CN102784001A - Posterior atlantoaxial resetting device - Google Patents
Posterior atlantoaxial resetting device Download PDFInfo
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- CN102784001A CN102784001A CN201210330249XA CN201210330249A CN102784001A CN 102784001 A CN102784001 A CN 102784001A CN 201210330249X A CN201210330249X A CN 201210330249XA CN 201210330249 A CN201210330249 A CN 201210330249A CN 102784001 A CN102784001 A CN 102784001A
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- atlas
- clamp
- girder
- calipers
- dentata
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Abstract
A posterior atlantoaxial resetting device is composed of a main beam, an atlas forceps holder resetting system and an axis forceps holder system. The head portion of the main beam is fixed on an occipital bone plate, a strip-shaped groove for installing the atlas forceps holder resetting system is arranged in the middle of the main beam, and a first screw hole for installing the axis forceps holder system is arranged on the tail portion of the main beam. The atlas forceps holder resetting system comprises an atlas forceps holder and an atlas forceps holder fixing device, and the atlas forceps holder is fixed on the main beam through the atlas forceps holder fixing device. The axis forceps holder system is formed by hinging two forceps bodies with a sliding plate. A longitudinal groove is arranged in the middle of the sliding plate, an installing nut penetrates through the longitudinal groove to fix the axis forceps holder system on the first screw hole on the tail portion of the main beam, and relative positions of the axis forceps holder system and the main beam can be changed by sliding the sliding plate. The posterior atlantoaxial resetting device is simple in structure and convenient to operate, can generate enough resetting force, improves effectiveness of operations, and reduces operation risks.
Description
Technical field
The present invention relates to a kind of surgical medical apparatus, particularly a kind of way of escape Reposition device for atlas.
Background technology
Extensive region dentata complex is normal to cause high-level spinal cord injury because factors such as wound, congenital abnormal development cause articulatio atlantoepistrophica unstable, jeopardizes patient's life.Therefore, in order to keep the stability of extensive region dentata complex, usually need surgical intervention to carry out the extensive region dentata and merge.At present; The extensive region dentata merges has preceding road, the multiple internal fixation method of the way of escape and technology, comprises wire binding technology such as Brooks and Gallie, Apofix and Halifix vertebral lamina hook technology, extensive region dentata pedicle screw technology, Magerl screw technology and some modification methods etc.
Way of escape extensive region dentata pedicle screw technology is comparatively popular in recent years method, and the research of biomechanics and clinical use prove that all this method is very effective.Caused atlantoaxial dislocation but common way of escape extensive region dentata LOCATION OF PEDICLE SCREW FIXATION is artificial; Though living arch of posterior atlas with neural Dissecting hook also rearward lifts; The existing atlantoaxial dislocation effect that resets can provide a reaction stress again; Increase the weight of dislocation when preventing to hole and cause spinal cord injury, but because the dynamics that lifts is limited and unstable, postoperative effect is often undesirable.When at present still not having posterior approach in direct-view down with the extensive region dentata of the dislocating fixed operating theater instruments that resets immediately.
Summary of the invention
The purpose of this invention is to provide a kind of way of escape Reposition device for atlas, simple in structure, easy to operate, can produce the enough strength that resets, thereby improve the effectiveness of operation, reduce operation risk.
Technical scheme of the present invention is:
A kind of way of escape Reposition device for atlas; Form by girder, atlas clamp resetting system and dentata clamp system; Said girder head is fixed on the occipital bone plate; The middle part of said girder offers the strip fluting that atlas clamp resetting system is installed, and the afterbody of said girder offers first screw that dentata clamp system is installed; Said atlas clamp resetting system comprises atlas clamp and atlas clamp fixture, and said atlas clamp is fixed on the girder through atlas clamp fixture; Said dentata clamp system is by two calipers and slide plate is hinged forms; The centre of said slide plate offers pod one; One installs nut passes this pod and dentata clamp system is fixed on first screw that the girder afterbody offers the relative position between sliding skateboard convertible dentata clamp system and girder.
Preferably; Said atlas clamp is by the atlas hook and pressure ram is hinged forms; The afterbody of said pressure ram offers second screw, and first adjusting nut passes this second screw and arrives on the sidewall of atlas hook, through tightening the folding size between first adjusting nut adjustment atlas hook and the pressure ram.
Preferably; Said atlas clamp fixture comprises side nut, convex shape fixed block and adjusting nut composition; The afterbody of said atlas clamp passes the strip fluting on the girder, and the trailer card of said atlas hook is placed on the middle part of convex shape fixed block, and the bottom of convex shape fixed block engages with the both sides of girder; The side walls that the side nut passes the convex shape fixed block arrives on the girder sidewall; The top of said convex shape fixed block is provided with second adjusting nut, and the roof that said second adjusting nut passes the convex shape fixed block is connected with the afterbody of atlas hook, thereby drives the atlas hook and move up and drive atlas and upwards lift through rotating second adjusting nut.
Preferably; Two calipers of said dentata clamp system are two L shaped calipers that are oppositely arranged, and the upper end of said two calipers is provided with an adjusting screw(rod), and said adjusting screw(rod) passes a wherein caliper; The end of adjusting screw(rod) withstands on another caliper; Regulate the interlock between two calipers through turning adjusting screw(rod), the intermediary slide plate of said two calipers is a rectangle, and said two calipers are hinged on the both sides of slide plate respectively.
Preferably, said occipital bone plate top has two fixing holes, through fixing hole the occipital bone plate is fixed on the occipital bone, and said occipital bone plate below offers a fulcrum hole, and said fulcrum hole forms by a macropore and aperture are crossing.
Preferably, said girder head is a hemispherical bumps, and said girder head gets into and move down the aperture place that is fixed on fulcrum hole through macropore.
The invention has the beneficial effects as follows:
Total of the present invention all can be dismantled refitting, when certain widget wearing and tearing occur like problems such as screw running, the hinged shakinesses of clamp, can solve through changing the problem part, need not whole discarded, so economical environment-protective more.
The present invention is simple in structure, and is easy to operate, can produce the enough strength that resets, thereby improves the effectiveness of operation, reduces operation risk.
Description of drawings
For content of the present invention is more clearly understood, below basis specific embodiment and combine accompanying drawing, the present invention is done further detailed explanation, wherein:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of its girder of the present invention;
Fig. 3 is the structural representation of its occipital bone plate of the present invention.
Among the figure: 1, girder; 101, girder head; 102, strip fluting; 103, first screw; 2, atlas hook; 3, pressure ram; 4, first adjusting nut; 5, convex shape fixed block; 6, side nut; 7, second adjusting nut; 8, caliper; 9, caliper; 10, slide plate; 11, adjusting screw(rod); 12, nut is installed; 13, fixing hole; 14, fulcrum hole.
The specific embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The present invention provides a kind of way of escape Reposition device for atlas; Form by girder 1, atlas clamp resetting system and dentata clamp system; Said girder head 101 is a hemispherical bumps; Said girder head 101 is fixed on the occipital bone plate, and the middle part of said girder 1 offers the strip fluting 102 that atlas clamp resetting system is installed, and the afterbody of said girder 1 offers first screw 103 that dentata clamp system is installed.Atlas clamp resetting system is installed in the strip fluting, in the actual operation operating process, can adjust atlas clamp resetting system with respect to position between girder according to Different Individual, makes it have extensive applicability.
Said atlas clamp resetting system comprises atlas clamp and atlas clamp fixture; Said atlas clamp is by atlas hook 2 and pressure ram 3 hinged forming; The afterbody of said pressure ram 3 offers second screw; First adjusting nut 4 passes on the sidewall that second screw arrives to atlas hook 2 afterbodys, through tightening the folding size between first adjusting nut, 4 adjustment atlas hooks 2 and the pressure ram 3.The folding degree of said atlas clamp can guarantee that like this present invention can adapt to different individualities through 4 controls of first adjusting nut, can guarantee can clamp arch of posterior atlas in operation simultaneously, is convenient to produce the enough strength that lifts.
Said atlas clamp is fixed on the girder 1 through atlas clamp fixture; Said atlas clamp fixture comprises side nut 6, convex shape fixed block 5 and adjusting nut 7 compositions; The afterbody of said atlas clamp passes the strip fluting 102 on the girder 1; The trailer card of said atlas hook 2 is placed on the middle part of convex shape fixed block 5; The bottom of convex shape fixed block 5 engages with the both sides of girder 1; The side walls that side nut 6 passes convex shape fixed block 5 arrives on the sidewall of girder 1; The top of said convex shape fixed block 5 is provided with second adjusting nut 7, and the roof that said second adjusting nut 7 passes convex shape fixed block 5 is connected with the afterbody of atlas hook 2, thereby drives atlas hooks 2 and move up and drive atlas and upwards lift through rotating second adjusting nut 7;
Said dentata clamp system comprises two L shaped calipers that are oppositely arranged 8,9; By two calipers 8,9 and slide plate 10 hinged forming; Said two calipers 8,9 are two L shaped calipers that are oppositely arranged, and the upper end of said two calipers 8,9 is provided with an adjusting screw(rod) 11, and said adjusting screw(rod) 11 passes a wherein caliper 8; The end of adjusting screw(rod) 11 withstands on another caliper 9, regulates the interlock of 8,9 of two calipers through turning adjusting screw(rod) 11.Said two calipers, 8,9 intermediary slide plates 10 are rectangle; Said two calipers 8,9 are hinged on the both sides of slide plate 10 respectively; The centre of said slide plate 10 offers pod one; One installs nut 12 passes this pod and dentata clamp system is fixed on first screw 103 that the girder afterbody offers the relative position that sliding skateboard 10 convertible dentata clamp systems and girder are 1.The width of the nut head diameter of nut 12 greater than pod is installed; The width of pod guarantees that the screw rod that nut 12 is installed can pass through pod; Slide plate can slide for girder; Sliding skateboard just can drive whole dentata clamp system and slides like this, and then the relative position between adjustment dentata clamp system and girder, makes dentata clamp system adapt to different individualities.
Said occipital bone plate top has two fixing holes 13; Through fixing hole 13 the occipital bone plate is fixed on the occipital bone; Said occipital bone plate below offers a fulcrum hole 14; Said fulcrum hole 14 is intersected by a macropore and aperture and forms, and girder head 101 can get into and move down the aperture place that is fixed on fulcrum hole 14 through macropore.Girder head and connected mode between the occipital bone plate can guarantee the reliability and stability that are connected, are convenient to dismounting again, alleviate patient's misery.
When the present invention uses, earlier with 2 pieces of occipital bone screws with the occipital bone plate fixedly behind the occipital bone just in the middle part of, then the girder head is fixed on the occipital bone plate fulcrum hole.Regulate sliding panel 10 and make dentata clamp system be positioned at the spinous process of axis place, nut 12 is installed in locking, and adjustment adjusting screw(rod) 11 makes caliper 8,9 clamp spinous process of axis, and this moment, whole girder was in the state of being completely fixed.Slip atlas clamp resetting system makes atlas hook 2 be in the arch of posterior atlas upper limb, regulates first adjusting nut 4, makes the atlas clamp clamp arch of posterior atlas, regulates second adjusting nut 7, the atlas clamp is moved up, and then reach the purpose that lifts atlas backward.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under situation about not breaking away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be limited to these embodiment shown in this paper, but will accord with principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (6)
1. way of escape Reposition device for atlas; It is characterized in that: form by girder, atlas clamp resetting system and dentata clamp system; Said girder head is fixed on the occipital bone plate; The middle part of said girder offers the strip fluting that atlas clamp resetting system is installed, and the afterbody of said girder offers first screw that dentata clamp system is installed; Said atlas clamp resetting system comprises atlas clamp and atlas clamp fixture, and said atlas clamp is fixed on the girder through atlas clamp fixture; Said dentata clamp system is by two calipers and slide plate is hinged forms; The centre of said slide plate offers pod one; One installs nut passes this pod and dentata clamp system is fixed on first screw that the girder afterbody offers the relative position between sliding skateboard convertible dentata clamp system and girder.
2. way of escape Reposition device for atlas according to claim 1; It is characterized in that: said atlas clamp is by the atlas hook and pressure ram is hinged forms; The afterbody of said pressure ram offers second screw; First adjusting nut passes this second screw and arrives on the sidewall of atlas hook, through tightening the folding size between first adjusting nut adjustment atlas hook and the pressure ram.
3. way of escape Reposition device for atlas according to claim 2; It is characterized in that: said atlas clamp fixture comprises side nut, convex shape fixed block and adjusting nut composition; The afterbody of said atlas clamp passes the strip fluting on the girder; The trailer card of said atlas hook is placed on the middle part of convex shape fixed block; The bottom of convex shape fixed block engages with the both sides of girder, and the side walls that the side nut passes the convex shape fixed block arrives on the girder sidewall, and the top of said convex shape fixed block is provided with second adjusting nut; The roof that said second adjusting nut passes the convex shape fixed block is connected with the afterbody of atlas hook, thereby drives the atlas hook and move up and drive atlas and upwards lift through rotating second adjusting nut.
4. way of escape Reposition device for atlas according to claim 3; It is characterized in that: two calipers of said dentata clamp system are two L shaped calipers that are oppositely arranged, and the upper end of said two calipers is provided with an adjusting screw(rod), and said adjusting screw(rod) passes a wherein caliper; The end of adjusting screw(rod) withstands on another caliper; Regulate the interlock between two calipers through turning adjusting screw(rod), the intermediary slide plate of said two calipers is a rectangle, and said two calipers are hinged on the both sides of slide plate respectively.
5. according to claim 1,2,3 or 4 described way of escape Reposition device for atlas; It is characterized in that: said occipital bone plate top has two fixing holes; Through fixing hole the occipital bone plate is fixed on the occipital bone; Said occipital bone plate below offers a fulcrum hole, and said fulcrum hole forms by a macropore and aperture are crossing.
6. way of escape Reposition device for atlas according to claim 5 is characterized in that: said girder head is a hemispherical bumps, and said girder head gets into and move down the aperture place that is fixed on fulcrum hole through macropore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210330249.XA CN102784001B (en) | 2012-09-10 | 2012-09-10 | Posterior atlantoaxial resetting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210330249.XA CN102784001B (en) | 2012-09-10 | 2012-09-10 | Posterior atlantoaxial resetting device |
Publications (2)
| Publication Number | Publication Date |
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| CN102784001A true CN102784001A (en) | 2012-11-21 |
| CN102784001B CN102784001B (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210330249.XA Expired - Fee Related CN102784001B (en) | 2012-09-10 | 2012-09-10 | Posterior atlantoaxial resetting device |
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| CN (1) | CN102784001B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104287749A (en) * | 2014-10-29 | 2015-01-21 | 东南大学 | Non-invasive measuring device for human body long diaphysis fracture closed reset force |
| CN104490459A (en) * | 2015-01-09 | 2015-04-08 | 四川大学华西医院 | Atlantoaxial dislocation reduction and internal fixation device |
| CN106175897A (en) * | 2016-08-25 | 2016-12-07 | 青岛大学附属医院 | A kind of atlantoaxial dislocation reduction fixation device |
| CN107337050A (en) * | 2017-08-17 | 2017-11-10 | 苏州德菱邑铖精工机械股份有限公司 | A kind of adjusting means of elevator lower beam safety tongs |
| CN109247979A (en) * | 2018-09-28 | 2019-01-22 | 中国人民解放军南部战区总医院 | A kind of atlantoaxial dislocation way of escape restorer |
| CN109700517A (en) * | 2019-02-01 | 2019-05-03 | 西安增材制造国家研究院有限公司 | A kind of auxiliary reset instrument and preparation method thereof for atlantoaxial dislocation |
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| JPH1189854A (en) * | 1997-09-16 | 1999-04-06 | Kobe Steel Ltd | Cervical vertebra correcting holder |
| CN1545984A (en) * | 2003-12-17 | 2004-11-17 | 尹庆水 | Reposition device for atlas |
| CN2675068Y (en) * | 2003-12-23 | 2005-02-02 | 中国人民解放军第九五医院 | Atlas and axis posterior internal fixation device |
| RU2401079C1 (en) * | 2009-04-14 | 2010-10-10 | ООО "Медико-инженерный центр сплавов с памятью формы" | Fixation apparatus and method of combined anterior and posterior atlas-axial spine fusion in fracture dislocations of c1-c2 vertebras |
| CN202096282U (en) * | 2011-04-29 | 2012-01-04 | 刘家勇 | Atlar and axis posterior dynamic fixation device |
| CN202761410U (en) * | 2012-09-10 | 2013-03-06 | 董大明 | Posterior atlantoaxial restoring machine |
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2012
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1189854A (en) * | 1997-09-16 | 1999-04-06 | Kobe Steel Ltd | Cervical vertebra correcting holder |
| CN1545984A (en) * | 2003-12-17 | 2004-11-17 | 尹庆水 | Reposition device for atlas |
| CN2675068Y (en) * | 2003-12-23 | 2005-02-02 | 中国人民解放军第九五医院 | Atlas and axis posterior internal fixation device |
| RU2401079C1 (en) * | 2009-04-14 | 2010-10-10 | ООО "Медико-инженерный центр сплавов с памятью формы" | Fixation apparatus and method of combined anterior and posterior atlas-axial spine fusion in fracture dislocations of c1-c2 vertebras |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104287749A (en) * | 2014-10-29 | 2015-01-21 | 东南大学 | Non-invasive measuring device for human body long diaphysis fracture closed reset force |
| CN104287749B (en) * | 2014-10-29 | 2016-08-24 | 东南大学 | A kind of noinvasive human body long bone fracture closed reduction force measuring device |
| CN104490459A (en) * | 2015-01-09 | 2015-04-08 | 四川大学华西医院 | Atlantoaxial dislocation reduction and internal fixation device |
| CN104490459B (en) * | 2015-01-09 | 2016-08-17 | 四川大学华西医院 | Atlantoaxial dislocation reduction fixation device |
| CN106175897A (en) * | 2016-08-25 | 2016-12-07 | 青岛大学附属医院 | A kind of atlantoaxial dislocation reduction fixation device |
| CN106175897B (en) * | 2016-08-25 | 2019-07-05 | 青岛大学附属医院 | A kind of atlantoaxial dislocation reduction fixation device |
| CN107337050A (en) * | 2017-08-17 | 2017-11-10 | 苏州德菱邑铖精工机械股份有限公司 | A kind of adjusting means of elevator lower beam safety tongs |
| CN109247979A (en) * | 2018-09-28 | 2019-01-22 | 中国人民解放军南部战区总医院 | A kind of atlantoaxial dislocation way of escape restorer |
| CN109247979B (en) * | 2018-09-28 | 2023-10-03 | 中国人民解放军南部战区总医院 | Atlantoaxial dislocation posterior restorer |
| CN109700517A (en) * | 2019-02-01 | 2019-05-03 | 西安增材制造国家研究院有限公司 | A kind of auxiliary reset instrument and preparation method thereof for atlantoaxial dislocation |
| CN109700517B (en) * | 2019-02-01 | 2024-03-19 | 西安增材制造国家研究院有限公司 | Auxiliary resetting device for atlantoaxial dislocation and manufacturing method thereof |
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| Publication number | Publication date |
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| CN102784001B (en) | 2014-09-17 |
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