CN210130912U - Steel plate auxiliary device for increasing internal fixation strength of fracture - Google Patents
Steel plate auxiliary device for increasing internal fixation strength of fracture Download PDFInfo
- Publication number
- CN210130912U CN210130912U CN201920463207.0U CN201920463207U CN210130912U CN 210130912 U CN210130912 U CN 210130912U CN 201920463207 U CN201920463207 U CN 201920463207U CN 210130912 U CN210130912 U CN 210130912U
- Authority
- CN
- China
- Prior art keywords
- steel plate
- steel wire
- fracture
- screw
- auxiliary device
- 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
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model relates to a steel plate auxiliary device for increasing the internal fixation strength of fracture, which comprises a steel plate, a long nail, a short nail and a titanium alloy steel wire; screw holes and short nail holes are distributed on the steel plate in a staggered manner; the inner wall of the short nail hole is provided with internal threads; the long nail consists of a screw and a nut; the side surface of the screw is provided with external threads, and the tail end of the screw is fixedly connected with a nut; the tail part of the screw is provided with a steel wire accommodating groove, and the bottom of the steel wire accommodating groove is provided with a through steel wire hole; a titanium alloy steel wire is arranged in the steel wire hole; one end of the titanium alloy steel wire is provided with a fixed ball, and the other end is provided with a lantern ring; the short nail consists of a stud and a column head; the side surface of the stud is provided with external threads of the stud, the tail end of the stud is fixedly connected with a column cap, and the tail part of the stud is provided with a sleeve ring groove. Its advantages are: the screw layout of the steel plate is improved, the fixing range is expanded, the fracture fixation firmness is improved, and fracture complications such as bone nonunion, steel plate fracture, reduction loss and the like are reduced; improve the fixation effect of the steel plate and enhance the healing of fracture.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to an increase steel sheet auxiliary device of internal fixation intensity of fracture.
Background
The locking steel plate is a fracture fixing device with locking threaded holes. The locking steel plate enables the combination of the bone and the steel plate to be firmer, and the broken limb after restoration is more stable. The locking steel plate is used in spinal surgery and maxillofacial surgery at the earliest 20 years ago, and can stabilize fracture and simultaneously reduce extensive stripping and injury of soft tissues.
The orthopedic steel plate is widely used for internal fixation of fracture, and through decades of development, the locking steel plate is most used clinically at present, is widely used for various fractures, is particularly suitable for treating senile osteoporotic fracture, and achieves good clinical effect. However, the existing methods such as limitation of fixing range, unreasonable screw arrangement, insufficient and firm fracture fixation and the like are used, and the fracture fixation is not firm, so that complications such as bone nonunion, steel plate fracture, reduction and loss and the like are easily caused.
Chinese patent documents: CN109350213A, published: 2019.02.19, discloses a bone compression tool, a bone compression fixation device and a method of bone compression fixation. Including pressurization pole and rotary rod, the rotary rod cover is established the outside of pressurization pole and with pressurization pole spiro union, the head of pressurization pole stretches out the rotary rod, the head of pressurization pole is provided with drill bit and first screw thread.
Chinese patent documents: CN109223154A, published: 2019.01.18, discloses a pelvis universal locking steel plate. Comprises a substrate and a plurality of extending claws; the plurality of extension claws are connected with the substrate; the base plate is provided with a universal hole and a pressurizing hole; a pressurizing hole and a plurality of universal holes are arranged on any extending claw from the fixed end to the free end in sequence.
Chinese patent documents: CN109199561A, published: 2019.01.15, discloses a pelvic fracture surgery steel plate interlocking device, which comprises a positioning column arranged together with a strip-shaped steel plate fixing hole, wherein the upper part of the positioning column is provided with a solenoid, and a top locking wire is arranged in the solenoid; a through positioning transverse hole is transversely formed in the middle of the positioning column; the positioning columns are respectively arranged in the fixing holes of the two independent strip-shaped steel plates, and one connecting rod is sleeved in the positioning transverse holes of the two positioning columns and is locked by the top locking wires respectively.
However, the steel plate auxiliary device for increasing the internal fixation strength of the fracture has not been reported at present.
Disclosure of Invention
The utility model aims at providing an increase steel sheet auxiliary device of fracture internal fixation intensity.
In order to achieve the purpose, the utility model adopts the technical proposal that:
a steel plate auxiliary device for increasing the internal fixation strength of fracture comprises a steel plate (1), a long nail (2), a short nail (3) and a titanium alloy steel wire (4); the steel plate (1) is in a cuboid plate shape with a horizontal front surface and an arc rear surface, and screw holes (11) and short nail holes (12) are distributed on the female steel plate (1) in a staggered manner; the inner wall of the short nail hole (12) is provided with an internal thread (13);
the long nail (2) consists of a screw (21) and a nut (22); the side surface of the screw (21) is provided with an external thread (23), and the tail end of the screw (21) is fixedly connected with a nut (22); a steel wire accommodating groove (24) is formed in the tail of the screw (21), and a steel wire hole (25) penetrating through the steel wire accommodating groove (24) is formed in the bottom of the steel wire accommodating groove; the titanium alloy steel wire (4) is arranged in the steel wire hole (25);
one end of the titanium alloy steel wire (4) is provided with a fixed ball (41), and the other end is provided with a lantern ring (42); the lantern ring (42) is sleeved on the short nail (3);
the short nail (3) consists of a stud (31) and a column head (32); the side of double-screw bolt (31) is equipped with double-screw bolt external screw thread (33), the tail end fixedly connected with column cap (32) of double-screw bolt (31), the afterbody of double-screw bolt (31) is equipped with lantern ring groove (34).
The internal thread (13) is matched with the external thread (33) of the stud.
The height of the stud (31) is smaller than the thickness of the female steel plate (1).
The diameter of the fixing ball (41) is larger than the aperture of the steel wire hole (25).
The utility model has the advantages that:
1. the utility model discloses an increase steel sheet auxiliary device of internal fixation intensity of fracture improves the screw overall arrangement of steel sheet, enlarges fixed range, and it is fixed firm to improve the fracture, reduces fracture complication like bone nonunion, steel sheet fracture, restore to the throne lose etc..
2. The utility model discloses an increase steel sheet auxiliary device of internal fixation intensity of fracture improves the fixed effect of steel sheet, and the healing of reinforcing fracture reduces the emergence of bad complication.
Drawings
FIG. 1 is a schematic structural diagram of a steel plate auxiliary device for increasing the internal fixation strength of fracture.
FIG. 2 is a schematic diagram of a steel plate structure of a steel plate auxiliary device for increasing the internal fixation strength of fracture.
FIG. 3 is a schematic diagram of the steel plate structure of a steel plate auxiliary device for increasing the internal fixation strength of fracture.
FIG. 4 is a schematic view of a spike configuration of a steel plate assist device for increasing internal fixation strength of a fracture.
FIG. 5 is a schematic view of a short nail structure of a steel plate auxiliary device for increasing the internal fixation strength of fracture.
FIG. 6 is a schematic structural view of a titanium alloy steel wire of a steel plate auxiliary device for increasing the internal fixation strength of fracture.
FIG. 7 is a schematic view of the combination of long nail, short nail and titanium alloy steel wire of a steel plate auxiliary device for increasing the internal fixation strength of fracture.
FIG. 8 is a schematic view of the combination of long nail, short nail and titanium alloy steel wire of a steel plate auxiliary device for increasing the internal fixation strength of fracture.
FIG. 9 is a schematic view of the use of a steel plate auxiliary device for increasing the internal fixation strength of a fracture.
Detailed Description
The invention will be further described with reference to the following examples and with reference to the accompanying drawings.
The reference numerals and components referred to in the drawings are as follows:
1. steel plate
11. Screw hole
12. Short nail hole
13. Internal thread
2. Long nail
21. Screw nail
22. Nut cap
23. External thread
24. Steel wire accommodating groove
25. Steel wire hole
3. Short nail
31. Stud bolt
32. Column cap
33. Stud external thread
34. Sleeve ring groove
4. Titanium alloy steel wire
41. Fixing ball
42. Lantern ring
43. Sleeve ring groove
5. Broken bone
51. Fracture site
Example 1
Referring to fig. 1, fig. 1 is a schematic structural diagram of a steel plate auxiliary device for increasing internal fixation strength of a fracture according to the embodiment. The steel plate auxiliary instrument for increasing the internal fixation strength of the fracture comprises a steel plate (1), a long nail (2), a short nail (3) and a titanium alloy steel wire (4);
referring to fig. 2 and 3, fig. 2 and 3 are schematic structural diagrams of a steel plate of the steel plate auxiliary device for increasing internal fixation strength of fracture according to the present embodiment. The steel plate (1) is in a cuboid plate shape with a horizontal front surface and an arc rear surface, and screw holes (11) and short nail holes (12) are distributed on the steel plate (1) in a staggered manner; the inner wall of the short nail hole (12) is provided with an internal thread (13);
referring to fig. 4 and 8, fig. 4 is a schematic view of a long nail structure of a steel plate auxiliary device for increasing internal fixation strength of fracture according to this embodiment, and fig. 8 is a schematic view of a combination of a long nail, a short nail, and a titanium alloy steel wire of a steel plate auxiliary device for increasing internal fixation strength of fracture according to this embodiment. The long nail (2) consists of a screw (21) and a nut (22); the side surface of the screw (21) is provided with an external thread (23), and the tail end of the screw (21) is fixedly connected with a nut (22); a steel wire accommodating groove (24) is formed in the tail of the screw (21), and a steel wire hole (25) penetrating through the steel wire accommodating groove (24) is formed in the bottom of the steel wire accommodating groove; the titanium alloy steel wire (4) is arranged in the steel wire hole (25);
referring to fig. 6 and 7, fig. 6 is a schematic structural view of a titanium alloy steel wire of the steel plate auxiliary device for increasing internal fixation strength of fracture according to the present embodiment, and fig. 7 is a schematic structural view of a long nail, a short nail and a titanium alloy steel wire of the steel plate auxiliary device for increasing internal fixation strength of fracture according to the present embodiment. One end of the titanium alloy steel wire (4) is provided with a fixed ball (41), and the other end is provided with a lantern ring (42); the lantern ring (42) is sleeved on the short nail (3);
referring to fig. 5, fig. 5 is a schematic structural view of a short nail of the steel plate auxiliary device for increasing internal fixation strength of fracture according to the present embodiment. The short nail (3) consists of a stud (31) and a column head (32); the side of double-screw bolt (31) is equipped with double-screw bolt external screw thread (33), the tail end fixedly connected with column cap (32) of double-screw bolt (31), the afterbody of double-screw bolt (31) is equipped with lantern ring groove (34).
The internal thread (13) is matched with the external thread (33) of the stud.
The height of the stud (31) is smaller than the thickness of the female steel plate (1).
The diameter of the fixing ball (41) is larger than the aperture of the steel wire hole (25).
Example 2
Referring to fig. 9, fig. 9 is a schematic view illustrating the use of the steel plate auxiliary device for increasing the internal fixation strength of fracture according to the present embodiment.
The use process and the method of the steel plate auxiliary device for increasing the internal fixation strength of the fracture are as follows:
firstly, fixing a steel plate (1) on one side of a fracture part (51) on a fractured bone (5) through screws, and then screwing a short nail (3) in a short nail hole (12); then winding the redundant titanium alloy steel wire (4) in the steel wire accommodating groove (24), and fixing the long nail (2) at the other side of the fracture part (51);
at the moment, the titanium alloy steel wire (4) is tensioned, so that the fixing effect of the steel plate (1) is improved, the healing of fracture is enhanced, and the occurrence of adverse complications is reduced.
It needs to be further explained that: when in use, the number of the required titanium alloy steel wires (4) is determined according to the operation requirement; the length of the titanium alloy steel wire (4) is enough, broken bones with different thicknesses can be fixed, and the redundant titanium alloy steel wire (4) can be wound in the steel wire accommodating groove (24).
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and additions can be made without departing from the principles of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.
Claims (4)
1. A steel plate auxiliary device for increasing the internal fixation strength of fracture is characterized in that the steel plate auxiliary device for increasing the internal fixation strength of fracture comprises a steel plate (1), a long nail (2), a short nail (3) and a titanium alloy steel wire (4); the steel plate (1) is in a cuboid plate shape with a horizontal front surface and an arc rear surface, and screw holes (11) and short nail holes (12) are distributed on the steel plate (1) in a staggered manner; the inner wall of the short nail hole (12) is provided with an internal thread (13); the long nail (2) consists of a screw (21) and a nut (22); the side surface of the screw (21) is provided with an external thread (23), and the tail end of the screw (21) is fixedly connected with a nut (22); a steel wire accommodating groove (24) is formed in the tail of the screw (21), and a steel wire hole (25) penetrating through the steel wire accommodating groove (24) is formed in the bottom of the steel wire accommodating groove; the titanium alloy steel wire (4) is arranged in the steel wire hole (25); one end of the titanium alloy steel wire (4) is provided with a fixed ball (41), and the other end is provided with a lantern ring (42); the lantern ring (42) is sleeved on the short nail (3); the short nail (3) consists of a stud (31) and a column head (32); the side of double-screw bolt (31) is equipped with double-screw bolt external screw thread (33), the tail end fixedly connected with column cap (32) of double-screw bolt (31), the afterbody of double-screw bolt (31) is equipped with lantern ring groove (34).
2. The steel plate auxiliary device for increasing the internal fixation strength of fracture as claimed in claim 1, wherein the internal thread (13) is matched with the external thread (33) of the stud.
3. The steel plate auxiliary device for increasing the internal fixation strength of fracture according to claim 1, characterized in that the height of the stud (31) is less than the thickness of the female steel plate (1).
4. The steel plate auxiliary device for increasing the internal fixation strength of fracture according to claim 1, wherein the diameter of the fixing ball (41) is larger than the diameter of the steel wire hole (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463207.0U CN210130912U (en) | 2019-04-08 | 2019-04-08 | Steel plate auxiliary device for increasing internal fixation strength of fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920463207.0U CN210130912U (en) | 2019-04-08 | 2019-04-08 | Steel plate auxiliary device for increasing internal fixation strength of fracture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210130912U true CN210130912U (en) | 2020-03-10 |
Family
ID=69702944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920463207.0U Active CN210130912U (en) | 2019-04-08 | 2019-04-08 | Steel plate auxiliary device for increasing internal fixation strength of fracture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210130912U (en) |
-
2019
- 2019-04-08 CN CN201920463207.0U patent/CN210130912U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2680772B1 (en) | System with bone screw with multiple thread profiles for far cortical locking and flexible engagement to a bone | |
| US20040260291A1 (en) | Bone plates with intraoperatively tapped apertures | |
| CN104487010B (en) | Elongated pin for an external modular fixation system for temporary and/or permanent fixation applications and external modular fixation system | |
| JP2003509107A (en) | Bone plate system | |
| US20130158608A1 (en) | Plate and cannulated transfixation screw system for human implant | |
| US20150250509A1 (en) | Orthopedic external compression plate | |
| CN104546100B (en) | Dynamic compression locking plate for treatment of femoral neck fracture | |
| CN204814152U (en) | Universal locking plate of thighbone near -end | |
| CN108186092A (en) | The Universal pedicle screw that undercut mark easily locks | |
| CN104224291A (en) | Novel combined-type calcaneal-fracture internal fixation steel plate | |
| CN210130912U (en) | Steel plate auxiliary device for increasing internal fixation strength of fracture | |
| CN210130911U (en) | Steel plate auxiliary instrument for increasing internal fixation strength of fracture | |
| CN204931828U (en) | A kind of way of escape spinal fixation system | |
| CN204274612U (en) | Fracture of calcaneus inner fixing device | |
| CN204468250U (en) | A kind of hollow pressurization nail | |
| CN2577787Y (en) | Self locked anatomic form hip driving steel plate and its pecial positioning guide | |
| CN203915048U (en) | Novel combination type fracture of calcaneus internal fixation steel plate | |
| CN105055007A (en) | Posterior spine fixing device | |
| CN204931823U (en) | Single bridge Combined basin bone inner fixing device | |
| CN200948163Y (en) | External Fixer for the recovering of knotty vertebral column | |
| CN103536347A (en) | Auxiliary wing type steel plate | |
| CN105125266A (en) | Self-tapping intramedullary fixation device suitable for long bone fractures | |
| CN2912548Y (en) | Locked bone fracture screw | |
| CN106510822B (en) | Combined pelvis drift minimally invasive internal fixing device | |
| CN205458984U (en) | Transverse connection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |