CN215129863U - Universal bone supporting rod for fracture reduction - Google Patents
Universal bone supporting rod for fracture reduction Download PDFInfo
- Publication number
- CN215129863U CN215129863U CN202120183562.XU CN202120183562U CN215129863U CN 215129863 U CN215129863 U CN 215129863U CN 202120183562 U CN202120183562 U CN 202120183562U CN 215129863 U CN215129863 U CN 215129863U
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- CN
- China
- Prior art keywords
- rod
- bar
- straight rod
- straight
- fracture
- 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.)
- Expired - Fee Related
Links
- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 11
- 238000000926 separation method Methods 0.000 abstract description 3
- 208000010392 Bone Fractures Diseases 0.000 description 13
- 210000000629 knee joint Anatomy 0.000 description 4
- 208000002658 Intra-Articular Fractures Diseases 0.000 description 2
- 210000003455 parietal bone Anatomy 0.000 description 2
- 208000006820 Arthralgia Diseases 0.000 description 1
- 208000036487 Arthropathies Diseases 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 206010048873 Traumatic arthritis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
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Abstract
The utility model discloses a universal bone bar that pushes up of fracture reduction, including back straight-bar and preceding straight-bar, back straight-bar is hollow structure, and the connection can be dismantled with preceding straight-bar to back straight-bar, and the threaded rod is pegged graft to the inner wall of back straight-bar, and the position of the relative back straight-bar of threaded rod can be followed the axial of back straight-bar and adjusted. The utility model discloses simple structure threaded rod, drive hemispherical locking cap and joint ball separation through first connecting rod, but make the joint ball free rotation, then adjust the contained angle between top and the preceding straight-bar central line, transfer suitable angle with the top, reverse rotation threaded rod again, utilize hemispherical locking cap to press on the joint ball, avoid frictional force, lock the joint ball, can utilize the position that the patient fractured is moved in the overhead inclined plane end top of top this moment, reset, because this top angularly adjustable, its flexibility has been strengthened greatly, be convenient for exert the effort to the fracture position.
Description
Technical Field
The utility model relates to the technical field of instruments, especially, relate to an universal bone supporting rod of fracture reduction.
Background
The knee joint is a load bearing joint, the load of the knee joint is borne by the tibial plateau, the incidence rate of fracture of the tibial plateau in life and traffic accidents is high, and the knee joint is subjected to strong internal and external turning stress or the axial load of the distal end of the femur exerts shearing and compression stress on the tibial plateau when being injured, so that the joint surface of the tibial plateau is split and collapsed. Tibial plateau fracture is typical intra-articular fracture, if the fracture resets badly, can lead to complications such as knee joint pain and dysfunction, the treatment of tibial plateau fracture needs to restore the articular surface as far as and levels to reduce traumatic arthritis's incidence, for reducing the operation wound, supplementary intra-articular fracture resets, can use the parietal bone stick in the fracture reduction process in the operation, be used for supplementary the restoration of the articular surface that sinks, but current parietal bone stick is the linear type, the inclination of its effect end can't be adjusted, the flexibility is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a universal bone supporting rod for fracture reduction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a universal bone bar that pushes up of fracture reduction, including back straight-bar and preceding straight-bar, back straight-bar is hollow structure, the connection can be dismantled to back straight-bar and preceding straight-bar, the threaded rod is pegged graft to the inner wall of back straight-bar, the position of the relative back straight-bar of threaded rod can be followed the axial of back straight-bar and adjusted, the threaded rod is close to the one end rotation of preceding straight-bar and is connected with the head rod, the other end of head rod is connected with hemispherical locking cap, be equipped with the joint ball in the hemispherical locking cap, joint ball sliding connection is in the inside ball groove that sets up of straight-bar in the front, the outer wall connection of joint ball has the second connecting rod, the other end of second connecting rod extends preceding straight-bar and can dismantle and be connected with the top, the other end of top is equipped with the inclined plane end, the one end that back straight-bar was kept away from to preceding straight-bar is equipped with the horn mouth corresponding with the second connecting rod.
Preferably, the threaded rod is in threaded connection with the inner wall of the rear straight rod, and one end, far away from the first connecting rod, of the threaded rod is sunk into the rear straight rod and is provided with a rotating end.
Preferably, the pattern of the rotating end adopts one of a flat mouth, a cross mouth and an inner hexagonal mouth.
Preferably, one end of the first connecting rod, which is close to the threaded rod, is connected with a rotating block, and the rotating block is rotatably connected in a bayonet arranged at the end part of the threaded rod.
Preferably, the ends of the rear straight rod and the front straight rod close to each other are provided with matched threads and connected through the threads.
Preferably, the surface of the inclined plane end is uniformly provided with convex blocks, and the convex blocks and the top head are integrally formed.
Preferably, the plug is in threaded connection with the second connecting rod.
Preferably, the rear straight rod is sleeved with a rubber handle, and the surface of the rubber handle is provided with concave-convex grains.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure threaded rod, drive hemispherical locking cap and joint ball separation through first connecting rod, but make the joint ball free rotation, then adjust the contained angle between top and the preceding straight-bar central line, transfer suitable angle with the top, reverse rotation threaded rod again, utilize hemispherical locking cap to press on the joint ball, avoid frictional force, lock the joint ball, can utilize the position that the patient fractured is moved in the overhead inclined plane end top of top this moment, reset, because this top angularly adjustable, its flexibility has been strengthened greatly, be convenient for exert the effort to the fracture position.
Drawings
In order to more particularly and intuitively illustrate an embodiment of the present invention or a prior art solution, a brief description of the drawings needed for use in the description of the embodiment or the prior art will be provided below.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
fig. 3 is a schematic structural view of the plug.
In the figure: the device comprises a rear straight rod 1, a threaded rod 2, a rubber handle 3, a rotating end 4, a front straight rod 5, a first connecting rod 6, a rotating block 7, a hemispherical stop cap 8, a joint ball 9, a second connecting rod 10, a top 11, an inclined plane end 12 and a convex block 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a universal bone-pushing rod for reduction of fracture comprises a rear straight rod 1 and a front straight rod 5, wherein the rear straight rod 1 is of a hollow structure, the rear straight rod 1 and the front straight rod 5 are detachably connected, a threaded rod 2 is inserted into the inner wall of the rear straight rod 1, the position of the threaded rod 2 relative to the rear straight rod 1 can be adjusted along the axial direction of the rear straight rod 1, one end of the threaded rod 2 close to the front straight rod 5 is rotatably connected with a first connecting rod 6, the other end of the first connecting rod 6 is connected with a hemispherical locking cap 8, a joint ball 9 is arranged in the hemispherical locking cap 8, the joint ball 9 is slidably connected in a ball groove arranged in the front straight rod 5, the outer wall of the joint ball 9 is connected with a second connecting rod 10, the other end of the second connecting rod 10 extends out of the front straight rod 5 and is detachably connected with a top 11, the other end of the top 11 is provided with an inclined end 12, and the inclined end 12 can not only increase the contact area, relative flat end, avoid the limit portion of face and fracture department direct contact, the one end that preceding straight-bar 5 kept away from back straight-bar 1 is equipped with the horn mouth corresponding with second connecting rod 10, and this horn mouth provides the pivoted space for second connecting rod 10, avoids producing and interferes.
Wherein, threaded rod 2 and back straight-bar 1's inner wall threaded connection, threaded rod 2 keep away from the one end of head rod 6 and sink into back straight-bar 1 and be provided with rotatory end 4, hide threaded rod 2 inside back straight-bar 1, avoid in the use, the unexpected rotation appears, improve its stability.
The style of end 4 that revolves adopts one of plain end, cross mouth and interior hexagonal mouth, can match the screwdriver of mainstream and use, and the one end that head rod 6 is close to threaded rod 2 is connected with turning block 7, and turning block 7 rotates to be connected in the bayonet socket that threaded rod 2 tip was seted up, realizes rotating the connection.
The one end that back straight-bar 1 and preceding straight-bar 5 are close all is equipped with the assorted screw thread, and connect through the screw thread, make things convenient for the dismouting, assemble its inside, the surface of inclined plane end 12 evenly is equipped with protruding piece 13, protruding piece 13 and top 11 integrated into one piece, the increase friction, avoid appearing sliding in the use, top 11 and 10 threaded connection of second connecting rod, make things convenient for the dismouting, replace, and simultaneously, the assembly of also being convenient for, rubber handle 3 has been cup jointed on the back straight-bar 1, rubber handle 3's surface is equipped with the raised grain, be convenient for grip.
In the present case, the threaded rod 2 rotates, drive hemispherical locking cap 8 and the separation of joint ball 9 through first connecting rod 6, but make joint ball 9 free rotation, then adjust the contained angle between top 11 and the 5 central lines of preceding straight-bar, transfer suitable angle with top 11, reverse rotation threaded rod 2 again, utilize hemispherical locking cap 8 to press on joint ball 9, avoid frictional force, stop joint ball 9, can utilize the position that the patient of inclined plane end 12 top on the top 11 broke this moment, reset, because this top 11 angularly adjustable, its flexibility has been strengthened greatly, be convenient for exert the effort to the fracture position.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. A universal bone-pushing rod for reduction of fracture comprises a rear straight rod (1) and a front straight rod (5), and is characterized in that the rear straight rod (1) is of a hollow structure, the rear straight rod (1) and the front straight rod (5) are detachably connected, a threaded rod (2) is inserted into the inner wall of the rear straight rod (1), the position of the threaded rod (2) relative to the rear straight rod (1) can be adjusted along the axial direction of the rear straight rod (1), one end, close to the front straight rod (5), of the threaded rod (2) is rotatably connected with a first connecting rod (6), the other end of the first connecting rod (6) is connected with a hemispherical locking cap (8), a joint ball (9) is arranged in the hemispherical locking cap (8), the joint ball (9) is slidably connected in a ball groove arranged in the front straight rod (5), the outer wall of the joint ball (9) is connected with a second connecting rod (10), the other end of the second connecting rod (10) extends out of the front straight rod (5) and is detachably connected with a pushing head (11), the other end of the top (11) is provided with an inclined plane end (12), and one end of the front straight rod (5) far away from the rear straight rod (1) is provided with a horn mouth corresponding to the second connecting rod (10).
2. The universal bone supporting rod for fracture reduction according to claim 1, characterized in that the threaded rod (2) is in threaded connection with the inner wall of the rear straight rod (1), and one end of the threaded rod (2) far away from the first connecting rod (6) is sunk into the rear straight rod (1) and is provided with a rotating end (4).
3. A universal bone-pushing rod for reduction of fracture according to claim 2, characterized in that the pattern of the rotating end (4) is one of flat mouth, cross mouth and internal hexagonal mouth.
4. The universal bone pushing rod for reduction of fracture as claimed in claim 3, characterized in that the end of the first connecting rod (6) close to the threaded rod (2) is connected with a turning block (7), and the turning block (7) is rotatably connected in a bayonet arranged at the end of the threaded rod (2).
5. The universal bone supporting rod for fracture reduction according to claim 4, wherein the ends of the rear straight rod (1) and the front straight rod (5) close to each other are provided with matching threads and are connected through the threads.
6. A universal bone-supporting rod for fracture reduction according to claim 5, characterized in that the surface of the inclined surface end (12) is uniformly provided with a convex block (13), and the convex block (13) is integrally formed with the head (11).
7. A universal bone pushing rod for fracture reduction according to claim 6, characterized in that the pushing head (11) is in threaded connection with the second connecting rod (10).
8. The universal bone supporting rod for fracture reduction according to any one of claims 1 to 7, wherein the rear straight rod (1) is sleeved with a rubber handle (3), and the surface of the rubber handle (3) is provided with concave-convex grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120183562.XU CN215129863U (en) | 2021-01-23 | 2021-01-23 | Universal bone supporting rod for fracture reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120183562.XU CN215129863U (en) | 2021-01-23 | 2021-01-23 | Universal bone supporting rod for fracture reduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215129863U true CN215129863U (en) | 2021-12-14 |
Family
ID=79407236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120183562.XU Expired - Fee Related CN215129863U (en) | 2021-01-23 | 2021-01-23 | Universal bone supporting rod for fracture reduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215129863U (en) |
-
2021
- 2021-01-23 CN CN202120183562.XU patent/CN215129863U/en not_active Expired - Fee Related
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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: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |