CN211934212U - Intervertebral foramen mirror puncture positioning device - Google Patents
Intervertebral foramen mirror puncture positioning device Download PDFInfo
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- CN211934212U CN211934212U CN201922231586.3U CN201922231586U CN211934212U CN 211934212 U CN211934212 U CN 211934212U CN 201922231586 U CN201922231586 U CN 201922231586U CN 211934212 U CN211934212 U CN 211934212U
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Abstract
The utility model discloses an intervertebral foramen mirror puncture positioner, it includes the dead lever, the dead lever lower extreme passes through the connecting block and is connected with set screw, be provided with the spirit level in the connecting block, dead lever upper portion side is provided with the location chi, the cover is equipped with the vernier on the location chi, be provided with the movable rod on the vernier, the cover is equipped with the upper portion connecting piece on the movable rod, one side of upper portion connecting piece is provided with movable bull stick, upper portion connecting piece and activity bull stick department of meeting are provided with annular angle chi, the fixed needle cover that is provided with on the activity bull stick, the needle cover endotheca. The utility model discloses can solve the problem that intervertebral foramen mirror puncture needs long-time location and adjustment among the prior art, simple structure, good reliability, security are good.
Description
Technical Field
The utility model relates to a mechanical cutting technical field, concretely relates to foraminiferous mirror puncture positioner.
Background
In a transforaminal lumbar surgery, the main difficulty is the puncture accuracy of the intervertebral foramen and the endoscopic technique of operation, wherein the puncture accuracy of the intervertebral foramen is the greatest in importance and influence of the surgery. And intervertebral foramen puncture among the prior art needs to combine X ray perspective to carry out complicated body surface location in advance, at the puncture in-process, still need adjust repeatedly, thereby make medical personnel and patient all expose in the X ray for a long time, not only prolong the operation time, all cause the harm to medical personnel and patient's health simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the above-mentioned among the prior art not enough, provide one kind and can solve among the prior art intervertebral foramen mirror puncture and need the intervertebral foramen mirror puncture positioner of the problem of long-time location and adjustment.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides an intervertebral foramen mirror puncture positioner, it includes the dead lever, the dead lever lower extreme passes through the connecting block and is connected with set screw, be provided with the spirit level in the connecting block, dead lever upper portion side is provided with the location chi, the cover is equipped with the vernier on the location chi, be provided with the movable rod on the vernier, the cover is equipped with the upper portion connecting piece on the movable rod, one side of upper portion connecting piece is provided with the activity bull stick, the department of meeting of upper portion connecting piece and activity bull stick is provided with annular angle chi, the fixed needle cover that is provided with on the activity bull stick.
Among the above-mentioned technical scheme, preferred, be provided with the location otter board between connecting block and set screw.
Among the above-mentioned technical scheme, preferred, the upper end of connecting block is the spirit level that meets with the dead lever lower extreme, and the spirit level lower extreme is provided with the spacing ring, and the centre of a circle department of spacing ring is provided with connecting screw.
Among the above-mentioned technical scheme, preferred, set screw's upper end is the disc, set screw upper end middle part be provided with connecting screw complex connecting hole, the outside of disc structure be provided with spacing ring complex go-between, go-between and spacing ring are magnet.
In the above technical solution, preferably, the positioning device includes a plurality of fixing screws with different lengths.
Among the above-mentioned technical scheme, preferred, the vernier passes through the through-hole cover and locates on the location chi, and the through-hole side is run through and is installed positioning bolt, and positioning bolt's end passes the lateral wall and the location chi butt of vernier.
Among the above-mentioned technical scheme, preferably, install fixing bolt on the terminal surface of upper portion connecting piece, fixing bolt passes the side and the movable rod butt of upper portion connecting piece.
Among the above-mentioned technical scheme, preferred, install limit screw on the terminal surface of activity bull stick, limit screw passes activity bull stick and upper portion connecting piece butt.
Among the above-mentioned technical scheme, preferred, the upper portion fixing bolt all overlaps with the spacing screw rod outside and is equipped with the screw rod cover.
Among the above-mentioned technical scheme, preferred, annular angle chi is including setting up in the ring of taking the angle scale of activity bull stick side tip and setting up in the ring of taking the pointer of upper portion connecting piece side tip.
The utility model provides an above-mentioned intervertebral foramen mirror puncture positioner's main beneficial effect lies in:
the utility model discloses a structure that sets up connecting block and set screw matched with is set up at the dead lever lower extreme to can separate the dead lever from the set screw of lower part, so that place the location otter board in the middle, through carrying out X-ray perspective before the art, confirm the intervertebral foramen position of operation festival section and puncture, also can see the position and the degree of depth that set screw 3 inserted the spinous process simultaneously, and then conveniently set up corresponding position mark on the location otter board, fix a position the puncture position, avoid the injury that long-time irradiation X-ray brought; through setting up the spirit level in the connecting block to can carry out horizontal correction through the position to the connecting block, guarantee that the dead lever inserts the spinous process perpendicularly, realize carrying out level and vertical direction's correction to whole positioner's position, thereby avoid because set screw puncture depth is not enough, lead to the problem of positioner offset, also be the key of realizing accurate location. Simultaneously at the puncture in-process, can also judge whether the positioner position takes place the skew through observing the spirit level to angle error appears when avoiding the puncture, leads to adjusting repeatedly, extension operation time.
Through setting up annular bevel protractor to can judge directly perceivedly and the angle of fixed puncture, the convenient record can also conveniently take place the incline at puncture in-process real-time supervision puncture angle simultaneously.
Through setting up connecting screw and connecting hole cooperation to realize connecting block and set screw's location, and pass the location otter board through connecting screw, thereby be fixed in positioner bottom with the location otter board, the convenient observation that lasts.
The disc-shaped structure is arranged at the upper end of the fixing screw, so that the drilling depth of the fixing screw can be controlled, and the position of the positioning device in the vertical direction can be conveniently fixed; the fixing screws with different lengths are arranged to meet the requirements of different distances from the skin to the spinous process; through the cooperation of spacing ring and go-between, can realize being connected between dead lever and the set screw, can rotate the dead lever for set screw simultaneously to can keep under the fixed circumstances in set screw position, adjust the horizontal position of pjncture needle stiff end.
The positioning bolt is arranged on the cursor, so that the position of the cursor is fixed, and the longitudinal position of the puncture needle in the horizontal direction is further fixed; through setting up upper portion fixing bolt and stop screw to injecing the position and the angle of movable rod and pjncture needle relatively fixed, thereby can guarantee the quick accurate positioning of pjncture needle, reduce positioning time and adjustment time, promote the operation security.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the connecting block and the fixing screw.
Fig. 3 is a schematic view of the cursor structure.
Fig. 4 is a schematic view of the structure of the upper link and the movable rotating rod.
FIG. 5 is a schematic view of a positioning net plate.
The device comprises a fixing rod 1, a fixing rod 11, a positioning ruler 2, a connecting block 21, a limiting ring 22, a connecting screw 23, a level gauge 3, a fixing screw 31, a connecting ring 32, a connecting hole 4, a cursor 41, a through hole 42, a movable rod 43, a positioning bolt 5, an upper connecting piece 51, a fixing bolt 52, a screw sleeve 53, a movable rotating rod 54, an annular angle ruler 55, a needle sleeve 56, a limiting screw 6, a puncture needle 7 and a positioning screen plate.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the transforaminal endoscope puncture positioning device.
The utility model discloses a puncture positioning device of an intervertebral foramen mirror, which comprises a fixed rod 1, wherein the lower end of the fixed rod 1 is detachably connected with a fixed screw 3 through a connecting block 2, the fixed screw 3 is used for being vertically inserted into the spinous process, and the position of the whole positioning device is fixed by rotating the fixed screw 3, and the rotating direction of the fixed screw 3 can be limited; the positioning device comprises a plurality of fixing screws 3 with different lengths so as to adapt to different spinous process depths; be provided with spirit level 23 in connecting block 2, 1 upper portion side of dead lever is provided with location chi 11, is provided with the scale of horizontal direction on the location chi 11 to the distance of convenient record and location removal. The vernier 4 is sleeved on the positioning ruler 11, the movable rod 42 is arranged on the vernier 4, the upper connecting piece 5 is sleeved on the movable rod 42, the movable rotating rod 53 is arranged on one side of the upper connecting piece 5, the annular angle ruler 54 is arranged at the joint of the upper connecting piece 5 and the movable rotating rod 53, the needle sleeve 55 is fixedly arranged on the movable rotating rod 53, and the puncture needle 6 is sleeved in the needle sleeve 55.
As shown in fig. 2, a positioning mesh plate 7 is disposed between the connecting block 2 and the fixing screw 3. The positioning net plate 7 is a plastic thin iron wire net plate with different shapes of marking soft blocks, as shown in figure 5. Before puncturing, X-rays are shot on a part to be punctured, and then the position to be punctured is marked on the positioning screen plate 7 so as to facilitate the positioning of puncturing.
Specifically, the upper end of the connecting block 2 is a level meter 23 connected with the lower end of the fixing rod 1, the lower end of the level meter 23 is provided with a limiting ring 21, and the circle center of the limiting ring 21 is provided with a connecting screw 22. The upper end of the fixing screw 3 is in a disc shape, the middle part of the upper end of the fixing screw 3 is provided with a connecting hole 32 matched with the connecting screw 22, and the outer side of the disc-shaped structure is provided with a connecting ring 31 matched with the limiting ring 21. The connecting ring 31 and the limiting ring 21 are both magnets.
Optionally, the connecting ring 31 has the same size as the limiting ring 21, so as to facilitate clamping the positioning net plate 7 between the connecting block 2 and the fixing screw 3.
As shown in fig. 3, the vernier 4 is sleeved on the positioning ruler 11 through the through hole 41, the positioning bolt 43 is installed through the side surface of the through hole 41, and the end of the positioning bolt 43 passes through the side wall of the vernier 4 and abuts against the positioning ruler 11.
As shown in fig. 4, a fixing bolt 51 is attached to the end surface of the upper link 5, and the fixing bolt 51 passes through the side surface of the upper link 5 and abuts against the movable rod 42, thereby fixing the relative position between the upper link 5 and the movable rod 42 and further fixing the height of the fixed end of the puncture needle 6. The end face of the movable rotating rod 53 is provided with a limit screw 56, and the limit screw 56 passes through the movable rotating rod 53 to be abutted against the upper connecting piece 5, so that the rotating angle of the movable rotating rod 53 relative to the upper connecting piece 5 is fixed, and the rotating angle of the fixed end of the puncture needle 6 is further fixed. The outer sides of the fixing bolt 51 and the limiting screw 56 are respectively sleeved with a screw sleeve 52.
The annular angle ruler 54 comprises a ring with angle scales arranged at the end part of the side surface of the movable rotating rod 53 and a ring with a pointer arranged at the end part of the side surface of the upper connecting piece 5, the annular angle ruler 54 on one side of the movable rotating rod is driven to rotate by rotating the movable rotating rod 53, and the pointer on the ring on one side of the upper connecting piece 5 points to a set angle, so that the puncture needle can penetrate from the set angle.
The following is the method of use of the device;
s1, firstly, shooting X-rays on a to-be-operated part of a patient to be operated, and marking the position to be punctured on the positioning net plate 7 according to the X-ray result;
s2, selecting the spinous process position for installing the fixing screw 3 according to the positioning screen plate 7, and inserting the fixing screw 3;
s3, enabling the connecting screw 22 on the connecting block 2 to pass through the positioning screen plate 7, and enabling the positioning screen plate 7 to correspond to the part to be operated;
s4, adjusting the fixed rod 1 to enable the level gauge 23 to be in a horizontal state;
s5, sequentially adjusting the positions of the cursor 4 and the upper connecting piece 5 and the direction of the movable rotating rod 53 relative to the upper connecting piece 5 according to the preset value, reading the reading of the annular graduated scale 54 to ensure that the movable rotating rod 53 rotates to the set direction, and then sequentially screwing the positioning bolt 43, the fixed bolt 51 and the limiting screw 56;
s6, inserting the puncture needle 6 into the needle sleeve 55, and inserting the puncture needle 6 according to the set position and the set angle;
s7, after insertion, the X-ray is taken at the position where the puncture needle 6 is inserted to judge whether the position is the ideal position for the operator, and if not, the adjustment from S4 to S6 is repeated.
The foregoing description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and those skilled in the art will be able to understand the present invention as long as various changes are made within the spirit and scope of the present invention as defined and defined by the appended claims, and all such changes are obvious and contemplated by the present invention.
Claims (10)
1. The utility model provides an intervertebral foramen mirror puncture positioner, a serial communication port, including the dead lever, the dead lever lower extreme passes through the connecting block and is connected with set screw, be provided with the spirit level in the connecting block, dead lever upper portion side is provided with the location chi, the cover is equipped with the vernier on the location chi, be provided with the movable rod on the vernier, the cover is equipped with the upper portion connecting piece on the movable rod, one side of upper portion connecting piece is provided with movable bull stick, the department of meeting of upper portion connecting piece and movable bull stick is provided with annular angle chi, the fixed needle cover that is provided with on the movable bull.
2. The transforaminal endoscopic puncture positioning device according to claim 1, wherein a positioning mesh plate is arranged between the connecting block and the fixing screw.
3. The transforaminal endoscope puncture positioning device of claim 2, wherein the upper end of the connecting block is a level gauge connected with the lower end of the fixing rod, the lower end of the level gauge is provided with a limiting ring, and the center of the limiting ring is provided with a connecting screw.
4. The transforaminal endoscope puncture positioning device of claim 3, wherein the upper end of the fixing screw is disc-shaped, the middle part of the upper end of the fixing screw is provided with a connecting hole matched with the connecting screw, the outer side of the disc-shaped structure is provided with a connecting ring matched with the limiting ring, and the connecting ring and the limiting ring are both magnets.
5. The transforaminal endoscopic puncture positioning device of claim 4, wherein the positioning device comprises a plurality of fixation screws of varying lengths.
6. The transforaminal endoscope puncture positioning device of claim 1, wherein the vernier is sleeved on the positioning ruler through a through hole, a positioning bolt is arranged on the side surface of the through hole in a penetrating manner, and the tail end of the positioning bolt penetrates through the side wall of the vernier and abuts against the positioning ruler.
7. The transforaminal endoscopic puncture positioning device according to claim 1, wherein a fixing bolt is mounted on an end surface of the upper connecting member, and the fixing bolt passes through a side surface of the upper connecting member and abuts against the movable rod.
8. The transforaminal endoscope puncture positioning device of claim 7, wherein a limit screw is mounted on the end surface of the movable rotating rod, and the limit screw passes through the movable rotating rod to abut against the upper connecting piece.
9. The transforaminal endoscope puncture positioning device of claim 8, wherein the fixing bolt and the limiting screw are sleeved with screw sleeves.
10. The transforaminal endoscopic puncture positioning device according to claim 1, wherein the annular angle gauge comprises an annular ring with angle scales arranged at the end part of the side surface of the movable rotating rod and an annular ring with a pointer arranged at the end part of the side surface of the upper connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922231586.3U CN211934212U (en) | 2019-12-12 | 2019-12-12 | Intervertebral foramen mirror puncture positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922231586.3U CN211934212U (en) | 2019-12-12 | 2019-12-12 | Intervertebral foramen mirror puncture positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211934212U true CN211934212U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922231586.3U Expired - Fee Related CN211934212U (en) | 2019-12-12 | 2019-12-12 | Intervertebral foramen mirror puncture positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211934212U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113686906A (en) * | 2021-08-27 | 2021-11-23 | 江苏新宏大集团有限公司 | Industrial X-ray flat weld defect positioning method |
-
2019
- 2019-12-12 CN CN201922231586.3U patent/CN211934212U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113686906A (en) * | 2021-08-27 | 2021-11-23 | 江苏新宏大集团有限公司 | Industrial X-ray flat weld defect positioning method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 Termination date: 20211212 |
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| CF01 | Termination of patent right due to non-payment of annual fee |