CN206777424U - A kind of artificial vertebral body vertebral plate system - Google Patents
A kind of artificial vertebral body vertebral plate system Download PDFInfo
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- CN206777424U CN206777424U CN201621479847.3U CN201621479847U CN206777424U CN 206777424 U CN206777424 U CN 206777424U CN 201621479847 U CN201621479847 U CN 201621479847U CN 206777424 U CN206777424 U CN 206777424U
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- centrum
- vertebral
- fixed
- main body
- wing
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Abstract
This application discloses a kind of artificial vertebral body vertebral plate system, including centrum and vertebral plate, it is characterized in that, the centrum includes centrum main body and fixed-wing, the centrum main body is fixed in normal vertebral body, the fixed-wing is arranged on one end of the centrum main body, and the fixed-wing is connected integral with the side wall of the centrum main body, and the fixed-wing is used to the centrum being fixed on normal vertebral body.Artificial vertebral body vertebral plate system provided by the utility model, it is postoperative that there is good initial stability, it can effectively prevent artificial vertebral body displacement from slipping.
Description
Technical field
A kind of technical field of medical instruments is the utility model is related to, more particularly to a kind of artificial vertebral body vertebral plate system.
Background technology
Backbone is the axis load-carrying members of human body, spinal cord inside backbone and its nerve sent be dominate human body sensory,
Move and adjust the important feature of each internal organs activity, the stabilization of spine structure be maintain human normal vital movement premise it
One, the disease such as tumor of spine, tuberculosis, fracture compound comminuted can destroy centrum, vertebral plate, or even compressing, erosion spinal cord and nerve root, right
In such sufferer, centrum that need to be by surgery excision lesion portion, vertebral plate, while rebuild the stability of backbone.
At present, clinical conventional column reconstruction method be by the displacement of artificial vertebral body, vertebral plate, and aid in implementing preceding road or
The fixed system of the nail-plate of the way of escape etc..Often initial stability is poor after human body is implanted into for existing artificial vertebral body, cause it is postoperative can
The problem of vertebral subluxasion slips can occur.
Utility model content
The problem of postoperative artificial vertebral body stability difference be present to overcome in the prior art, the utility model provides a kind of people
Work centrum vertebral plate system, can keep good initial stability after surgery, effectively prevent artificial vertebral body displacement from slipping.
The technical scheme that the utility model is provided is as follows：
A kind of artificial vertebral body vertebral plate system, including artificial vertebral body and artificial neural plate, it is characterised in that the centrum includes vertebra
Phosphor bodies and fixed-wing, the centrum main body are fixed in normal vertebral body, and the fixed-wing is arranged on the one of the centrum main body
End, the fixed-wing are connected integral with the side wall of the centrum main body, and the fixed-wing is for the centrum to be fixed on just
On normal centrum.
Further, the fixed-wing is provided with screw, and the screw has locking screw thread structure, and lock screw passes through institute
State screw the fixed-wing is fixed in normal vertebral body.
Further, the fixed-wing is a curved surface, radially outwardly projecting of the curved surface along the centrum main body.
Further, the fixed-wing has pore structure.
Further, the centrum main body is cylinder, and the surface of the centrum main body and upper/lower terminal have hole knot
Structure.
Further, the centrum main body is provided with screw, and the screw has locking screw thread structure, and lock screw passes through
The centrum main body is fixed in normal vertebral body by the screw.
Further, it is additionally provided with mounting hole in the centrum main body, the conveying device is by the mounting hole by institute
State centrum and be put into the lesion centrum position cut off.
Further, the vertebral plate is V-shaped, and the vertebral plate both sides are provided with flank, have screw on the flank.
Further, the vertebral plate tool pore structure.
Further, the centrum and the vertebral plate are 3D printing manufacture.
The beneficial effects of the utility model are：By setting fixed-wing, and fixed-wing and centrum main body in centrum main body
Side wall connection it is integral, centrum can be fixed on by fixed-wing in normal vertebral body, the artificial vertebral body of implantation can be in art
Good initial stability is kept afterwards, can effectively prevent postoperative medium-long term from the problem of vertebral subluxasion slippage occur.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the positive structure schematic for the centrum that the present embodiment provides；
Fig. 2 is the side structure schematic diagram for the centrum that the present embodiment provides；
Fig. 3 is the structure schematic diagram for the centrum that the present embodiment provides；
The structural representation for the vertebral plate that Fig. 4 the present embodiment provides.
Description of reference numerals：It is convenient that front that this place is said, the back side are intended merely to description, not to centrum in human body
Installation direction is construed as limiting, wherein, centrum main body 1；Fixed-wing 2；Screw 3；Lock screw 4；Mounting hole 5；Flank 6.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, it is real below in conjunction with the application
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example only some embodiments of the present application, rather than whole embodiments.It is common based on the embodiment in the application, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, it should all belong to the application protection
Scope.
As shown in Figures 1 to 4, a kind of artificial vertebral body vertebral plate system that the present embodiment provides, including centrum and vertebral plate, it is described
Centrum includes centrum main body 1 and fixed-wing 2, and the centrum main body 1 is fixed in normal vertebral body, and the fixed-wing 2 is arranged on institute
State one end of centrum main body 1, the fixed-wing 2 is connected integral with the side wall of the centrum main body 1, and the fixed-wing 2 is used for
The centrum is fixed in normal vertebral body.
In this application, when centrum main body 1 is arranged in human body, the direction in front of human body is the front of centrum, is leaned on
The direction at person of modern times's body rear is the rear of centrum, and fixed-wing 2 is connected integral with the front side wall of centrum main body 1, and fixed-wing 2 can be with
It is stably fixed in the normal vertebral body of the either above or below of lesion centrum, makes the fixing-stable of centrum main body 1, so as to centrum energy
It is enough to keep good initial stability after surgery, postoperative medium-long term can be effectively prevented it is possible that vertebral subluxasion is slipped, do not melted
The problems such as conjunction.
In order to which preferably fixed-wing 2 is fixed on normal centrum, so that fix stably after centrum installation, described solid
Determine the wing 2 and be provided with screw 3, the screw 3 has a locking screw thread structure, and lock screw 4 is by the screw 3 by the fixed-wing
2 are fixed in normal vertebral body.The direction of screw 3 can be perpendicular to the centrum for intending inserting or tilt upward or tilt
Downwards, the number of screw 3 is at least one, and lock screw 4 is and 3 supporting customization of screw, the diameter and length of lock screw 4
The size of screw 3 and operative site according to fixed-wing 2 determine, the screw thread on the nut of lock screw 4 and screw 3 on fixed-wing 2
Screw thread matches, and lock screw 4 is fixed with screw 3 in locking, is fixed on the locking of fixed-wing 2 by lock screw 4 and screw 3
In normal vertebral body above or below lesion centrum, so that artificial vertebral body is fixed, lock screw 4 supports the use with screw 3, energy
The appearance for the problems such as effectively preventing postoperative screw loosening, exiting.
The fixed-wing 2 is a curved surface, radially outwardly projecting of the curved surface along the centrum main body 1.The curved surface of fixed-wing 2
The surface of normal vertebral body fixed with it of radian match.
The fixed-wing 2 has pore structure.Pore structure is advantageous to Bone Ingrowth.
The centrum main body 1 is cylinder, and the surface of the centrum main body 1 and upper/lower terminal have pore structure.Centrum master
The surface of body 1 and its upper/lower terminal face have pore structure, are advantageous to postoperative Bone Ingrowth, and the stress distribution of centrum main body 1 is uniform,
The cutting of the upper and lower terminal plate of vertebral body of artificial vertebral body is not susceptible to, promotes centrum main body 1 that bone occurs with adjacent normal vertebral body and melts
Close, make the centrum of implantation after surgery medium-long term stablize it is effective.
The centrum main body 1 is provided with screw 3, and the screw 3 has locking screw thread structure, and lock screw 4 is by described
The centrum main body 1 is fixed in normal vertebral body by screw 3.The direction of screw 3 in centrum main body 1 can be with centrum main body 1
Vertically, obliquely or diagonally downward, lock screw 4 and 3 supporting customization of screw, by lock screw 4 and screw 3 by centrum master
Body 1 is fixed in the normal vertebral body above or below the centrum main body 1 of implantation.On screw 3 and fixed-wing 2 in centrum main body 1
Screw 3 size and length be able to can also be differed with identical, according to be actually needed determine, with the screw in centrum main body 1
The length of 3 supporting lock screws 4 need to be ensured by being reached after screw 3 in adjacent normal vertebral body, and does not pass centrum.
For the ease of centrum is implanted into human body in surgical procedure, mounting hole 5 is provided with the centrum main body 1, it is described
The centrum is put into the lesion centrum position cut off by the mounting hole 5 by conveying device.Mounting hole 5 is located at centrum master
The front side wall of body 1, conveying device and 5 movable connection of mounting hole, in the present embodiment the shape of mounting hole 5 can be hexagon,
Quincunx or other shapes, mounting hole 5 can also have a helicitic texture, the preferred conveying lever of conveying device in the present embodiment, conveying
Bar is a post shapes bar, and one end of conveying lever is equipped with handle, is held for operator, conveying lever one end and installation away from handle
Hole 5 matches, and the activity installation of mounting hole 5 in conveying lever and centrum main body 1 connects, and conveying lever is by mounting hole 5 by artificial vertebral body
It is sent into the sick vertebra position cut off.
The vertebral plate is V-shaped, and the vertebral plate both sides are provided with flank 6, have screw 3 on the flank 6.The V-arrangement knot of vertebral plate
Structure is similar to normal vertebral plate, and vertebral plate is used to be placed in the lesion vertebral plate cut off and spinous process position, is set respectively on the flank 6 of vertebral plate
There is screw 3, screw is entered in pedicle of vertebral arch by the screw 3 on vertebral plate, so as to which artificial neural plate is stably fixed in body, vertebra
The implantation of plate can avoid soft tissue scar from growing into adhesion caused by spinal cord, while the vertebral plate being implanted into greatly increases as implant bed
Bone grafting area, there is provided good bone grafting environment.
The vertebral plate has pore structure.Pore structure is advantageous to Bone Ingrowth.
The centrum and the vertebral plate are 3D printing manufacture.It can be provided by 3D printing manufacture according to different patients
The centrum of individuation and vertebral plate, centrum and vertebral plate more meet the construction of individual.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of artificial vertebral body vertebral plate system, including centrum and vertebral plate, it is characterised in that the centrum includes centrum main body (1)
With fixed-wing (2), the centrum main body (1) is fixed in normal vertebral body, and the fixed-wing (2) is arranged on the centrum main body
(1) one end, the fixed-wing (2) be connected with the side wall of the centrum main body (1) it is integral, the fixed-wing (2) be used for will
The centrum is fixed in normal vertebral body.
2. artificial vertebral body vertebral plate system according to claim 1, it is characterised in that：The fixed-wing (2) is provided with screw
(3), the screw (3) has locking screw thread structure, and lock screw (4) is fixed the fixed-wing (2) by the screw (3)
In normal vertebral body.
3. artificial vertebral body vertebral plate system according to claim 1, it is characterised in that：The fixed-wing (2) is a curved surface, institute
State radially outwardly projecting of the curved surface along the centrum main body (1).
4. artificial vertebral body vertebral plate system according to claim 1, it is characterised in that：The fixed-wing (2) has hole knot
Structure.
5. artificial vertebral body vertebral plate system according to claim 1, it is characterised in that：The centrum main body (1) is cylinder, institute
The surface and upper/lower terminal for stating centrum main body (1) have pore structure.
6. artificial vertebral body vertebral plate system according to claim 1, it is characterised in that：The centrum main body (1) is provided with spiral shell
Hole (3), the screw (3) have a locking screw thread structure, and lock screw (4) is by the screw (3) by the centrum main body (1)
It is fixed in normal vertebral body.
7. artificial vertebral body vertebral plate system according to claim 1, it is characterised in that：It is provided with the centrum main body (1)
The centrum is put into the lesion centrum position cut off by the mounting hole (5) by mounting hole (5), the conveying device.
8. artificial vertebral body vertebral plate system according to claim 1, it is characterised in that：The vertebral plate is V-shaped, the vertebral plate two
Side is provided with flank (6), has screw (3) on the flank.
9. artificial vertebral body vertebral plate system according to claim 8, it is characterised in that：The vertebral plate has pore structure.
10. artificial vertebral body vertebral plate system according to claim 1, it is characterised in that：The centrum and the vertebral plate are
3D printing manufactures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621479847.3U CN206777424U (en) | 2016-12-30 | 2016-12-30 | A kind of artificial vertebral body vertebral plate system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621479847.3U CN206777424U (en) | 2016-12-30 | 2016-12-30 | A kind of artificial vertebral body vertebral plate system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206777424U true CN206777424U (en) | 2017-12-22 |
Family
ID=60704670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621479847.3U Active CN206777424U (en) | 2016-12-30 | 2016-12-30 | A kind of artificial vertebral body vertebral plate system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206777424U (en) |
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2016
- 2016-12-30 CN CN201621479847.3U patent/CN206777424U/en active Active
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