CN208339578U - A kind of multi-functional Thoracolumbar disk body surface locator device - Google Patents
A kind of multi-functional Thoracolumbar disk body surface locator device Download PDFInfo
- Publication number
- CN208339578U CN208339578U CN201720950510.4U CN201720950510U CN208339578U CN 208339578 U CN208339578 U CN 208339578U CN 201720950510 U CN201720950510 U CN 201720950510U CN 208339578 U CN208339578 U CN 208339578U
- Authority
- CN
- China
- Prior art keywords
- mullion
- spreader
- casing
- centrum
- body surface
- 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 - Fee Related
Links
Abstract
The utility model belongs to technical field of medical equipment, discloses a kind of multi-functional Thoracolumbar disk body surface locator device, is provided with more spreaders and Duo Gen mullion；The spreader is connected with mullion by intersecting casing；It is connected between adjacent spreader by first movement casing；Pass through the second mobile casing linking between adjacent mullion.The utility model develops locator according to centrum form and back radian, sets grid distance with reference to lumbar vertebrae average height, so that it is determined that the position of operation centrum or segment, easy to operate；Using curved side position perspective grids, side position grid fluoroscopy images are changed into normotopia graduated scale position, utmostly reduce the error produced during perspective, accuracy is high；The pedicle of vertebral arch or intervertenral space of centrum are further positioned by the corresponding scale value in positioning rule, it is flexibly practical.
Description
Technical field
The utility model belongs to technical field of medical equipment more particularly to a kind of multi-functional Thoracolumbar disk body surface locator dress
It sets.
Background technique
Backbone related surgical, especially Minimally Invasive Surgery, preoperative positioning are most important.Carry out chest, the internal fixation of spine of waist section,
It is preoperative necessary bright when the related surgicals such as vertebral body plastic operation, interverbebral disc (hole) videoendoscopic surgery, centrum radio-frequency ablation procedure, Nerve Root Block
True centrum segment and operation direction, just can be carried out and treat in next step.Clinically often because position inaccurate delays operating time, increase
Operation risk；Or repeatedly perspective makes medical staff and patient be exposed to x-ray radiation for a long time.For this problem, medical worker
A series of methods and utility model related equipment are summed up with scholars, improves operation safety and procedure efficiency.
Currently used Simple spine segment localization method include metal flag object positioning mode, methylene blue injection positioning mode, gram
Family name's needle positioning mode:
Metal flag object positioning mode, operating method place metal marker object to be preoperative between spinous process or spinous process on skin, such as
Clip etc., does skin surface mark after dept. of radiology's row Thoracolumbar disk normotopia X-ray film inspection, in art according to skin surface mark into
The selection of row notch and centrum.
Liu Lin etc. is 86%, positioning time 13min or so with the method locating accuracy, is had an X-rayed number 9.2 times.Zhu Weixing
Think Deng by research, though the method accuracy is higher, more, the positioning time longer drawback in the presence of opposite perspective number,
And obese patient's error is bigger.Zhou Qijia etc. thinks to take more pieces of metal body surface symbol positioning and Intraoperative position vertebral arch by research
Root comparative study can avoid the amplification factor of X-ray film, guarantee that skin is in opposite position.In operation with bone mark phase
In conjunction with, can solve the problems, such as skin it is mobile this.
Methylene blue injects positioning mode, and operating method is that the preoperative skin between spinous process or spinous process is positioned with No. 7 injection needles, determines
After segment is errorless, cut in art according to skin surface mark toward prominent gap injection methylene blue 0.5mL with the reference performed an operation
The selection of mouth and centrum.
Zhu etc. is old to wait using injection methylene blue add-back between preoperative spinous process using the localization method for injecting methylenum careuleum between preoperative spinous process
Ring needle verification film carries out preoperative positioning, can be accurately located in positioning with reference to centrum, keeps positioning failure rate close
0%, but since it is invasive operation, unnecessary damage inside skin surface and centrum is caused, skin infection and medicine are increased
The probability of object allergy, therefore have certain limitation.It is old etc. to think methylene blue injection method, diffusion and patient during operation body due to methylene blue
It is inaccurate to often result in positioning for the change of position.It is waited recklessly by being total to the preoperative interverbebral disc under fluoroscopy of patient year to 383 lumbar intervertebral disc operations
Prominent gap methylene blue positioning mode, the enterprising line flag positioning mode of skin.Compare two kinds of positioning modes, it is believed that methylene blue positioning is more acurrate can
It leans on.But the disadvantage is that it is more complicated than skin mark method to operate.
Kirschner wire positioning mode, clinical use is more at present, and art pre-patient selects several Kirschner wires vertical behind prone position
It is placed in patient's body side, C-arm X-ray machine side position perspective first determines 5 centrum of sacrum 1 or waist, and as reference time to proximal end vertebra
Body is positioned.
Due to C-arm machine but move in parallel, can cause same Kirschner wire relative to same centrum front and rear edge on a display screen
The change of position even may occur in which the deviation of a centrum or more sometimes, so as to cause positioning mistake.To reduce this position error
Need repeated multiple times perspective that can just find disease vertebra, thus have an X-rayed often, positioning time it is longer, accuracy rate is relatively low.
To simplify pivottable mode, the accuracy rate that centrum segment is determined in art is improved, multidigit scholar has also carried out the neck at present
Domain research, and have developed a variety of positioning equipment and be applied to clinic, achieve ideal effect.
Week etc. is made a kind of " cross " with thick steel needle and carries out dynamic positioning in art, and feature is that this bone of crista iliaca is utilized
Property mark, and accurately calculated distance.It is preoperative to be positioned using its row lumbar X line piece, operation is determined with reference to preoperative anchor point in art
Position.Design is simple, materials are convenient, accurate positioning.
Perhaps equal to be positioned using pedicle of vertebral arch positioning net in C-arm X-ray machine perspective downlink pedicle of vertebral arch, it is first substantially true with anterior superior iliac spine
Surely hurt vertebra, projected according to the clear pedicle of vertebral arch of the positioning pointer for positioning online longitudinal and transverse direction, to calculate determining vertebral pedicle puncture
Point, clinical application can reduce time and exit dose, reduce and puncture error risk, and vertebral pedicle puncture guide pin is made to be placed in simpler peace
Entirely, the characteristics of capable of preferably playing Minimally Invasive Surgery.
To equal also using netted locator to convex after senile osteoporosis compression fracture of vertabral body patients with benign skin centrum
Plasty finds that netted locator can be shortened operating time, reduces x-ray and throws according to amount.It first substantially determines and hurts vertebra spinous process, perspective is primary
It can determine the position of point of puncture, both reduced throwing according to number, decreased throwing according to radiation injury.
The minimally invasive locator of the self-control such as he, the locator are vertical away from about 1cm stainless steel cross bar and left and right two between left and right by 20
Bar composition, cross bar stud with label, are applied to MED, foramen intervertebrale lens operation, percutaneous cervical arc root screw internal fixation, vertebral body plastic operation,
The primary success of positioning preoperative to 130 patients, average positioning time 2.32min have accuracy compared with conventional mapping methods
The advantages that height, positioning time section, perspective number is few.
Tan etc. is using the preoperative positioning of lumbar vertebrae locator (Endospine, Karl Storz, Germany), and the locator is by one
Empty cross-bar body portion and L shape both wings composition, both wings can synchronous rotary, adjustment both wings are consistent with intervertenral space direction when operation.Using
The locator is to 200 preoperative positioning of induced by microscopic discectomy, 196 (98%) accurate positionings, average positioning time 2min.
Cloud etc. has developed a kind of percutaneous lumbar intervertebral disc based on the anatomical study to 1/3 percutaneous puncture people road after lumber ertebral disc
Puncture locator.The position indicator is made of fixed frame and locator two parts.Locator placement punctures compass, can be placed in puncture set
Cylinder, biopsy needle guide are worn to lumber ertebral disc center.Show that disposable puncture success rate is high by clinical application, punctures the time
It operates and shortens than manual formula with the X-ray examination time.
The application research and development percutaneous vertebral body Needle localization guiding device such as beam, the device are grouped by fixed part and angle adjustment
At being had an X-rayed in puncture process with C arm machine to monitor the position of puncture needle.It can quantify and be accurately positioned the direction of pedicle puncture
And angle can smoothly be completed safely to operate as long as can determine that inlet point.Using the locating guide device to osteoporotic vertebra
Body compression fracture patients underwent percutaneous kyphoplasty can be obviously shortened operating time, improve and puncture accuracy rate, reduce
Number is shone in the throwing of C-arm X-ray machine.
In conclusion present technology the problem is that: it is or excessively simple and crude, or excessively cumbersome or purposes is excessively single
The problems such as；As can developing, a kind of structure is more simple, the more extensive backbone locator of function, further will determine spinal operation
Position becomes more accurately, conveniently.
Summary of the invention
In view of the problems of the existing technology, the utility model provides a kind of multi-functional Thoracolumbar disk body surface locator dress
It sets.
The utility model is realized in this way a kind of multi-functional Thoracolumbar disk body surface locator device, the multi-functional chest waist
Centrum table positioner device is provided with more spreaders and Duo Gen mullion；The spreader is connected with mullion by intersecting casing；Make it
It is adjusted in three-dimensional level to stick body surface.
It is connected between adjacent spreader by first movement casing；Pass through the second mobile casing rank between adjacent mullion
It connects；In order to be adjusted according to the difference of practical perspective object.
Spreader spacing refers to lumbar vertebrae average height, the height based on 24.0mm, and can carry out the adjusting of ± 2mm.With
Convenient for determining the position of operation centrum segment；Perpendicular intercolumnar distance is with reference to pedicle of vertebral arch average distance, the distance based on 31.0mm, and
It can carry out the adjusting of ± 2mm.
Further, the spreader is with mullion by intersecting the free grafting of casing or separating；Lead between the adjacent spreader
It crosses first movement casing and moves freely relative position；It is moved freely relatively between the adjacent mullion by the second mobile casing
Position.The first movement casing is socketed on mullion；The second movable sleeving pipe is socketed on spreader.
Further, the spreader, mullion are arcuate structure.Graduation mark is carved on the spreader, mullion；Utilize arc
Side position perspective grids keeps side position perspective integrated with normotopia perspective realization.Come by the corresponding scale value in positioning rule further
The pedicle of vertebral arch or intervertenral space of centrum are positioned, it is flexibly practical.
The utility model uses simple, accurate positioning；Locator is developed according to abdomen form and centrum radian, utilizes arc
Side position perspective grids can effectively reduce the error produced during perspective utmostly close to centrum, and accuracy is high.With reference to lumbar vertebrae
Average height setting grid distance can determine in turn when determination wherein a certain centrum and close on segment centrum, so that it is determined that operation
The position of centrum or segment.Side position grid fluoroscopy images are changed into normotopia graduated scale position, it can be in vertebra where directly reading
Body and segment.And thus read the scale value of other centrums of proximal end.It is further positioned by the corresponding scale value in positioning rule
The pedicle of vertebral arch or intervertenral space of centrum, more raising positioning accuracy.
Detailed description of the invention
Fig. 1 is multi-functional Thoracolumbar disk body surface locator apparatus structure schematic diagram provided by the embodiment of the utility model；
In figure: 1, spreader；2, mullion；3, intersect casing；4, first movement casing；5, the second mobile casing.
Specific embodiment
For the utility model content, feature and effect that can further appreciate that the utility model, the following examples are hereby given, and
It is described in detail with the accompanying drawings as follows.
The structure of the utility model is explained in detail with reference to the accompanying drawing.
As shown in Figure 1, multi-functional Thoracolumbar disk body surface locator device provided by the embodiment of the utility model, is provided with more
Spreader 1 and Duo Gen mullion 2；The spreader is connected with mullion by intersecting casing 3；It is adjusted to stick in three-dimensional level
Body surface.
It is connected between adjacent spreader by first movement casing 4；It is held in the mouth between adjacent mullion by the second mobile casing 5
It connects；In order to be adjusted according to the difference of practical perspective object.
1 spacing of spreader refers to lumbar vertebrae average height, the height based on 24.0mm, and can carry out the adjusting of ± 2mm.With
Convenient for determining the position of operation centrum segment；2 distance reference pedicle of vertebral arch average distances of mullion, the distance based on 31.0mm,
And the adjusting of ± 2mm can be carried out.
The spreader 1 is with mullion 2 by intersecting the free grafting of casing or separating；Pass through first between the adjacent spreader
Mobile casing moves freely relative position；Relative position is moved freely by the second mobile casing between the adjacent mullion.
The first movement casing 4 is socketed on mullion 2；Described second mobile casing 5 is socketed on spreader 1.
The spreader 1, mullion 2 are arcuate structure.Graduation mark is carved on the spreader, mullion；Utilize curved side position
Perspective grids keeps side position perspective integrated with normotopia perspective realization.It is further positioned by the corresponding scale value on locator
The pedicle of vertebral arch or intervertenral space of centrum are flexibly practical.
Multi-functional Thoracolumbar disk body surface locator device provided by the utility model makes according to centrum form and back radian
Locator sets grid distance with reference to lumbar vertebrae average height, so that it is determined that the position of operation centrum or segment, easy to operate.Benefit
With curved side position perspective grids, side position grid fluoroscopy images are changed into normotopia graduated scale position, utmostly reduce perspective
The error produced in the process, accuracy are high.
Locator is made of spreader and mullion；By casing connection between spreader, mullion, carry out in fixed three-dimensional level
Mobile possibility；And the relative position between spreader and spreader, mullion and mullion is controlled to adapt to not by moveable casing
It with the patient of body shape difference, realizes that planar structure is movably possible, the locator is made more to stick body, more embody a
Property.
The structure of the utility model is further described combined with specific embodiments below.
The experimental program of the utility model has；
1) it is included in standard:
1, pedicle approach related surgical is lived as vertebral body plastic operation, percutaneous cervical arc root screw internal fixation, centrum puncture
Examine art etc..
2, through intervertenral space approach related surgical, such as foramen intervertebrale lens, interverbebral disc radio-frequency ablation procedure, Nerve Root Block art.
2) exclusion criteria:
Preoperative conventional shooting X-ray film, CT and MR check that excluding backbone congenital malformation, scoliosis, transitional vertebra etc. influences one
As preoperative positioning abnormal change.
3) operating method:
It is preoperative according to CT or MRI horizontal plane operated level, measure distance of the entry point apart from spinous process middle line.
Patient takes prone body position in art, and shoulder and anterior superior spine bolster keep abdomen hanging or prostrate is in posture pad.
Backbone positioning rule sets back backbone center, first lays one's hand on and bilateral ilium ridge, locator lower edge is placed in 5/ sacrum of waist, 1 segment,
Then it is had an X-rayed by side position and determines 5/ sacrum of waist, 1 segment.
After specifying segment, reference side position fluoroscopy images read sick vertebra (segment) position, and are with this centrum of performing the operation (segment)
Center, perspective side position, P-A Cephalomatrics.
According to operation centrum (segment) positive side position image, and its scale value on positioning rule rectangle frame, with reference to preoperative
According to determining distance of the point of puncture away from spinous process middle line of CT/MRI measurement, pedicle of vertebral arch or intervertebral disc puncture point are determined.
The utility model is further described below with reference to test procedure.
Test procedure:
1, patient is divided into two groups according to different piercing methods, respectively pedicle approach group and through intervertenral space approach
Group.Case in every group is randomly divided into application " body surface locator " test group and " Kirschner wire positioning " control group again,
2, control group completes positioning using Kirschner wire positioning mode, and test group is completed using multi-functional Thoracolumbar disk body surface locator
Positioning, all cases are completed by same doctor with long years of standing and rich experience.
4, following data in two kinds of localization methods is counted:
(1) positioning time: positioning starts the average time terminated to positioning.
(2) positioning perspective number: positioning starts the perspective total degree terminated to positioning.
(3) success rate in ideal operation region puncture success rate: is reached in statistics puncture process.
5, correlation analysis statistical method: is carried out using 17.0 software row of SPSS.
Multi-functional Thoracolumbar disk body surface body surface locator provided by the utility model has the following characteristics that
1, locator is developed according to abdomen form and centrum radian utmostly to approach using curved side position perspective grids
Centrum, can effectively reduce the error produced during perspective, and accuracy is high.
2, it can determine in turn when determination wherein a certain centrum with reference to lumbar vertebrae average height setting grid distance and close on section
Section centrum, so that it is determined that the position of operation centrum or segment.
3, side position grid fluoroscopy images are changed into normotopia graduated scale position, it can be in centrum and section where directly reading
Section.And thus read the scale value of other centrums of proximal end.
4, the pedicle of vertebral arch or intervertenral space of centrum are further positioned by the corresponding scale value in positioning rule, it is fixed more to improve
Position accuracy.
The above is only the preferred embodiment to the utility model, is not made in any form to the utility model
Limitation, it is all according to the technical essence of the utility model any simple modification made to the above embodiment, equivalent variations with
Modification, is all within the scope of the technical scheme of the utility model.
Claims (4)
1. a kind of multi-functional Thoracolumbar disk body surface locator device, which is characterized in that the multi-functional Thoracolumbar disk body surface locator dress
It installs and is equipped with more spreaders and Duo Gen mullion；The spreader is connected with mullion by intersecting casing；
It is connected between adjacent spreader by first movement casing；Pass through the second mobile casing linking between adjacent mullion.
2. multi-functional Thoracolumbar disk body surface locator device as described in claim 1, which is characterized in that the spreader and mullion are logical
Cross the free grafting of intersection casing or separation；Relative position is moved freely by first movement casing between the adjacent spreader；
Relative position is moved freely by the second mobile casing between the adjacent mullion；The first movement casing is socketed in mullion
On；The second movable sleeving pipe is socketed on spreader.
3. multi-functional Thoracolumbar disk body surface locator device as described in claim 1, which is characterized in that the spreader, mullion are equal
For arcuate structure.
4. multi-functional Thoracolumbar disk body surface locator device as described in claim 1, which is characterized in that on the spreader, mullion
It is carved with graduation mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720950510.4U CN208339578U (en) | 2017-08-01 | 2017-08-01 | A kind of multi-functional Thoracolumbar disk body surface locator device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720950510.4U CN208339578U (en) | 2017-08-01 | 2017-08-01 | A kind of multi-functional Thoracolumbar disk body surface locator device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208339578U true CN208339578U (en) | 2019-01-08 |
Family
ID=64874172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720950510.4U Expired - Fee Related CN208339578U (en) | 2017-08-01 | 2017-08-01 | A kind of multi-functional Thoracolumbar disk body surface locator device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208339578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107468314A (en) * | 2017-08-01 | 2017-12-15 | 三亚市中医院 | A kind of multi-functional Thoracolumbar disk body surface locator system |
-
2017
- 2017-08-01 CN CN201720950510.4U patent/CN208339578U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107468314A (en) * | 2017-08-01 | 2017-12-15 | 三亚市中医院 | A kind of multi-functional Thoracolumbar disk body surface locator system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Scarone et al. | Use of the Airo mobile intraoperative CT system versus the O-arm for transpedicular screw fixation in the thoracic and lumbar spine: a retrospective cohort study of 263 patients | |
| Jin et al. | Does intraoperative navigation improve the accuracy of pedicle screw placement in the apical region of dystrophic scoliosis secondary to neurofibromatosis type I: comparison between O-arm navigation and free-hand technique | |
| Nolte et al. | A new approach to computer-aided spine surgery: fluoroscopy-based surgical navigation | |
| Feng et al. | Effect of robot-assisted surgery on lumbar pedicle screw internal fixation in patients with osteoporosis | |
| Ling et al. | Routine spinal navigation for thoraco–lumbar pedicle screw insertion using the O-arm three-dimensional imaging system improves placement accuracy | |
| CN107157580B (en) | 3D printing guide plate for digital positioning spinal minimally invasive surgery and preparation method | |
| US10869725B2 (en) | Simulated method and system for navigating surgical instrument based on tomography | |
| CN108135590A (en) | For tracker and/or registration model to be minimally invasively attached to the equipment of the bone of patient | |
| Umana et al. | Safety and efficacy of navigated trocarless pedicle screw placement | |
| CN106264702A (en) | Vertebral column minimally invasive alignment system and the application in vertebral column minimally invasive positions thereof | |
| Wallace et al. | Computer-assisted navigation in complex cervical spine surgery: tips and tricks | |
| CN106725821A (en) | Normotopia radioscopy is directed into the pedicle of vertebral arch screw nail guider and guidance method of nail | |
| CN113907859B (en) | Auxiliary screw placement device for sacroiliac joint screw navigation | |
| CN105212996B (en) | Lumbar intervertebral aperture mirror and Thoracolumbar disk percutaneous cervical arc root screw puncture positioning guider and its Needle localization method | |
| CN107260286A (en) | Minimally invasive pedicle screw guider outside a kind of detachable skin of combination perspective | |
| CN208339578U (en) | A kind of multi-functional Thoracolumbar disk body surface locator device | |
| CN103654960A (en) | Robot for minimally invasive orthopedic surgery | |
| CN204890176U (en) | External locator of pedicle of vertebral arch passageway | |
| CN208388715U (en) | A kind of external positioning device of spinal operation puncture | |
| Tsuang et al. | Percutaneous pedicle screw placement under single dimensional fluoroscopy with a designed pedicle finder—a technical note and case series | |
| CN107468314A (en) | A kind of multi-functional Thoracolumbar disk body surface locator system | |
| Bale et al. | Stereotactic CT-guided percutaneous stabilization of posterior pelvic ring fractures: a preclinical cadaver study | |
| CN208435736U (en) | A kind of percutaneous cervical arc root punctures guidance system and its fine regulation rod | |
| CN211094770U (en) | Intervertebral disc positioning device through percutaneous endoscope | |
| CN210204897U (en) | 3D printing external guide plate for guiding execution of minimally invasive femoral neck fracture surgery |
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: 20190108 Termination date: 20190801 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |