CN106725659A - A kind of reverse thread distraction reduction device - Google Patents
A kind of reverse thread distraction reduction device Download PDFInfo
- Publication number
- CN106725659A CN106725659A CN201710017608.9A CN201710017608A CN106725659A CN 106725659 A CN106725659 A CN 106725659A CN 201710017608 A CN201710017608 A CN 201710017608A CN 106725659 A CN106725659 A CN 106725659A
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- China
- Prior art keywords
- distraction reduction
- screw rod
- thread
- module
- distraction
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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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
-
- 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)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to a kind of reverse thread distraction reduction device,Including screw rod adjustment module,First distraction reduction module,Second distraction reduction module and sliding bar,The screw rod adjustment module includes adjusting knob,Screw rod,Right-handed thread and left hand thread,The adjusting knob left end face connecting screw rod,The side of the adjacent adjusting knob of the screw rod is provided with right-handed thread,The opposite side of the screw rod is provided with left hand thread,The first distraction reduction module is threadedly coupled on the right-handed thread,The second distraction reduction module is threadedly coupled in the left hand thread,Through hole in the first distraction reduction module and the second distraction reduction module is slidably connected sliding bar,The present invention has easy to operate,Minimally invasive reset,Otch is small,Appear few,Damage small,Can have an X-rayed,The distinguishing feature such as replacement and fixation effect is good,Distraction reduction process prolongs axis reset,Steadily,Accurately,It is controllable,Use safety,It is convenient,Various fracture can be directed to be carried out far and near section and is related to the fracture traction in joint to reset.
Description
Technical field
The present invention relates to medicine equipment, and in particular to a kind of reverse thread distraction reduction device.
Background technology
In current fractures, the traction of fracture open reduction is typically what is drawn with common hamulus of hamate bone, but
For old bone fracture, if drawn using common hamulus of hamate bone, due to the soft tissue convulsion contracting around backbone, the draw ratio of common hamulus of hamate bone
It is relatively time consuming, and when traction, common hamulus of hamate bone must be engaged epiphysis could be resetted, and this mode of traction is further increased
The pain of patient, there is also and use temporary fasteners, often need to remove temporary fasteners because placing bone plate, or because of flesh
Meat shrinks fracture and is difficult to reset, and for open reduction and closed reduction, existing device presence cannot prolong axis reset, nothing
The problems such as method is strutted, is unable to maintain that, this brings great trouble to normal fracture operation, in addition, strutting in the market is multiple
Position device, complex structure, inconvenient operation, distraction reduction process is unstable and accuracy is not high, it is difficult to control.
The content of the invention
It is steady, accurate, controllable it is an object of the invention to provide a kind of distraction reduction process, it is anti-using conveniently, safely
To screw thread distraction reduction device.
To achieve the above object, the present invention provides following technical scheme：
A kind of reverse thread distraction reduction device, including screw rod adjustment module, the first distraction reduction module, the second distraction reduction
Module and sliding bar, the screw rod adjustment module include adjusting knob, screw rod, right-handed thread and left hand thread, the regulation rotation
Button left end face connecting screw rod, the side of the adjacent adjusting knob of the screw rod is provided with right-handed thread, the opposite side of the screw rod
Left hand thread is provided with, the first distraction reduction module is threadedly coupled on the right-handed thread, be threadedly coupled in the left hand thread
Second distraction reduction module, the through hole in the first distraction reduction module and the second distraction reduction module is slidably connected slip
Bar.
Further, the first distraction reduction module includes sliding shoe, screwed hole, through hole, L-type plate, U-shaped piece and installation
Hole, the sliding shoe is threadedly coupled parallel to screwed hole, the screwed hole is provided with screw rod direction with right-handed thread, the screw thread
Hole both sides are symmetrically arranged with two through holes, one end of the sliding shoe rear end face lower section connection L-type plate, the L-type plate it is another
Lateral bend to the left is held, the end of the L-type plate connects U-shaped piece, two mounting holes are provided with about the U-shaped piece two boards.
Further, the second distraction reduction module includes sliding shoe, screwed hole, through hole, L-type plate, U-shaped piece and installation
Hole, the sliding shoe on screw rod (12) direction parallel to screwed hole is provided with, and the screwed hole is threadedly coupled with left hand thread, described
Symmetrically there are two through holes screwed hole both sides, one end of the sliding shoe rear end face lower section connection L-type plate, the L-type plate it is another
Lateral bend to the right is held, the end of the L-type plate connects U-shaped piece, two mounting holes are provided with about the U-shaped piece two boards.The
The bending direction for differing only in L-type plate of two distraction reduction modules and the first distraction reduction module, the second distraction reduction module
L-type plate lateral bend to the left.
Used as the further improvement of above-mentioned technology, the sliding bar is provided with two, corresponds to be slidably connected two respectively and supports
Open two groups of through holes on reseting module.
Used as the further improvement of above-mentioned technology, the side plate of the L-type plate end with U-shaped piece is connected, described U-shaped piece
Another side plate is parallel to the L-type plate end.
Used as the further improvement of above-mentioned technology, described U-shaped piece upper two mounting hole vertical direction overlaps.
As the further improvement of above-mentioned technology, fix bar is set in described U-shaped piece of two mounting holes.
Compared with prior art, the beneficial effects of the invention are as follows：Structure of the present invention is novel, and design science, simple structure is double
Helicitic texture, by dextrorotation or derotation adjusting knob, two distraction reduction modules are simultaneously opposite or dorsad move, and adjust two supports
The distance between reseting module is opened, so that fix bar (such as K-wire) distraction reduction in distraction reduction module, dextrorotation screw
Adjusting knob makes two distraction reduction modules be displaced outwardly respectively, you can reaches the handing-over position for strutting fracture, is allowed to convenient
Next step operation is carried out, double sliding bar designs make to be more uniformly stressed steadily when distraction reduction module is simultaneously mobile, improve strong
Degree, is easy to strut the steady, controllable of operation, and U-shaped piece and two designs of mounting hole thereon are served to fix bar (such as gram formula
Pin) effect being stablized and be oriented to, solve present reset temporary fasteners and place hone lamella, temporary fasteners need to be removed
Troublesome problem, with easy to operate, minimally invasive reset, otch is small, appear less, damage it is small, can have an X-rayed, that replacement and fixation effect is good etc. is aobvious
Work feature, and distraction reduction process prolong axis reset, it is steady, accurate, controllable, using conveniently, safely, can for it is various fracture into
Row distance and is related to the fracture traction in joint to reset at section.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is screw rod adjustment module structural representation of the invention.
Fig. 3 is the first distraction reduction modular structure schematic diagram of the invention.
In figure：1- screw rods adjustment module, 11- adjusting knobs, 12- screw rods, 13- right-handed threads, 14- left hand threads, 2-
One distraction reduction module, 21- sliding shoes, 22- screwed holes, 23- through holes, 24-L templates, 25-U types block, 26- mounting holes, 3- are slided
Bar.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Fig. 1 is referred to, in the embodiment of the present invention, a kind of reverse thread distraction reduction device, including screw rod adjustment module 1,
One distraction reduction module 2, the second distraction reduction module and sliding bar 3, the screw rod adjustment module 1 include adjusting knob 11, spiral shell
Bar 12, right-handed thread 13 and left hand thread 14, the left end face connecting screw rod 12 of the adjusting knob 11, the adjacent tune of the screw rod 12
The side for saving knob 11 is provided with right-handed thread 13, and the opposite side of the screw rod 12 is provided with left hand thread 14, the dextrorotation spiral shell
Distraction reduction module 2 is threadedly coupled on line 13, the first distraction reduction module 2 includes sliding shoe 21, screwed hole 22, through hole
23rd, L-type plate 24, U-shaped piece 25 and mounting hole 26, the sliding shoe 21 are described parallel to screwed hole 22 is provided with the direction of screw rod 12
Screwed hole 22 is threadedly coupled with right-handed thread 13, and the both sides of the screwed hole 22 are symmetrically arranged with two through holes 23, the sliding shoe
One end of 21 rear end faces lower section connection L-type plate 24, the other end of the L-type plate 24 lateral bend, the end of the L-type plate 24 to the left
U-shaped piece 25 of connection, two mounting holes 26 are provided with U-shaped piece of about 25 two boards, are threadedly coupled in the left hand thread 14
Second distraction reduction module, the through hole 23 in the first distraction reduction module 2 and the second distraction reduction module is slidably connected cunning
Lever 3, the sliding bar 3 is provided with two, and be slidably connected the first distraction reduction module 2 and the second distraction reduction mould are corresponded to respectively
Two groups of through holes 23 on block, the second distraction reduction module also includes sliding shoe, screwed hole, through hole, L-type plate, U-shaped piece and installation
Hole, parallel to screwed hole is provided with the direction of screw rod 12, the screwed hole is threadedly coupled sliding shoe with left hand thread, the screwed hole
Symmetrically there are two through holes both sides, and the sliding shoe rear end face lower section connects one end of L-type plate, and the other end of the L-type plate is to the right
Lateral bend, the end of the L-type plate connects U-shaped piece, and two mounting holes are provided with about the U-shaped piece two boards, and second struts
The bending direction for differing only in L-type plate of reseting module and the first distraction reduction module, the L-type plate of the second distraction reduction module
Lateral bend to the left, the side plate of the end of L-type plate 24 with U-shaped piece 25 is connected, and U-shaped piece of another side plate is parallel to the L-type plate
End, U-shaped piece of upper two mounting hole vertical direction overlaps.
Operation principle of the invention is：When the present invention is used, two fix bars (such as K-wire) be respectively inserted into two it is U-shaped
In mounting hole 26 on block 25, and two fix bars (such as K-wire) are screwed in the two ends of fracture site respectively, because screw rod is adjusted
It is provided with right-handed thread 13 and left hand thread 14, and the right-handed thread 13 and left hand thread 14 on screw rod 12 in section module 1 and is divided
The first distraction reduction module and the second distraction reduction module are not threadedly coupled, by dextrorotation or derotation adjusting knob 11, regulation two
The distance between individual distraction reduction module, so that two fix bar distraction reductions, dextrorotation screw adjusting knob 11 makes two supports
Open reseting module to be displaced outwardly respectively, you can reach the handing-over position for strutting fracture, be allowed to easily carry out next step operation, solve
Present reset temporary fasteners of having determined are placing hone lamella, need to remove the troublesome problem of temporary fasteners, with easy to operate, reset
The distinguishing features such as good fixing effect, and reseting procedure is steady, accurate, controllable, using conveniently, safely.
Structure of the present invention is novel, design science, simple structure, by dextrorotation or derotation adjusting knob 11, adjusts two supports
Open the distance between reseting module so that two fix bar distraction reductions, dextrorotation screw adjusting knob 11 make two strut it is multiple
Position module is displaced outwardly respectively, you can reaches the handing-over position for strutting fracture, is allowed to easily carry out next step operation, solves
Present reset temporary fasteners are placing hone lamella, the troublesome problem of temporary fasteners need to be removed, with easy to operate, minimally invasive multiple
Position, otch is small, appear less, damage it is small, can have an X-rayed, the distinguishing feature such as replacement and fixation effect is good, and distraction reduction process prolongs axis
Reset, it is steady, accurate, controllable, using conveniently, safely, for various fracture can carry out far and near section and be related to the fracture in joint to lead
Draw reset.
Preferred embodiments of the present invention are the foregoing is only, embodiments of the present invention and protection model is not thereby limited
Enclose, to those skilled in the art, should can appreciate that it is all with description of the invention and diagramatic content make etc.
With the scheme obtained by replacing and obviously changing, should be included in protection scope of the present invention.
Claims (8)
1. a kind of reverse thread distraction reduction device, including screw rod adjustment module (1), the first distraction reduction module (2), second strut
Reseting module and sliding bar (3), it is characterised in that the screw rod adjustment module (1) including adjusting knob (11), screw rod (12),
Right-handed thread (13) and left hand thread (14), the side end face connecting screw rod (12) of the adjusting knob (11), the screw rod (12)
The side of adjacent adjusting knob (11) is provided with right-handed thread (13), and the opposite side of the screw rod (12) is provided with left hand thread
(14) the first distraction reduction module (2), is threadedly coupled on the right-handed thread (13), is threadedly coupled on the left hand thread (14)
Second distraction reduction module, the through hole on the first distraction reduction module (2) and the second distraction reduction module is slidably connected cunning
Lever (3).
2. a kind of reverse thread distraction reduction device according to claim 1, it is characterised in that the first distraction reduction mould
Block (2) includes sliding shoe (21), screwed hole (22), through hole (23), L-type plate (24), U-shaped piece (25) and mounting hole (26), described
Sliding shoe (21) parallel to being provided with screwed hole (22) on screw rod (12) direction, the screwed hole (22) and right-handed thread (13) screw thread
Connection, screwed hole (22) both sides are symmetrically arranged with two through holes (23), sliding shoe (21) the rear end face lower section connection L-type
One end of plate (24), the other end of the L-type plate (24) lateral bend to the left, the end of the L-type plate (24) connects U-shaped piece
(25) two mounting holes (26), are provided with U-shaped piece (25) upper and lower two boards.
3. a kind of reverse thread distraction reduction device according to claim 1 and 2, it is characterised in that described second strut it is multiple
Position module includes sliding shoe, screwed hole, through hole, L-type plate, U-shaped piece and mounting hole, and the sliding shoe is parallel to screw rod (12) direction
On be provided with screwed hole, the screwed hole is threadedly coupled with left hand thread (14), the screwed hole both sides be symmetrically arranged with two lead to
Hole, one end of sliding shoe rear end face lower section connection L-type plate, the other end of the L-type plate lateral bend, the L-type plate to the right
End connect U-shaped piece, be provided with two mounting holes on about the U-shaped piece two boards.
4. a kind of reverse thread distraction reduction device according to claim 1 and 2, it is characterised in that the sliding bar (3) sets
Two are equipped with, two groups of through holes being slidably connected in the first distraction reduction module (2) and the second distraction reduction module are corresponded to respectively.
5. a kind of reverse thread distraction reduction device according to claim 3, it is characterised in that the sliding bar (3) is set
There are two, two groups of through holes being slidably connected in the first distraction reduction module (2) and the second distraction reduction module are corresponded to respectively.
6. a kind of reverse thread distraction reduction device according to Claims 2 or 3, it is characterised in that the L-type plate end with
U-shaped piece of side plate connection, described U-shaped piece of another side plate is parallel to the L-type plate end.
7. a kind of reverse thread distraction reduction device according to Claims 2 or 3, it is characterised in that described U-shaped piece upper two
Mounting hole vertical direction overlaps.
8. a kind of reverse thread distraction reduction device according to Claims 2 or 3, it is characterised in that two of described U-shaped piece
Fix bar is set in mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017608.9A CN106725659B (en) | 2017-01-11 | 2017-01-11 | Reverse thread opening restorer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017608.9A CN106725659B (en) | 2017-01-11 | 2017-01-11 | Reverse thread opening restorer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106725659A true CN106725659A (en) | 2017-05-31 |
| CN106725659B CN106725659B (en) | 2021-03-09 |
Family
ID=58947466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710017608.9A Active CN106725659B (en) | 2017-01-11 | 2017-01-11 | Reverse thread opening restorer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106725659B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107736904A (en) * | 2017-10-30 | 2018-02-27 | 上海创赋医疗科技有限公司 | A kind of heel string stitching unstrument |
| CN108011323A (en) * | 2017-12-22 | 2018-05-08 | 周五莲 | Multi-functional communication engineering cable auxiliary arrangement frame |
| CN108324361A (en) * | 2018-02-24 | 2018-07-27 | 大连大学 | Bone traction sets needle sighting device |
| CN109011415A (en) * | 2018-09-11 | 2018-12-18 | 张璇 | A kind of intelligent medical instrument that basin bottom is repaired |
| CN109805972A (en) * | 2019-02-14 | 2019-05-28 | 郑福昌 | General surgery muscle pull device |
| CN110292404A (en) * | 2019-07-18 | 2019-10-01 | 王福科 | A kind of bone device for spreading and application method for osteotomy treatment |
| CN110537945A (en) * | 2019-09-20 | 2019-12-06 | 沈阳术驰医疗科技有限公司 | Minimally invasive surgical instrument |
| CN111329538A (en) * | 2020-03-05 | 2020-06-26 | 青岛大学附属医院 | Sternum retractor for cardiothoracic vascular surgery and using method thereof |
| CN111685807A (en) * | 2019-03-12 | 2020-09-22 | 刘永春 | Opening device |
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| CN202801779U (en) * | 2012-08-21 | 2013-03-20 | 楚晓丰 | Bone traction steel needle punching locator |
| CN202920320U (en) * | 2012-11-19 | 2013-05-08 | 汤金城 | Bone fracture repositor |
| CN104758015A (en) * | 2015-04-21 | 2015-07-08 | 张家港市亚堤仕医疗咨询管理有限公司 | Skin drafting device |
| CN105455886A (en) * | 2015-12-31 | 2016-04-06 | 张英泽 | Fracture traction fixator capable of carrying out fracture traction fixation and rapid reduction simultaneously |
| CN206950193U (en) * | 2017-01-11 | 2018-02-02 | 中国人民解放军总医院 | A kind of reverse thread distraction reduction device |
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| CN202801779U (en) * | 2012-08-21 | 2013-03-20 | 楚晓丰 | Bone traction steel needle punching locator |
| CN202920320U (en) * | 2012-11-19 | 2013-05-08 | 汤金城 | Bone fracture repositor |
| CN104758015A (en) * | 2015-04-21 | 2015-07-08 | 张家港市亚堤仕医疗咨询管理有限公司 | Skin drafting device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107736904A (en) * | 2017-10-30 | 2018-02-27 | 上海创赋医疗科技有限公司 | A kind of heel string stitching unstrument |
| CN108011323A (en) * | 2017-12-22 | 2018-05-08 | 周五莲 | Multi-functional communication engineering cable auxiliary arrangement frame |
| CN108324361A (en) * | 2018-02-24 | 2018-07-27 | 大连大学 | Bone traction sets needle sighting device |
| CN109011415A (en) * | 2018-09-11 | 2018-12-18 | 张璇 | A kind of intelligent medical instrument that basin bottom is repaired |
| CN109805972A (en) * | 2019-02-14 | 2019-05-28 | 郑福昌 | General surgery muscle pull device |
| CN109805972B (en) * | 2019-02-14 | 2021-03-12 | 郑福昌 | Muscle retractor for general surgery department operation |
| CN111685807A (en) * | 2019-03-12 | 2020-09-22 | 刘永春 | Opening device |
| CN110292404A (en) * | 2019-07-18 | 2019-10-01 | 王福科 | A kind of bone device for spreading and application method for osteotomy treatment |
| CN110537945A (en) * | 2019-09-20 | 2019-12-06 | 沈阳术驰医疗科技有限公司 | Minimally invasive surgical instrument |
| CN111329538A (en) * | 2020-03-05 | 2020-06-26 | 青岛大学附属医院 | Sternum retractor for cardiothoracic vascular surgery and using method thereof |
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| CN106725659B (en) | 2021-03-09 |
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