CN204814142U - Condyle splitting is sinkd to fracture and is used locking plate in behind tibial plateau - Google Patents
Condyle splitting is sinkd to fracture and is used locking plate in behind tibial plateau Download PDFInfo
- Publication number
- CN204814142U CN204814142U CN201520390713.3U CN201520390713U CN204814142U CN 204814142 U CN204814142 U CN 204814142U CN 201520390713 U CN201520390713 U CN 201520390713U CN 204814142 U CN204814142 U CN 204814142U
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- China
- Prior art keywords
- steel plate
- condyle
- locking steel
- tibial plateau
- splitting
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- 229910000831 Steel Inorganic materials 0.000 claims description 48
- 239000010959 steel Substances 0.000 claims description 48
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 210000002303 tibia Anatomy 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 2
- 230000002547 anomalous effect Effects 0.000 abstract 1
- 206010017076 Fracture Diseases 0.000 description 26
- 230000001788 irregular Effects 0.000 description 3
- 210000003127 knee Anatomy 0.000 description 3
- 206010017085 Fracture malunion Diseases 0.000 description 2
- 206010058046 Post procedural complication Diseases 0.000 description 2
- 208000035965 Postoperative Complications Diseases 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000000629 knee joint Anatomy 0.000 description 2
- 210000001364 upper extremity Anatomy 0.000 description 2
- 206010023204 Joint dislocation Diseases 0.000 description 1
- 206010000210 abortion Diseases 0.000 description 1
- 231100000176 abortion Toxicity 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 210000004562 condylus medialis tibialis Anatomy 0.000 description 1
- 230000005786 degenerative changes Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000008407 joint function Effects 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 108010048734 sclerotin Proteins 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
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- Prostheses (AREA)
Abstract
The utility model discloses a condyle splitting is sinkd to fracture and is used locking plate in behind tibial plateau, wherein, locking plate is L type structure, and near -end and distal end junction are approximate convexly crooked, and the near -end surface is the indent and circular -arc bending is personally submitted to the indent, and the distal end is the list structure, and a plurality of short slide hole are vertically seted up on the distal end surface, and a plurality of locking holes are transversely seted up on the near -end surface, set up long slide hole on the convex bend plane of near -end and distal end junction. Through the utility model discloses an use, the near -end surface transversely sets up a plurality of locking holes to near -end surface slightly be short arc form indent make its can with tibial plateau along the phase -match on the condyle in after, the design of locking plate's long slide hole part is for circular -arc, can be better with shin bone anomalous appearance phase -match of condyle in after, simplify the operation process, shorten operation time, increase the constant intensity, reduce incidences such as malunion and internal fixation failure, reduce the operation complication, improve operation curative effect and patient's existence quality.
Description
Technical field
This utility model relates to a kind of technical field of medical science apparatus, interior condyle splitting collapsed fracture locking steel plate after particularly relating to a kind of tibial plateau.
Background technology
In after tibial plateau, condylar fracture is caused by high-energy damage, can occur separately, also can betide in platform bicondylar fracture.In after Higgins and Barei report, the incidence rate of condylar fracture in Fracture of Twin Shinbone Flat Roof is respectively 59% and 74%, and its major fracture block accounts for tibial plateau articular surface area ratio and is respectively 23% and 25%.Because condylus medialis tibiae sclerotin is hard far beyond lateral condyle, it accounts for the load of 70% in normal stand and walking process, as diagnosis and treatment are improper, condyle of femur subluxation backward can be caused, cause instability of knee, pain and degenerative change, have a strong impact on the knee rehabilitation of patient, so effective medial tibial plateau fractures has great meaning to reduction disability rate, be badly in need of a kind of locking steel plate designed for treatment.
Utility model content
In view of this, after the utility model proposes a kind of tibial plateau, interior condyle splitting collapsed fracture locking steel plate, as improper in diagnosis and treatment to solve above-mentioned rear interior condylar fracture, can affect the problem of patient knees's joint function rehabilitation.
For achieving the above object, the technical solution of the utility model is achieved in that
Condyle splitting collapsed fracture locking steel plate in after a kind of tibial plateau, wherein, described locking steel plate is L-type structure and has near-end and far-end, described near-end and described far-end junction are approximate circle arc-shaped bend, described proximal end face is indent and inner concave is arc-shaped bend, described far-end is list structure, described distal surface longitudinally offers some short sliding eyes, described proximal end face laterally offers some lock holes, the circular arc flexure plane of described near-end and described far-end junction is offered a long sliding eye.
Condyle splitting collapsed fracture locking steel plate in after above-mentioned tibial plateau, wherein, described long sliding eye shape is oblong and bends in convex structure on the length direction of described circular arc flexure plane.
Condyle splitting collapsed fracture locking steel plate in after above-mentioned tibial plateau, wherein, the thickness of the near-end of described locking steel plate is 2.2mm, and the thickness of the far-end of described locking steel plate is 2.5mm.
Condyle splitting collapsed fracture locking steel plate in after above-mentioned tibial plateau, wherein, has all attacked screw thread in described lock hole, described long sliding eye and described short sliding eye.
Condyle splitting collapsed fracture locking steel plate in after above-mentioned tibial plateau, wherein, described far-end deviates from one end rounding of described near-end, the both sides rounding of described near-end, the outline rounding of described locking steel plate.
Condyle splitting collapsed fracture locking steel plate in after above-mentioned tibial plateau, wherein, the material of described locking steel plate is titanium alloy.
This utility model is owing to have employed above-mentioned technology, and the good effect of generation is:
By use of the present utility model, the some lock holes of proximal end face horizontally set, and proximal end face slightly can match with interior condyle upper limb after tibial plateau in short arc shape indent; The long sliding eye partial design of locking steel plate is arc-shaped, can preferably with tibia after the interior irregular profile of condyle match, interior condyle splitting collapsed fracture after locking steel plate adopts the method for inverted "L" shaped approach open reduction and Kirschner wire fixation on rear side of knee joint to treat tibial plateau, simplify operation process, shorten operating time, increase constant intensity, reduce the incidence rate such as malunion of fracture and Unstable internal fixation, reduce postoperative complication, improve the life quality of operative effect and patient.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining this utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is interior condyle splitting collapsed fracture locking steel plate structural representation after the tibial plateau in embodiment one of the present utility model;
Fig. 2 is interior condyle splitting collapsed fracture locking steel plate side view after the tibial plateau in embodiment one of the present utility model;
Fig. 3 is interior condyle splitting collapsed fracture locking steel plate proximal lateral view after the tibial plateau in embodiment one of the present utility model;
Fig. 4 is interior condyle splitting collapsed fracture locking steel plate structural representation after the tibial plateau in embodiment two of the present utility model;
Fig. 5 is interior condyle splitting collapsed fracture locking steel plate proximal lateral view after the tibial plateau in embodiment two of the present utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as restriction of the present utility model.
Embodiment one
Incorporated by reference to shown in Fig. 1 to Fig. 3, condyle splitting collapsed fracture locking steel plate in after a kind of tibial plateau of the present utility model, wherein, locking steel plate is L-type structure and has near-end A and far-end B, near-end and far-end junction are approximate circle arc-shaped bend, near-end A surface is in indent and inner concave is arc-shaped bend, far-end is list structure, far-end B surface longitudinal offers some short sliding eyes 3, near-end A laterally offers some lock holes 1 in surface, three holes design (as shown in Figure 1) are adopted in the present embodiment, the circular arc flexure plane C of near-end A and far-end B junction offers a long sliding eye 2.
This utility model also has following embodiment on the basis of the above, please continue see shown in Fig. 1 to Fig. 3,
In further embodiment of the present utility model, long sliding eye 2 shape is oblong and bends in convex structure on the length direction of circular arc flexure plane C.
In further embodiment of the present utility model, the thickness of the near-end of locking steel plate is 2.2mm, and the thickness of the far-end of locking steel plate is 2.5mm.
In further embodiment of the present utility model, in lock hole 1, long sliding eye 2 and short sliding eye 3, all attack screw thread.
In further embodiment of the present utility model, as depicted in figs. 1 and 2, far-end deviates from one end rounding 4 of near-end, the both sides rounding 4 of near-end, the outline rounding 4 of locking steel plate.
In further embodiment of the present utility model, the material of locking steel plate is titanium alloy.
User can further be familiar with characteristic of the present utility model and function according to following explanation,
Being designed to of condyle splitting collapsed fracture locking steel plate in after tibial plateau: according to condyle anatomic morphological in after adult's tibial plateau, adopt the titanium alloy material (Tc4) close with skeleton elastic modelling quantity.Pre-designed steel plate length is respectively three holes (120mm), four holes (135mm), five holes (150mm), six holes (165mm), and be three pore structures in the present embodiment, width is 12mm; Locking steel plate near-end thickness is designed to 2.2mm, and distal thickness is 2.5mm; The horizontal shape lock hole of nearly row is designed to three hole gauge lattice, and slightly can match with interior condyle upper limb after tibial plateau in short arc shape; Locking steel plate near-end is arc-shaped to long sliding eye 2 partial design of central authorities, can preferably with tibia after in the irregular profile of condyle match, locking steel plate subsides surface of bone side is designed to point-like contacts formula; The long sliding eye 2 of locking steel plate central authorities is designed to oblong, length is 18mm, near-end lock hole 1 direction is designed to 15 degree of oblique front upper places, and the screw diameter used is 3.5mm, the lock screw diameter that far-end uses is 4.0mm, and screw is all designed to full thread self-taped type, and length is 20 ~ 70mm (2mm is a specification), lag screw diameter design is 4.2mm, and full thread cortex is followed closely.
In sum, by use of the present utility model, interior condyle splitting collapsed fracture after locking steel plate adopts the method for inverted "L" shaped approach open reduction and Kirschner wire fixation on rear side of knee joint to treat tibial plateau, decrease in application general steel plate art and need bending repeatedly to dissect the shortcoming of profile with condyle irregular in after making it mate tibial plateau, simplify operation process, shorten operating time, reduce intraoperative blood loss and infection rate after abortion operation, reduce the excitation of inner matter to skin soft tissue and the incidence rate of Plate break, avoid simultaneously because of fracture bone plate and after tibial plateau in condyle not mate in the art caused and postoperative is lost again and screw passes the various complication such as articular surface, increase constant intensity, reduce the incidence rate such as malunion of fracture and Unstable internal fixation, reduce postoperative complication, improve the life quality of operative effect and patient.
Embodiment two
Shown in Fig. 4 and Fig. 5, in the present embodiment, the basic structure of locking steel plate is identical with embodiment one, unique difference is, the quantity of the lock hole 1 of the near-end in the present embodiment is four, in transversely arranged, and in the side of proximal end face, there is casting lug thereon 6, the technique effect that can reach is identical with embodiment one, and detailed description of the invention is identical with embodiment one, is not repeated herein.
The foregoing is only this utility model preferred embodiment; not thereby embodiment of the present utility model and protection domain is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilization this utility model description and diagramatic content and apparent change obtain in protection domain of the present utility model.
Claims (6)
1. condyle splitting collapsed fracture locking steel plate in after a tibial plateau, it is characterized in that, described locking steel plate is L-type structure and has near-end and far-end, described near-end and described far-end junction are approximate circle arc-shaped bend, described proximal end face is indent and inner concave is arc-shaped bend, described far-end is list structure, described distal surface longitudinally offers some short sliding eyes, described proximal end face laterally offers some lock holes, the circular arc flexure plane of described near-end and described far-end junction is offered a long sliding eye.
2. condyle splitting collapsed fracture locking steel plate in after tibial plateau according to claim 1, is characterized in that, described long sliding eye shape is oblong and bends in convex structure on the length direction of described circular arc flexure plane.
3. condyle splitting collapsed fracture locking steel plate in after tibial plateau according to claim 1, it is characterized in that, the thickness of the near-end of described locking steel plate is 2.2mm, and the thickness of the far-end of described locking steel plate is 2.5mm.
4. condyle splitting collapsed fracture locking steel plate in after tibial plateau according to claim 1, is characterized in that, all attacked screw thread in described lock hole, described long sliding eye and described short sliding eye.
5. condyle splitting collapsed fracture locking steel plate in after tibial plateau according to claim 1, it is characterized in that, described far-end deviates from one end rounding of described near-end, the both sides rounding of described near-end, the outline rounding of described locking steel plate.
6. condyle splitting collapsed fracture locking steel plate in after tibial plateau according to claim 1, it is characterized in that, the material of described locking steel plate is titanium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390713.3U CN204814142U (en) | 2015-06-08 | 2015-06-08 | Condyle splitting is sinkd to fracture and is used locking plate in behind tibial plateau |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390713.3U CN204814142U (en) | 2015-06-08 | 2015-06-08 | Condyle splitting is sinkd to fracture and is used locking plate in behind tibial plateau |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204814142U true CN204814142U (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520390713.3U Expired - Fee Related CN204814142U (en) | 2015-06-08 | 2015-06-08 | Condyle splitting is sinkd to fracture and is used locking plate in behind tibial plateau |
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| Country | Link |
|---|---|
| CN (1) | CN204814142U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507384A (en) * | 2019-08-30 | 2019-11-29 | 上海交通大学医学院附属新华医院 | A fracture locking drill bit and its internal fixation assembly |
| CN112754638A (en) * | 2021-01-21 | 2021-05-07 | 上海市光华中西医结合医院(上海市光华医院) | Net-shaped steel plate |
| CN118902584A (en) * | 2024-08-26 | 2024-11-08 | 南京市第一医院 | Nested assembled internal fixing device for outer side of tibia platform |
-
2015
- 2015-06-08 CN CN201520390713.3U patent/CN204814142U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507384A (en) * | 2019-08-30 | 2019-11-29 | 上海交通大学医学院附属新华医院 | A fracture locking drill bit and its internal fixation assembly |
| CN112754638A (en) * | 2021-01-21 | 2021-05-07 | 上海市光华中西医结合医院(上海市光华医院) | Net-shaped steel plate |
| CN118902584A (en) * | 2024-08-26 | 2024-11-08 | 南京市第一医院 | Nested assembled internal fixing device for outer side of tibia platform |
| CN118902584B (en) * | 2024-08-26 | 2025-02-11 | 南京市第一医院 | Nested assembly internal fixation device for the lateral tibial plateau |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20210608 |