CN210749465U - Spine cortical bone screw minimally invasive screw placement auxiliary guide plate - Google Patents
Spine cortical bone screw minimally invasive screw placement auxiliary guide plate Download PDFInfo
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- CN210749465U CN210749465U CN201921057075.8U CN201921057075U CN210749465U CN 210749465 U CN210749465 U CN 210749465U CN 201921057075 U CN201921057075 U CN 201921057075U CN 210749465 U CN210749465 U CN 210749465U
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Abstract
The utility model relates to the technical field of medical equipment, a nail auxiliary guide is put to backbone cortex bone screw wicresoft, include respectively with the left binding plate and the right binding plate of the laminating of backbone centrum rear face of bone left and right sides and with the connection arched bridge that the spinous process of backbone agrees with, put on a left side nail guiding pipe inner channel and advance the nail hole on a left side and constitute a left side jointly and put the nail passageway, put on a left side nail passageway one side lateral wall along being equipped with the left slit of intercommunication left side nail passageway and external world on the axial direction, put on a left side and be equipped with on the nail passageway opposite side lateral wall along a left side and put the left recess that nail passageway axial set up, left side recess and left side put and form thin. The utility model has the advantages of reasonable and compact structure, convenient to use, it realizes through setting up of left slot, right slot and thin wall that supplementary nail baffle of putting can be taken out after the guide effect to the skin screw is accomplished to the light readily removable to apparent shortening operation time has reduced the operation degree of difficulty.
Description
Technical Field
The utility model relates to the technical field of medical equipment, a nail auxiliary guide is put to backbone cortex bone screw wicresoft.
Background
In the prior spinal internal fixation, in order to shorten the operation time, people design self-tapping and self-drilling pedicle screws and auxiliary guide plates for screw placement, when in nail placing operation, the self-tapping self-drilling pedicle screw is directly placed into the pedicle of vertebral arch along the guide tube on the nail placing guide plate, therefore, the screw placing channel is drilled in the pedicle of vertebral arch in advance without additionally using tools such as an open-road cone, a screw tap and the like, the operation steps are reduced, the operation time is shortened, however, because of the limitation of the self structure of the existing screw placing auxiliary guide plate, after the self-tapping self-drilling type pedicle screw is drilled into the pedicle of a vertebral arch to a certain depth, the auxiliary guide plate for screw placement can be taken down after the self-tapping self-drilling type pedicle screw is screwed out again, and the whole screw placement operation can be completed only by screwing in the skin screw again at last, so that the steps of screwing out and screwing in the skin screw again not only increase the operation time, but also increase the operation difficulty.
Disclosure of Invention
The utility model provides a nail supplementary baffle is put to backbone cortex bone screw wicresoft has overcome above-mentioned prior art not enough, and it can effectively solve the current long, the big problem of the operation degree of difficulty of putting the operation time that nail supplementary baffle exists.
The technical scheme of the utility model is realized through following measure: a spine cortical bone screw minimally invasive nail placing auxiliary guide plate comprises a left attaching plate and a right attaching plate which are respectively attached to the left side and the right side of the back bone surface of a spine centrum and a connecting arch bridge which is engaged with the spinous process of the spine, wherein two ends of the bottom of the connecting arch bridge are respectively fixedly connected with the left attaching plate and the right attaching plate, a left nail feeding hole is formed in the left attaching plate, a left nail placing guide pipe is arranged on the left attaching plate corresponding to the left nail feeding hole, a left nail placing channel is formed by a left nail guiding pipe inner channel and a left nail feeding hole together, a left thin seam which is communicated with the left nail placing channel and the outside is arranged on the side wall of one side of the left nail placing channel in the axial direction, a left groove which is axially arranged along the left nail placing channel is arranged on the outer side wall of the other side of the left nail placing channel; the right attaching plate is provided with a right nail feeding hole, the right attaching plate corresponding to the right nail feeding hole is provided with a right nail placing guide pipe, a right nail placing channel is formed by a right nail placing guide pipe inner channel and the right nail feeding hole, a right thin seam for communicating the right nail placing channel with the outside is arranged on the side wall of one side of the right nail placing channel along the axial direction, a right groove axially arranged along the right nail placing channel is arranged on the side wall of the other side of the right nail placing channel, and a thin-wall structure is formed between the right groove and the right nail placing channel.
The following is a further optimization or/and improvement of one of the above technical solutions of the present invention:
the diameter of the left nail placing channel can be equal to that of the right nail placing channel, inner ring grooves are coaxially arranged on the inner wall of the left nail placing guide pipe and the inner wall of the right nail placing guide pipe, the outer diameters of the two inner ring grooves are equal and extend along the axial direction of the left nail placing channel and the axial direction of the right nail placing channel respectively, metal nail placing guide pipes formed by butting of two semi-ring bodies are inserted into the upper end of the left nail placing guide pipe and the upper end of the right nail placing guide pipe respectively, each semi-ring body comprises an inserting semi-cylindrical part and a connecting semi-cylindrical part which are coaxially arranged, the upper end of the inserting semi-cylindrical part is fixedly connected with the connecting semi-cylindrical part, the two inserting semi-cylindrical parts are butted to form an inserting cylindrical part with a first channel, the two connecting semi-cylindrical parts are butted to form a connecting cylindrical part with a second channel, the diameter of the second channel is larger than that of the first channel, the first channel is directly equal, the outer diameter of the insertion cylindrical part is equal to or slightly smaller than the inner diameter of the inner ring groove, and the outer diameter of the connection cylindrical part is larger than the outer diameter of the inner ring groove; the two sides of the two semi-ring bodies are respectively butted together through a group of hinges, each group of hinges comprises a first connecting shaft sleeve, a second connecting shaft sleeve and a pin, the first connecting shaft sleeve and the second connecting shaft sleeve are sequentially arranged from top to bottom along the axial direction of the metal nail placing guide pipe, the first connecting shaft sleeve is fixedly connected to a connecting semi-cylindrical part of one of the semi-ring bodies, the second connecting shaft sleeve is fixedly connected to a connecting semi-cylindrical part of the other semi-ring body, and the pin is inserted in the first connecting shaft sleeve and the second connecting shaft sleeve.
The upper end of each half body is provided with a handheld part.
The connecting arch bridge can be U-shaped, a first group of auxiliary positioning holes for a Kirschner wire to pass through to fix the auxiliary nail placing guide plate on the spine are formed in the connecting arch bridge, the first group of auxiliary positioning holes comprise a first auxiliary positioning hole and a second auxiliary positioning hole which are coaxially arranged and are respectively arranged at the left side and the right side of the connecting arch bridge, and the second auxiliary positioning hole is closer to the top of the connecting arch bridge than the first auxiliary positioning hole.
The connecting arch bridge can be provided with a second group of auxiliary positioning holes for the other Kirschner wire to pass through so as to fix the auxiliary nail placing guide plate on the spine, the Kirschner wire passing through the first group of auxiliary positioning holes and the Kirschner wire passing through the second group of auxiliary positioning holes are arranged in a front-back cross mode, the second group of auxiliary positioning holes comprise a third auxiliary positioning hole and a fourth auxiliary positioning hole which are coaxially arranged and respectively arranged at the left side and the right side of the connecting arch bridge, and the third auxiliary positioning hole is closer to the top of the connecting arch bridge than the fourth auxiliary positioning hole.
The connecting arch bridge corresponding to the second auxiliary positioning hole can be provided with a right Kirschner wire auxiliary positioning pipe, and the connecting arch bridge corresponding to the third auxiliary positioning hole is provided with a left Kirschner wire auxiliary positioning pipe.
The left thin slit can be arranged on the side wall of one side, close to the spinous process of the spine, of the left nail placing channel, the outer side wall of the left nail placing channel corresponding to the left side position of the left thin slit is provided with a left groove, the right thin slit is arranged on the side wall of one side, close to the spinous process of the spine, of the right nail placing channel, and the outer side wall of the right nail placing channel corresponding to the right side position of the right thin slit is provided with a right groove.
The utility model has the advantages of reasonable and compact structure, convenient to use, it realizes through setting up of left slot, right slot and thin wall that supplementary nail baffle of putting can be taken out after the guide effect to the skin screw is accomplished to the light readily removable to apparent shortening operation time has reduced the operation degree of difficulty.
Drawings
Fig. 1 is a schematic structural view of the preferred embodiment of the present invention.
Fig. 2 is an exploded perspective view of the preferred embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view at a-a in fig. 2.
The codes in the figures are respectively: 1 is left rigging board, 2 is right rigging board, 3 is connecting the arched bridge, 4 is left and puts the nail stand pipe, 5 is left slot, 6 is left recess, 7 is right and puts the nail stand pipe, 8 is right slot, 9 is right recess, 10 is grafting half cylindric portion, 11 is connecting half cylindric portion, 12 is first connecting axle sleeve, 13 is the second connecting axle sleeve, 14 is the round pin needle, 15 is handheld portion, 16 is the kirschner wire, 17 is second auxiliary positioning hole, 18 is third auxiliary positioning hole, 19 is right kirschner wire auxiliary positioning pipe, 20 is left kirschner wire auxiliary positioning pipe.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in the attached drawings 1, 2 and 3, the spine cortical bone screw minimally invasive nail placing auxiliary guide plate comprises a left attaching plate 1 and a right attaching plate 2 which are respectively attached to the left side and the right side of the back bone surface of a spine centrum and a connecting arch bridge 3 which is engaged with the spinous process of the spine, two ends of the bottom of the connecting arch bridge 3 are respectively fixedly connected with the left attaching plate 1 and the right attaching plate 2, a left nail feeding hole is formed in the left attaching plate 1, a left nail placing guide 4 pipe is arranged on the left attaching plate 1 corresponding to the left nail feeding hole, a left nail placing channel is formed by an internal channel of the left nail placing guide 4 and the left nail feeding hole together, a left thin slit 5 which is communicated with the left nail placing channel and the outside is formed in the axial direction on the side wall of one side of the left nail placing channel, a left groove 6 which is axially arranged along the left nail placing channel is formed on the outer side wall of the other side of; the right attaching plate 2 is provided with a right nail feeding hole, the right attaching plate 2 corresponding to the right nail feeding hole is provided with a right nail placing guide pipe 7, the right nail placing guide pipe 7 is internally provided with a right nail placing channel formed by a channel and the right nail feeding hole, the side wall of one side of the right nail placing channel is provided with a right thin seam 8 communicated with the right nail placing channel and the outside along the axial direction, the side wall of the other side of the right nail placing channel is provided with a right groove 9 axially arranged along the right nail placing channel, and a thin-wall structure is formed between the right groove 9 and the right nail placing channel. Through the arrangement of the left attaching plate 1, the right attaching plate 2, the left nail placing guide tube 4 and the right nail placing guide tube 7, the screw feeding point and the screw feeding direction of a screw can be determined in the nail placing operation, the auxiliary nail placing guide plate can be conveniently held by an operator in the nail placing operation process through the arrangement of the connecting bridge, in addition, the auxiliary nail placing guide plate can be easily disassembled after the guiding effect on a skin screw is completed through the arrangement of the left fine slit 5, the right fine slit 8 and the thin wall, so that the steps that the skin screw needs to be screwed out and screwed in for specially disassembling the auxiliary nail placing guide plate after the self-drilling self-tapping screw is screwed in a certain depth under the assistance of the guide plate in the nail placing operation are omitted, the operation time is obviously shortened, the operation difficulty is reduced, the operator firstly attaches the left attaching plate 1 and the right attaching plate 2 to the left side and the right side of the surface of the vertebral lamina bone, and then respectively penetrates two spinal bone screws with the self-tapping self-drilling function into the left nail placing guide tube 4 and the right nail placing guide tube 7 After two spinal cortical bone screws are screwed into the spine to a certain depth in the tube 7 by using a screw inserter or manually, the depth can be 20mm-25mm, an operator can scratch the thin-walled structures on the side walls of the left screw placing channel and the right screw placing channel by using a small screwdriver or other tools, the auxiliary screw placing guide plate can be split into three parts, and the spinal full cortical bone screw screws are screwed into the spine by the screw inserter or manually after the auxiliary screw placing guide plate is taken out, so that the whole screw placing operation is completed. Through the utility model discloses a nail operation can be put in more quick, accurate, convenient, the realization of wicresoft to the setting, reduces X-ray machine's perspective time in the art and the X-ray radiation harm that brings for medical personnel, patient, reduces operation time and reduces the neural risk of damage in the art, improves operation safety.
The minimally invasive screw-placing auxiliary guide plate for the vertebral cortical bone screw can be further optimized or/and improved according to actual needs:
as shown in the attached drawings 1 and 2, the diameter of the left nail placing channel is equal to that of the right nail placing channel, inner annular grooves are coaxially arranged on the inner wall of the left nail placing guide pipe 4 and the inner wall of the right nail placing guide pipe 7, the outer diameters of the two inner annular grooves are equal and respectively extend along the axial direction of the left nail placing channel and the right nail placing channel, a metal nail placing guide pipe formed by butting two semi-ring bodies is inserted into the upper end of the left nail placing guide pipe 4 and the upper end of the right nail placing guide pipe 7, each semi-ring body comprises an inserting semi-cylindrical portion 10 and a connecting semi-cylindrical portion 11 which are coaxially arranged, the upper end of the inserting semi-cylindrical portion 10 is fixedly connected with the connecting semi-cylindrical portion 11, the two inserting semi-cylindrical portions 10 are butted to form an inserting cylindrical portion with a first channel, the two connecting semi-cylindrical portions 11 are butted to form a connecting cylindrical portion with a second channel, the diameter of the second channel, the two insertion cylindrical parts are respectively inserted into the left nail placing channel and the right nail placing channel, the outer diameter of each insertion cylindrical part is equal to or slightly smaller than the inner diameter of the inner ring groove, and the outer diameter of each connection cylindrical part is larger than the outer diameter of the inner ring groove; the two sides of two hemizonids are in the same place through a set of hinge butt joint respectively, every group hinge all includes first connecting axle sleeve 12, second connecting axle sleeve 13 and pintle 14, first connecting axle sleeve 12 and second connecting axle sleeve 13 set up from top to bottom along the metal puts the setting of nail stand axial in proper order, first connecting axle sleeve 12 fixed connection is on the connection hemizonta portion 11 of one of them hemizonid, second connecting axle sleeve 13 fixed connection is on the connection hemizonta portion 11 of another hemizonid, first connecting axle sleeve 12 and the interpolation of second connecting axle sleeve 13 are equipped with pintle 14. Because the auxiliary nail placing guide plate is generally made of high polymer polyethylene materials, when the inner walls of the left nail placing channel and the right nail placing channel are in contact with the screw, once an operator holds the nail feeding direction and the left nail placing channel and the right nail placing channel have certain deviation, the screw can abrade the auxiliary nail placing guide plate and deviate from the preset nail feeding direction due to the lower hardness of the auxiliary nail placing guide plate, the screw guiding and nail feeding accuracy of the auxiliary nail placing guide plate to the screw is reduced, the screw can be placed along the first channel in the insertion cylindrical part during the nail placing operation through the arrangement of the metal nail placing guide pipe, and the situation that the nail feeding direction deviates during the nail placing operation is avoided; the setting of putting the nail stand pipe of metal has still avoided original screw rotation in-process to produce a large amount of clastic problems because of screw and left and right 7 inner wall contacts of nail stand pipe, puts the nail stand pipe with the metal in addition and sets to and pass through the hinge butt joint by two halfbodies and constitute to it just can open two halfbodies splits to only need take the round pin 14 in the hinge out, realizes whole supplementary easy split function of putting the nail baffle in putting the nail operation, need not to twist out the self-tapping from the drill screw promptly just can with the utility model discloses follow the screw and take off, the operation time has been shortened remarkably.
As shown in fig. 1 and 2, each half body is provided with a hand-held portion 15 at the upper end. The arrangement of the hand-held part 15 is convenient for an operator to hold the metal nail-placing guide tube for guiding nail placement in the operation.
As shown in fig. 1 and 2, the connecting arch bridge 3 is U-shaped, a first set of auxiliary positioning holes for a kirschner wire 16 to pass through to fix the auxiliary nail-placing guide plate on the spine is arranged on the connecting arch bridge 3, the first set of auxiliary positioning holes includes a first auxiliary positioning hole and a second auxiliary positioning hole 17 which are coaxially arranged and respectively arranged at the left side and the right side of the connecting arch bridge 3, and the second auxiliary positioning hole 17 is closer to the top of the connecting arch bridge 3 than the first auxiliary positioning hole. Can fix the supplementary nail baffle of putting on the backbone through ke shi needle 16, increase the supplementary stability of putting when nail baffle drilling of putting, avoid taking place the skew, connect the arch design of arched bridge 3 in addition, also be favorable to art person and assistant to wear out and pierce through the spinous process and observe its concrete position that gets into when connecting arched bridge 3 opposite side at ke shi needle 16 from connecting arched bridge 3 one side, avoid too deeply and penetrate the spinal canal and arouse the nerve function harm.
As shown in fig. 1 and 2, a second set of auxiliary positioning holes is formed in the connecting arch bridge 3, through which another kirschner wire 16 passes to fix the auxiliary nail guide plate on the spine, the kirschner wire 16 passing through the first set of auxiliary positioning holes and the kirschner wire 16 passing through the second set of auxiliary positioning holes are arranged in a front-back crossing manner, the second set of auxiliary positioning holes include a third auxiliary positioning hole 18 and a fourth auxiliary positioning hole which are coaxially arranged and respectively arranged on the left side and the right side of the connecting arch bridge 3, and the third auxiliary positioning hole 18 is arranged closer to the top of the connecting arch bridge 3 than the fourth auxiliary positioning hole. The auxiliary nail guide plate can be more stably fixed on the spine by the crossed fixation of the two Kirschner wires 16, and the stability of the auxiliary nail guide plate during drilling is further improved.
As shown in fig. 1 and 2, a right kirschner wire auxiliary positioning tube 19 is arranged on the connecting arch bridge corresponding to the second auxiliary positioning hole 17, and a left kirschner wire auxiliary positioning tube 20 is arranged on the connecting arch bridge corresponding to the third auxiliary positioning hole 18. Therefore, the Kirschner wire can be well positioned.
As shown in attached figures 1, 2 and 3, the left slit 5 is arranged on the side wall of one side of the left nail placing channel close to the spinous process of the spine, the outer side wall of the left nail placing channel corresponding to the left side position of the left slit 5 is provided with a left groove 6, the right slit 8 is arranged on the side wall of one side of the right nail placing channel close to the spinous process of the spine, and the outer side wall of the right nail placing channel corresponding to the right side position of the right slit 8 is provided with a right groove 9. Therefore, the operator can scratch the thin-wall structure to realize the self-destruction of the whole auxiliary nail-placing guide plate.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (8)
1. A spine cortical bone screw minimally invasive screw placing auxiliary guide plate comprises a left attaching plate and a right attaching plate which are respectively attached to the left side and the right side of the back bone surface of a spine centrum and a connecting arch bridge which is engaged with the spinous process of the spine, wherein two ends of the bottom of the connecting arch bridge are respectively fixedly connected with the left attaching plate and the right attaching plate; the right attaching plate is provided with a right nail feeding hole, the right attaching plate corresponding to the right nail feeding hole is provided with a right nail placing guide pipe, a right nail placing channel is formed by a right nail placing guide pipe inner channel and the right nail feeding hole, a right thin seam for communicating the right nail placing channel with the outside is arranged on the side wall of one side of the right nail placing channel along the axial direction, a right groove axially arranged along the right nail placing channel is arranged on the side wall of the other side of the right nail placing channel, and a thin-wall structure is formed between the right groove and the right nail placing channel.
2. The minimally invasive screw placement auxiliary guide plate for the vertebral cortical bone screw as claimed in claim 1, wherein the diameter of the left screw placement channel is equal to that of the right screw placement channel, inner grooves are coaxially arranged on the inner walls of the left screw placement guide tube and the right screw placement guide tube, the outer diameters of the two inner grooves are equal and respectively extend along the axial direction of the left screw placement channel and the right screw placement channel, a metal screw placement guide tube formed by butting two semi-ring bodies is inserted into the upper end of the left screw placement guide tube and the upper end of the right screw placement guide tube, each semi-ring body comprises an inserting semi-cylindrical part and a connecting semi-cylindrical part which are coaxially arranged, the upper end of the inserting semi-cylindrical part is fixedly connected with the connecting semi-cylindrical part, the two inserting semi-cylindrical parts are butted to form an inserting cylindrical part with a first channel, the two connecting semi-cylindrical parts are butted to form a connecting cylindrical part with a second channel, the diameter of the second channel is larger than the first channel, the two insertion cylindrical parts are respectively inserted into the left nail placing channel and the right nail placing channel, the outer diameter of each insertion cylindrical part is equal to or slightly smaller than the inner diameter of the inner ring groove, and the outer diameter of each connection cylindrical part is larger than the outer diameter of the inner ring groove; the two sides of the two semi-ring bodies are respectively butted together through a group of hinges, each group of hinges comprises a first connecting shaft sleeve, a second connecting shaft sleeve and a pin, the first connecting shaft sleeve and the second connecting shaft sleeve are sequentially arranged from top to bottom along the axial direction of the metal nail placing guide pipe, the first connecting shaft sleeve is fixedly connected to a connecting semi-cylindrical part of one of the semi-ring bodies, the second connecting shaft sleeve is fixedly connected to a connecting semi-cylindrical part of the other semi-ring body, and the pin is inserted in the first connecting shaft sleeve and the second connecting shaft sleeve.
3. The spinal cortical bone screw minimally invasive screw placement auxiliary guide plate according to claim 2, wherein a hand-held part is arranged at the upper end of each half body.
4. The spine cortical bone screw minimally invasive screw placement auxiliary guide plate as claimed in claim 1, 2 or 3, wherein the connecting arch bridge is U-shaped, a first set of auxiliary positioning holes for passing a kirschner wire to fix the auxiliary screw placement guide plate on the spine is arranged on the connecting arch bridge, the first set of auxiliary positioning holes comprises a first auxiliary positioning hole and a second auxiliary positioning hole which are coaxially arranged and respectively arranged at the left side and the right side of the connecting arch bridge, and the second auxiliary positioning hole is arranged closer to the top of the connecting arch bridge than the first auxiliary positioning hole.
5. The minimally invasive screw placement auxiliary guide plate for the spinal cortical bone screw as claimed in claim 4, wherein the connecting arch bridge is provided with a second set of auxiliary positioning holes for another kirschner wire to pass through to fix the auxiliary screw placement guide plate on the spinal column, the kirschner wire passing through the first set of auxiliary positioning holes and the kirschner wire passing through the second set of auxiliary positioning holes are arranged in a front-back crossing manner, the second set of auxiliary positioning holes comprise a third auxiliary positioning hole and a fourth auxiliary positioning hole which are coaxially arranged and respectively arranged at the left side and the right side of the connecting arch bridge, and the third auxiliary positioning hole is arranged closer to the top of the connecting arch bridge than the fourth auxiliary positioning hole.
6. The minimally invasive screw placement auxiliary guide plate for the spinal cortical bone screw as claimed in claim 5, wherein a right Kirschner wire auxiliary positioning tube is arranged on the connecting arch bridge corresponding to the position of the second auxiliary positioning hole, and a left Kirschner wire auxiliary positioning tube is arranged on the connecting arch bridge corresponding to the position of the third auxiliary positioning hole.
7. The minimally invasive nail placement auxiliary guide plate for the vertebral cortical bone screw according to claim 1, 2, 3, 5 or 6, characterized in that the left slit is arranged on the side wall of the left nail placement channel close to the spinous process of the vertebral column, the outer side wall of the left nail placement channel corresponding to the left position of the left slit is provided with a left groove, the right slit is arranged on the side wall of the right nail placement channel close to the spinous process of the vertebral column, and the outer side wall of the right nail placement channel corresponding to the right position of the right slit is provided with a right groove.
8. The auxiliary guide plate for minimally invasive nail placement of the cortical bone screw of the spine as claimed in claim 4, wherein the left slit is disposed on the side wall of the left nail placement channel on the side close to the spinous process of the spine, the outer side wall of the left nail placement channel corresponding to the left position of the left slit is provided with a left groove, the right slit is disposed on the side wall of the right nail placement channel on the side close to the spinous process of the spine, and the outer side wall of the right nail placement channel corresponding to the right position of the right slit is provided with a right groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057075.8U CN210749465U (en) | 2019-07-08 | 2019-07-08 | Spine cortical bone screw minimally invasive screw placement auxiliary guide plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921057075.8U CN210749465U (en) | 2019-07-08 | 2019-07-08 | Spine cortical bone screw minimally invasive screw placement auxiliary guide plate |
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| CN210749465U true CN210749465U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921057075.8U Active CN210749465U (en) | 2019-07-08 | 2019-07-08 | Spine cortical bone screw minimally invasive screw placement auxiliary guide plate |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112022317A (en) * | 2020-09-11 | 2020-12-04 | 新疆医科大学第一附属医院 | Spine full-cortical bone thread reducing screw and spine positioning and orienting device |
| CN112353478A (en) * | 2020-11-06 | 2021-02-12 | 帕尔哈提·热西提 | Locking steel plate screw minimally invasive imbedding guide sleeve |
| CN112869863A (en) * | 2021-01-20 | 2021-06-01 | 李智多 | Vertebral lamina-spinous process type guide plate for assisting placement of lumbar cortical bone screw |
| CN114601550A (en) * | 2022-03-11 | 2022-06-10 | 贵州中医药大学第一附属医院 | Orthopedic operation guide plate device and using method |
-
2019
- 2019-07-08 CN CN201921057075.8U patent/CN210749465U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112022317A (en) * | 2020-09-11 | 2020-12-04 | 新疆医科大学第一附属医院 | Spine full-cortical bone thread reducing screw and spine positioning and orienting device |
| CN112353478A (en) * | 2020-11-06 | 2021-02-12 | 帕尔哈提·热西提 | Locking steel plate screw minimally invasive imbedding guide sleeve |
| CN112869863A (en) * | 2021-01-20 | 2021-06-01 | 李智多 | Vertebral lamina-spinous process type guide plate for assisting placement of lumbar cortical bone screw |
| CN114601550A (en) * | 2022-03-11 | 2022-06-10 | 贵州中医药大学第一附属医院 | Orthopedic operation guide plate device and using method |
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