horizontal plane pole, coronal section pole, be provided with on the sagittal face pole first screw thread and with first screw thread assorted nut, the horizontal plane pole is used for fixing a position the height of human pedicle of vertebral arch, just the horizontal plane pole is mutually perpendicular with the human body, be equipped with scale and second screw thread on the horizontal plane pole to and with second screw thread assorted location mark, the data conditioning location mark of magnetic resonance iconography before can be according to the art when the perspective, and then the pedicle of vertebral arch of fixing a position corresponding festival section is in the abrupt body surface position of both sides of sour jujube, sagittal face pole passes cavity scale that the coronal section pole set up and at cavity scale internal rotation, angle that the pedicle of vertebral arch sagittal face that obtains according to magnetic resonance examination measurements before the art advances to follow closely direction and body surface to the realization is to the regulation of sagittal face pole and coronal section pole angle, and then improves the precision of body surface location ware.
Description
Technical field
The utility model is related to technical field of medical equipment, more particularly to a kind of Thoracolumbar disk body based on magnetic resonance imaging
Table locator.
Background technology
Now with the development of vertebral column minimally invasive surgical technic, increasing thoracolumbar fracture puts nail technology using minimally invasive,
Thoracolumbar disk is minimally invasive to be put nail and has that operative incision is little, operation wound is little and perform the operation and damage little, the postoperative work that can leave the bed in early days to paraspinal muscle
Dynamic the advantages of.
It is well known that vertebral column minimally invasive surgeon complete Thoracolumbar disk it is minimally invasive put tack operation be required to it is complete under X-ray examination
Into preoperative accurately X-ray examination positioning can help the body surface projection position of the clear and definite operated level pedicle of vertebral arch of patient, be Thoracolumbar disk
The minimally invasive basis for putting Needle localization in tack operation, and accurately preoperative x-ray positioning can obviously reduce Needle localization perspective time in art
Number.
However, due to the pedicle of vertebral arch abduction angle difference of different segment, and current body surface locator can not be according to difference
Abduction angle position pedicle of vertebral arch in the position of coronal-plane, the partially interior or partially outer possibility of body surface location point now occurs；Together
When, the pedicle of vertebral arch of different segment is different in sagittal degree of tilt end to end, and current body surface locator equally can not be according to difference
The degree of tilt end to end of the pedicle of vertebral arch of sections positions pedicle of vertebral arch in sagittal position, now occurs that body surface location point is higher or inclined
Low possibility.Therefore, current body surface locator can only roughly position the body surface symbol of pedicle of vertebral arch, and can not be according to different sections
The characteristics of pedicle of vertebral arch of section, carries out precise positioning.
Utility model content
The utility model provides a kind of Thoracolumbar disk body surface locator based on magnetic resonance imaging, to solve existing body
The problem that table locator can not be accurately positioned according to the characteristics of the pedicle of vertebral arch of different segment.
Deficiency in solve above-mentioned technology, the utility model discloses following technical scheme：
A kind of Thoracolumbar disk body surface locator based on magnetic resonance imaging, including sagittal plane bar, horizontal plane bar, coronal-plane
Bar, the sagittal plane bar is flexibly connected with coronal-plane bar；Wherein,
The spiral shell for playing fixation for the first screw thread being provided with the sagittal plane bar and being matched with first screw thread
Cap；
The horizontal plane bar is used to position the height of human body pedicle of vertebral arch, and the horizontal plane bar is perpendicular with human body；It is described
Horizontal plane bar is provided with scale and the second screw thread, and the positioning mark matched with second screw thread, and the positioning mark passes through
Second screw thread rotation is moved；
The coronal-plane bar coincides with the spinous process of human body Thoracolumbar disk, and fits with the human body skin at spinous process center；
The coronal-plane bar is provided with hollow rule, and the sagittal plane bar passes hollow rule and in hollow rule inner rotation,
The angle of the sagittal plane bar and coronal-plane bar can be changed.
Alternatively, the horizontal plane bar is divided into left horizontal plane bar, the right side by the junction of the sagittal plane bar and coronal-plane bar
Horizontal plane bar.
Alternatively, the positioning target quantity is two, and one is located on the left horizontal plane bar, and another is located at institute
State on right horizontal plane bar.
Alternatively, the positioning is marked in a ring.
Alternatively, the hollow rule semicircular in shape.
The technical scheme that the utility model is provided includes following beneficial effect：The scale arranged on the horizontal plane bar and the
Two screw threads and the positioning mark matched with second screw thread, can be according to the data of preoperative magnetic resonance imaging in perspective
Positioning mark is adjusted, and then positions the sites of the pedicle of vertebral arch in spinous process both sides of corresponding sections；Surveyed according to preoperative magnetic resonance examination
The pedicle of vertebral arch sagittal plane for measuring enters to follow closely the angle in direction and body surface, the hollow quarter that the sagittal plane bar is arranged through coronal-plane bar
Degree chi is simultaneously rotated in hollow rule, so as to realize the regulation to sagittal plane bar and coronal-plane bar angle, now sagittal plane bar
Direction be exactly the pedicle of vertebral arch for needing Fluoroscopy location sections direction of travel, it is only necessary to make C-arm fluoroscopic machine and sagittal plane bar
Direction it is parallel.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The utility model can be limited.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, for ordinary skill people
For member, without having to pay creative labor, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of structural representation of the Thoracolumbar disk body surface locator based on magnetic resonance imaging of the utility model.
Fig. 2 is a kind of side view of the Thoracolumbar disk body surface locator based on magnetic resonance imaging of the utility model.
Description of reference numerals：1st, sagittal plane bar；2nd, horizontal plane bar；3rd, coronal-plane bar；4th, positioning mark；5th, hollow rule；
6th, nut.
Specific embodiment
In order that those skilled in the art more fully understands the technical scheme in the utility model, below in conjunction with this reality
With the accompanying drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that
Described embodiment is only a part of embodiment of the utility model, rather than the embodiment of whole.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made,
The scope of the utility model protection should all be belonged to.
Put in tack operation Thoracolumbar disk is minimally invasive, it is preoperative to be required to help the clear and definite hand of patient by accurately X-ray examination positioning
The body surface projection position of art sections pedicle of vertebral arch.Due to the pedicle of vertebral arch abduction angle and the difference of tilt angles end to end of different segment,
The scale arranged on horizontal plane bar and the second screw thread and the positioning mark matched with second screw thread, can be with root in perspective
Positioning mark is adjusted according to the data of preoperative magnetic resonance imaging, the sites of the pedicle of vertebral arch in spinous process both sides of corresponding sections are positioned；
The pedicle of vertebral arch sagittal plane obtained according to preoperative magnetic resonance examination measurement enters to follow closely the angle in direction and body surface, and sagittal plane bar passes through coronal
The hollow rule of face bar setting is simultaneously rotated in hollow rule, so as to realize the tune to sagittal plane bar and coronal-plane bar angle
Section, now the direction of sagittal plane bar is exactly the direction of travel of the pedicle of vertebral arch for needing Fluoroscopy location sections, it is only necessary to make C-arm saturating
It is parallel with the direction of sagittal plane bar depending on machine, so as to improve positioning accurate accuracy of the existing body surface locator in art.
In order that those skilled in the art more fully understands the utility model scheme, below in conjunction with the accompanying drawings and embodiment
The utility model is described in further detail.
With reference to shown in Fig. 1, a kind of structural representation of the Thoracolumbar disk body surface locator based on magnetic resonance imaging, including arrow
Shape face bar 1, horizontal plane bar 2, coronal-plane bar 3, sagittal plane bar 1 is flexibly connected with coronal-plane bar 3；Wherein, arrange on sagittal plane bar 1
The nut 6 for playing fixation for having the first screw thread and matching with first screw thread；The horizontal plane bar 2 is used to position people
The height of body pedicle of vertebral arch, and the horizontal plane bar 2 is perpendicular with human body；The horizontal plane bar 2 is provided with scale and the second screw thread,
And the positioning mark 4 matched with second screw thread, the positioning mark 4 is by the movement of the second screw thread rotation；The coronal-plane
Bar 3 coincides with the spinous process of human body Thoracolumbar disk, and fits with the human body skin at spinous process center；The coronal-plane bar 3 is provided with
Hollow rule 5, the sagittal plane bar 1 passes hollow rule 5 and in the inner rotation of hollow rule 5.
Preferably, the horizontal plane bar 2 by the junction of the sagittal plane bar 1 and coronal-plane bar 3 be divided into left horizontal plane bar,
Right horizontal plane bar.
Preferably, the quantity of the positioning mark 4 is two, and one is located on the left horizontal plane bar, and another is located at
On the right horizontal plane bar.
Preferably, the positioning marks 4 in a ring, and positions mark 4 by the movement of the second screw thread rotation；Can be with root in perspective
Positioning mark 4 is adjusted according to the data of preoperative magnetic resonance imaging, by the scale and the second screw thread of setting on horizontal plane bar 2, positioning
Sites of the pedicle of vertebral arch of corresponding sections in spinous process both sides.
Preferably, the hollow rule semicircular in shape；According to the pedicle of vertebral arch sagittal that preoperative magnetic resonance examination measurement is obtained
Face Jin Ding directions and the angle of body surface, sagittal plane bar 1 passes through the hollow rule 5 of the setting of coronal-plane bar 3 and in hollow rule 5
Interior rotation, so as to realize the regulation to sagittal plane bar 1 and the angle of coronal-plane bar 3, now the direction of sagittal plane bar 1 is exactly to need
The direction of travel of the pedicle of vertebral arch of Fluoroscopy location sections, it is only necessary to make C-arm fluoroscopic machine parallel with the direction of sagittal plane bar 1,
So as to improve positioning accurate accuracy of the existing body surface locator in art.
The Thoracolumbar disk body surface locator based on magnetic resonance imaging disclosed in the utility model, specifically using process such as
Under：
First, according to the Thoracolumbar disk MR (nuclear magnetic resonance image) before operation in patients, measuring patient needs to have an X-rayed the pedicle of vertebral arch of sections
The distance of body surface symbol and spinous process；
Secondly, the pedicle screw trajectory and body for having an X-rayed sections is needed according to Thoracolumbar disk MR (nuclear magnetic resonance image) measurements before operation in patients
The angle of epidermis skin；
Then, according to distance value of the pedicle of vertebral arch body surface symbol with spinous process for needing to have an X-rayed sections before the operation in patients for measuring, adjust
Save positioning mark 4 on the body surface locator horizontal plane bar 2 apart from the junction of the sagittal plane bar 1 and coronal-plane bar 3 away from
From making to be respectively arranged at positioning mark 4 on left horizontal plane bar, right horizontal plane bar apart from the sagittal plane bar 1 and coronal-plane bar 3
The distance value of junction is equal to before the operation in patients for measuring needs distance value of the pedicle of vertebral arch body surface symbol with spinous process for having an X-rayed sections,
The sections of required Fluoroscopy location, the position of positioning mark 4 is exactly the sites of bilateral pedicle of vertebral arch；
Finally, according to angle value of the pedicle screw trajectory with skin surface for needing to have an X-rayed sections before the operation in patients for measuring, art
During middle Fluoroscopy location, coronal-plane bar 3 coincides with the spinous process of human body Thoracolumbar disk, and is affixed with the human body skin at spinous process center
Close, adjust the angle of the body surface locator sagittal plane bar 1 and coronal-plane bar 3 so that the angle of sagittal plane bar 1 and coronal-plane bar 3
Degree is equal to the angle value that the pedicle screw trajectory that measurement is obtained and skin are affected according to magnetic resonance, therefore sagittal plane bar 1 is vertebral arch
Extended line of the root screw way in human skin；Now, C-arm fluoroscopic machine is adjusted in sagittal plane according to the direction of sagittal plane bar 1
Crevice projection angle, make C-arm parallel with the direction of sagittal plane bar 1 in sagittal plane, so as to improve existing body surface locator
Positioning accurate accuracy in art.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
Individual entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operate it
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to
Cover including for nonexcludability, so that a series of process, method, article or equipment including key elements not only includes those
Key element, but also including other key elements being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that
Also there is other identical element in the process including the key element, method, article or equipment.
The above is only specific embodiment of the present utility model, is made skilled artisans appreciate that or realizing this
Utility model.Various modifications to these embodiments will be apparent to one skilled in the art, institute herein
The General Principle of definition can in other embodiments be realized in the case of without departing from spirit or scope of the present utility model.
Therefore, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and original disclosed herein
Reason and the consistent most wide scope of features of novelty.
Claims (5)
1. a kind of Thoracolumbar disk body surface locator based on magnetic resonance imaging, it is characterised in that including sagittal plane bar (1), level
Face bar (2), coronal-plane bar (3), the sagittal plane bar (1) is flexibly connected with coronal-plane bar (3)；Wherein,
The nut for playing fixation for the first screw thread being provided with the sagittal plane bar (1) and being matched with first screw thread
(6)；
The horizontal plane bar (2) is for positioning the height of human body pedicle of vertebral arch, and the horizontal plane bar (2) is perpendicular with human body；Institute
State horizontal plane bar (2) and be provided with scale and the second screw thread, and the positioning mark (4) matched with second screw thread, it is described fixed
Moved by the second screw thread rotation position mark (4)；
The coronal-plane bar (3) coincides with the spinous process of human body Thoracolumbar disk, and fits with the human body skin at spinous process center；Institute
State coronal-plane bar (3) and be provided with hollow rule (5), the sagittal plane bar (1) passes hollow rule (5) and in hollow rule
(5) inner rotation.
2. the Thoracolumbar disk body surface locator based on magnetic resonance imaging according to claim 1, it is characterised in that the water
Plane link (2) is divided into left horizontal plane bar, right horizontal plane bar by the junction of the sagittal plane bar (1) and coronal-plane bar (3).
3. the Thoracolumbar disk body surface locator based on magnetic resonance imaging according to claim 2, it is characterised in that described fixed
The quantity of position mark (4) is two, and one is located on the left horizontal plane bar, and another is located on the right horizontal plane bar.
4. the Thoracolumbar disk body surface locator based on magnetic resonance imaging according to claim 1, it is characterised in that described fixed
Position mark (4) is in a ring.
5. the Thoracolumbar disk body surface locator based on magnetic resonance imaging according to claim 1, it is characterised in that in described
Empty rule (5) semicircular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620896294.5U CN206151566U (en) | 2016-08-17 | 2016-08-17 | Chest lumbar vertebrae body surface location ware based on magnetic resonance iconography |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620896294.5U CN206151566U (en) | 2016-08-17 | 2016-08-17 | Chest lumbar vertebrae body surface location ware based on magnetic resonance iconography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206151566U true CN206151566U (en) | 2017-05-10 |
Family
ID=58648250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620896294.5U Expired - Fee Related CN206151566U (en) | 2016-08-17 | 2016-08-17 | Chest lumbar vertebrae body surface location ware based on magnetic resonance iconography |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206151566U (en) |
-
2016
- 2016-08-17 CN CN201620896294.5U patent/CN206151566U/en not_active Expired - Fee Related
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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: 20170510 Termination date: 20180817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |