CN204274726U - TLIF implantation device - Google Patents
TLIF implantation device Download PDFInfo
- Publication number
- CN204274726U CN204274726U CN201420713294.8U CN201420713294U CN204274726U CN 204274726 U CN204274726 U CN 204274726U CN 201420713294 U CN201420713294 U CN 201420713294U CN 204274726 U CN204274726 U CN 204274726U
- Authority
- CN
- China
- Prior art keywords
- lock lever
- rotary actuation
- check lock
- club shaft
- tlif
- 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.)
- Active
Links
Landscapes
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
The utility model discloses a kind of TLIF implantation device, comprise check lock lever and rotary actuation bar, described check lock lever comprises the check lock lever body of rod, tight lock part, shank, and described check lock lever lever front end is provided with the locking post coordinated with TLIF fusion device locking hole; Described rotary actuation bar is hollow structure, comprises rotary actuation club shaft and rotating part, and described rotary actuation club shaft front end is provided with the tooth engaged with profile of tooth bar, described rotary actuation bar be socketed on the check lock lever body of rod with check lock lever body of rod matched in clearance.In this utility model TLIF implantation device and fusion device with the use of, make fusion device directly arrive implantation position, avoid the damage to nerve root and dural sac, simplify operating procedure, reduce operating time, reduce patient suffering.
Description
Technical field
This utility model relates to medical instruments field, particularly, relates to a kind of TLIF implantation device.
Background technology
TLIF (Transforaminal Lumbar Interbody Fusion) refers to transforaminal approach lumbar interbody fusion art.Owing to being enter from the midline incision of patient back canalis spinalis more side, the muscle that this art formula greatly reduces in operation peels off quantity, and TLIF can provide the support of front pillar and stablize, and rebuilds the normal anatomy curvature of corresponding sections, thus maintain or recover the physiological camber of lumbar vertebra entirety.
And the current fusion device for TLIF operation and implantation device thereof can not make fusion device realize adjustable rotary, need reciprocally swinging implantation device in art, to make fusion device arrive desirable implantation position.The reciprocally swinging of implantation device easily damages nerve root and dural sac, and makes TLIF operation become more complicated.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of TLIF implantation device, with fusion device with the use of, make fusion device directly arrive implantation position, avoid the damage to nerve root and dural sac, simplify operating procedure, reduce operating time, reduce patient suffering.
For solving the problem, the technical scheme that this utility model adopts is as follows:
TLIF implantation device, comprise check lock lever and rotary actuation bar, described check lock lever comprises the check lock lever body of rod, tight lock part, shank, and described check lock lever lever front end is provided with the locking post coordinated with TLIF fusion device locking hole; Described rotary actuation bar is hollow structure, comprises rotary actuation club shaft and rotating part, and described rotary actuation club shaft front end is provided with the tooth engaged with profile of tooth bar, described rotary actuation bar be socketed on the check lock lever body of rod with check lock lever body of rod matched in clearance.
Preferably, described locking post is provided with external screw thread.
Preferably, also comprise outer loop bar, described outer loop bar is hollow structure, comprises overcoat club shaft and support, outer loop bar be socketed on rotary actuation club shaft with rotary actuation club shaft matched in clearance; Described support inside is provided with accommodation space, and the upper and lower surface of described accommodation space is plane, and in order to indicate the upper and lower surface of fusion device main body, described rotating part is arranged in accommodation space, with support matched in clearance.
Preferably, described overcoat club shaft front end is provided with circular arc indent, and described circular arc indent and fusion device body tail section circular arc match.
Preferably, also comprise handle, described taper knob is connected on overcoat club shaft, before being positioned at support; Described handle is provided with spacer, and described spacer is parallel with the upper and lower surface of support accommodation space.
Compared to existing technology, the beneficial effects of the utility model are:
1, implantation device of the present utility model coordinates with TLIF fusion device, makes fusion device can realize original position and rotates, arrive expection implantation position, avoid the damage to nerve root and dural sac, simplify operating procedure, reduce operating time, reduce patient suffering;
2, on this utility model implantation device, spacer is parallel with support sidewall, can play positioning action to TLIF fusion device, avoids TLIF fusion device in operating process to tilt on the impact of operation.
Accompanying drawing explanation
Fig. 1 is TLIF fusion device structural representation;
Fig. 2 is TLIF fusion device agent structure schematic diagram;
Fig. 3 be in TLIF fusion device swinging strut pin hole non-through with run through structural representation;
Fig. 4 is backing pin structural representation in TLIF fusion device;
Fig. 5 is TLIF implantation device structural representation in this utility model;
Fig. 6 is check lock lever structural representation in this utility model;
Fig. 7 is rotary actuation bar structural representation in this utility model;
Fig. 8 is this utility model China and foreign countries loop bar structural representations;
Wherein, 1 be fusion device main body, 11 be profile of tooth bar, 2 be swinging strut, 21 be pin hole, 22 be locking hole, 3 be backing pin, 31 be pin cap, 32 be pin, 4 be backing pin hole, 5 be check lock lever, 501 be the check lock lever body of rod, 502 for locking post, 503 be tight lock part, 504 be shank, 6 be rotary actuation bar, 601 be rotary actuation club shaft, 602 be rotating part, 7 be outer loop bar, 701 be overcoat club shaft, 702 be support, 703 be accommodation space, 8 be handle, 801 for spacer.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail.
As Figure 1-4, for TLIF fusion device, comprise fusion device main body 1, swinging strut 2 and backing pin 3, swinging strut 2 two ends are provided with pin hole 21, swinging strut 2 cylinder is provided with the locking hole 22 perpendicular to pin hole 21 direction, described fusion device main body 1 has the upper surface contacted with top vertebral body, the lower surface contacted with bottom vertebral body, fusion device main body 1 afterbody is circular arc, fusion device main body 1 afterbody is provided with groove between upper and lower surface, backing pin 3 one end is fixed in fusion device main body 1, the other end and pin hole 21 matched in clearance; The wall of described groove is provided with profile of tooth bar 11, and profile of tooth bar 11 is radial radial distribution centered by swinging strut 2.
As viewed in figures 5-8, be implantation device, comprise check lock lever 5 and rotary actuation bar 6, check lock lever 5 comprises the check lock lever body of rod 501, tight lock part 503, shank 504, and the check lock lever body of rod 501 front end is provided with the locking post 502 coordinated with TLIF fusion device locking hole 22; Rotary actuation bar 6 is hollow structure, comprises rotary actuation club shaft 601 and rotating part 602, and rotary actuation club shaft 601 front end is provided with the tooth engaged with profile of tooth bar 11, rotary actuation bar 6 be socketed on the check lock lever body of rod 501 with the check lock lever body of rod 501 matched in clearance.
Embodiment 1
TLIF fusion device, comprise fusion device main body 1, swinging strut 2 and backing pin 3, swinging strut 2 is polygon prism, swinging strut 2 two ends are provided with pin hole 21, swinging strut 2 cylinder is provided with the locking hole 22 perpendicular to pin hole 21 direction, fusion device main body 1 has the upper surface contacted with top vertebral body, the lower surface contacted with bottom vertebral body, fusion device main body 1 afterbody is circular arc, on fusion device main body 1 afterbody, groove is provided with between lower surface, in described groove and fusion device main body, backing pin hole 4 is provided with between lower surface, backing pin 3 comprises pin 32 and the pin cap 31 of integrative-structure, pin cap 31 and backing pin hole 4 interference fit, pin 32 and pin hole 21 matched in clearance, the wall of described groove is provided with profile of tooth bar 11, and profile of tooth bar 11 is radial radial distribution centered by swinging strut 2, and profile of tooth bar 11 is highly 0.8mm.
Implantation device, comprises check lock lever 5, rotary actuation bar 6, outer loop bar 7 and handle 8, and check lock lever 5 comprises the check lock lever body of rod 501, tight lock part 503, shank 504, and the check lock lever body of rod 501 front end is provided with the locking post 502 coordinated with TLIF fusion device locking hole 22; Rotary actuation bar 6 is hollow structure, comprises rotary actuation club shaft 601 and rotating part 602, and rotary actuation club shaft 601 front end is provided with the tooth engaged with profile of tooth bar 11, rotary actuation bar 6 be socketed on the check lock lever body of rod 501 with the check lock lever body of rod 501 matched in clearance; Outer loop bar 7 is hollow structure, comprises overcoat club shaft 701 and support 702, outer loop bar 7 be socketed on rotary actuation club shaft 601 with rotary actuation club shaft 601 matched in clearance; Support 702 inside is provided with accommodation space 703, and the upper and lower surface of accommodation space 703 is plane, and in order to indicate the upper and lower surface of fusion device main body 1, rotating part 602 is arranged in accommodation space 703, with support 702 matched in clearance; Handle 8 is socketed on overcoat club shaft 701, before being positioned at support 702; Handle 8 sidewall is provided with spacer 801, and spacer 801 is parallel with the upper and lower surface of support 702 accommodation space 703.
Embodiment 2
TLIF fusion device, comprise fusion device main body 1, swinging strut 2 and backing pin 3, swinging strut 2 is cylinder, and swinging strut 2 two ends are provided with pin hole 21, swinging strut 2 cylinder is provided with the locking hole 22 perpendicular to pin hole 21 direction, in locking hole 22, is provided with female thread; Fusion device main body 1 has the upper surface contacted with top vertebral body, the lower surface contacted with bottom vertebral body, fusion device main body 1 afterbody is circular arc, fusion device main body 1 afterbody is provided with groove between upper and lower surface, backing pin hole 4 is provided with between described groove and the upper and lower surface of fusion device main body, backing pin 3 comprises pin 32 and the pin cap 31 of integrative-structure, pin cap 31 and backing pin hole 4 interference fit, pin 32 and pin hole 21 matched in clearance; The wall of described groove is provided with profile of tooth bar 11, and profile of tooth bar 11 is radial radial distribution centered by swinging strut 2, and profile of tooth bar 11 is highly 3mm.
Implantation device, comprise check lock lever 5, rotary actuation bar 6, outer loop bar 7 and handle 8, check lock lever 5 comprises the check lock lever body of rod 501, tight lock part 503, shank 504, and the check lock lever body of rod 501 front end is provided with the locking post 502 coordinated with TLIF fusion device locking hole 22, and locking post 502 has been provided with external screw thread; Rotary actuation bar 6 is hollow structure, comprises rotary actuation club shaft 601 and rotating part 602, and rotary actuation club shaft 601 front end is provided with the tooth engaged with profile of tooth bar 11, rotary actuation bar 6 be socketed on the check lock lever body of rod 501 with the check lock lever body of rod 501 matched in clearance; Outer loop bar 7 is hollow structure, comprises overcoat club shaft 701 and support 702, outer loop bar 7 be socketed on rotary actuation club shaft 601 with rotary actuation club shaft 601 matched in clearance; Support 702 inside is provided with accommodation space 703, the upper and lower surface of accommodation space 703 is plane, in order to indicate the upper and lower surface of fusion device main body 1, rotating part 602 is arranged in accommodation space 703, with support 702 matched in clearance, overcoat club shaft 701 front end is provided with circular arc indent, and described circular arc indent and fusion device main body 1 afterbody circular arc match; Handle 8 is socketed on overcoat club shaft 701, before being positioned at support 702; Handle 8 sidewall is provided with spacer 801, and spacer 801 is parallel with the upper and lower surface of support 702 accommodation space 703.
During use, implantation device check lock lever 5 being locked post 502 is locked in TLIF fusion device swinging strut 2 locking hole 22, and adjust implantation device and TLIF fusion device direction, make spacer 801, the upper and lower surface of accommodation space 703 and TLIF fusion device upper and lower surface keeping parallelism, then before utilizing rotary actuation club shaft 601, end tooth engages with profile of tooth bar 11, rotate rotating part 602, the rotation of TLIF fusion device horizontal direction can be realized.
To one skilled in the art, according to technical scheme described above and design, other various corresponding change and deformation can be made, and all these change and deformation all should belong within the protection domain of this utility model claim.
Claims (5)
1.TLIF implantation device, it is characterized in that, comprise check lock lever (5) and rotary actuation bar (6), described check lock lever (5) comprises the check lock lever body of rod (501), tight lock part (503), shank (504), and the described check lock lever body of rod (501) front end is provided with the locking post (502) coordinated with TLIF fusion device locking hole (22); Described rotary actuation bar (6) is hollow structure, comprise rotary actuation club shaft (601) and rotating part (602), described rotary actuation club shaft (601) front end is provided with the tooth engaged with profile of tooth bar (11), and described rotary actuation bar (6) is socketed on the check lock lever body of rod (501) and the check lock lever body of rod (501) matched in clearance.
2. implantation device as claimed in claim 1, it is characterized in that, described locking post (502) is provided with external screw thread.
3. implantation device as claimed in claim 1, it is characterized in that, also comprise outer loop bar (7), described outer loop bar (7) is hollow structure, comprise overcoat club shaft (701) and support (702), outer loop bar (7) is socketed on rotary actuation club shaft (601) and rotary actuation club shaft (601) matched in clearance; Described support (702) inside is provided with accommodation space (703), described accommodation space (703) upper and lower surface is plane, described rotating part (602) is arranged in accommodation space (703), with support (702) matched in clearance.
4. implantation device as claimed in claim 3, it is characterized in that, described overcoat club shaft (701) front end is provided with circular arc indent.
5. implantation device as claimed in claim 4, it is characterized in that, also comprise handle (8), described handle (8) is socketed on overcoat club shaft (701), before being positioned at support (702); Described handle (8) is provided with spacer (801), and described spacer (801) is parallel with support (702) accommodation space (703) upper and lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420713294.8U CN204274726U (en) | 2014-11-24 | 2014-11-24 | TLIF implantation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420713294.8U CN204274726U (en) | 2014-11-24 | 2014-11-24 | TLIF implantation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204274726U true CN204274726U (en) | 2015-04-22 |
Family
ID=52857935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420713294.8U Active CN204274726U (en) | 2014-11-24 | 2014-11-24 | TLIF implantation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204274726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490496A (en) * | 2014-11-24 | 2015-04-08 | 创生医疗器械（中国）有限公司 | TLIF (transforaminal lumbar interbody fusion) implanting apparatus |
-
2014
- 2014-11-24 CN CN201420713294.8U patent/CN204274726U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490496A (en) * | 2014-11-24 | 2015-04-08 | 创生医疗器械（中国）有限公司 | TLIF (transforaminal lumbar interbody fusion) implanting apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204566748U (en) | A kind of Chinese herbal medicine pressing device | |
| CN204293428U (en) | Bed body is used in a kind of anesthesia | |
| CN203763217U (en) | Improved proximal femoral intramedullary nail | |
| CN204274726U (en) | TLIF implantation device | |
| CN204274725U (en) | TLIF fusion device | |
| CN203001092U (en) | Lower cervical vertebra anterior approach pedicle screw matched fixing and anti-falling device | |
| CN205672091U (en) | Bone plane implantation body top base station | |
| CN104490496B (en) | TLIF (transforaminal lumbar interbody fusion) implanting apparatus | |
| CN104490495A (en) | TLIF (transforaminal lumbar interbody fusion) fusion apparatus | |
| CN207654260U (en) | A kind of mouth cavity planting body implantation orienting locator | |
| CN207755450U (en) | A kind of extending flute needle of ophthalmologic operation | |
| CN205144803U (en) | Artificial vertebral body | |
| CN208892756U (en) | One kind is convenient for fixed and firm humerus sighting device | |
| CN202699351U (en) | Lumbar fusion cage | |
| CN108069183A (en) | A kind of agricultural shoulder pole | |
| CN204274607U (en) | A kind of metal bone needle | |
| CN203138530U (en) | Medical X-ray bedside protective curtain capable of being folded upwards | |
| CN202665756U (en) | Lower leg artificial limb | |
| CN103393456A (en) | Internal fixation device for proximal humeral fractures | |
| CN204765871U (en) | Way steel sheet splicing apparatus before cervical vertebra | |
| CN203861283U (en) | Automatic draw hook device used for open-heart surgery | |
| CN205163229U (en) | Developments locking screw and dynamic locking bone plate system | |
| CN204273437U (en) | Trophy | |
| CN202859349U (en) | Adjustable dental implant | |
| CN205148880U (en) | Mode locking device of bottle blowing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |