CN107928773A - A kind of fracture setting device - Google Patents
A kind of fracture setting device Download PDFInfo
- Publication number
- CN107928773A CN107928773A CN201711218901.8A CN201711218901A CN107928773A CN 107928773 A CN107928773 A CN 107928773A CN 201711218901 A CN201711218901 A CN 201711218901A CN 107928773 A CN107928773 A CN 107928773A
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- Prior art keywords
- draw
- gear
- fracture setting
- setting device
- present
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- 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.)
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Classifications
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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
- A61B17/60—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 for external osteosynthesis, e.g. distractors, contractors
-
- 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
- A61B17/60—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 for external osteosynthesis, e.g. distractors, contractors
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6425—Devices extending alongside the bones to be positioned specially adapted to be fitted across a bone joint
-
- 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
- A61B17/60—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 for external osteosynthesis, e.g. distractors, contractors
- A61B17/66—Alignment, compression or distraction mechanisms
-
- 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
-
- 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
- A61B17/60—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 for external osteosynthesis, e.g. distractors, contractors
- A61B2017/606—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 for external osteosynthesis, e.g. distractors, contractors with resilient spring element
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (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)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention discloses a kind of fracture setting device, the fracture setting device includes draw-gear, elastic device and fixing device, wherein, described elastic device one end is connected with the draw-gear, the other end is connected with the fixing device, and the fixing device, which is fixedly mounted, holds pin.The fracture setting device of the present invention, to resetting the resistance of operation, so as to reduce required power in reset operation, while ensures enough operating flexibilities using the tension balanced muscle ligament that elastic device provides.
Description
Technical field
The present invention relates to medical surgery surgical instruments, more particularly to a kind of fracture setting device.
Background technology
Fracture is clinically relatively conventional and multiple, is a kind of higher high-energy damage disease of incidence, especially as
It is economical to develop rapidly and the trend risen year by year is presented in the quickening of urbanization process, the disease incidence.
The reduction of the fracture action such as needs to continue firmly and constantly to be pulled, rotates and being resetted with realizing, needs during this
Musculature resistance caused by resetting operation is resisted, therefore both needs to provide larger reset force (especially in a reset operation
For old fracture), it is also desirable to there is excellent operating flexibility, meanwhile, also to avoid overexerting and causing new bone
Folding occurs.
Existing reduction of the fracture method is single-handedly resetted using rigid reset device or doctor.For resetting apparatus, current
Rigid structure can not take into account larger reset force and operating flexibility at the same time.If doctor single-handedly resets, then it is huge to consume doctor
Muscle power, and since the physical endurance of people causes this repositioning method, there are the problems such as stability shortcoming.
The content of the invention
In view of this, it is an object of the invention to provide a kind of fracture setting device, the pulling force provided using elastic device
Counterbalancing muscle ligament, so as to reduce required power in reset operation, is utilizing elastic device in addition to resetting the resistance of operation
Also ensure that flexible reset operates while tractive force is provided.
The present invention provides a kind of fracture setting device, using following technical scheme：
A kind of fracture setting device, including draw-gear, elastic device, fixing device, wherein, described elastic device one end
It is connected with the draw-gear, the other end is connected with the fixing device, and the fixing device, which is fixedly mounted, holds pin.
Further, the draw-gear is driven using motor.
Further, the elastic device is spring.
Further, the elastic device both ends are separately installed with the first connector and/or the second connector, wherein, institute
State elastic device one end to be movably connected with the fixing device by first connector, the elastic device other end passes through
Second connector is movably connected with the draw-gear.
Further, second connector is Quick Connect Kit.
Further, the Quick Connect Kit is anchor ear.
Further, the draw-gear includes handle, driver, draw bar and draw-gear shell.
Further, base assembly is further included, the base assembly includes C-type clamp, lower clamp plate, locking device.
Further, the base assembly includes bottom supporting rack, universal wheel and its locking device.
Further, the fixing device includes connecting component, quick chuck and locking member.
One aspect of the present invention can be larger reduction reset force, on the other hand can be in the stable larger reset force of offer
While ensure enough operating flexibilities.
Brief description of the drawings
By the description to the embodiment of the present invention referring to the drawings, above-mentioned and other purpose of the invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 is the overall structure diagram of fracture setting device provided by the invention；
Fig. 2 is the structural representation of the holding pin, fixing device, Quick Connect Kit of fracture setting device provided by the invention
Figure；
Fig. 3 is the structure diagram of the base assembly of fracture setting device provided by the invention, draw-gear；
In figure：1- base assemblies；2- draw-gears；3- fixing devices；4- holds pin；5- elastic devices；6- first is connected
Part；The second connectors of 7-；8- driving devices；9- draw bars；10- draw-gear shells；The 3rd connectors of 11-；12-C types press from both sides；
13- lower clamp plates；14- locking devices；15- the first connecting portion parts；16- locking members；17- Quick Connect Kits；18- front tabs；
19- second connecting portion parts；20- rear tabs；The 4th connectors of 21-.
Embodiment
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.
As shown in Figs. 1-3, a kind of fracture setting device, for the reset in fracture operation, including base assembly 1, traction
Device 2, fixing device 3, hold pin 4, and the draw-gear 2 is connected with base assembly 1, and the holding pin 4 is fixedly mounted on institute
State in fixing device 3, which further includes elastic device 5, and one end of the elastic device 5 connects with the straight draw-gear 2
Connect, the other end is connected with the fixing device 3.
The elastic device 5 can realize unidimentional stretch, easy to be pulled two parts of fracture, rotate to same axis
On, facilitate the work such as follow-up holding, fixation, and since the elastic device 5 has elasticity, can bend, deform and is extensive
It is multiple, therefore, while the elastic device 5 is realized along its horizontal direction unidimentional stretch, it can also realize along in its vertical direction
Lower fluctuation, for example tilt, be conducive to the present invention and carry out multiple degrees of freedom flexible operating.Preferably, the elastic device 5 uses bullet
Spring.It is highly preferred that the elastic device 5 formed side by side using multiple springs.The embodiment of the present invention is shown by taking spring as an example
Example property explanation, but it should be recognized by those skilled in the art that without departing from the present invention basic inventive concept in the case of, necessarily
The present invention can be achieved in elastic devices such as form, the rubber band combined etc., these are belonged in protection scope of the present invention.Based on life
Thing mechanical characteristic, is realized using elastic traction counterbalancing muscle and ligament resistance and resetted, so as to reduce required in reset operation
Power, can carry out multiple degrees of freedom and flexibly reset operation while providing compared with large traction.
As shown in Figure 1, the first connector 6 and/or the second connector 7 are installed in 5 both ends of elastic device respectively, wherein,
Described 5 one end of elastic device is movably connected by first connector 6 and the fixing device 3, and the elastic device 5 is another
End is movably connected by second connector 7 with the draw-gear 2, by the flexible connection, beneficial to realizing the bullet
Up and down fluctuation of the property device 5 along its vertical direction, for example tilt.That is the elastic device both ends be respectively mounted connector or
Elastic device either end installation connecting element described in person.By taking the present invention as an example, the elastic device both sides are respectively mounted connection
Part, is separately installed with sheep eye hook, to realize that one end of the elastic device 5 is connected with the holding pin 4, the elastic device
5 other end is connected with the draw-gear 2.It is highly preferred that universal connection bolt can be used so that be attached process
In more flexibly, conveniently.The embodiment of the present invention is illustrative by taking sheep eye hook as an example, but those skilled in the art should
Recognize, in the case of the basic inventive concept without departing from the present invention, closed loop bolt etc. is all can be realized two devices
Link together the achievable present invention such as component, mechanism, device, these are belonged in protection scope of the present invention.
The draw-gear 2 includes driving device 8, driver, draw bar 9, draw-gear shell 10.The driving device
It is handle in manual actuation, the present invention provides a kind of preferred embodiment, and the driver is installed on the draw-gear shell 10
Interior (not shown), the driver are bevel-gear sett, and the draw bar 9 is trough of belt screw, the draw bar 9 only straight line
Move but do not rotate, the driving device 8 is connected with the driver using interference fit, and the rotation of driving device 8 drives
The driver rotates.In a state of use, the driving device 8 is rotated, the bevel gear rotates, and the bevel gear drives institute
State driver to move horizontally, the driver drives the elastic device 5 to move horizontally, that is, realizes to the elastic device 5
Traction.The embodiment of the present invention is illustrative by taking bevel gear, trough of belt screw as an example, but those skilled in the art should recognize
Arrive, in the case of the basic inventive concept without departing from the present invention, can realize component, mechanism, the dress of haulage gear linear motion
Put etc. and the present invention can be achieved, these are belonged in protection scope of the present invention.
It is highly preferred that driving the draw-gear 2 using motor, if motor drives, which includes driving device, drives
Dynamic device mounting bracket, driver, draw bar and draw-gear shell, the driving device is motor at this time.By to motor
Control realizes that constant force is drawn, and based on muscle Theory of Viscoelasticity, constant force traction at a slow speed can reduce tractive force, reduces to muscle, tough
The excessive drawing of band.The embodiment of the present invention is illustrative by taking manual actuation as an example, but those skilled in the art should recognize
Know, in the case of the basic inventive concept without departing from the present invention, electronic other type of drive of grade can realize that haulage gear is straight
The present invention can be achieved in component, mechanism, the device etc. of line movement, these are belonged in protection scope of the present invention.
One end of the draw-gear 5 is provided with the 3rd connector 11, in order to follow-up and the elastic device 5 second
5 connection of connector connection.In the embodiment of the present invention, the 3rd connector 11 is universal connection bolt, but people in the art
It should be appreciated that in the case of the basic inventive concept without departing from the present invention, sheep eye hook, closed loop bolt etc. can be realized member
The present invention can be achieved in the component of connection, mechanism, device etc., these are belonged in protection scope of the present invention.
The effect of the base assembly 1 is to fix the draw-gear 2, and base can be with respect to operating bed slidable adjustment
Position, fixation is realized after adjusting to correct position.The present invention is illustrated below：Scheme one, the base assembly 1 include C
Type folder 11, lower clamp plate 13, locking device 14, this scheme can by rotate the locking device 14 adjust the lower clamp plate 13 come
Its clamped height is adjusted, the draw-gear 2 can be facilitated to be fixed in the rod-like structures such as operating bed frame (as shown in Figure 1)；Scheme two,
The base assembly 1 includes bottom supporting rack, universal wheel and its locking device, this scheme can facilitate the draw-gear 2 to fix
In (not shown) in the planar structures such as bottom surface.The embodiment of the present invention is illustrative by taking above two as an example, but this
Field technology personnel can be realized the traction it should be appreciated that in the case of the basic inventive concept without departing from the present invention
The present invention can be achieved in component that device 2 is fixed, mechanism, device etc., these are belonged in protection scope of the present invention.
The base assembly 1 is connected with the draw-gear 2, can be detachably connected or non-dismountable company
Connect, it can be threaded connection, pin connection etc. to be detachably connected, and non-dismountable connection can be welding, bonding etc..
The holding pin 4 is fixed in the fixing device 3, as shown in Figure 1, the fixing device 3 includes the first connection
Component 15, quick chuck (not shown), locking member 16, one end of the first connecting portion part 15 be it is hollow, it is described quick
Collet is installed in it, and the other end of the first connecting portion part 15 vertical with hollow one end is front tab 18.Using shape
During state, 4 end of the holding pin is inserted into quick chuck, is adjusted to suitable position, by rotating the locking member 16
The holding pin 4 quickly can be connected fixation with the fixing device 3.
Present invention additionally comprises second connecting portion part 19, its effect is to connect the fixing device 3 and the elastic device 5
Connecing, the second connecting portion part 19 includes 20 and the 4th connector 21 of rear tab, in the embodiment of the present invention, the 4th connection
Part 21 is sheep eye hook, and the embodiment of the present invention is illustrative by taking sheep eye hook as an example, but those skilled in the art should
Recognize, in the case of the basic inventive concept without departing from the present invention, closed loop bolt, universal connection bolt etc. are all can be real
Now two devices are linked together, and component, mechanism, device etc. are achievable of the invention, these belong to the protection model of the present invention
In enclosing.
The fixing device 3 is connected with the elastic device 5 by Quick Connect Kit 17, and the embodiment of the present invention is with anchor ear
Exemplified by, the elastic washer is installed in the anchor ear.As shown in Figure 1, in use, first by the front end of first connector 15
The rear tab 20 of connector 18 and second connector 19 is docking together, using the anchor ear by the front tab and
The rear tab is fastened togather, that is, completes quick and easy installation connection.The embodiment of the present invention is shown by taking anchor ear as an example
Example property explanation, but it should be recognized by those skilled in the art that without departing from the present invention basic inventive concept in the case of, fast-assembling
Hook etc. can realize that the present invention can be achieved in the mechanism for quickly connecting two components, device etc., these belong to the present invention's
In protection domain.
Elastic traction device of the present invention when in use, comprises the following steps that：
(1) before surgery, the base assembly 1 is fixed, in the present embodiment, i.e., by rotating the locking device 13
The position of the lower clamp plate 12 is adjusted, the C-type clamp 11 is stuck on operating bed frame, rotates the locking device 13, by described in
Base assembly 1 is tightly secured on operating bed frame；
(2) base assembly 1 described herein and the draw-gear 2 are integrally connecteds；
(3) the 3rd connector 11 on the draw-gear 2 is connected with the second connector 7 on the elastic device 5,
In embodiments of the present invention, sheep eye that will be on the elastic device 5 hangs over the universal connection spiral shell on the draw-gear 2
On bolt；
(4) the first connector 6 of the elastic device 5 is connected with the 4th connector 21 on second connecting portion part 19.
(5) by the Quick Connect Kit 17 by the front tab 18 in the fixing device and the second connecting portion
Rear tab connection on part 19.
(6) in operation, the holding pin 4 is inserted into backbone, then rotates the driving device 8, it drives institute
State elastic device 5 backbone is drawn and resetted.Under normal circumstances, the elastic traction device makes jointly with grasping device
With effect can be more preferable.I.e. grasping device is used to fix one of backbone, and the elastic traction device is used for another bone
It is dry to be drawn and resetted.
The foregoing is merely the preferred embodiment of the present invention, is not intended to limit the invention, for those skilled in the art
For, the present invention can have various modifications and changes.All any modifications made within spirit and principles of the present invention, be equal
Replace, improve etc., it should all be included in the protection scope of the present invention.
Claims (10)
- A kind of 1. fracture setting device, it is characterised in that：Including draw-gear, elastic device and fixing device, wherein, the bullet Property device one end be connected with the draw-gear, the other end is connected with the fixing device, and handle is fixedly mounted in the fixing device Hold pin.
- 2. fracture setting device according to claim 1, it is characterised in that：The draw-gear is driven using motor.
- 3. fracture setting device according to claim 1, it is characterised in that：The elastic device is spring.
- 4. fracture setting device according to claim 1, it is characterised in that：The elastic device both ends are separately installed with A connection piece and/or the second connector, wherein, described elastic device one end passes through first connector and the fixing device It is movably connected, the elastic device other end is movably connected by second connector with the draw-gear.
- 5. fracture setting device according to claim 4, it is characterised in that：Second connector fills for quick connection Put.
- 6. fracture setting device according to claim 5, it is characterised in that：The Quick Connect Kit is anchor ear.
- 7. fracture setting device according to claim 1, it is characterised in that：The draw-gear includes driving device, passes Dynamic device, draw bar and draw-gear shell.
- 8. fracture setting device according to claim 1, it is characterised in that：Further include base assembly, the base assembly Including C-type clamp, lower clamp plate and locking device.
- 9. fracture setting device according to claim 8, it is characterised in that：The base assembly include bottom supporting rack, Universal wheel and locking device.
- 10. fracture setting device according to claim 1, it is characterised in that：The fixing device includes connecting component, fast Fast collet and locking member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711218901.8A CN107928773B (en) | 2017-11-28 | 2017-11-28 | Fracture reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711218901.8A CN107928773B (en) | 2017-11-28 | 2017-11-28 | Fracture reduction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107928773A true CN107928773A (en) | 2018-04-20 |
| CN107928773B CN107928773B (en) | 2020-07-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711218901.8A Active CN107928773B (en) | 2017-11-28 | 2017-11-28 | Fracture reduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107928773B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157276A (en) * | 2018-09-26 | 2019-01-08 | 深圳市龙华区中心医院 | It is a kind of to digitize controllable constant force bone Filtting device |
| CN114601542A (en) * | 2022-03-16 | 2022-06-10 | 北京罗森博特科技有限公司 | Elastic traction bow |
| CN114601543A (en) * | 2022-03-16 | 2022-06-10 | 北京罗森博特科技有限公司 | Elastic traction system |
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| CN2201911Y (en) * | 1994-09-15 | 1995-06-28 | 陈宝菊 | Fracture tractor |
| CN202036300U (en) * | 2011-01-26 | 2011-11-16 | 泸州医学院附属医院 | Tractor |
| CN105411658A (en) * | 2016-01-12 | 2016-03-23 | 南京医科大学附属南京医院 | Reposition device for femoral shaft fracture |
| US20160228114A1 (en) * | 2011-06-03 | 2016-08-11 | Innovative Medical Products, Inc. | Modular distractor system for use in surgery |
| CN106880465A (en) * | 2017-03-21 | 2017-06-23 | 北京思宇博特科技有限公司 | A kind of traction reduction equipment |
| CN208464229U (en) * | 2017-11-28 | 2019-02-05 | 北京积水潭医院 | A kind of fracture setting device |
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2017
- 2017-11-28 CN CN201711218901.8A patent/CN107928773B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2201911Y (en) * | 1994-09-15 | 1995-06-28 | 陈宝菊 | Fracture tractor |
| CN202036300U (en) * | 2011-01-26 | 2011-11-16 | 泸州医学院附属医院 | Tractor |
| US20160228114A1 (en) * | 2011-06-03 | 2016-08-11 | Innovative Medical Products, Inc. | Modular distractor system for use in surgery |
| CN105411658A (en) * | 2016-01-12 | 2016-03-23 | 南京医科大学附属南京医院 | Reposition device for femoral shaft fracture |
| CN106880465A (en) * | 2017-03-21 | 2017-06-23 | 北京思宇博特科技有限公司 | A kind of traction reduction equipment |
| CN208464229U (en) * | 2017-11-28 | 2019-02-05 | 北京积水潭医院 | A kind of fracture setting device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109157276A (en) * | 2018-09-26 | 2019-01-08 | 深圳市龙华区中心医院 | It is a kind of to digitize controllable constant force bone Filtting device |
| CN114601542A (en) * | 2022-03-16 | 2022-06-10 | 北京罗森博特科技有限公司 | Elastic traction bow |
| CN114601543A (en) * | 2022-03-16 | 2022-06-10 | 北京罗森博特科技有限公司 | Elastic traction system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107928773B (en) | 2020-07-10 |
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Effective date of registration: 20210425 Address after: 100192 Beijing Haidian District Yongtaizhuang North Road No. 1 Tiandi Adjacent Feng2 Building No. 3 344 Patentee after: BEIJING LUOSEN BOTE TECHNOLOGY Co.,Ltd. Address before: 100035 No. 31 East Xinjiekou street, Beijing, Xicheng District Patentee before: BEIJING JISHUITAN Hospital |