CN106983554A - A kind of tibial plateau fracture repositor - Google Patents
A kind of tibial plateau fracture repositor Download PDFInfo
- Publication number
- CN106983554A CN106983554A CN201710288304.6A CN201710288304A CN106983554A CN 106983554 A CN106983554 A CN 106983554A CN 201710288304 A CN201710288304 A CN 201710288304A CN 106983554 A CN106983554 A CN 106983554A
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- Prior art keywords
- hole
- rod handle
- tibial plateau
- bar portion
- flexible axle
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8866—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices for gripping or pushing bones, e.g. approximators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B2017/564—Methods for bone or joint treatment
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The present invention discloses a kind of tibial plateau fracture repositor, including bar portion is divided into upper and lower part, and top is the column structure of arc, and bottom is cylindrical structure, and the lower end on top and the upper end of bottom are connected；Bar portion is hollow structure, and first through hole, some second through holes and third through-hole in insertion to hollow structure are offered on sophisticated lateral surface；Rod handle is installed on the lower end of bottom, and flexible axle is installed in bar portion and handle, and flexible axle is equipped with dentation cam by subapical one end, and the other end of flexible axle is connected with rotating device, and rotating device is installed on the lower surface of rod handle；Every one second through hole matches built with an ejection thing, ejection thing with dentation cam；First through hole is provided with cam device, and third through-hole is provided with illuminating lamp；Rod handle is installed on the lower end of bottom, the lateral surface of rod handle and installs the first button.Some ejection things increase contact surface of the present invention, it is to avoid the secondary injury caused during undue force to articular surface cartilage.
Description
Technical field
The present invention relates to the technology neck of the technical field of medicine equipment, more particularly to a kind of tibial plateau fracture repositor
Domain.
Background technology
There is collapsing for articular surface fracture of tibial plateau, articular surface is exactly calmed down, recovered by one of operation main purpose more
Original height.In current clinical operation, most doctor uses narrow and small osteotome, periosteum elevator, dissecting scissors or suitable work
To collapsing, articular surface progress sled group is upper to be lifted after tool is opened a window or rived by proximal tibia, reaches calming down and implementing interior solid for articular surface
It is fixed.But it was found that during this collapses platform reset, use traditional narrow and small osteotome, periosteum elevator or dissecting scissors
The larger windowing of proximal tibia is needed Deng resetting tool or is rived, and adds Accessory injury；These resetting tools are to collapsing simultaneously
The reset of articular surface bone piece lacks accuracy, it is easy to so that uninvolved proximal tibia cancellous bone is destroyed and pine originally
Dynamic, these conventional tool top contact surfaces are smaller in addition, easily poke articular surface cartilage during undue force, cause secondary wound
Evil.
The content of the invention
In view of the above-mentioned problems, now providing a kind of tibial plateau fracture repositor.
To achieve these goals, the technical scheme taken is as follows：
A kind of tibial plateau fracture repositor, wherein, including：
Bar portion, the bar portion is integral type structure, and the bar portion is divided into upper and lower part, and the top is the column of arc
Structure, the bottom is cylindrical-shaped structure, and the top and the bottom are hollow structure；The upper end on the top is tip,
The lower end on the top is connected with the upper end of the bottom；
Rod handle, the rod handle is installed on the lower end of the bottom, the lateral surface of the rod handle and installs the first button, described
Hollow space is provided with rod handle, the lower surface of the rod handle is provided with an opening, and the lower surface of the rod handle is provided with a rotating dress
Put；
Flexible axle, one end of the flexible axle is located in the rod handle, and one end of the flexible axle is consolidated with the rotating device
Fixed connection；The other end of the flexible axle is through in the bar portion, and the flexible axle the other end close to the tip；It is described
Flexible axle is provided with dentation cam close to described sophisticated one end；
The top is provided with some circumference array in the of the sophisticated center line on the sophisticated lateral surface
Two through holes；The top is also provided with first through hole and third through-hole on the sophisticated lateral surface simultaneously, and some described the
Two through holes, the first through hole and the third through-hole are through in the hollow structure；It is provided with and takes the photograph in the first through hole
As head device, illuminating lamp is installed in the third through-hole；One ejection thing is installed in each second through hole, it is each described
Ejection thing is installed on two inwalls of the second through hole described in one by a rotating shaft；Some ejection things and the dentation cam
Match somebody with somebody.
A kind of above-mentioned tibial plateau fracture repositor, wherein, the rotating device includes cylinder and bearing；The cylinder
Annular protrusion is installed, the inwall of the hollow space of the rod handle is provided with an annular groove, the annular on the lateral surface of body
The bearing is installed, the annular protrusion matches with the bearing in groove, and the annular protrusion is located at the ring
In connected in star.
A kind of above-mentioned tibial plateau fracture repositor, wherein, first button and the cam device, the illumination
Lamp is electrically connected.
A kind of above-mentioned tibial plateau fracture repositor, wherein, the length of the bar portion is 20cm.
A kind of above-mentioned tibial plateau fracture repositor, wherein, the first through hole is located at the upside of second through hole, institute
State the upside that the second through hole is located at the third through-hole.
A kind of above-mentioned tibial plateau fracture repositor, wherein, the diameter of the bar portion is from the upper end on the top to described
The lower end of bottom becomes larger.
A kind of above-mentioned tibial plateau fracture repositor, wherein, the diameter of the rod handle is more than the straight of the lower end of the bottom
Footpath.
The good effect that above-mentioned technology has compared with prior art is：
Some ejection things of 1 present invention add contact surface, it is to avoid two caused during undue force to articular surface cartilage
Secondary injury.
2 present invention improve procedure efficiency and quality, obtain compared with the more preferable effect of traditional operation mode.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of tibial plateau fracture repositor of the present invention；
Fig. 2 is the D of present invention enlarged drawing；
Fig. 3 is a kind of sectional view of the side-looking direction of tibial plateau fracture repositor of the present invention；
Fig. 4 is Fig. 3 A-A sectional view；
Fig. 5 is Fig. 3 B enlarged drawing；
Fig. 6 is Fig. 3 C enlarged drawing.
In accompanying drawing：1st, bar portion；11st, top；111st, thing is ejected；112nd, dentation cam；113rd, it is sophisticated；12nd, bottom；131st,
One through hole；132nd, the second through hole；133rd, third through-hole；2nd, rod handle；21st, the first button；221st, cylinder；222nd, annular protrusion；
23rd, annular groove；3rd, cam device；4th, illuminating lamp；5th, flexible axle.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as limiting to the invention.
Fig. 1 is a kind of schematic diagram of tibial plateau fracture repositor of the present invention.Fig. 2 is the D of present invention enlarged drawing.Figure
3 be a kind of sectional view of the side-looking direction of tibial plateau fracture repositor of the present invention.Fig. 4 is Fig. 3 A-A sectional view.Fig. 5
For Fig. 3 B enlarged drawing.Fig. 6 is Fig. 3 C enlarged drawing.Refer to shown in Fig. 1 to Fig. 6, in a kind of preferred embodiment,
A kind of tibial plateau fracture repositor is shown, including：
Bar portion 1, bar portion 1 is integral type structure, and 1 point of bar portion is top 11 and bottom 12, and top 11 is the column knot of arc
Structure, bottom 12 is cylindrical-shaped structure, and top 11 and bottom 12 are hollow structure；The upper end on top 11 is tip 113, top 11
Lower end is connected with the upper end of bottom 12.
Top 11 close to tip 113 lateral surface on be provided with some circumference array in tip 113 center line second lead to
Hole 132；Top 11 is also provided with first through hole 131 and third through-hole 133, some second on the lateral surface at tip 113 simultaneously
Through hole 132, first through hole 131 and third through-hole 133 are through in hollow structure；Camera dress is installed in first through hole 131
Put in 3, third through-hole 133 and illuminating lamp 4 is installed；One ejection thing 111, each ejection thing are installed in every one second through hole 132
111 are installed on by a rotating shaft on two inwalls of one second through hole 132；Some ejection things 111 are matched with dentation cam 112.
Rod handle 2, rod handle 2, which is installed on the lower end of bottom 12, the lateral surface of rod handle 2, installs the first button 21, is set in rod handle 2
There is hollow space, the lower surface of rod handle 2 is provided with an opening, and the lower surface of rod handle 2 is provided with a rotating device.
Flexible axle 5, one end of flexible axle 5 is located in rod handle 2, and one end of flexible axle 5 is fixedly connected with rotating device；Flexible axle 5
The other end be through in bar portion 1, and flexible axle 5 the other end close to tip 113；Flexible axle 5 is installed close to the one end at tip 113
There is dentation cam 112.
Preferred embodiments of the present invention are the foregoing is only, embodiments of the present invention and protection model is not thereby limited
Enclose.
Further, refer to shown in Fig. 2 and Fig. 3, show that rotating device includes cylinder 221 and bearing；Cylinder 221
Lateral surface on offer annular protrusion 222, the inwall of the hollow space of rod handle 2 is provided with an annular groove 23, annular groove
Bearing is installed, annular protrusion 222 matches with bearing in 23, and annular protrusion 222 is located in annular groove 23.
Further, in a kind of preferred embodiment, the length of bar portion 1 is 20cm.
Further, it is shown in Figure 2, show that first through hole 131 is located at the upside of the second through hole 132, the second through hole
132 are located at the upside of third through-hole 133.
Further, in a kind of preferred embodiment, the first button 21 is electrically connected with cam device 3 and illuminating lamp 4.Shooting
The embedding wire of figure and illuminating lamp is located in hollow structure, and electric wire is turned on by pressing the first button 21, can be by the He of cam device 3
Illuminating lamp 4 is opened.The first button 21 is pressed again, closes cam device 3 and illuminating lamp 4.Cam device 3 and illuminating lamp 4
Facilitate doctor to be performed the operation, operative site can be seen with apparent.
Further, it is shown in Figure 3, show that each ejection thing 111 is water-drop-shaped thin slice, each ejection thing 111
Small end is installed on by a rotating shaft on the inwall of one second through hole 132.
Further, in a kind of preferred embodiment, the width limitation ejection thing 111 of the second through hole 132 so that ejection thing
111 will not be ejected from the second through hole 132 completely, it is to avoid ejection thing 111 is ejected completely, and patient is damaged.
Further, shown in Figure 1, the diameter at tip 113 is less than the diameter of the lower end of bar portion 1.The diameter of bar portion 1 is from upper
The lower end of the upper end in portion 11 to bottom 12 becomes larger.
Further, shown in Figure 1, the diameter of rod handle 2 is more than the diameter of the lower end of bottom 12.
The present invention also has following operation principle on the basis of the above, refers to shown in Fig. 1 to Fig. 6：
When doctor carries out sled group above lift using the present invention to collapsing articular surface, it is only necessary to rotate rotating device so that interior
The flexible axle 5 in portion is rotated, and the rotation of flexible axle 5 drives dentation cam 112, and dentation cam 112 causes some ejection things 111 from some the
Two through holes 132 are ejected so that the contact area face of restorer is big, it is to avoid that articular surface cartilage is caused during undue force is secondary
Injury.Meanwhile, the contact area face increase of restorer is conducive to dialling upper lift to collapsing articular surface progress sled.When doctor does not see
When, the first button 21 can be pressed, apparent observation is carried out by cam device 3 and illuminating lamp 4.After doctor's use, pass through
Rotating device is rotated, some ejection things 111 are resetted, the present invention is then extracted into affected part.
Preferred embodiments of the present invention are these are only, embodiments of the present invention and protection domain is not thereby limited, it is right
For those skilled in the art, it should can appreciate that all utilization description of the invention and being equal made by diagramatic content replace
Change and obviously change resulting scheme, should be included in protection scope of the present invention.
Claims (7)
1. a kind of tibial plateau fracture repositor, it is characterised in that including：
Bar portion, the bar portion is integral type structure, and the bar portion is divided into upper and lower part, and the top is the column knot of arc
Structure, the bottom is cylindrical-shaped structure, and the top and the bottom are hollow structure；The upper end on the top is tip, institute
The lower end for stating top is connected with the upper end of the bottom；
Rod handle, the rod handle, which is installed on the lower end of the bottom, the lateral surface of the rod handle, installs the first button, the rod handle
Interior to be provided with hollow space, the lower surface of the rod handle is provided with an opening, and the lower surface of the rod handle is provided with a rotating device；
Flexible axle, one end of the flexible axle is located in the rod handle, and one end of the flexible axle is fixed with the rotating device and connected
Connect；The other end of the flexible axle is through in the bar portion, and the flexible axle the other end close to the tip；The flexible axle
Dentation cam is installed close to described sophisticated one end；
The top is provided with some circumference array on the sophisticated lateral surface and led in the second of the sophisticated center line
Hole；The top is also provided with first through hole and third through-hole on the sophisticated lateral surface simultaneously, and some described second lead to
Hole, the first through hole and the third through-hole are through in the hollow structure；Camera is installed in the first through hole
Illuminating lamp is installed in device, the third through-hole；One ejection thing, each ejection are installed in each second through hole
Thing is installed on two inwalls of the second through hole described in one by a rotating shaft；Some ejection things are matched with the dentation cam.
2. a kind of tibial plateau fracture repositor according to claim 1, it is characterised in that the rotating device includes cylinder
Body and bearing；Annular protrusion is installed, the inwall of the hollow space of the rod handle is provided with one on the lateral surface of the cylinder
The bearing is installed, the annular protrusion matches with the bearing, and the ring in annular groove, the annular groove
Shape projection is located in the annular groove.
3. a kind of tibial plateau fracture repositor according to claim 1, it is characterised in that first button is taken the photograph with described
As head device, illuminating lamp electrical connection.
4. a kind of tibial plateau fracture repositor according to claim 1, it is characterised in that the length of the bar portion is
20cm。
5. a kind of tibial plateau fracture repositor according to claim 1, it is characterised in that the first through hole is located at described
The upside of second through hole, second through hole is located at the upside of the third through-hole.
6. a kind of tibial plateau fracture repositor according to claim 1, it is characterised in that the diameter of the bar portion is from described
The lower end of the upper end on top to the bottom becomes larger.
7. a kind of tibial plateau fracture repositor according to claim 1, it is characterised in that the diameter of the rod handle is more than institute
State the diameter of the lower end of bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710288304.6A CN106983554B (en) | 2017-04-27 | 2017-04-27 | A kind of tibial plateau fracture repositor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710288304.6A CN106983554B (en) | 2017-04-27 | 2017-04-27 | A kind of tibial plateau fracture repositor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106983554A true CN106983554A (en) | 2017-07-28 |
| CN106983554B CN106983554B (en) | 2019-05-21 |
Family
ID=59418790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710288304.6A Active CN106983554B (en) | 2017-04-27 | 2017-04-27 | A kind of tibial plateau fracture repositor |
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| Country | Link |
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| CN (1) | CN106983554B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201143227Y (en) * | 2008-01-25 | 2008-11-05 | 朱让腾 | Compressed bone fracture reset prying-striking machine |
| US20100191296A1 (en) * | 2006-08-07 | 2010-07-29 | Lyon Thomas R | Bone Tamp Apparatus and Method |
| CN201642453U (en) * | 2010-04-07 | 2010-11-24 | 贺元茂 | External fixing support for reduction of thoracolumbar vertebral compression fractures |
| US20110106186A1 (en) * | 2009-11-02 | 2011-05-05 | Nikolaj Wolfson | Bone fragment extraction |
| CN205339088U (en) * | 2015-12-17 | 2016-06-29 | 北京积水潭医院 | Tibial plateau fracture closes nodal section restorer |
| CN106308915A (en) * | 2016-11-03 | 2017-01-11 | 河北医科大学第三医院 | Jacking device for restoring collapse fracture block |
| CN207804357U (en) * | 2017-04-27 | 2018-09-04 | 上海市同济医院 | A kind of tibial plateau fracture repositor |
-
2017
- 2017-04-27 CN CN201710288304.6A patent/CN106983554B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100191296A1 (en) * | 2006-08-07 | 2010-07-29 | Lyon Thomas R | Bone Tamp Apparatus and Method |
| CN201143227Y (en) * | 2008-01-25 | 2008-11-05 | 朱让腾 | Compressed bone fracture reset prying-striking machine |
| US20110106186A1 (en) * | 2009-11-02 | 2011-05-05 | Nikolaj Wolfson | Bone fragment extraction |
| CN201642453U (en) * | 2010-04-07 | 2010-11-24 | 贺元茂 | External fixing support for reduction of thoracolumbar vertebral compression fractures |
| CN205339088U (en) * | 2015-12-17 | 2016-06-29 | 北京积水潭医院 | Tibial plateau fracture closes nodal section restorer |
| CN106308915A (en) * | 2016-11-03 | 2017-01-11 | 河北医科大学第三医院 | Jacking device for restoring collapse fracture block |
| CN207804357U (en) * | 2017-04-27 | 2018-09-04 | 上海市同济医院 | A kind of tibial plateau fracture repositor |
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| Publication number | Publication date |
|---|---|
| CN106983554B (en) | 2019-05-21 |
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