CN209253095U - A kind of orthopaedics Kirschner wire fixation device - Google Patents
A kind of orthopaedics Kirschner wire fixation device Download PDFInfo
- Publication number
- CN209253095U CN209253095U CN201720891264.XU CN201720891264U CN209253095U CN 209253095 U CN209253095 U CN 209253095U CN 201720891264 U CN201720891264 U CN 201720891264U CN 209253095 U CN209253095 U CN 209253095U
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- CN
- China
- Prior art keywords
- kirschner wire
- positioning
- groove portion
- slide groove
- fixing frame
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Abstract
The utility model discloses a kind of orthopaedics Kirschner wire fixation devices, including Kirschner wire propeller, screw shell, arc connector, annular fixing frame, positioning region, slide bar, elastic joint part, connecting rod, external thread pipe, soft metal connecting shaft processed, bourdon tube, universal protection tube, locking plate, first threaded rod, fixed knob, fixed block, clamping screw, sliding slot, positioning lamp, push plate, push rod, Return spring pipe, magnet fixed block, Kirschner wire, fixed disk, kirschner needle guard, slide groove portion, positioning end and cylinder, the annular fixing frame is slidably mounted on positioning region, positioning region is by slide groove portion, positioning end and elastic joint part composition, the orthopaedics is easy to assembly with Kirschner wire fixation device, it firmly installs, accurate positioning, be conducive to the propulsion of Kirschner wire, mitigate patient's pain, mitigate work simultaneously for medical care work person person Pressure.
Description
Technical field
The utility model relates to medical instruments fields, more particularly, to a kind of orthopaedics Kirschner wire fixation device.
Background technique
With the progress of modern medical techniques, minimally invasive surgery technology penetrates into clinical every field, while precisely medical treatment
As the higher pursuit of new period medical worker.Orthopaedic trauma is as one of clinical medical important branch, Minimally Invasive Surgery skill
Art is also widely used, and orthopaedics Minimally Invasive Surgery has the characteristics that technology wound is small, it is accurate to reset, fixation is definite, is overcome
Traditional operation wound is big, the long defect of operating time, while can reach while ensuring well to reset, and accomplishes accurately solid
It is fixed, it reduces repeatedly, excessively remove to the maximum extent, puncture, iatrogenic injury brought by burr, subtract to a greater extent repeatedly
Merging screw position is lacked, length, has cut out, fixes the defects of inaccurate.
For limbs of comminuted fracture, what the fracture that falls especially with small bone block and being not easy clamped, orthopaedics is micro-
Invasive procedures technology obviously has best adaptability, currently, finding in clinical process, since the notch of Minimally Invasive Surgery is small, more
It needs to carry out precise positioning.
Utility model content
The utility model is to overcome above situation insufficient, it is desirable to provide a kind of technical solution that can solve the above problem.
A kind of orthopaedics Kirschner wire fixation device, including Kirschner wire propeller, annular fixing frame, positioning region, slide bar, elasticity
Interconnecting piece, slide groove portion and positioning end, the annular fixing frame are slidably mounted on positioning region, and positioning region is by slide groove portion, positioning end
It is formed with elastic joint part, the both ends of slide groove portion pass through pipe screw thread elastic joint part and connect, the bottom end of two elastic joint parts
Be all connected with positioning end, annular fixing frame is slidably mounted in slide groove portion, and the centre of annular fixing frame opens up through-hole, through-hole just under
Side's installation screw shell, positioning lamp are fixedly mounted on the lateral wall of screw shell by arc connector, Kirschner wire propeller
Centre by being threadably mounted at annular fixing frame is installed.
Preferably, the centre of the slide groove portion is equipped with hollow sliding chamber, and two lateral surfaces of slide groove portion are equipped with sliding slot, and sliding slot is
Convex wall formula groove, sliding slot centre form the sliding chamber of "convex" shaped, and the thread bush of pipe screw thread is fixedly mounted in the both ends bottom of slide groove portion.
Preferably, the outside of the elastic joint part is universal protection tube, and the centre of universal protection tube is soft
Metal connecting shaft processed, soft metal connecting shaft processed and universal protection tube intermediate sleeve are equipped with bourdon tube, universal protection tube
Connecting rod is fixedly mounted in upper and lower ends, and the bottom of connecting rod is equipped with locking plate, and the external thread pipe sleeve of pipe screw thread is mounted in universal
In the connecting rod of protection tube bottom, the top external thread pipe of elastic joint part is connected with the thread bush of slide groove portion.
Preferably, the thread bush of pipe screw thread is fixedly mounted in the upper end of the positioning end, thread bush and elasticity on positioning end
The external thread pipe of interconnecting piece lower end is connected, and the lower section of positioning end symmetrically opens up threaded hole, and threaded hole is equipped with the first spiral shell
Rasp bar, fixed knob is fixedly connected on the outside of the first threaded rod, and the inside of the first threaded rod passes through shaft connection fixing block.
Preferably, two end side of annular fixing frame is respectively mounted slide bar, and the bottom of slide bar passes through the fixed pulley of shaft, pulley
It is slided in sliding slot, locking through hole is opened up among the shaft of pulley, locking through hole is equipped with the lock for fixing and unclamping slide bar
Tight bolt.
Preferably, the outside of the Kirschner wire propeller is cylinder, and magnet fixed block is slidably mounted on the inner wall of cylinder,
Two Return spring pipes are connected between the upper end of magnet fixed block and the top of cylinder, magnet lower end of fixing block is opened up for fixing
Push rod is fixedly mounted in the circular groove of Kirschner wire bottom, the top that the top sky of magnet fixed block crosses cylinder, and the top of push rod is solid
Dingan County fills push plate, and fixed disk, which is fixedly mounted among the inside fixed disk of cylinder, opens up through-hole, wears immediately below the through-hole of fixed disk
The bottom for crossing cylinder is equipped with kirschner needle guard, and the second threaded rod is fixedly mounted on the underface of cylinder and coaxially pacifies with kirschner needle guard
Dress.
Compared with prior art, the utility model has the beneficial effects that
Orthopaedics Kirschner wire fixation device described in the utility model makes to fill by the cooperation of fixed plate and elastic joint part
The operation adaptability enhancing set, flexibility increase, and sliding equipment can be such that the position of Kirschner wire propeller is finely adjusted, and positioning lamp can
To Kirschner wire lunge position carry out precise positioning, using Kirschner wire propulsive mechanism compensate for by hand thread a needle it is unstable, firmly not
Uniform defect, structure is simple, easy to operate, alleviates the operating pressure of medical care person.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of orthopaedics Kirschner wire fixation device；
Fig. 2 is the structural schematic diagram of Kirschner wire propeller in orthopaedics Kirschner wire fixation device；
Fig. 3 is the structural schematic diagram of elastic joint part in orthopaedics Kirschner wire fixation device.
In figure: Kirschner wire propeller 1, screw shell 2, arc connector 3, annular fixing frame 4, positioning region 5, slide bar 6, bullet
Property interconnecting piece 7, connecting rod 71, external thread pipe 72, soft metal connecting shaft 73 processed, bourdon tube 74, universal protection tube 75, lock
Tight disk 76, the first threaded rod 8, fixed knob 9, fixed block 10, clamping screw 11, sliding slot 12, positioning lamp 13, push plate 14, push rod
15, Return spring pipe 16, magnet fixed block 17, Kirschner wire 18, fixed disk 19, the second threaded rod 20, kirschner needle guard 21, slide groove portion
22, positioning end 23 and cylinder 24.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
Please refer to Fig. 1~3, in the utility model embodiment, a kind of orthopaedics is pushed away with Kirschner wire fixation device, including Kirschner wire
Into device 1, screw shell 2, arc connector 3, annular fixing frame 4, positioning region 5, slide bar 6, elastic joint part 7, connecting rod 71, outer
Set screwed pipe 72, soft metal connecting shaft 73 processed, bourdon tube 74, universal protection tube 75, locking plate 76, the first threaded rod 8, solid
It is solid to determine knob 9, fixed block 10, clamping screw 11, sliding slot 12, positioning lamp 13, push plate 14, push rod 15, Return spring pipe 16, magnet
Determine block 17, Kirschner wire 18, fixed disk 19, the second threaded rod 20, kirschner needle guard 21, slide groove portion 22, positioning end 23 and cylinder 24, institute
Annular fixing frame 4 to be stated to be slidably mounted on positioning region 5, positioning region 5 is made of slide groove portion 22, positioning end 23 and elastic joint part 7,
The both ends of slide groove portion 22 pass through the connection of pipe screw thread elastic joint part 7, and the centre of the slide groove portion 22 is equipped with hollow sliding chamber, sliding slot
Two lateral surfaces in portion 22 are equipped with sliding slot 12, and sliding slot 12 is convex wall formula groove, and the sliding chamber of "convex" shaped, sliding slot are formed among sliding slot 12
The thread bush of pipe screw thread is fixedly mounted in the both ends bottom in portion 22；The outside of the elastic joint part 7 is universal protection tube
75, the centre of universal protection tube 75 is soft metal connecting shaft 73 processed, soft metal connecting shaft 73 processed and universal protection tube
75 intermediate sleeves are equipped with bourdon tube 74, and connecting rod 71, the bottom of connecting rod 71 is fixedly mounted in the upper and lower ends of universal protection tube 75
Portion is equipped with locking plate 76, and the external thread pipe 72 of pipe screw thread is sleeved in the connecting rod 71 of universal 75 bottom of protection tube,
The top external thread pipe 72 of elastic joint part 7 is connected with the thread bush of slide groove portion 22；The bottom end of two elastic joint parts 7 is equal
Positioning end 23 is connected, the thread bush of pipe screw thread, thread bush and bullet on positioning end 23 is fixedly mounted in the upper end of the positioning end 23
Property 7 lower end of interconnecting piece external thread pipe 72 be connected, the lower section of positioning end 23 symmetrically opens up threaded hole, and threaded hole, which is equipped with, to be used
First threaded rod 8, the outside of the first threaded rod 8 are fixedly connected with fixed knob 9, and the inside of the first threaded rod 8 is connected by shaft
Fixed block 10；In use, positioning region 5 to be first placed on to the position for needing to perform the operation, elasticity can be passed through according to the difference of surgery location
The opening and closing size of 5 bottom end positioning end 23 of positioning region is adjusted in interconnecting piece 7, solid by turn after adjusting to suitable position
The clamping operative site of fixed block 10 that knob 9 drives the first threaded rod 8 and makes is determined, so that described device be made preferably to be fixed on
On operative site, annular fixing frame 4 is slidably mounted in slide groove portion 22, and 4 liang of end sides of the annular fixing frame are respectively mounted slide bar 6,
The bottom of slide bar 6 is slided in sliding slot 12 by the fixed pulley of shaft, pulley, and locking through hole is opened up among the shaft of pulley, is locked
Only through-hole is equipped with the clamping screw 11 for fixing and unclamping slide bar 6；Clamping screw 11 support to sliding slot 12 inner wall from
And stationary annular fixed frame 4, the centre of annular fixing frame 4 open up through-hole, screw shell 2, positioning lamp are installed in the underface of through-hole
13 are fixedly mounted on the lateral wall of screw shell 2 by arc connector 3, and the installation of Kirschner wire propeller 1 is installed by screw thread
In the centre of annular fixing frame 4, the outside of the Kirschner wire propeller 1 is cylinder 24, and magnet fixed block 17 is slidably mounted on cylinder
On the inner wall of body 24, two Return spring pipes 16 are connected between the upper end of magnet fixed block 17 and the top of cylinder 24, magnet is solid
Determine 17 lower end of block and open up circular groove for 18 bottom of fixation Kel's needle, the top sky of magnet fixed block 17 crosses the top of cylinder 24
Push rod 15 is fixedly mounted in end, and push plate 14 is fixedly mounted in the top of push rod 15, and the inside that fixed disk 19 is fixedly mounted on cylinder 24 is solid
Through-hole is opened up among price fixing 19, the bottom that cylinder 24 is passed through immediately below the through-hole of fixed disk 19 is equipped with kirschner needle guard 21, the second spiral shell
Rasp bar 20 is fixedly mounted on the underface of cylinder 24 and is co-axially mounted with kirschner needle guard 21；When needing to carry out bone surgery, first
Kirschner wire 18 is injected in Kirschner wire propeller 1 from the bottom of the assorted set 21 of kirschner, the Aculeata of Kirschner wire 18 just sticks into magnet
In the circular groove of fixed block 17, then Kirschner wire propeller 1 is passed through into the second threaded rod 20 and is threadably mounted at annular fixing frame 4
On, 13 point of irradiation of positioning lamp on annular fixing frame 4 on the vertical axis of Kirschner wire 18, can just be found accurately by positioning lamp 13
Surgery location is finely adjusted annular fixing frame 4 by slide bar 6, after finding position, is slowly advanced Kirschner wire 18 by push rod
In pinprick on bone.
The working principle of the utility model is:
In use, positioning region 5 is first placed on to the position for needing to perform the operation, it can be by elasticity even according to the difference of surgery location
The opening and closing size of 5 bottom end positioning end 23 of positioning region is adjusted in socket part 7, after adjusting to suitable position, is fixed by turn
Knob 9 drives the first threaded rod 8 and the fixed block 10 made clamps operative site, so that described device be made preferably to be fixed on hand
On art position, supporting to the inner wall of sliding slot 12 to stationary annular fixed frame 4 for clamping screw 11 is assorted from kirschner by Kirschner wire 18
The bottom of set 21 is injected in Kirschner wire propeller 1, and the Aculeata of Kirschner wire 18 just sticks into the circular groove of magnet fixed block 17
It is interior, then Kirschner wire propeller 1 is threadably mounted on annular fixing frame 4 by the second threaded rod 20, determine on annular fixing frame 4
Position 13 point of irradiation of lamp just on the vertical axis of Kirschner wire 18, can find surgery location accurately by positioning lamp 13, right by slide bar 6
Annular fixing frame 4 is finely adjusted, and after finding position, Kirschner wire 18 is slowly advanced in the pinprick on bone by push rod.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (6)
1. a kind of orthopaedics Kirschner wire fixation device, including Kirschner wire propeller (1), annular fixing frame (4), positioning region (5), cunning
Bar (6), elastic joint part (7), slide groove portion (22) and positioning end (23), which is characterized in that annular fixing frame (4) the sliding peace
On positioning region (5), positioning region (5) are made of slide groove portion (22), positioning end (23) and elastic joint part (7), slide groove portion
(22) both ends pass through pipe screw thread elastic joint part (7) connection, and the bottom end of two elastic joint parts (7) is all connected with positioning end
(23), annular fixing frame (4) is slidably mounted on slide groove portion (22), and the centre of annular fixing frame (4) opens up through-hole, and through-hole is just
Screw shell (2) are installed in lower section, and positioning lamp (13) is fixedly mounted on the lateral wall of screw shell (2) by arc connector (3)
On, Kirschner wire propeller (1) installs the centre by being threadably mounted at annular fixing frame (4).
2. orthopaedics according to claim 1 Kirschner wire fixation device, which is characterized in that the centre of the slide groove portion (22)
Equipped with hollow sliding chamber, two lateral surfaces of slide groove portion (22) are equipped with sliding slot (12), and sliding slot (12) is convex wall formula groove, sliding slot (12)
Centre forms the sliding chamber of "convex" shaped, and the thread bush of pipe screw thread is fixedly mounted in the both ends bottom of slide groove portion (22).
3. orthopaedics according to claim 1 Kirschner wire fixation device, which is characterized in that the elastic joint part (7)
Outside is universal protection tube (75), and the centre of universal protection tube (75) is soft metal connecting shaft (73) processed, soft system gold
Belong to connecting shaft (73) and universal protection tube (75) intermediate sleeve is equipped with bourdon tube (74), above and below universal protection tube (75)
Connecting rod (71) are fixedly mounted in both ends, and the bottom of connecting rod (71) is equipped with locking plate (76), the external thread pipe of pipe screw thread
(72) it is sleeved in the connecting rod (71) of universal protection tube (75) bottom, the top external thread pipe of elastic joint part (7)
(72) it is connected with the thread bush of slide groove portion (22).
4. orthopaedics according to claim 1 Kirschner wire fixation device, which is characterized in that the upper end of the positioning end (23)
The thread bush of pipe screw thread is fixedly mounted, the external thread pipe of thread bush and elastic joint part (7) lower end on positioning end (23)
(72) it is connected, the lower section of positioning end (23) symmetrically opens up threaded hole, and threaded hole is equipped with the first threaded rod (8), the first spiral shell
It is fixedly connected on the outside of rasp bar (8) fixed knob (9), the inside of the first threaded rod (8) passes through shaft connection fixing block (10).
5. orthopaedics according to claim 1 Kirschner wire fixation device, which is characterized in that the annular fixing frame (4) two
End side is respectively mounted slide bar (6), and the bottom of slide bar (6) passes through the fixed pulley of shaft, pulley sliding in sliding slot (12), turn of pulley
Locking through hole is opened up among axis, locking through hole is equipped with the clamping screw (11) for fixing and unclamping slide bar (6).
6. orthopaedics according to claim 1 Kirschner wire fixation device, which is characterized in that the Kirschner wire propeller (1)
Outside be cylinder (24), magnet fixed block (17) is slidably mounted on the inner wall of cylinder (24), magnet fixed block (17) it is upper
Two Return spring pipes (16) are connected between end and the top of cylinder (24), magnet fixed block (17) lower end is opened up for fixed gram
Push rod is fixedly mounted in the circular groove of family name's needle (18) bottom, the top that the top sky of magnet fixed block (17) crosses cylinder (24)
(15), push plate (14) are fixedly mounted in the top of push rod (15), and fixed disk (19) is fixedly mounted on the inside fixed disk of cylinder (24)
(19) intermediate to open up through-hole, the bottom that cylinder (24) are passed through immediately below the through-hole of fixed disk (19) is equipped with kirschner needle guard (21), the
Two threaded rods (20) are fixedly mounted on the underface of cylinder (24) and are co-axially mounted with kirschner needle guard (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720891264.XU CN209253095U (en) | 2017-07-21 | 2017-07-21 | A kind of orthopaedics Kirschner wire fixation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720891264.XU CN209253095U (en) | 2017-07-21 | 2017-07-21 | A kind of orthopaedics Kirschner wire fixation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209253095U true CN209253095U (en) | 2019-08-16 |
Family
ID=67555808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720891264.XU Expired - Fee Related CN209253095U (en) | 2017-07-21 | 2017-07-21 | A kind of orthopaedics Kirschner wire fixation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209253095U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112535524A (en) * | 2020-12-02 | 2021-03-23 | 中国科学院大学宁波华美医院 | Tibial plateau resetting device that sinks |
| CN114917013A (en) * | 2022-04-12 | 2022-08-19 | 吉林大学 | Multi-pose kirschner wire clamp holder for robot-assisted fracture reduction operation |
-
2017
- 2017-07-21 CN CN201720891264.XU patent/CN209253095U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112535524A (en) * | 2020-12-02 | 2021-03-23 | 中国科学院大学宁波华美医院 | Tibial plateau resetting device that sinks |
| CN112535524B (en) * | 2020-12-02 | 2022-03-08 | 中国科学院大学宁波华美医院 | Tibial plateau resetting device that sinks |
| CN114917013A (en) * | 2022-04-12 | 2022-08-19 | 吉林大学 | Multi-pose kirschner wire clamp holder for robot-assisted fracture reduction operation |
| CN114917013B (en) * | 2022-04-12 | 2024-03-22 | 吉林大学 | Multi-pose Kirschner wire clamp holder for robot-assisted fracture reduction operation |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20200721 |
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| CF01 | Termination of patent right due to non-payment of annual fee |