CN107595355A - A kind of orthopaedics distal femur osteotomy device and its positioner - Google Patents
A kind of orthopaedics distal femur osteotomy device and its positioner Download PDFInfo
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- CN107595355A CN107595355A CN201710852094.9A CN201710852094A CN107595355A CN 107595355 A CN107595355 A CN 107595355A CN 201710852094 A CN201710852094 A CN 201710852094A CN 107595355 A CN107595355 A CN 107595355A
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Abstract
The invention discloses a kind of orthopaedics distal femur osteotomy device and its positioner,Including distal femur fixed plate,The upper surface of the distal femur fixed plate is connected with im rod centrally through the mode of welding,The distal femur fixed plate lower surface is welded with two the second connecting plates,The lower section of second connecting plate is connected plate provided with lower end,Can be to patient's distal femur osteotomy by distal femur fixed plate,And groove is provided with distal femur fixed plate,Distal femur can be carried out by groove to patient to fix,It is so that fixed more convenient,Being connected plate by lower end can be to the near end of thighbone connection below patient,Prevent distal femur from twisting,Fixation is more comprehensive,It can be positioned by location-plate,The orthopaedics is simple with distal femur osteotomy device and its positioning device structure,It is easy for installation,It can not only prevent to rotate,And it is more convenient to fix,Provided conveniently for doctor.
Description
Technical field
The present invention relates to technical field of medical instruments, specially a kind of orthopaedics is filled with distal femur osteotomy device and its positioning
Put.
Background technology
As China enters aging society comprehensively, the old osteoarthropathy patient of over-65s is more and more, and total knee is closed
Saving displacement technique turns into the effective ways for the treatment of late period kneecap arthropathy, can mitigate slight illness, improves function, improves the quality of living,
And put down in replacement knee in arthroplasty, it is necessary to carry out osteotomy to distal femur with finding suitable knee joint femoral prosthesis installation
Face, this plane has in osteotomy depth and angle compares strict requirements.First, the osteotomy depth of distal end is suitable, cuts
Bone is excessively shallow or too deep, can cause the asymmetry in flexing-stretch gap；Secondly, Osteotomy will be formed properly with femur anatomical axis
Angle, it is vertical with the lower limb line of force (femur mechanical axis), the position and direction of knee joint femoral prosthesis is met postoperative mechanics
It is required that being that replacement knee in arthroplasty successfully ensures, the distal femur osteotomy applied in current minimally invasive replacement knee in arthroplasty is determined
Position device carries out osteotomy of distal with reference to entocondyle, without external condyle reference, is possible to lead situations such as condyle bone serious defect in femur
Cause distal femur osteotomy excessive so that the precision of knee joint femoral prosthesis mounting plane is inadequate, it is difficult to reach preferably operation effect
Fruit, be unfavorable for the rehabilitation of patient, and positioned by steel nail, patient's bone injured larger.
The content of the invention
The technical problem to be solved in the present invention is to overcome the defects of existing, there is provided a kind of orthopaedics distal femur osteotomy device
And its positioner, it is simple in construction, it is easy for installation, it can not only prevent to rotate, and can fix and more facilitate, for doctor
It is raw to provide conveniently, effectively can solve the problems, such as in background technology.
To achieve the above object, the present invention provides following technical scheme：A kind of orthopaedics with distal femur osteotomy device and its
Positioner, including distal femur fixed plate, the upper surface of the distal femur fixed plate connect centrally through the mode of welding
There is im rod, the distal femur fixed plate lower surface is welded with two the second connecting plates, set below second connecting plate
There is lower end to be connected plate, the be connected upper surface of plate of lower end is provided with two the first connecting plates, two the first connecting plates and
Connected between two connecting plates by connection rotating shaft.
As a preferred technical solution of the present invention, the upper surface of the distal femur fixed plate is connected with lower end
The lower surface of plate is all provided with fluted, and the inside of groove is arcuate structure.
It is recessed that slip is provided with as a preferred technical solution of the present invention, on the downside of the both ends of the distal femur fixed plate
Groove, the inside of sliding recess are provided with adjustable plate, and the upper end of adjustable plate is welded with location-plate.
As a preferred technical solution of the present invention, the adjustable plate is L-type structure, and under the vertical plate of adjustable plate
Hold as arcuate structure.
As a preferred technical solution of the present invention, the both sides of the location-plate are welded with fixing bolt button, two
Fixing bolt button on location-plate is corresponded, and fixing bolt is buckled provided with bolt hole.
As a preferred technical solution of the present invention, two location-plates or so are corresponding, and location-plate is arcuate structure, and
And the relative side of location-plate is provided with anti-slip veins.
As a preferred technical solution of the present invention, the side lower end of the adjustable plate is provided with two fixed vias, and
And the both ends of distal femur fixed plate are provided with screwed hole corresponding with fixed via.
As a preferred technical solution of the present invention, there are two connection otic placodes the lower surface both sides of the fixed plate, even
The lower end of ear connecting plate is provided with two positioning screw holes
As a preferred technical solution of the present invention, six fixing bolt buttons, six fixed spiral shells are equipped with each location-plate
Bolt button is uniformly provided with the both sides for being distributed in location-plate
As a preferred technical solution of the present invention, the distal femur fixed plate and lower end are connected the inside grooves of plate
Titanium alloy layer is coated with, and the upper surface of titanium alloy layer is provided with anti-slip veins.
Compared with prior art, the beneficial effects of the invention are as follows：This orthopaedics is filled with distal femur osteotomy device and its positioning
Put and be provided with distal femur fixed plate, can be to patient's distal femur osteotomy by distal femur fixed plate, and femoral far
Groove is provided with the fixed plate of end, can carry out distal femur to patient by groove fixes so that it is fixed more convenient, pass through
Lower end be connected plate can to below patient near end of thighbone connection, prevent distal femur from twisting, fix it is more comprehensive,
It can be positioned by location-plate, the orthopaedics is simple with distal femur osteotomy device and its positioning device structure, easy for installation,
It can not only prevent to rotate, and can fix and more facilitate, be provided conveniently for doctor.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is positive structure schematic of the present invention；
Fig. 3 is side structure schematic diagram of the present invention.
In figure：1 location-plate, 2 fixing bolt buttons, 3 distal femur fixed plates, 4 lower ends are connected plate, 5 connection otic placodes, 6
Positioning screw hole, 7 fixed vias, 8 adjustable plates, 9 im rods, 10 first connecting plates, 11 second connecting plates, 12 connection rotating shafts, 13 are slided
Dynamic groove.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of orthopaedics distal femur osteotomy device and its positioning
Device, including distal femur fixed plate 3, can be solid to patient's distal femur osteotomy, distal femur by distal femur fixed plate 3
The upper surface of fixed board 3 is connected with im rod 9 centrally through the mode of welding, can be to distal femur fixed plate 3 by im rod 9
Be fixed, make to connect between distal femur fixed plate 3 more firmly, the lower surface of distal femur fixed plate 3 is welded with two
Second connecting plate 11, the lower section of the second connecting plate 11 are connected plate 4 provided with lower end, and the be connected upper surface of plate 4 of lower end is set
There are two the first connecting plates 10, connected between two the first connecting plates 10 and the second connecting plate 11 by connection rotating shaft 12, femur
The be connected lower surface of plate 4 of the upper surface of distal end fixed plate 3 and lower end is all provided with fluted, and the inside of groove is arcuate structure,
The be connected inside grooves of plate 4 of distal femur fixed plate 3 and lower end are coated with titanium alloy layer, and the upper surface of titanium alloy layer is set
There are anti-slip veins, can carry out distal femur to patient by groove fixes so that fixed more convenient, distal femur fixed plate 3
Both ends on the downside of be provided with sliding recess 13, the inside of sliding recess 13 is provided with adjustable plate 8, and the upper end of adjustable plate 8 is welded with positioning
Plate 1, adjustable plate 8 is L-type structure, and the vertical plate lower end of adjustable plate 8 is arcuate structure, and the both sides of location-plate 1 are welded with
Fixing bolt button 2, the fixing bolt button 2 on two location-plates 1 correspond, and fixing bolt button 2 is provided with bolt hole, Mei Geding
Six fixing bolt buttons 2 are equipped with the plate 1 of position, six fixing bolt buttons 2 are uniformly provided with the both sides for being distributed in location-plate 1, passed through
Fixing bolt button 2 can connect two location-plates 1, be fixed device with this, and connect more stable, two location-plates 1
Left and right is corresponding, and location-plate 1 be arcuate structure, and the relative side of location-plate 1 is provided with anti-slip veins, by anti-slip veins calmly
Position plate 1 is connected more stable with patient bone, and the side lower end of adjustable plate 8 is provided with two fixed vias 7, and distal femur
The both ends of fixed plate 3 be provided with 7 corresponding screwed hole of fixed via, can be adjusted between two location-plates 1 by adjustable plate 8
Distance so that regulation is more convenient, and there are two connection otic placodes 5 the lower surface both sides of fixed plate 4, and the lower end of connection otic placode 5 is provided with
Two positioning screw holes 6, it is fixedly connected by lower end can the be connected plate 4 of positioning screw hole 6 with the lower end of patient, can be with this
Prevent bone from rotating so that positioning is more comprehensive, the orthopaedics distal femur osteotomy device and its positioning device structure letter
It is single, it is easy for installation, it can not only prevent to rotate, and can fix and more facilitate, provided conveniently for doctor.
When in use：The distal femur of patient is placed into the groove of distal femur fixed plate 3 first, and by marrow
Bar 9 is inserted into the marrow of distal femur, and distal femur fixed plate 3 is fixed with this, then recessed in slip by adjustable plate 8
Slide in groove 13, distance between two location-plates 1 can be adjusted with this, two one-to-one fixing bolt buttons 2 are passed through into spiral shell
Bolt is connected, and location-plate 1 is fixed on patient bone with this, and the lower end of adjustable plate 8 is fixed by screws in femoral far
Hold in fixed plate 3, connected by lower end near end of thighbone of the plate 4 below patient that be connected, connected lower end by positioning screw hole 6
Connect fixed plate 4 to be fixedly connected with the lower end of patient, prevent distal femur from rotating with this.
The present invention can be to patient's distal femur osteotomy, and in distal femur fixed plate 3 by distal femur fixed plate 3
There is provided groove, can carry out distal femur to patient by groove and fix so that and it is fixed more convenient, connected by lower end solid
Fixed board 4 can prevent distal femur from twisting, fixation is more comprehensive, passes through positioning the near end of thighbone connection below patient
Plate 1 can be positioned, and the orthopaedics is simple with distal femur osteotomy device and its positioning device structure, easy for installation, not only may be used
To prevent from rotating, and it can fix and more facilitate, be provided conveniently for doctor.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of orthopaedics distal femur osteotomy device and its positioner, including distal femur fixed plate（3）, its feature exists
In：The distal femur fixed plate（3）Upper surface be connected with im rod centrally through the mode of welding（9）, the femoral far
Hold fixed plate（3）Lower surface is welded with two the second connecting plates（11）, second connecting plate（11）Lower section provided with lower end connect
Connect fixed plate（4）, lower end is connected plate（4）Upper surface be provided with two the first connecting plates（10）, two the first connecting plates
（10）With the second connecting plate（11）Between pass through connection rotating shaft（12）Connection.
2. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 1, it is characterised in that：Institute
State distal femur fixed plate（3）Upper surface and lower end be connected plate（4）Lower surface be all provided with fluted, the inside of groove is
Arcuate structure.
3. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 1, it is characterised in that：Institute
State distal femur fixed plate（3）Both ends on the downside of be provided with sliding recess（13）, sliding recess（13）Inside be provided with adjustable plate
（8）, adjustable plate（8）Upper end be welded with location-plate（1）.
4. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 3, it is characterised in that：Institute
State adjustable plate（8）For L-type structure, and adjustable plate（8）Vertical plate lower end be arcuate structure.
5. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 3, it is characterised in that：Institute
State location-plate（1）Both sides be welded with fixing bolt button（2）, two location-plates（1）On fixing bolt button（2）One a pair
Should, fixing bolt button（2）It is provided with bolt hole.
6. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 3, it is characterised in that：Two
Individual location-plate（1）Left and right is corresponding, and location-plate（1）For arcuate structure, and location-plate（1）Relative side is provided with anti-slip veins.
7. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 3, it is characterised in that：Institute
State adjustable plate（8）Side lower end be provided with two fixed vias（7）, and distal femur fixed plate（3）Both ends be provided with it is solid
Determine through hole（7）Corresponding screwed hole.
8. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 1, it is characterised in that：Institute
State fixed plate（4）Lower surface both sides have two connection otic placodes（5）, connection otic placode（5）Lower end be provided with two positioning screw holes
（6）.
9. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 3, it is characterised in that：Often
Individual location-plate（1）On be equipped with six fixing bolt buttons（2）, six fixing bolt buttons（2）It is uniformly provided with and is distributed in location-plate（1）
Both sides.
10. a kind of orthopaedics distal femur osteotomy device and its positioner according to claim 3, it is characterised in that：
The distal femur fixed plate（3）It is connected plate with lower end（4）Inside grooves be coated with titanium alloy layer, and titanium alloy layer
Upper surface is provided with anti-slip veins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852094.9A CN107595355B (en) | 2017-09-20 | 2017-09-20 | Orthopedics is with thighbone distal end osteotomy device and positioner thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710852094.9A CN107595355B (en) | 2017-09-20 | 2017-09-20 | Orthopedics is with thighbone distal end osteotomy device and positioner thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107595355A true CN107595355A (en) | 2018-01-19 |
| CN107595355B CN107595355B (en) | 2020-11-06 |
Family
ID=61060495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710852094.9A Expired - Fee Related CN107595355B (en) | 2017-09-20 | 2017-09-20 | Orthopedics is with thighbone distal end osteotomy device and positioner thereof |
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| Country | Link |
|---|---|
| CN (1) | CN107595355B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109566000A (en) * | 2019-01-22 | 2019-04-05 | 瞿亚龙 | A kind of seed soaking device for conveniently taking kind and guaranteeing seed safety |
| CN112451034A (en) * | 2020-11-26 | 2021-03-09 | 莆田学院附属医院（莆田市第二医院） | Artificial intelligence aided design 3D printed knee joint replacement osteotomy guider |
| CN114176712A (en) * | 2021-12-06 | 2022-03-15 | 开封市人民医院 | Secondary osteotomy device for femoral condyle test |
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| US20090131942A1 (en) * | 2007-09-30 | 2009-05-21 | Chris Aker | Femoral Tibial Customized Patient-Specific Orthopaedic Surgical Instrumentation |
| WO2011063123A2 (en) * | 2009-11-19 | 2011-05-26 | Medicinelodge, Inc. Dba Imds Co-Innovation | Articulating and position adjustable trial systems for prosthetic implants |
| CN205795767U (en) * | 2016-05-26 | 2016-12-14 | 中国人民解放军第三军医大学第二附属医院 | Femur osteotomy locating template and osteotomy device |
| CN106974700A (en) * | 2017-04-24 | 2017-07-25 | 北京大学第三医院 | A kind of proximal tibia osteotomy instrument kit |
| CN107007319A (en) * | 2017-05-18 | 2017-08-04 | 聂宇 | Shin bone list condyle osteotomy device |
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2017
- 2017-09-20 CN CN201710852094.9A patent/CN107595355B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090131942A1 (en) * | 2007-09-30 | 2009-05-21 | Chris Aker | Femoral Tibial Customized Patient-Specific Orthopaedic Surgical Instrumentation |
| WO2011063123A2 (en) * | 2009-11-19 | 2011-05-26 | Medicinelodge, Inc. Dba Imds Co-Innovation | Articulating and position adjustable trial systems for prosthetic implants |
| CN205795767U (en) * | 2016-05-26 | 2016-12-14 | 中国人民解放军第三军医大学第二附属医院 | Femur osteotomy locating template and osteotomy device |
| CN106974700A (en) * | 2017-04-24 | 2017-07-25 | 北京大学第三医院 | A kind of proximal tibia osteotomy instrument kit |
| CN107007319A (en) * | 2017-05-18 | 2017-08-04 | 聂宇 | Shin bone list condyle osteotomy device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109566000A (en) * | 2019-01-22 | 2019-04-05 | 瞿亚龙 | A kind of seed soaking device for conveniently taking kind and guaranteeing seed safety |
| CN109566000B (en) * | 2019-01-22 | 2021-07-20 | 绍兴钱康机械科技有限公司 | Seed soaking device convenient for seed taking and guaranteeing seed safety |
| CN112451034A (en) * | 2020-11-26 | 2021-03-09 | 莆田学院附属医院（莆田市第二医院） | Artificial intelligence aided design 3D printed knee joint replacement osteotomy guider |
| CN112451034B (en) * | 2020-11-26 | 2022-02-22 | 莆田学院附属医院（莆田市第二医院） | Artificial intelligence aided design 3D printed knee joint replacement osteotomy guider |
| CN114176712A (en) * | 2021-12-06 | 2022-03-15 | 开封市人民医院 | Secondary osteotomy device for femoral condyle test |
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| Publication number | Publication date |
|---|---|
| CN107595355B (en) | 2020-11-06 |
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| CB03 | Change of inventor or designer information |
Inventor after: Ren Zhijuan Inventor after: Wu Zhihui Inventor after: Ma Jixiang Inventor after: Li Yongwei Inventor before: Li Yongwei |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201015 Address after: Kyushu road Hebi Qibin zone 458000 Henan province No. 115 Applicant after: THE PEOPLE'S HOSPITAL OF HEBI Address before: 550000 No. 88 Yan'an Middle Road, Yunyan District, Guiyang City, Guizhou Province (2012) Applicant before: Li Yongwei |
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