CN222237941U - Holder for thoracolumbar fusion device - Google Patents
Holder for thoracolumbar fusion device Download PDFInfo
- Publication number
- CN222237941U CN222237941U CN202420414891.4U CN202420414891U CN222237941U CN 222237941 U CN222237941 U CN 222237941U CN 202420414891 U CN202420414891 U CN 202420414891U CN 222237941 U CN222237941 U CN 222237941U
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- CN
- China
- Prior art keywords
- groove
- fusion device
- arc
- holder
- thoracolumbar
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- 230000004927 fusion Effects 0.000 title claims abstract description 55
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 229920000049 Carbon (fiber) Polymers 0.000 description 3
- 239000004696 Poly ether ether ketone Substances 0.000 description 3
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 3
- 239000004917 carbon fiber Substances 0.000 description 3
- 229920002530 polyetherether ketone Polymers 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001362 Ta alloys Inorganic materials 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of thoracolumbar fusion devices, in particular to a thoracolumbar fusion device holder which comprises a fusion device body, wherein an arc-shaped groove is formed in the fusion device body, a wave strip is arranged on the outer side of the arc-shaped groove, a through groove is further formed in the fusion device body, a connector is movably connected in the through groove, an arc-shaped locating plate is movably connected in the connector, a limit strip is arranged on one side of the arc-shaped locating plate, a thread groove is formed in the arc-shaped locating plate, and a screw rod is movably connected in the thread groove. The utility model reduces the possibility that the lumbar fusion device needs to be clamped by an instrument in the process of holding the lumbar fusion device, reduces the possibility of slipping of the lumbar fusion device in the operation process, improves the holding and fixing effect of the device on the lumbar fusion device, is convenient to operate, improves the effect of convenient operation of the device, and can be placed in a designated area more quickly and accurately.
Description
Technical Field
The utility model relates to the technical field of thoracolumbar fusion devices, in particular to a thoracolumbar fusion device holder.
Background
The thoracolumbar fusion cage is an instrument for thoracolumbar fusion surgery, which has a main function of promoting bone healing and spinal stability by fixing and stabilizing vertebrae. Thoracolumbar fusion devices come in a variety of designs and materials, such as carbon fiber reinforced PEEK and tantalum alloys. The carbon fiber reinforced PEEK is prepared by dispersing chopped carbon fibers in a PEEK-OPTIMA matrix, and the elastic modulus of the PEEK is more similar to that of human bones, so that the problem of stress shielding can be better solved.
At present, the thoracolumbar fusion device is inconvenient to install in the operation process, the device is small in size, needs to be accurately placed between the conical bones, is small in operation space, needs to be continuously adjusted in position, is inconvenient to adjust and is easy to slip, and the thoracolumbar fusion device holder is provided for the purposes.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a holder of a thoracolumbar fusion device, which overcomes the defects of the prior art and aims at solving the problems in the background art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a chest lumbar fusion ware holder, includes the fusion ware body, the arc wall has been seted up on the fusion ware body, the outside in arc wall is provided with the wave strip, the logical groove has still been seted up on the fusion ware body, it is connected with the connector to lead to inslot motion, swing joint has the arc locating plate in the connector, spacing is installed to one side of arc locating plate, the screw thread groove has been seted up in the arc locating plate, screw thread inslot motion is connected with the lead screw.
Preferably, the arc-shaped groove is penetratingly arranged on the fusion device body, wave strips are symmetrically arranged on two sides of the fusion device body, and the arc-shaped groove is an elliptical groove.
Preferably, the through groove is also arranged on the fusion device body in a penetrating way, the through groove is a circular groove, and the arc groove and the through groove are arranged in a cross way.
Preferably, one side of the through groove is connected with a limiting piece, the connector is fixed on the top surface of the limiting piece, a holding rod is arranged on the bottom surface of the limiting piece, a control handle is arranged on the bottom end of the holding rod, and a control button is arranged on the control handle.
Preferably, the movable groove is provided at the two sides of the connector in a staggered way, the arc-shaped locating piece is movably connected in the movable groove, the top surface and the bottom surface of the inner side of the movable groove are provided with sliding grooves, the two ends of the limiting strip are slidably connected in the sliding grooves, and the limiting strip is limited in the sliding grooves.
Preferably, the motor is installed to the inboard of connector, the one end of lead screw is installed on the output of motor, the other end threaded connection of lead screw is in the screw thread groove, arc locating piece removes to be connected in the arc wall.
The beneficial effects of the utility model are as follows:
According to the utility model, the connector can be directly plugged into the fusion device body, the limiting piece can position the connector, the connector can connect the fusion device body through the arc-shaped locating piece, the possibility of slipping is reduced, and the motor and the screw rod can drive the arc-shaped locating piece to move, so that the effect of adaptive connection is achieved.
The utility model reduces the possibility that the lumbar fusion device needs to be clamped by an instrument in the process of holding the lumbar fusion device, reduces the possibility of slipping of the lumbar fusion device in the operation process, improves the holding and fixing effect of the device on the lumbar fusion device, is convenient to operate, improves the effect of convenient operation of the device, and can be placed in a designated area more quickly and accurately.
Drawings
Fig. 1 is a schematic structural view of a holder for a thoracolumbar fusion device according to the present utility model;
Fig. 2 is a schematic front view of the structure of a holder for a thoracolumbar fusion device according to the present utility model;
FIG. 3 is a schematic view of the structure of the connector portion;
FIG. 4 is a schematic front view of the structure of the connector portion;
FIG. 5 is a schematic view of the structure of the grip lever portion;
fig. 6 is a schematic structural diagram of the portion a in fig. 4.
The fusion device comprises a fusion device body 1, a through groove 2, a wave bar 3, an arc groove 4, a holding rod 5, a control handle 6, a limiting piece 7, a connector 8, a limiting bar 9, a limiting piece 10, an arc positioning piece 11, a motor 12, a screw rod 13, a thread groove 14 and a chute.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
Referring to fig. 1-6, a thoracolumbar fusion device holder, including fusion device body 1, arc wall 4 has been seted up on the fusion device body 1, arc wall 4 runs through and sets up on fusion device body 1, the bilateral symmetry of fusion device body 1 is provided with wave strip 3, arc wall 4 is oval wall, the outside of arc wall 4 is provided with wave strip 3, still set up logical groove 2 on the fusion device body 1, logical groove 2 also runs through and sets up on fusion device body 1, logical groove 2 is the circular wall, be the cross between arc wall 4 and the logical groove 2 and set up, logical inslot 2 internal motion is connected with connector 8, swing joint has arc locating plate 10 in the connector 8, spacing 9 is installed to one side of arc locating plate 10, set up thread groove 13 in the arc locating plate 10, the internal motion of thread groove 13 is connected with lead screw 12.
In this implementation, one side of logical groove 2 is connected with spacing piece 7, connector 8 is fixed on the top surface of spacing piece 7, install on the bottom surface of spacing piece 7 and hold pole 5, be provided with control handle head 6 on the bottom of holding pole 5, install control button on the control handle head 6, the movable groove has been seted up to the both sides dislocation of connector 8, arc locating piece 10 kinematic connection is in the movable groove, spout 14 has been seted up on the top surface and the bottom surface of movable inslot side, the both ends sliding connection of spacing 9 is in spout 14, and it is spacing in spout 14, motor 11 is installed to the inboard of connector 8, the one end of lead screw 12 is installed on motor 11's output, the other end threaded connection of lead screw 12 is in thread groove 13, arc locating piece 10 movable connection is in arc groove 4.
The working principle is that when the device is used, the connector 8 is plugged into the through groove 2, then a button on the control handle 6 is pressed to drive the motor 11 to rotate, the motor 11 rotates the screw rod 12, the arc-shaped locating piece 10 stretches out to be connected into the arc-shaped groove 4, then one face of the wave strip 3 is upwards plugged into a designated area of a patient, then the button is pressed, the motor 11 is controlled to overturn to enable the arc-shaped locating piece 10 to be retracted, and then the connector 8 is removed.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. A thoracolumbar fusion cage holder, comprising:
The novel fusion device comprises a fusion device body (1), wherein an arc groove (4) is formed in the fusion device body (1), a wave strip (3) is arranged on the outer side of the arc groove (4), a through groove (2) is further formed in the fusion device body (1), a connector (8) is connected to the through groove (2) in a moving mode, an arc locating piece (10) is movably connected to the connector (8), a limit strip (9) is arranged on one side of the arc locating piece (10), a thread groove (13) is formed in the arc locating piece (10), and a screw rod (12) is connected to the thread groove (13) in a moving mode.
2. The holder of the thoracolumbar fusion device according to claim 1, wherein the arc-shaped groove (4) is formed in the fusion device body (1) in a penetrating manner, wavy strips (3) are symmetrically arranged on two sides of the fusion device body (1), and the arc-shaped groove (4) is an elliptical groove.
3. The holder of the thoracolumbar fusion device according to claim 2, wherein the through groove (2) is also formed in the fusion device body (1) in a penetrating manner, the through groove (2) is a circular groove, and a cross is formed between the arc groove (4) and the through groove (2).
4. A holder for a thoracolumbar fusion device according to claim 3, characterized in that one side of the through groove (2) is connected with a limiting piece (7), the connector (8) is fixed on the top surface of the limiting piece (7), the bottom surface of the limiting piece (7) is provided with a holding rod (5), the bottom end of the holding rod (5) is provided with a control handle (6), and the control handle (6) is provided with a control button.
5. The holder of claim 4, wherein movable grooves are formed in the two sides of the connecting head (8) in a staggered manner, the arc-shaped positioning pieces (10) are movably connected in the movable grooves, sliding grooves (14) are formed in the top surface and the bottom surface of the inner side of the movable grooves, two ends of the limiting strip (9) are slidably connected in the sliding grooves (14), and the limiting strip is limited in the sliding grooves (14).
6. The holder of the thoracolumbar fusion device according to claim 5, wherein a motor (11) is installed on the inner side of the connector (8), one end of the screw rod (12) is installed on the output end of the motor (11), the other end of the screw rod (12) is in threaded connection with the threaded groove (13), and the arc-shaped locating piece (10) is movably connected with the arc-shaped groove (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420414891.4U CN222237941U (en) | 2024-03-05 | 2024-03-05 | Holder for thoracolumbar fusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420414891.4U CN222237941U (en) | 2024-03-05 | 2024-03-05 | Holder for thoracolumbar fusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222237941U true CN222237941U (en) | 2024-12-27 |
Family
ID=93984099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420414891.4U Active CN222237941U (en) | 2024-03-05 | 2024-03-05 | Holder for thoracolumbar fusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222237941U (en) |
-
2024
- 2024-03-05 CN CN202420414891.4U patent/CN222237941U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |