CN207286125U - Tibial plateau locking bone fracture plate - Google Patents
Tibial plateau locking bone fracture plate Download PDFInfo
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- CN207286125U CN207286125U CN201720108779.8U CN201720108779U CN207286125U CN 207286125 U CN207286125 U CN 207286125U CN 201720108779 U CN201720108779 U CN 201720108779U CN 207286125 U CN207286125 U CN 207286125U
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- hole
- lock
- lock part
- screw
- metaphysis
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Abstract
The utility model discloses a kind of tibial plateau locking bone fracture plate, it includes plate body, the plate body has the metaphysis lock part and backbone lock part to link together, at least one plate body that extended upward through in thickness of slab side is provided with the metaphysis lock part and is placed into the pressurization hole of lag screw and at least one lock hole that plate body is extended upward through in thickness of slab side and is placed into lock screw, the backbone lock part is disposed with least two and the screw hole that plate body is placed into respective screws is extended upward through in thickness of slab side along its length.The utility model more meets the treatment needs of clinical treatment fracture of tibial plateau, has had concurrently to fracture line pressurization, support collapsed fracture block and the effect for increasing fracture fixation intensity.
Description
Technical field
A kind of tibial plateau locking bone fracture plate is the utility model is related to, belongs to the field of medical instrument technology.
Background technology
At present, fracture of tibial plateau is a kind of relatively common intra-articular complicated fracture, often caused by High energy trauma,
Also seen in the elderly after minor trauma.Due to the acceleration of aging of population, high-speed transit accident increases and builds row
Development of industry etc., severe tibial plateau fractures have increased tendency.Since tibial plateau is important load configuration, surrounding anatomic
It is complicated, damage mechanisms are different, fracture form differs, and deal with improperly and be easy to different degrees of soft tissue injury more
Appearance osteofascial compartment syndrome, knee joint peripheral skin soft tissue knit necrosis, infection, bone nonunion, joint deformity, unstable, wound
Many complication such as wound property arthritis, anchylosis, seriously affect patient stand, walking function.
And for its treatment, always there are many disputes, no matter simple or complex tibial plateau fracture, treat and all should
The treatment principle of intra-articular fracture is followed, strives for the anatomical reduction for reaching articular surface, recovers the normal lower limb line of force, is carried out effective
It is fixed, while soft tissue is protected, and early stage starts functional training, to keep good knee joint function.
It is more using lag screw, common dissection armor plate, lock pin steel plate etc. at present for the operative treatment of fracture of tibial plateau
Fracture is fixed in method.Non-locking steel plate is suitable for simple fracture of tibial plateau；Locking steel plate is suitable for comminuted complexity
Fracture is fractured with severe osteoporosis.For that can realize the satisfied fracture resetted and fix using small notch, can use
Microinvasive Percutaneous Steel Plate Internal fixation technology is fixed.Internal fixation treatment is often clinically selected according to Schatzker partings at present
Scheme.Schatzker I types fracture adds usually using small notch, 2~3 pieces a diameter of 6.5 or 7.0mm of lag-screw of cancellous bone
Packing ring is fixed；If outside sclerite is larger, more loose compared with crushing or sclerotin, outside-supporting steel plate or checkered plates are used.
II types of Schatzker fracture is collapsed using being fixed in anterior limited thoracotomy, open reduction supporting steel plate using more pieces of screw supports
Articular surface.If sclerite is complete and sclerotin is preferable, it is possible to use more pieces of lag screws are fixed.III types of Schatzker fracture passes through
Cortex fenestration or the lower reset of arthroscope auxiliary, steel plate screw is fixed after being implanted into cancellous bone or bone substitute.Schatzker IV
Type fracture using through inner side or after inner incision row internal fixation treatment.If fracturing non-crushing, preferably using Limited open reduction, support
Interal fixation；Screw is not used alone to fix.If abarticulation, articular step-off or fracture are involved intercondylar, lateral meniscus is embedding
When entering fracture gap influences the reduction of the fracture, it should cut and appear the lower reset of joint direct-view and fix, increase outside auxiliary is cut if necessary
Mouthful.If Schatzker V-types fracture is needed to handle blood vessel, neurotrosis first, made there are complication and serious soft tissue injury
Fixed with exterior fixing rack, row second phase open reduction and Kirschner wire fixation when conditions permit.When inner side platform degree of grinding is relatively light and bone
When cortex of bone pairing is good between folded block, the single notch locking steel plate in preceding outside can be used to fix bicondylar fracture, while use pulling force spiral shell
Follow closely pressure bone folded block.If during using non-locking Interal fixation bicondylar fracture, Ying Yu inner sides are using steel plate or use exterior fixing rack
Support medial tibial plateau., can be according to damage mechanisms if interior lateral tibial plateau is comminuted fracture, and the heavier side of violence
Fixed using main force's supporting steel plate, and opposite side resets, using auxiliary Interal fixation.The soft tissue of Schatzker VI types fracture
Damage usually than more serious, should priority treatment, early stage row External fixation, to soft tissue recover create conditions, treat that swelling disappears
Move back, row second phase open reduction and Kirschner wire fixation during dermatoglyph sign occur.
Clinical common tibial plateau outer panel is 4.5mm system golf rod steel plates at present, also belongs to anatomical form lock
Steel plate is determined, without carrying out plastotype to steel plate；For osteoporotic bone, the lock screw of locking steel plate has obvious biology
Mechanical advantage, can increase setting board of skeleton end fracture fixing intensity；Screw insert it is more convenient, since lock screw improves steel plate
Fixed effect, so being less than plain screw for the screw number needed for specific sclerite.Further, since screw can use one side
The method of cortex is inserted, so the placement for making screw using the method percutaneously inserted is more prone to, nor must accurately be measured
Screw length.
Although locking steel plate has the advantages that above-mentioned, there is also this some shortcoming and latent defect.Lack to joint facial bone
The direct weighting of folded block and slowly pressurizeed to the collapsed portion of fracture by common lag screw.If lock screw needs
When will be by the fracture line of fracture around joint, it can not pressurize when inserting lock screw on the steel plate to fracture line, it is difficult to
Reach satisfied reduction of the fracture effect.If the lag-screw of cancellous bone of 6.5 or 7.0mm is used on the steel plate, due to locking steel plate
The limitation of screw pore diameter size and can not insert.
The content of the invention
Technical problem to be solved in the utility model is the defects of overcoming the prior art, there is provided a kind of tibial plateau locking
Bone plate, it more meets the treatment needs of clinical treatment fracture of tibial plateau, has had concurrently and has collapsed bone to fracture line pressurization, support
Folded block and the effect for increasing fracture fixation intensity.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：A kind of tibial plateau locking bone fracture plate, it
Including plate body, the plate body has the metaphysis lock part and backbone lock part to link together, the metaphysis locking
At least one plate body that extended upward through in thickness of slab side is provided with part and is placed into the pressurization hole of lag screw and at least one in plate
Thickness side extends upward through the lock hole that plate body is placed into lock screw, and the backbone lock part is disposed with along its length
At least two extend upward through the screw hole that plate body is placed into respective screws in thickness of slab side.
Further provide a kind of combination of the screw hole of backbone lock part, the screw hole in backbone lock part
In, wherein at least one screw hole overlaps the screw assemblies hole formed for lock hole or by pressurize hole and locking bore portion, remaining
Screw hole is lock hole or pressurization hole or screw assemblies hole.
Further, the channel diameter in the pressurization hole is 6.5mm.
Further, the channel diameter of the lock hole is 5.0mm.
Further, the plate body is L-shaped or " golf clubs " shape or "T"-shaped.
Further for being well matched with fracture of tibial plateau position, the metaphysis lock part and/or the dry epiphysis
Connecting portion between end lock part and the backbone lock part is in the curved-surface structure to match with the bone shape of contact.
Further for preferably pressurizeing and locking metaphysis, increase setting board of skeleton end fracture fixing intensity, the metaphysis lock
Determine to be provided with least two pressurization holes and at least one lock hole on part.
Further, on metaphysis lock part, all pressurize holes two of which be located at lock hole one of them
Both sides on the extending direction of metaphysis lock part.
Further, it is provided with least one on the connecting portion between the metaphysis lock part and the backbone lock part
A pressurization hole.
, can be with by the increase in the metaphysis lock part of tibial plateau locking bone fracture plate after employing above-mentioned technical proposal
The pressurization hole of lag screw is implanted into, metaphysis directly can carry out sclerite pressurization, backbone lock after inserting lag screw
Determine after partly inserting lock screw, the fixing intensity of steel plate can be increased, the tibial plateau locking bone fracture plate of the utility model is simultaneous
Have the function of lag screw and locking bone fracture plate, avoid effect that locking bone fracture plate can not be to sclerite direct weighting and
The shortcomings that commonly lag screw fixing intensity is inadequate.
Brief description of the drawings
Fig. 1 is the structure diagram of the tibial plateau locking bone fracture plate in " golf clubs " shape of the utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the left view of Fig. 1；
Fig. 4 is the structure diagram of the L-shaped tibial plateau locking bone fracture plate of the utility model；
Fig. 5 is the A-A sectional views of Fig. 4；
Fig. 6 is the left view of Fig. 4；
Fig. 7 is the structure diagram of the " T " shape tibial plateau locking bone fracture plate of the utility model；
Fig. 8 is the B-B sectional views of Fig. 7；
Fig. 9 is the left view of Fig. 7.
Embodiment
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model.
Embodiment one
As shown in Figures 1 to 3, a kind of tibial plateau locking bone fracture plate, it includes plate body, and the plate body, which has, to link together
Metaphysis lock part 1 and backbone lock part 2, be provided with the metaphysis lock part 1 at least one in thickness of slab side
Extend upward through that plate body is placed into the pressurization hole 11 of lag screw and at least one plate body that extended upward through in thickness of slab side is placed into locking
The lock hole 12 of screw, the backbone lock part 2 are disposed with least two and are passed through on thickness of slab direction along its length
Threading body is placed into the screw hole of respective screws；Wherein, pressurization hole 11 is non-screw thread type；Lock hole 12 is to have screw-type.
In the screw hole of backbone lock part 2, wherein at least one screw hole is for lock hole 12 or by hole and the lock of pressurizeing
Determine the screw assemblies hole 13 that bore portion overlaps composition, remaining screw hole is lock hole 12 or pressurization hole 11 or screw assemblies hole 13.
The channel diameter in the pressurization hole 11 is 6.5mm.
The channel diameter of the lock hole 12 is 5.0mm.
Between the metaphysis lock part 1 and/or the metaphysis lock part 1 and the backbone lock part 2
Connecting portion is in the curved-surface structure to match with the bone shape of contact.
As shown in Figures 1 to 3, the plate body is in " golf clubs " shape.
In the present embodiment, it is provided with a two pressurization holes 11 and lock holes 12 on the metaphysis lock part 1, two
A pressurization hole 11 is located at the end of metaphysis lock part 1；The metaphysis lock part 1 and the backbone lock part 2 it
Between connecting portion on be provided with an a pressurization hole 11 and lock hole 12, it is 11 that the backbone lock part 2, which is provided with,
Screw assemblies hole 13；But the quantity of lock hole 12, pressurization hole 11 and screw assemblies hole 13 is not limited thereto.
Embodiment two
The structure of the present embodiment and the structure of embodiment one are essentially identical, unlike：The plate body is L-shaped, and
In the present embodiment, two pressurization holes 11 and a lock hole 12, two pressurization holes are provided with the metaphysis lock part 1
11 are located at both sides of the lock hole 12 on the extending direction of metaphysis lock part 1 respectively；The metaphysis lock part 1 and institute
State and a pressurization hole 11 is provided with the connecting portion between backbone lock part 2, the backbone lock part 2 is provided with five locks
Determine hole 12；But the quantity in lock hole 12 and pressurization hole 11 is not limited thereto.
Embodiment three
The structure of the present embodiment and the structure of embodiment one are essentially identical, unlike：The plate body is " T " shape, and
In the present embodiment, two pressurization holes 11 and a lock hole 12, two pressurization holes are provided with the metaphysis lock part 1
11 are located at both sides of the lock hole 12 on the extending direction of metaphysis lock part 1 respectively；The metaphysis lock part 1 and institute
State and a pressurization hole 11 and a lock hole 12, the backbone sticking department are provided with the connecting portion between backbone lock part 2
2 are divided to be provided with a lock hole 12 and three screw assemblies holes 13；But lock hole 12, pressurization hole 11 and screw assemblies hole 13
Quantity is not limited thereto.
The operation principle of the utility model is as follows：
By the pressurization hole that lag screw can be implanted into the increase of the metaphysis lock part 1 of tibial plateau locking bone fracture plate
11, metaphysis directly can carry out pressurization after inserting lag screw to sclerite, and lock screw is inserted in backbone lock part 1
Afterwards, the fixing intensity of steel plate can be increased, the tibial plateau locking bone fracture plate of the utility model has had lag screw and locking concurrently
The function of bone plate, avoid effect that locking bone fracture plate can not be to sclerite direct weighting and common lag screw fix it is strong
Spend the shortcomings that inadequate.
The utility model can be under direct-view or minimally invasive lower progress, and operation safety is easy to operate, suitable for all types shin bone
Platform Fracture.
Particular embodiments described above, to the utility model solve technical problem, technical solution and beneficial effect into
Go further description, it should be understood that the foregoing is merely specific embodiment of the utility model, and do not have to
In limitation the utility model, where within the spirit and principles of the present invention, any modification, equivalent substitution and improvements done
Deng should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of tibial plateau locking bone fracture plate, it includes plate body, it is characterised in that：The plate body has what is linked together to do
Epiphysis end lock part (1) and backbone lock part (2), are provided with the metaphysis lock part (1) at least one in thickness of slab
Side extends upward through plate body and is placed into the pressurization hole (11) of lag screw and at least one extend upward through plate body in thickness of slab side and be placed into
The lock hole (12) of lock screw, the backbone lock part (2) are disposed with least two in thickness of slab along its length
Side extends upward through the screw hole that plate body is placed into respective screws；
The channel diameter of pressurization hole (11) is 6.5mm；
The channel diameter of the lock hole (12) is 5.0mm；
The plate body is L-shaped or " golf clubs " shape or "T"-shaped；
Between the metaphysis lock part (1) and/or the metaphysis lock part (1) and the backbone lock part (2)
Connecting portion be in the curved-surface structure to match with the bone shape of contact.
2. tibial plateau locking bone fracture plate according to claim 1, it is characterised in that：Spiral shell in backbone lock part (2)
In nail, wherein at least one screw hole overlaps the screw assemblies formed for lock hole (12) or by pressurize hole and locking bore portion
Hole (13), remaining screw hole are lock hole (12) or pressurization hole (11) or screw assemblies hole (13).
3. tibial plateau locking bone fracture plate according to claim 1, it is characterised in that：The metaphysis lock part (1)
On be provided with least two pressurization holes (11) and at least one lock hole (12).
4. tibial plateau locking bone fracture plate according to claim 3, it is characterised in that：On metaphysis lock part (1),
All pressurization hole (11) two of which be located at lock hole (12) one of them metaphysis lock part (1) extending direction
On both sides.
5. tibial plateau locking bone fracture plate according to claim 3, it is characterised in that：The metaphysis lock part (1)
At least one pressurization hole (11) is provided with connecting portion between the backbone lock part (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720108779.8U CN207286125U (en) | 2017-02-05 | 2017-02-05 | Tibial plateau locking bone fracture plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720108779.8U CN207286125U (en) | 2017-02-05 | 2017-02-05 | Tibial plateau locking bone fracture plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207286125U true CN207286125U (en) | 2018-05-01 |
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ID=62270337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720108779.8U Expired - Fee Related CN207286125U (en) | 2017-02-05 | 2017-02-05 | Tibial plateau locking bone fracture plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207286125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111728687A (en) * | 2020-07-23 | 2020-10-02 | 吉林大学 | Tibial tubercle fracture bone plate and using method thereof |
-
2017
- 2017-02-05 CN CN201720108779.8U patent/CN207286125U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111728687A (en) * | 2020-07-23 | 2020-10-02 | 吉林大学 | Tibial tubercle fracture bone plate and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190315 Address after: 213000 No. 185 Qianjie, Bureau of Tianning District, Changzhou City, Jiangsu Province Patentee after: Changzhou No.1 People's Hospital Address before: 213000 Unit 802, Unit 80-1-B, Qianjie, Tianning District Bureau, Changzhou City, Jiangsu Province Patentee before: Bao Xinnan |
|
| 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: 20180501 Termination date: 20200205 |