CN209377703U - A kind of external fixation device for fracture connecting clip - Google Patents
A kind of external fixation device for fracture connecting clip Download PDFInfo
- Publication number
- CN209377703U CN209377703U CN201821753234.3U CN201821753234U CN209377703U CN 209377703 U CN209377703 U CN 209377703U CN 201821753234 U CN201821753234 U CN 201821753234U CN 209377703 U CN209377703 U CN 209377703U
- Authority
- CN
- China
- Prior art keywords
- fastening screw
- screw
- external fixation
- fixation device
- intermediate plate
- Prior art date
- 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.)
- Active
Links
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model provides a kind of external fixation device for fracture connecting clip, comprising: fastening screw；At least a pair of intermediate plate being mounted in the fastening screw, it is arranged along the central axes direction of the fastening screw, the intermediate plate positioned at the fastening screw tail portion is equipped with centre bore, the internal screw thread cooperated with the fastening screw is equipped in the centre bore, it is arranged on the adjacent surface of a pair of intermediate plate fluted, the notch direction that a pair of intermediate plate is formed is vertical with the central axes direction, be used for across with fixed connecting rod or spicule；The tail portion of anti-drop screw, the fastening screw is hollow, equipped with the internal screw thread cooperated with the anti-drop screw；The head of the fastening screw is hexagonal in round end, and the anti-drop screw is 1-shaped open screw.External fixation device for fracture connecting clip provided by the utility model effectively reduces and there is a possibility that generating damage to patient, easy to use, cleaning easy to disassemble in use.
Description
Technical field
The utility model relates to orthopedic medical device field more particularly to a kind of external fixation device for fracture connecting clips.
Background technique
External fixation device for fracture is a kind of common technology for the treatment of fracture, especially using most in open fracture operation
It is more.Such device for clinically using is many kinds of at present, but its major mechanical structure include spicule (for piercing in bone),
Connecting rod (bridge joint for both ends of fracturing), external fixation device for fracture connecting clip (are used for spicule and connecting rod, connecting rod and company
The connection of extension bar).Spicule and the most structure of connecting rod are single, and the external fixation device for fracture connecting clip of various inner fixing devices
Structural form is different.Existing external fixation device for fracture connecting clip is in the presence of structure is complicated, exists in use
A possibility that damage is generated to patient.
Utility model content
The technical issues of the utility model solves is external fixation device for fracture connecting clip using cumbersome, in use
A possibility that in the presence of damage is generated to patient.
In order to solve the above-mentioned technical problem, the utility model provides a kind of external fixation device for fracture connecting clip, comprising:
Fastening screw；
At least a pair of intermediate plate being mounted in fastening screw, is arranged along the central axes direction of fastening screw, is located at fastening
The intermediate plate of screw tail portion is equipped with centre bore, is equipped with the internal screw thread cooperated with fastening screw, the adjacent surface of a pair of of intermediate plate in centre bore
Upper setting is fluted, and the notch direction that a pair of of intermediate plate is formed is vertical with central axes direction, be used for across with fixed connecting rod or bone
Needle；
The tail portion of anti-drop screw, fastening screw is hollow, equipped with the internal screw thread cooperated with anti-drop screw；
The head of fastening screw is hexagonal in round end, and anti-drop screw is 1-shaped open screw.
Optionally, further includes:
Elastic device, elastic device are set between two pairs of intermediate plates, are arranged along the central axes direction of fastening screw, elasticity
The elastic direction of device is consistent with central axes direction.
Optionally, the contact surface of two intermediate plate adjacent with elastic device is dentalation.
Optionally, groove includes at least two secant planes.
Optionally, groove has circular cross section.
Optionally, further include gasket, be sheathed on the central axes direction of fastening screw, be set to fastening screw head and its
Between adjacent intermediate plate, for facilitating fastening screw to rotate and reducing the abrasion between fastening screw and intermediate plate.
Optionally, the material of gasket is Fiber Materials.
As above, the utility model provides a kind of external fixation device for fracture connecting clip, comprising: fastening screw；At least one
To the intermediate plate being mounted in fastening screw, it is arranged along the central axes direction of fastening screw, the intermediate plate positioned at fastening screw tail portion
Equipped with centre bore, the internal screw thread cooperated with fastening screw is equipped in centre bore, be arranged on the adjacent surface of a pair of of intermediate plate it is fluted, one
To intermediate plate formed notch direction it is vertical with central axes direction, be used for across with fixed connecting rod or spicule；Anti-drop screw, fastening
The tail portion of screw is hollow, equipped with the internal screw thread cooperated with anti-drop screw；The head of fastening screw is hexagonal in round end, anti-drop screw
For 1-shaped open screw.
As above, the utility model is set anti-drop screw to by setting hexagonal in round end for the head of fastening screw
1-shaped open screw effectively reduces and there is a possibility that generating damage to patient in use, easy to use, easy to disassemble
Cleaning.
For the above content of the utility model can be clearer and more comprehensible, preferred embodiment is cited below particularly, and in conjunction with attached drawing, make
Detailed description are as follows.
Detailed description of the invention
Fig. 1 a is the structural schematic diagram one of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 1 b is the top view on the fastening screw head of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 2 a is the structural schematic diagram two of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 2 b is the cross-sectional view of the gasket in the utility model embodiment external fixation device for fracture connecting clip；
Fig. 3 a is the structural schematic diagram three of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 3 b is the cross-sectional view of the fastening screw of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 4 a is the structural schematic diagram four of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 4 b is the signal of the contact surface of a pair of of intermediate plate of the utility model embodiment external fixation device for fracture connecting clip
Figure；
Fig. 4 c is the cross-sectional view of the intermediate plate of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 5 a is the structural schematic diagram five of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 5 b is the structural schematic diagram of the elastic device of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 6 a is the structural schematic diagram six of the utility model embodiment external fixation device for fracture connecting clip；
Fig. 6 b is the cross-sectional view of the anti-drop screw of the utility model embodiment external fixation device for fracture connecting clip.
Wherein, the above drawings include the following reference numerals:
1 fastening screw；
The head of 11 fastening screws；
The tail portion of 12 fastening screws；
21 intermediate plates；
22 intermediate plates；
23 grooves；
3 elastic devices；
4 anti-drop screws；
The screw hole of 41 anti-drop screws.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this theory
The bright revealed content of book understands other advantages and effect of the utility model easily.Although the description of the utility model will tie
It closes preferred embodiment to introduce together, but this feature for not representing this utility model is only limitted to the embodiment.On the contrary, knot
Closing the purpose that embodiment makees utility model introduction is to be possible to extend to cover the claim based on the utility model
Other selections or transformation out.In order to provide to the understanding of the depth of the utility model, be described below in will be comprising many specific
Details.The utility model can also be implemented without using these details.In addition, in order to avoid the weight of chaotic or fuzzy the utility model
Point, some details will be omitted in the de-scription.
In addition, "upper", "lower", "left", "right", "top", "bottom" used in the following description, should not be construed as pair
The limitation of the utility model.
As shown in Fig. 1 a to Fig. 6 b, the utility model provides a kind of external fixation device for fracture connecting clip, comprising: fastening spiral shell
Silk 1；At least a pair of intermediate plate 21,22 being mounted in fastening screw 1, is arranged along the central axes direction of fastening screw 1, is located at tight
Gu the intermediate plate of the tail portion 12 of screw is equipped with centre bore, the internal screw thread cooperated with fastening screw 1, a pair of of intermediate plate are equipped in centre bore
21, fluted 23 are arranged on 22 adjacent surface, the notch direction that a pair of of intermediate plate 21,22 is formed is vertical with central axes direction, is used for
Across with fixed connecting rod or spicule；The tail portion of anti-drop screw 4, fastening screw 1 is hollow, equipped with anti-drop screw 4 cooperation in
Screw thread；The head 11 of fastening screw is hexagonal in round end, and anti-drop screw 4 is 1-shaped open screw.The utility model will be by that will fasten
The head of screw is set as hexagonal in round end, effectively reduces and there is a possibility that generating damage to patient in use,
1-shaped open screw is set by anti-drop screw, easy to use, cleaning easy to disassemble.
As shown in figure 5a and 5b, external fixation device for fracture connecting clip provided by the utility model, further includes: elastic device
3, elastic device 3 is set between two pairs of intermediate plates, is arranged along the central axes direction of fastening screw, the elasticity side of elastic device 3
To consistent with central axes direction.The setting of elastic device clamps so that two pairs of intermediate plates are opposite, was unlikely to pine, had both facilitated connection
Bar bracket is sandwiched from intermediate plate groove, and is facilitated preload and finally fixed.
As shown in fig. 4 a, the notch direction that a pair of of intermediate plate 21,22 is formed is vertical with central axes direction, which can take up
Gu the central axes of screw rotate, the position of any connecting rod is enabled adaptation to.
As shown in Fig. 4 a Fig. 4 b and Fig. 5 a, the contact surface of two intermediate plate adjacent with elastic device 3 is dentalation, tool
There is an anti-skidding effect, increases the frictional force between two intermediate plates that elastic device 3 is adjacent.
As shown in Figs. 4a-c, groove 23 includes at least two secant planes, if the groove on intermediate plate includes two secants
Plane is conducive to increase the frictional force between groove and connecting rod or spicule.Groove 23 also can have circular cross section, be applicable in
In the round connecting rod that fixed and clamping is relatively large in diameter.
As shown in Fig. 2 a to Fig. 3 b, external fixation device for fracture connecting clip provided by the utility model, further includes: gasket 4,
It is sheathed on the central axes direction of fastening screw 1, is set between the intermediate plate adjacent thereto of head 11 of fastening screw, for reducing
Abrasion between fastening screw 1 and intermediate plate, so that fastening screw is more smooth during tightening.Wherein, the material of gasket can
Think Fiber Materials, have the characteristics that high-intensitive, light, the utility model is not limited thereto.
As shown in Fig. 1 a to Fig. 6 b, a kind of external fixation device for fracture connecting clip provided by the utility model, two pairs of intermediate plates
On groove, can be used for across, be fastenedly connected bar or spicule, and can be rotated around the central axes of fastening screw, so as to
Enough adapt to the position of any connecting rod.When fastening screw is tightened, four intermediate plates are clamped, so that the connecting rod between two pairs of intermediate plates
Or the position locking of spicule.
As shown in Figure 6 b, the screw-socket 41 of anti-drop screw is word opening, easy to disassemble and cleaning.
In conclusion a kind of external fixation device for fracture connecting clip provided by the utility model, by by fastening screw
Head is arranged to hexagonal in round end, avoids the angular structures of various male screw thread caps, effectively reduces and exist in use
A possibility that generating damage to patient, anti-drop screw is arranged to 1-shaped open screw, easy to use, cleaning easy to disassemble, Neng Gouda
To easy to use, flexible operation, fixed purpose.
To sum up, the principles of the present invention and effect is only illustrated in above-described embodiment provided by the utility model, and
It is non-to be used to limit the utility model.Any person skilled in the art all can be in the spirit and scope without prejudice to the utility model
Under, it carries out modifications and changes to above-described embodiment.Therefore, such as those of ordinary skill in the art without departing from this
All equivalent modifications or change completed under the revealed spirit of utility model and technical idea, should be by the utility model
Claim is covered.
Claims (7)
1. a kind of external fixation device for fracture connecting clip, comprising:
Fastening screw；
At least a pair of intermediate plate being mounted in the fastening screw, is arranged along the central axes direction of the fastening screw, is located at
The intermediate plate of the fastening screw tail portion is equipped with centre bore, is equipped with the interior spiral shell cooperated with the fastening screw in the centre bore
Fluted, a pair of intermediate plate is formed notch direction and the axis are arranged on the adjacent surface of at least a pair of intermediate plate for line
Line direction is vertical, for across with fixed connecting rod or spicule；
The tail portion of anti-drop screw, the fastening screw is hollow, equipped with the internal screw thread cooperated with the anti-drop screw；
It is characterized in that, the head of the fastening screw is hexagonal in round end, the anti-drop screw is 1-shaped open screw.
2. external fixation device for fracture connecting clip as described in claim 1, which is characterized in that further include:
Elastic device, the elastic device are set between two pairs of intermediate plates, along the central axes direction of the fastening screw
Setting, the elastic direction of the elastic device are consistent with the central axes direction.
3. external fixation device for fracture connecting clip as claimed in claim 2, which is characterized in that adjacent with the elastic device
The contact surface of two intermediate plates is dentalation.
4. external fixation device for fracture connecting clip as described in claim 1, which is characterized in that the groove includes at least two
Secant plane.
5. external fixation device for fracture connecting clip as described in claim 1, which is characterized in that the groove has rounded cross section
Face.
6. external fixation device for fracture connecting clip as described in claim 1, which is characterized in that further include gasket, be sheathed on institute
The central axes direction for stating fastening screw is set between the head intermediate plate adjacent thereto of the fastening screw, for side
Just fastening screw rotates and reduces the abrasion between the fastening screw and the intermediate plate.
7. external fixation device for fracture connecting clip as claimed in claim 6, which is characterized in that the material of the gasket is fiber
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821753234.3U CN209377703U (en) | 2018-10-26 | 2018-10-26 | A kind of external fixation device for fracture connecting clip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821753234.3U CN209377703U (en) | 2018-10-26 | 2018-10-26 | A kind of external fixation device for fracture connecting clip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209377703U true CN209377703U (en) | 2019-09-13 |
Family
ID=67867210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821753234.3U Active CN209377703U (en) | 2018-10-26 | 2018-10-26 | A kind of external fixation device for fracture connecting clip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209377703U (en) |
-
2018
- 2018-10-26 CN CN201821753234.3U patent/CN209377703U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2005507281A5 (en) | ||
| CN203841740U (en) | Drag hooks for surgical operation | |
| CN209377703U (en) | A kind of external fixation device for fracture connecting clip | |
| CN209661776U (en) | Convenient for taking out the orthopedic nail extractor of broken nail | |
| CN209301266U (en) | It is a kind of freely to adjust pelvis external fixed mount | |
| CN204092727U (en) | Transfusion screens device | |
| CN209048272U (en) | A kind of universal joint device of orthopedic external fixation needle | |
| CN202207195U (en) | Outer fixed support for elbow joint facture | |
| CN201500256U (en) | Head fixer of ophthalmologic operation | |
| CN207323536U (en) | A kind of 3D printing percutaneous cervical arc root guide plate | |
| CN206175992U (en) | Last clamping device of medical equipment | |
| CN103494635A (en) | Rib fracture reduction fixing frame | |
| CN203468717U (en) | Rib fracture reduction fixing frame | |
| CN212497312U (en) | Heparin cap screwing device | |
| CN103932770A (en) | Skull traction device | |
| CN207564466U (en) | A kind of hysteroscope mechanical hand arm gapless and the connection locking device that level can be kept | |
| CN103393463B (en) | Screwdriver | |
| CN208756232U (en) | A kind of novel livestock beast Medical limb operation locating rack | |
| CN219048868U (en) | Mandibular support | |
| CN216535489U (en) | Screw for costal plate | |
| CN201930056U (en) | Skull correction type traction apparatus | |
| CN215193599U (en) | Meridian beating bag for traditional Chinese medicine nursing | |
| CN207605002U (en) | A kind of skull traction device | |
| CN209712834U (en) | Multifunctional nerve scope holds handel | |
| CN220608774U (en) | Traditional Chinese medicine cupping device convenient to clean |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210825 Address after: 201812 Room 102, room 10, building 5, No. 55, Lane 355, Shengxin South Road, Jiading District, Shanghai Patentee after: Shanghai Yunxing Biomedical Technology Co.,Ltd. Address before: Room 1506-6, 32 Tieling Road, Yangpu District, Shanghai 200092 Patentee before: SHANGHAI GANYUN BIOTECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |