CN209122428U - A kind of fixed screw taking-out device for orthopedics - Google Patents
A kind of fixed screw taking-out device for orthopedics Download PDFInfo
- Publication number
- CN209122428U CN209122428U CN201820483745.1U CN201820483745U CN209122428U CN 209122428 U CN209122428 U CN 209122428U CN 201820483745 U CN201820483745 U CN 201820483745U CN 209122428 U CN209122428 U CN 209122428U
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- China
- Prior art keywords
- threaded rod
- installation cavity
- shell
- taking
- out device
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Abstract
The utility model discloses a kind of fixed screw taking-out device for orthopedics, including shell, installation cavity is equipped in the shell, the side of the shell offers the socket being connected to installation cavity, threaded rod is rotatably connected in the socket, one end of the threaded rod passes through installing port and extends in installation cavity, the elongated end of the threaded rod and installation cavity wall rotation connection, slip ring is symmetrically threaded on the threaded rod, slide bar is fixedly connected to below two slip rings, the cunning mouth being connected to installation cavity is offered below the shell, two slide bars both pass through sliding mouth far from one end of slip ring and extend to outside installation cavity, the elongated end of two slide bars is fixedly installed with fixture block.The utility model realizes the taking-up of orthopaedics fixing screw, while also achieving the taking-up to the screw of fracture, thus applied widely, will not perform the operation and carry out because of screw braking effect, be conducive to the success of operation.
Description
Technical field
The utility model relates to Orthopedic medical equipment technology field more particularly to a kind of fixed screw taking-out device for orthopedics.
Background technique
With the continuous progress of science and technology, medical technology of today is also higher and higher therewith, as in the way of Plate internal fixiation
The case for the treatment of is also more and more.And it often may require that the screw for taking out sufferer body interior in the operation of Orthopedic Clinical
Nail.
The taking-up of the fixed screw of orthopaedics at present is that simple utilization screwdriver takes out the intracorporal screw of sufferer mostly
Nail, once there is the case where screw fracture, then can not continue to perform the operation, seriously affect the progress of operation, increase to patient
Pain, therefore need to design a kind of fixed screw taking-out device for orthopedics.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, such as: the fixed screw of orthopaedics at present
The taking-up of nail is simple using the screwdriver taking-up intracorporal screw of sufferer mostly, once there are the feelings of screw fracture
Condition can not then continue to perform the operation, and seriously affect the progress of operation, increase pain to patient.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of fixed screw taking-out device for orthopedics, including shell, the shell is interior to be equipped with installation cavity, the side of the shell
The socket being connected to installation cavity is offered, threaded rod is rotatably connected in the socket, one end of the threaded rod passes through installation
Mouth extends in installation cavity, the elongated end of the threaded rod and installation cavity wall rotation connection, symmetrical screw thread on the threaded rod
It is connected with slip ring, slide bar is fixedly connected to below two slip rings, offers below the shell and connects with installation cavity
Logical cunning mouth, two slide bars both pass through sliding mouth far from one end of slip ring and extend to outside installation cavity, and two slide bars prolong
It stretches end and is fixedly installed with fixture block, two fixture blocks are mounted on two opposite sides of the slide bar.
Preferably, the opposite side of two fixture blocks is fixedly installed with multiple anti-slip protrusions, multiple anti-slip protrusions it
Between cooperate.
Preferably, the other end of the threaded rod passes through installing port and extends to outside shell, and the threaded rod is located at outside shell
One end be fixedly connected with rotational handle, be fixedly installed with handle above the shell.
Preferably, the first external screw thread and the second external screw thread, first external screw thread and are respectively equipped on the threaded rod
Two externally threaded hand of spiral are on the contrary, one of them described slip ring is threadedly coupled by the first external screw thread with threaded rod, and in addition one
A slip ring is threadedly coupled by the second external screw thread with threaded rod.
Preferably, it is equipped with loop bar in the sliding mouth, the both ends of the loop bar are fixedly connected with the inner wall of sliding mouth, two institutes
The limited mouth being equipped on slide bar for the loop bar that is slidably connected is stated, is symmetrically fixedly installed with multiple bullets on the inner wall of the cunning mouth
Spring, the other end of multiple springs are fixedly connected with two opposite sides of slide bar.
Preferably, demarcation plate is equipped in the installation cavity, the demarcation plate is equipped with and opens for being socketed the first of threaded rod
Mouthful, the demarcation plate is fixed on installation cavity wall by fixed link, and the demarcation plate is located between two slip rings, the installation
It is symmetrically fixedly installed with stable disk on cavity wall, second for being rotatablely connected threaded rod is equipped in two stable disks and is opened
Mouthful, two stable disks are located at the two sides of two slip rings.
Compared with prior art, the utility model has the beneficial effects that by rotational handle, threaded rod, slip ring, slide bar,
Spring, sliding mouth, fixture block, anti-slip protrusion are realized and are fixedly clamped to screw, even the screw of fracture, can also carry out
It is fixedly clamped, screw can be driven to screw out by swing handle.The utility model is easy to operate, realizes orthopaedics fixed screw
The taking-up of nail, while the taking-up to the screw of fracture is also achieved, thus it is applied widely, shadow will not be broken because of screw
It rings operation to carry out, is conducive to the success of operation.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of fixed screw taking-out device for orthopedics schematic diagram of internal structure；
Fig. 2 is structural schematic diagram at the A of Fig. 1；
Fig. 3 is structural schematic diagram at the B of Fig. 1.
In figure: 1 shell, 2 handles, 3 fixed links, 4 threaded rods, 5 demarcation plates, 6 slide bars, 7 loop bars, 8 sliding mouths, 9 rotational handles,
10 stable disks, 11 slip rings, 12 springs, 13 limited mouths, 14 fixture blocks, 15 anti-slip protrusions.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, a kind of fixed screw taking-out device for orthopedics, including shell 1, shell 1 is interior to be equipped with installation cavity, shell 1
Side offer the socket being connected to installation cavity, be rotatably connected to threaded rod 4 in socket, one end of threaded rod 4 passes through installation
Mouth extends in installation cavity, and the elongated end of threaded rod 4 and installation cavity wall rotation connection, the other end of threaded rod 4, which passes through, to be installed
Mouth extends to outside shell 1, and one end that threaded rod 4 is located at outside shell 1 is fixedly connected with rotational handle 9, and the top of shell 1 is fixedly mounted
There is handle 2, threaded rod 4 rotated by the way that rotational handle 9 is convenient, the entire device for removing screw of rotation is facilitated by handle 2,
Take out screw.
It is symmetrically threaded with slip ring 11 on threaded rod 4, the first external screw thread and the second outer spiral shell are respectively equipped on threaded rod 4
Line, the first external screw thread and the second externally threaded hand of spiral are on the contrary, one of slip ring 11 passes through the first external screw thread and threaded rod 4
Be threadedly coupled, another slip ring 11 is threadedly coupled by the second external screw thread with threaded rod 4, by the first external screw thread and second outside
Screw thread it is contrary, realize to rotate clockwise rotational handle 9 two slip rings 11 may be implemented and move towards, to cooperate cunning
Bar 6 and fixture block 14, anti-slip protrusion 15 clamp screw.
Demarcation plate 5 is equipped in installation cavity, demarcation plate 5 is equipped with the first opening for being socketed threaded rod 4, and demarcation plate 5 is logical
It crosses fixed link 3 to be fixed on installation cavity wall, demarcation plate 5 is located between two slip rings 11, installs symmetrically fixed on cavity wall pacify
Equipped with stable disk 10, it is equipped with second for being rotatablely connected threaded rod 4 in two stable disks 10 and is open, two stable disk 10
In the two sides of two slip rings 11, the stability when rotation of threaded rod 4 can be made by demarcation plate 5 and stable disk 10, is also realized
Range when moving towards to two slip rings 11 limits.
The lower section of two slip rings 11 is fixedly connected to slide bar 6, and the lower section of shell 1 offers the cunning mouth being connected to installation cavity
8, two slide bars 6 both pass through sliding mouth 8 far from one end of slip ring 11 and extend to outside installation cavity, are equipped with loop bar 7 in sliding mouth 8, loop bar 7
Both ends are fixedly connected with the inner wall of sliding mouth 8, and the limited mouth 13 for the loop bar 7 that is slidably connected, sliding mouth are equipped on two slide bars 6
Multiple springs 12 are symmetrically fixedly installed on 8 inner wall, the other end of multiple springs 12 side opposite with two slide bars 6 is solid
Fixed connection realizes the limit moved towards to two slide bars 6 by loop bar 7 and limited mouth 13, and spring 12 is always in compression shape
State further promotes clamping of two fixture blocks 14 to screw by the elastic force of spring 12.
The elongated end of two slide bars 6 is fixedly installed with fixture block 14, and two fixture blocks 14 are mounted on opposite one of two slide bars 6
Side, the opposite side of two fixture blocks 14 are fixedly installed with multiple anti-slip protrusions 15, cooperate between multiple anti-slip protrusions 15,
By the complementation between two anti-slip protrusions 15, the clamping to screw, improving stability are further improved.
In the utility model, when user uses the device, two fixture blocks 14 are placed on what needs took out by medical staff
Screw two sides, needle of then taking advantage of a situation rotates rotational handle 9, so that threaded rod 4 rotates clockwise, cooperates outside the first external screw thread and second
Screw thread moves towards two slip rings 11, and two slide bars 6 move towards at this time, cooperates fixture block 14 and anti-slip protrusion 15 by screw
Nail clip is lived, and completes to clamp when rotational handle 9 can not rotate, spring 12 can be mentioned further still in compressive state at this time
The stabilization clamped is risen, medical staff's swing handle 2 drives entire shell 1 to rotate together, screw is taken out.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of fixed screw taking-out device for orthopedics, including shell (1), which is characterized in that be equipped with installation in the shell (1)
The side of chamber, the shell (1) offers the socket being connected to installation cavity, and threaded rod (4), institute are rotatably connected in the socket
The one end for stating threaded rod (4) passes through installing port and extends in installation cavity, and the elongated end and installation cavity wall of the threaded rod (4) turn
It is dynamic to connect, it is symmetrically threaded with slip ring (11) on the threaded rod (4), is fixedly connected with below two slip rings (11)
Have slide bar (6), the cunning mouth (8) being connected to installation cavity is offered below the shell (1), two slide bars (6) are far from sliding
One end of ring (11) both passes through sliding mouth (8) and extends to outside installation cavity, and the elongated end of two slide bars (6) is fixedly installed with folder
Block (14), two fixture blocks (14) are mounted on two opposite sides of the slide bar (6).
2. a kind of fixed screw taking-out device for orthopedics according to claim 1, which is characterized in that two fixture blocks (14)
Opposite side is fixedly installed with multiple anti-slip protrusions (15), is cooperated between multiple anti-slip protrusions (15).
3. a kind of fixed screw taking-out device for orthopedics according to claim 1, which is characterized in that the threaded rod (4)
The other end passes through installing port and extends to shell (1) outside, and the threaded rod (4) is located at the one end of shell (1) outside and is fixedly connected with rotation
Handle (9) is fixedly installed with handle (2) above the shell (1).
4. a kind of fixed screw taking-out device for orthopedics according to claim 1, which is characterized in that on the threaded rod (4)
It is respectively equipped with the first external screw thread and the second external screw thread, first external screw thread and the second externally threaded hand of spiral are on the contrary, wherein
One slip ring (11) is threadedly coupled by the first external screw thread with threaded rod (4), another described slip ring (11) passes through the
Two external screw threads are threadedly coupled with threaded rod (4).
5. a kind of fixed screw taking-out device for orthopedics according to claim 1, which is characterized in that set in the cunning mouth (8)
Have loop bar (7), the both ends of the loop bar (7) are fixedly connected with the inner wall of sliding mouth (8), are equipped on two slide bars (6)
For the limited mouth (13) of the loop bar that is slidably connected (7), multiple springs are symmetrically fixedly installed on the inner wall of the cunning mouth (8)
(12), the other end of multiple springs (12) is fixedly connected with two slide bar (6) opposite sides.
6. a kind of fixed screw taking-out device for orthopedics according to claim 1, which is characterized in that be equipped in the installation cavity
Demarcation plate (5), the demarcation plate (5) are equipped with the first opening for being socketed threaded rod (4), and the demarcation plate (5) passes through solid
Fixed pole (3) is fixed on installation cavity wall, and the demarcation plate (5) is located between two slip rings (11), on the installation cavity wall
It is symmetrically fixedly installed with stable disk (10), for being rotatablely connected threaded rod (4) is equipped on two stable disks (10)
Two openings, two stable disks (10) are located at the two sides of two slip rings (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820483745.1U CN209122428U (en) | 2018-04-08 | 2018-04-08 | A kind of fixed screw taking-out device for orthopedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820483745.1U CN209122428U (en) | 2018-04-08 | 2018-04-08 | A kind of fixed screw taking-out device for orthopedics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209122428U true CN209122428U (en) | 2019-07-19 |
Family
ID=67227079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820483745.1U Expired - Fee Related CN209122428U (en) | 2018-04-08 | 2018-04-08 | A kind of fixed screw taking-out device for orthopedics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209122428U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111067613A (en) * | 2019-12-25 | 2020-04-28 | 岳攀 | Rotary femoral intramedullary needle extractor |
| CN112691004A (en) * | 2021-01-14 | 2021-04-23 | 杨飞 | Orthopaedic walking aid |
| CN114431945A (en) * | 2020-10-30 | 2022-05-06 | 苏州保力康医疗科技有限公司 | Portable broken nail extractor |
-
2018
- 2018-04-08 CN CN201820483745.1U patent/CN209122428U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111067613A (en) * | 2019-12-25 | 2020-04-28 | 岳攀 | Rotary femoral intramedullary needle extractor |
| CN111067613B (en) * | 2019-12-25 | 2022-09-16 | 宿州微腾企业管理咨询服务有限公司 | Rotary femoral intramedullary needle extractor |
| CN114431945A (en) * | 2020-10-30 | 2022-05-06 | 苏州保力康医疗科技有限公司 | Portable broken nail extractor |
| CN112691004A (en) * | 2021-01-14 | 2021-04-23 | 杨飞 | Orthopaedic walking aid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190719 Termination date: 20200408 |