CN201275134Y - Three-dimension internal fixer for cacroiliac joint - Google Patents
Three-dimension internal fixer for cacroiliac joint Download PDFInfo
- Publication number
- CN201275134Y CN201275134Y CNU2008201670689U CN200820167068U CN201275134Y CN 201275134 Y CN201275134 Y CN 201275134Y CN U2008201670689 U CNU2008201670689 U CN U2008201670689U CN 200820167068 U CN200820167068 U CN 200820167068U CN 201275134 Y CN201275134 Y CN 201275134Y
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- universal
- nail
- vertebral arch
- rod
- connecting rod
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- Expired - Fee Related
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Abstract
The utility model discloses a sacroiliac joint three-dimensional internal fixator which comprises a magnum vertebral arch pedicle nail, a universal magnum vertebral arch pedicle nail and a connecting rod connected with the magnum vertebral arch pedicle nail and the universal magnum vertebral arch pedicle nail. The magnum vertebral arch pedicle nail comprises a nail stick and a stick sleeve; the universal magnum vertebral arch pedicle nail comprises a universal nail stick and a universal stick sleeve; a groove and a fixed bolt are arranged on the universal stick sleeve; the connecting rod is embedded in the groove; a pressurizing horizontal connecting rod is sleeved in the stick sleeve; a stick sleeve bolt used for fixing the pressurizing horizontal connecting rod is screwed on the stick sleeve; and the bolt is screwed on the pressurizing horizontal connecting rod. In the operation, since the pressurizing horizontal connecting rod fixes the illiumes on both sides, so that the perpendicular shearing force resistance is improved, the in-bed treating time is reduced, the hazards, such as the looseness and displacement of the fixation positions, can be reduced when a patient moves by accident, and the firmness and the stability of internal fixator can be improved. Therefore, the utility model provides an internal fixator which has the advantages of good perpendicular shearing force resistance, and high firmness and stability of fixation positions, minimal invasiveness, and convenient operation.
Description
Technical field
This utility model relates to bone ilium inner fixer, is specifically related to the three-dimensional inner fixer of sacroiliac joint.
Background technology
Bone ilium inner fixer is to be used for the fracture of bone ilium or fixing of dislocation, and the sacroiliac joint inner fixer is fixing the fracture of lumbar vertebra sacrum section sacroiliac joint or dislocation.The sacrum pedicle of vertebral arch that has that the sacroiliac joint inner fixer is commonly used is at present followed closely or universal sacrum pedicle of vertebral arch nail, sacrum pedicle of vertebral arch pulling force nail or universal sacral pull weight root nail and reconstruction plate or their combination, need connecting rod or steel structure to connect during combination, sacrum pedicle of vertebral arch nail is a full thread with the nail rod that the difference of sacrum pedicle of vertebral arch pulling force nail is followed closely for the sacrum pedicle of vertebral arch, and the nail rod of sacrum pedicle of vertebral arch pulling force nail is the overstriking half-thread.The structure of sacrum pedicle of vertebral arch nail and universal sacrum pedicle of vertebral arch nail all comprises nail rod and rod cover, the rod of universal sacrum pedicle of vertebral arch nail puts and is provided with groove and set bolt, be used for the embedding of connecting rod and fixing, the difference of sacrum pedicle of vertebral arch nail or universal sacrum pedicle of vertebral arch nail is structure as a whole or is spirally connected with the rod cover for the nail rod of sacrum pedicle of vertebral arch nail, the nail rod can not be free movable, and the nail rod of universal sacrum pedicle of vertebral arch nail and rod are to flexibly connect between overlapping, and nail rod energy freedom is movable, can adjusting angle between nail rod and excellent the overlapping.As the Chinese patent notification number is 201073333, Granted publication day is on June 18th, 2008, name is called the utility model of rumpbone joint anatomical plate inner fixing device, disclose by sacral screw (being equivalent to sacrum pedicle of vertebral arch nail or sacrum pedicle of vertebral arch pulling force nail), universal active screw (being equivalent to universal sacrum pedicle of vertebral arch nail or universal sacrum pedicle of vertebral arch pulling force nail), rumpbone supporting rod (being equivalent to connecting rod) and be connected the inner fixing device that steel plate is formed, connect steel plate and be provided with the above nail of two rows hole, and sacral screw to just be connected with the rumpbone supporting rod by connector.This utility model is owing to connect the setting of steel plate, though it is fixing more firm with pelvis, but be one-sided fixing, anti-like this vertical shear is relatively poor, and patient can not move in early days, needs the bed of long term carefully to maintain, long-term bed is motionless easily to cause many complication, move when careless patient, can cause insecure, wild effects such as the loosening or dislocation of fixed bit, be unfavorable for rehabilitation.Connect steel plate in this utility model and be provided with the above nail of two rows hole, surgical wound surface is big, and operating time increases, and brings misery to disease; And sacral screw will just be connected with the rumpbone supporting rod by connector and also increased operating time.
Summary of the invention
It is better that technical problem to be solved in the utility model provides a kind of anti-vertical shear, and the firmness of fixed bit and stability are higher, the three-dimensional inner fixer of the sacroiliac joint of Wicresoft and facilitating operation.
This utility model solves the problems of the technologies described above the technical scheme that is adopted: the three-dimensional inner fixer of sacroiliac joint, comprise sacrum pedicle of vertebral arch nail, universal sacrum pedicle of vertebral arch nail is followed closely the connecting rod that is connected with following closely with described universal sacrum pedicle of vertebral arch with described sacrum pedicle of vertebral arch, described sacrum pedicle of vertebral arch nail comprises nail rod and rod cover, described universal sacrum pedicle of vertebral arch nails on and comprises universal nail rod and universal rod cover, described universal nail rod is pegged graft with described universal rod cover, described universal rod puts and is provided with groove and set bolt, described connecting rod is embedded in described groove, described rod puts and is socketed with the horizontal connecting rod of pressurization, described rod puts and is bolted with the rod cover bolt that is used for fixing the horizontal connecting rod of described pressurization, is bolted with bolt on the horizontal connecting rod of described pressurization.
Described set bolt is the groove inner bolt, and described groove inner bolt and described groove are spirally connected.
The horizontal connecting rod of described pressurization is provided with coaxial axis hole.
Described rod puts and is provided with U type groove, and described connecting rod is embedded in described U type groove, is bolted with U type groove inner bolt in the described U type groove.
Described nail rod is provided with coaxial axis hole.
Sacrum pedicle of vertebral arch nail of the present utility model also can substitute with sacrum pedicle of vertebral arch pulling force nail, and universal sacrum pedicle of vertebral arch nail also can substitute with universal sacrum pedicle of vertebral arch pulling force nail.
If the bilateral sacroiliac joint simultaneously during fracture dislocation, also can be inserted sacrum pedicle of vertebral arch nail, universal sacrum pedicle of vertebral arch nail in the offside operation with this utility model, by connecting rod they are interconnected, be connected with opposite side by the pressurization tranverse connecting rod.
Compared with prior art, advantage of the present utility model is: the three-dimensional inner fixer of sacroiliac joint, comprise sacrum pedicle of vertebral arch nail, universal sacrum pedicle of vertebral arch nail is followed closely the connecting rod that is connected with following closely with universal sacrum pedicle of vertebral arch with the sacrum pedicle of vertebral arch, sacrum pedicle of vertebral arch nail comprises nail rod and rod cover, universal sacrum pedicle of vertebral arch nails on and comprises universal nail rod and universal rod cover, universal nail rod is pegged graft with universal rod cover, universal rod puts and is provided with groove and set bolt, connecting rod is embedded in groove, rod puts and is socketed with the horizontal connecting rod of pressurization, rod puts and is bolted with the rod cover bolt that is used for fixing the horizontal connecting rod that pressurizes, and is bolted with bolt on the horizontal connecting rod that pressurizes; When performing the operation like this, insert pedicle nail to sacrum 1 pedicle of vertebral arch at sacroiliac joint, behind posterior superior iliac spine excision ilium plate 1 * 1.5cm osseous tissue, insert universal sacrum pedicle of vertebral arch nail, connect sacrum pedicle of vertebral arch nail and universal sacrum pedicle of vertebral arch nail with connecting rod, universal sacrum pedicle of vertebral arch nail on the cover connect the pressurization horizontal connecting rod bilateral ilium plate is added press fit, the two-dimensional space that operation is formed from present sacral screw and universal active screw fixedly expands to by the sacrum pedicle of vertebral arch to be followed closely, the three dimensions that the universal sacrum pedicle of vertebral arch nail and the horizontal connecting rod that pressurizes are formed is fixed, different angles form an overall fixed and reach firm and stable effect around the sacroiliac joint, and fixedly artifact mechanics mensuration reaches normal level substantially.This utility model has increased horizontal connecting rod the fixing the both sides rumpbone of pressurizeing on original fixed basis, increased stable and firm degree, improved anti-vertical shear, reduced the bed service time, promoted rehabilitation ability, moved when careless, because the Stabilization of the horizontal connecting rod of pressurization people, reduce the risk that fixed bit becomes flexible or misplaces, improved the firmness and the stability of inner fixer.This utility model has reduced fixed bit in addition, makes the also corresponding minimizing of wound surface, installs and be folded down also more convenient between horizontal connecting rod and the universal sacrum pedicle of vertebral arch of the pressurizeing during operation nail, has improved operative speed, has saved operating time.Therefore this utility model is that a kind of anti-vertical shear is better, and the firmness of fixed bit and stability are higher, the three-dimensional inner fixer of the sacroiliac joint of Wicresoft and facilitating operation.The horizontal connecting rod that pressurizes is provided with coaxial axis hole with the nail rod, and the sacrum pedicle of vertebral arch nail and the horizontal connecting rod that pressurizes are inserted conveniently along guide pin, has improved operative speed, and damage also reduces.Groove inner bolt that is spirally connected with groove and rod put and are provided with U type groove, and connecting rod is embedded in U type groove, is bolted with U type groove inner bolt in the U type groove, install when making operation and are folded down all more convenient.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Embodiment describes in further detail this utility model below in conjunction with accompanying drawing.
Embodiment
The three-dimensional inner fixer of sacroiliac joint as shown in Figure 1, comprise universal sacrum pedicle of vertebral arch nail 1, sacrum pedicle of vertebral arch nail 2 and connecting rod 3, universal sacrum pedicle of vertebral arch nail 1 comprises universal rod cover 11 and universal nail rod 12, universal nail rod 12 is plugged in the universal rod cover 11, the universal rod cover 11 groove inner bolts 113 that are provided with groove 112 and are spirally connected with groove 112, sacrum pedicle of vertebral arch nail 2 comprises rod cover 21 and nail rod 22, rod cover 21 is provided with U type groove 212, be bolted with U type groove inner bolt 213 in the U type groove 212, connecting rod 3 is embedded respectively in groove 112 and U type groove 212, and each personal groove inner bolt 113 and U type groove inner bolt 213 are fixing connecting rod 3, be socketed with the horizontal connecting rod 4 of pressurization on the universal rod cover 11, be bolted with the rod cover bolt 111 that is used for fixing the horizontal connecting rod 4 that pressurizes on the universal rod cover 11, pressurize and be bolted with bolt 41 on the horizontal connecting rod 4, nail rod 22 is provided with co-axial shafts sky 23, and the horizontal connecting rod that pressurizes is provided with coaxial axis hole 42.
Like this about when operation left and right sides each 2cm of otch, insert pedicle of vertebral arch pulling force nail 2 to sacrum 1 pedicle of vertebral arch at sacroiliac joint, behind posterior superior iliac spine excision ilium plate 1 * 1.5cm osseous tissue, insert universal sacrum pedicle of vertebral arch nail 1, connect sacrum pedicle of vertebral arch nail 2 and universal sacrum pedicle of vertebral arch nail 1 with connecting rod 3, cover connects the horizontal connecting rod 4 of pressurization bilateral ilium plate is added press fit on universal sacrum pedicle of vertebral arch nail 1, operation is fixedly expanded to by sacrum pedicle of vertebral arch nail 2 from the two-dimensional space of present sacral screw and universal active screw composition, the three dimensions that the horizontal connecting rod 4 of universal sacrum pedicle of vertebral arch nail 1 and pressurization is formed is fixed, different angles form an overall fixed and reach firm and stable effect around the sacroiliac joint, and fixedly artifact mechanics mensuration reaches normal level substantially.
This utility model is to especially suitable to rumpbone Denis II.III fracture dislocation.
If the bilateral sacroiliac joint is severe sacrum vertebral body bursting fracture or dislocation simultaneously, can be on the basis of present embodiment, also insert in the bone at opposite side with universal sacrum pedicle of vertebral arch nail, sacrum pedicle of vertebral arch nail, by the connecting rod connection them, the more horizontal connecting rod 4 of above-mentioned pressurization is fixedlyed connected with the universal sacrum pedicle of vertebral arch nail or the sacrum pedicle of vertebral arch nail of inserting.
Claims (5)
1, the three-dimensional inner fixer of sacroiliac joint, comprise sacrum pedicle of vertebral arch nail, universal sacrum pedicle of vertebral arch nail is followed closely the connecting rod that is connected with following closely with described universal sacrum pedicle of vertebral arch with described sacrum pedicle of vertebral arch, described sacrum pedicle of vertebral arch nail comprises nail rod and rod cover, described universal sacrum pedicle of vertebral arch nails on and comprises universal nail rod and universal rod cover, described universal nail rod is pegged graft with described universal rod cover, described universal rod puts and is provided with groove and set bolt, described connecting rod is embedded in described groove, it is characterized in that described rod put be socketed with the pressurization horizontal connecting rod, described rod puts and is bolted with the rod cover bolt that is used for fixing the horizontal connecting rod of described pressurization, is bolted with bolt on the horizontal connecting rod of described pressurization.
2, the three-dimensional inner fixer of sacroiliac joint as claimed in claim 1 is characterized in that described set bolt is the groove inner bolt, and described groove inner bolt and described groove are spirally connected.
3, the three-dimensional inner fixer of sacroiliac joint as claimed in claim 1 is characterized in that the horizontal connecting rod of described pressurization is provided with coaxial axis hole.
4, the three-dimensional inner fixer of sacroiliac joint as claimed in claim 1 is characterized in that described rod puts to be provided with U type groove that described connecting rod is embedded in described U type groove, is bolted with U type groove inner bolt in the described U type groove.
5, as claim 1 or the three-dimensional inner fixer of 4 described sacroiliac jointes, it is characterized in that described nail rod is provided with coaxial axis hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201670689U CN201275134Y (en) | 2008-10-29 | 2008-10-29 | Three-dimension internal fixer for cacroiliac joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201670689U CN201275134Y (en) | 2008-10-29 | 2008-10-29 | Three-dimension internal fixer for cacroiliac joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201275134Y true CN201275134Y (en) | 2009-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201670689U Expired - Fee Related CN201275134Y (en) | 2008-10-29 | 2008-10-29 | Three-dimension internal fixer for cacroiliac joint |
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| CN (1) | CN201275134Y (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8808377B2 (en) | 2010-01-13 | 2014-08-19 | Jcbd, Llc | Sacroiliac joint fixation system |
| CN104349736A (en) * | 2012-06-07 | 2015-02-11 | Euros公司 | Iliosacral implant for connection to a spinal osteosynthesis system |
| US9333090B2 (en) | 2010-01-13 | 2016-05-10 | Jcbd, Llc | Systems for and methods of fusing a sacroiliac joint |
| US9381045B2 (en) | 2010-01-13 | 2016-07-05 | Jcbd, Llc | Sacroiliac joint implant and sacroiliac joint instrument for fusing a sacroiliac joint |
| US9421109B2 (en) | 2010-01-13 | 2016-08-23 | Jcbd, Llc | Systems and methods of fusing a sacroiliac joint |
| US9510872B2 (en) | 2013-03-15 | 2016-12-06 | Jcbd, Llc | Spinal stabilization system |
| US9554909B2 (en) | 2012-07-20 | 2017-01-31 | Jcbd, Llc | Orthopedic anchoring system and methods |
| US9700356B2 (en) | 2013-07-30 | 2017-07-11 | Jcbd, Llc | Systems for and methods of fusing a sacroiliac joint |
| US9717539B2 (en) | 2013-07-30 | 2017-08-01 | Jcbd, Llc | Implants, systems, and methods for fusing a sacroiliac joint |
| CN107041800A (en) * | 2017-01-21 | 2017-08-15 | 张洪剑 | The artificial spinal devices of New type detachable |
| US9788961B2 (en) | 2010-01-13 | 2017-10-17 | Jcbd, Llc | Sacroiliac joint implant system |
| US9801546B2 (en) | 2014-05-27 | 2017-10-31 | Jcbd, Llc | Systems for and methods of diagnosing and treating a sacroiliac joint disorder |
| US9826986B2 (en) | 2013-07-30 | 2017-11-28 | Jcbd, Llc | Systems for and methods of preparing a sacroiliac joint for fusion |
| US10179014B1 (en) | 2012-06-01 | 2019-01-15 | Nuvasive, Inc. | Systems and methods for promoting sacroiliac joint fusion |
| CN109199561A (en) * | 2018-11-06 | 2019-01-15 | 马远 | Os pelvicum fracture operation steel plate interlock |
| US10245087B2 (en) | 2013-03-15 | 2019-04-02 | Jcbd, Llc | Systems and methods for fusing a sacroiliac joint and anchoring an orthopedic appliance |
| US10603055B2 (en) | 2017-09-15 | 2020-03-31 | Jcbd, Llc | Systems for and methods of preparing and fusing a sacroiliac joint |
-
2008
- 2008-10-29 CN CNU2008201670689U patent/CN201275134Y/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8808377B2 (en) | 2010-01-13 | 2014-08-19 | Jcbd, Llc | Sacroiliac joint fixation system |
| US8979928B2 (en) | 2010-01-13 | 2015-03-17 | Jcbd, Llc | Sacroiliac joint fixation fusion system |
| US9017407B2 (en) | 2010-01-13 | 2015-04-28 | Jcbd, Llc | Systems for and methods of fusing a sacroiliac joint |
| US9333090B2 (en) | 2010-01-13 | 2016-05-10 | Jcbd, Llc | Systems for and methods of fusing a sacroiliac joint |
| US9381045B2 (en) | 2010-01-13 | 2016-07-05 | Jcbd, Llc | Sacroiliac joint implant and sacroiliac joint instrument for fusing a sacroiliac joint |
| US10034676B2 (en) | 2010-01-13 | 2018-07-31 | Jcbd, Llc | Systems for and methods of fusing a sacroiliac joint |
| US9421109B2 (en) | 2010-01-13 | 2016-08-23 | Jcbd, Llc | Systems and methods of fusing a sacroiliac joint |
| US9788961B2 (en) | 2010-01-13 | 2017-10-17 | Jcbd, Llc | Sacroiliac joint implant system |
| US10179014B1 (en) | 2012-06-01 | 2019-01-15 | Nuvasive, Inc. | Systems and methods for promoting sacroiliac joint fusion |
| US11253302B2 (en) | 2012-06-01 | 2022-02-22 | Nuvasive, Inc. | Systems and methods for promoting sacroiliac joint fusion |
| CN104349736B (en) * | 2012-06-07 | 2016-07-27 | Euros公司 | For being connected to the ilium sacrum bone implant of spinal bone mating system |
| CN104349736A (en) * | 2012-06-07 | 2015-02-11 | Euros公司 | Iliosacral implant for connection to a spinal osteosynthesis system |
| US9554909B2 (en) | 2012-07-20 | 2017-01-31 | Jcbd, Llc | Orthopedic anchoring system and methods |
| US10245087B2 (en) | 2013-03-15 | 2019-04-02 | Jcbd, Llc | Systems and methods for fusing a sacroiliac joint and anchoring an orthopedic appliance |
| US9510872B2 (en) | 2013-03-15 | 2016-12-06 | Jcbd, Llc | Spinal stabilization system |
| US9700356B2 (en) | 2013-07-30 | 2017-07-11 | Jcbd, Llc | Systems for and methods of fusing a sacroiliac joint |
| US9826986B2 (en) | 2013-07-30 | 2017-11-28 | Jcbd, Llc | Systems for and methods of preparing a sacroiliac joint for fusion |
| US9717539B2 (en) | 2013-07-30 | 2017-08-01 | Jcbd, Llc | Implants, systems, and methods for fusing a sacroiliac joint |
| US9801546B2 (en) | 2014-05-27 | 2017-10-31 | Jcbd, Llc | Systems for and methods of diagnosing and treating a sacroiliac joint disorder |
| CN107041800A (en) * | 2017-01-21 | 2017-08-15 | 张洪剑 | The artificial spinal devices of New type detachable |
| US10603055B2 (en) | 2017-09-15 | 2020-03-31 | Jcbd, Llc | Systems for and methods of preparing and fusing a sacroiliac joint |
| CN109199561A (en) * | 2018-11-06 | 2019-01-15 | 马远 | Os pelvicum fracture operation steel plate interlock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20121029 |