CN205411401U - Lumbar vertebrae way of escape type that struts fuses ware - Google Patents
Lumbar vertebrae way of escape type that struts fuses ware Download PDFInfo
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- CN205411401U CN205411401U CN201521005519.5U CN201521005519U CN205411401U CN 205411401 U CN205411401 U CN 205411401U CN 201521005519 U CN201521005519 U CN 201521005519U CN 205411401 U CN205411401 U CN 205411401U
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Abstract
The utility model relates to a lumbar vertebrae way of escape type that struts fuses ware belongs to the medical instrument field, is applicable to among the lumbar vertebrae orthopaedic surgery. This lumbar vertebrae way of escape type that struts fuses ware is including fusing the ware body (1), strutting piece (2) and plug screw (3), strutting piece (2) and setting up in the one end that fuses the ware body (1), the rotatory piece (2) that struts can strut fusing the ware body (1), plug screw (3) set up fuse the other end of the ware body (1), the filler that can prevent to fuse the ware body (1) inside spills over.
Description
Technical field
This utility model relates to a kind of lumbar vertebral posterior and struts type fusion device, belongs to medical instruments field, it is adaptable in lumbar vertebra orthomorphia.
Background technology
Waist interbody fusion is one of method for the treatment of spinal disease, and annual increasing crowd accepts the treatment of interbody fusion.Interbody fusion includes that autologous bone transplanting merges and allogenic bone transplantation merges, due to autologous bone limited source, increase for district wound, be not provided that the shortcoming such as mechanically stable makes the clinical practice of interbody fusion be restricted timely, and allogenic bone transplantation the most costly, limited amount and the virus disseminating and the immunologic rejection that are caused by allograph bone are also to affect its main cause in wide clinical application.In recent years, for improving bone collection fusion rate, reducing extenal fixation dependency, improve and keep the curvature of spinal column, the type Invasive lumbar fusion device of strutting arises at the historic moment.
Summary of the invention
The purpose of this utility model is: the problem existed for prior art, it is provided that a kind of lumbar vertebral posterior struts type fusion device, preferably realizes the treatment of lumbar vertebra, reduces the misery that operation brings to patient.
To achieve these goals, this utility model provides a kind of lumbar vertebral posterior and struts type fusion device, including merging body, strutting block and plug screw；The described block that struts is arranged on the one end merging body, and rotary opening block can strut merging body, and described plug screw is arranged on the other end of described fusion body, can prevent the implant in portion in fusion device body from overflowing.
Preferably, described fusion body is symmetrical structure, and described fusion body upper and lower surface is arc shaped surface, meet physiological anatomic architecture, can closely cooperate with vertebral body, arc shaped surface arranges prismatic spinous process, described fusion body arranges bone grafting hole, it is used for during operation accommodating implant, promoting that bone merges, described fusion body arranges rectangular opening, and rectangular opening connects with bone grafting hole, described rectangular opening can strut the passage inside and outside type fusion device as connecting lumbar vertebral posterior, it is possible to is easy to merge strutting of body.
Preferably, described fusion body one end is arcuation face, arcuation face arranges and stair-stepping struts mouth, described fusion body arranges location-plate, the support aperture, opening portion being connected with described location-plate is more than the support opening portion in outside, the described block that struts is arranged on the position that support hatch bore diameter is big, this kind of structure can prevent from strutting block abjection, the setting of described location-plate can prevent strutting block and enter bone grafting hole, can ensure that strutting block struts fusion body smoothly, described fusion body is symmetrical arranged groove, described groove struts mouth and described rectangular opening described in connecting, the setting of groove is easy to strut block and is strutted fusion body.
Preferably, described fusion body arranges spiro pluging hole, described spiro pluging hole is threaded, in the middle of described spiro pluging hole and described bone grafting hole, circular baffle plate is set, can prevent described plug screw from entering bone grafting hole, described spiro pluging hole lateral symmetry arranges rectangular channel, described rectangular channel and described spiro pluging hole and matches with special equipment, can play the effect accommodating and preventing to rotate.
Preferably, described in strut block be rectangular block shape, centre arranges rectangular through-hole, and the setting of described rectangular through-hole is easy to apparatus and is carried out rotary opening.
Preferably, described plug screw is column, is threaded outside plug screw, matches with the screw thread on described spiro pluging hole, arranges six square grooves, it is simple to apparatus captures inside described plug screw.
Accompanying drawing explanation
Fig. 1 is structure chart of the present utility model.
Fig. 2 is sectional view of the present utility model.
Fig. 3 is the structure chart of fusion body of the present utility model.
Fig. 4 is the structure chart of fusion body other direction of the present utility model.
Fig. 5 is the structure chart strutting block of the present utility model.
Fig. 6 is the structure chart of plug screw of the present utility model.
In figure,
1 merge body, 2 strut block, 3 plug screws, 4 arc shaped surfaces, 5 prismatic spinous process, 6 bone grafting holes, 7 rectangular openings,
8 arcuation faces, 9 strut mouth, 10 location-plates, 11 grooves, 12 spiro pluging holes, 13 circular baffle plate, 14 rectangular channels, 15 rectangular through-hole, 16 6 square grooves.
Detailed description of the invention
In order to further illustrate this utility model, below in conjunction with embodiment, the lumbar vertebral posterior that this utility model provides is strutted type fusion device and be described in detail, but they can not be interpreted as the restriction to this utility model protection domain.
Referring to figs. 1 through shown in Fig. 6, strut type fusion device according to the lumbar vertebral posterior of a kind of preferred implementation of this utility model, including merging body 1, strutting block 2 and plug screw 3；The described block 2 that struts is arranged on the one end merging body 1, and rotary opening block 2 can strut merging body 1, and described plug screw 3 is arranged on the other end of described fusion body 1, can prevent merging the implant within body 1 and overflow.
Described fusion body 1 is symmetrical structure, described fusion body 1 upper and lower surface is arc shaped surface 4, meets physiological anatomic architecture, can closely cooperate with vertebral body, prismatic spinous process 5 is set on arc shaped surface 4, described fusion body 1 arranges bone grafting hole 6, is used for accommodating implant during operation, promotes that bone merges, described fusion body 1 arranges rectangular opening 7, rectangular opening 7 connects with bone grafting hole 6, and described rectangular opening 7 can strut the passage inside and outside type fusion device as connecting lumbar vertebral posterior, it is possible to is easy to merge strutting of body 1.
Described fusion body 1 one end is arcuation face 8, arcuation face 8 arranges and stair-stepping struts mouth 9, described fusion body 1 arranges location-plate 10, the support aperture, opening portion being connected with described location-plate 10 is more than the support opening portion in outside, the described block 2 that struts is arranged on the position that support hatch bore diameter is big, this kind of structure can prevent strutting block 2 and deviate from, the setting of described location-plate 10 can prevent strutting block 2 and enter bone grafting hole 6, can ensure that strutting block 2 struts fusion body 1 smoothly, described fusion body 1 is symmetrical arranged groove 11, described groove 11 struts mouth 9 and described rectangular opening 7 described in connecting, the setting of groove 11 is easy to strut block 2 and is strutted fusion body 1.
Described fusion body 1 arranges spiro pluging hole 12, described spiro pluging hole 12 is threaded, described spiro pluging hole 12 arranges circular baffle plate 13 in the middle of described bone grafting hole 6, can prevent described plug screw 3 from entering bone grafting hole 6, described spiro pluging hole 12 lateral symmetry arranges rectangular channel 14, described rectangular channel 14 and described spiro pluging hole 12 match with special equipment, can play the effect accommodating and preventing to rotate.
The described block 2 that struts is for rectangular block shape, and centre arranges rectangular through-hole 15, and the setting of described rectangular through-hole 15 is easy to apparatus and is carried out rotary opening.
Described plug screw 3 is column, is threaded outside plug screw 3, matches with the screw thread on described spiro pluging hole 12, and described plug screw 3 is internal arranges six square grooves 16, it is simple to apparatus captures.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from this utility model principle; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. lumbar vertebral posterior struts type fusion device, it is characterized in that: include merging body (1), strutting block (2) and plug screw (3)；The described block (2) that struts is arranged on the one end merging body (1), and rotary opening block (2) can strut merging body (1), and described plug screw (3) is arranged on the other end of described fusion body (1), can prevent merging the internal implant of body (1) and overflow.
Lumbar vertebral posterior the most according to claim 1 struts type fusion device, it is characterized in that: described fusion body (1) is symmetrical structure, described fusion body (1) upper and lower surface is arc shaped surface (4), meet physiological anatomic architecture, can closely cooperate with vertebral body, prismatic spinous process (5) is set on arc shaped surface (4), described fusion body (1) arranges bone grafting hole (6), it is used for during operation accommodating implant, promote that bone merges, described fusion body (1) arranges rectangular opening (7), rectangular opening (7) connects with bone grafting hole (6), described rectangular opening (7) can strut the passage inside and outside type fusion device as connecting lumbar vertebral posterior, also can be easy to merge strutting of body (1).
nullLumbar vertebral posterior the most according to claim 2 struts type fusion device，It is characterized in that: described fusion body (1) one end is arcuation face (8)，Arcuation face (8) arranges and stair-stepping struts mouth (9)，Described fusion body (1) arranges location-plate (10)，The support aperture, opening portion being connected with described location-plate (10) is more than the support opening portion in outside，The described block (2) that struts is arranged on the position that support hatch bore diameter is big，This kind of structure can prevent from strutting block (2) abjection，The setting of described location-plate (10) can prevent strutting block (2) and enter bone grafting hole (6)，Can ensure that strutting block (2) struts fusion body (1) smoothly，Described fusion body (1) is symmetrical arranged groove (11)，Described groove (11) struts mouth (9) and described rectangular opening (7) described in connecting，The setting of groove (11) is easy to strut block (2) and is strutted fusion body (1).
Lumbar vertebral posterior the most according to claim 2 struts type fusion device, it is characterized in that: described fusion body (1) arranges spiro pluging hole (12), described spiro pluging hole (12) is threaded, in the middle of described spiro pluging hole (12) and described bone grafting hole (6), circular baffle plate (13) is set, can prevent described plug screw (3) from entering bone grafting hole (6), described spiro pluging hole (12) lateral symmetry arranges rectangular channel (14), described rectangular channel (14) and described spiro pluging hole (12) match with special equipment, can play the effect accommodating and preventing to rotate.
Lumbar vertebral posterior the most according to claim 1 struts type fusion device, it is characterized in that: described in strut block (2) be rectangular block shape, centre arranges rectangular through-hole (15), and the setting of described rectangular through-hole (15) is easy to apparatus and is carried out rotary opening.
Lumbar vertebral posterior the most according to claim 4 struts type fusion device, it is characterized in that: described plug screw (3) is column, plug screw (3) outside is threaded, match with the screw thread on described spiro pluging hole (12), described plug screw (3) is internal arranges six square grooves (16), it is simple to apparatus captures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521005519.5U CN205411401U (en) | 2015-12-08 | 2015-12-08 | Lumbar vertebrae way of escape type that struts fuses ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521005519.5U CN205411401U (en) | 2015-12-08 | 2015-12-08 | Lumbar vertebrae way of escape type that struts fuses ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205411401U true CN205411401U (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521005519.5U Active CN205411401U (en) | 2015-12-08 | 2015-12-08 | Lumbar vertebrae way of escape type that struts fuses ware |
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| Country | Link |
|---|---|
| CN (1) | CN205411401U (en) |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Fule Science & Technology Development Co., Ltd. Assignor: Hu Huanyu Contract record no.: X2019990000237 Denomination of utility model: Lumbar vertebrae way of escape type that struts fuses ware Granted publication date: 20160803 License type: Common License Record date: 20191213 |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210106 Address after: 101204 West Beijing District of Pinggu City Mafang Industrial Zone No. 50 Patentee after: BEIJING FULE SCIENCE & TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 101204 West Beijing District of Pinggu City Mafang Industrial Zone No. 50 Patentee before: Hu Huanyu |