CN208892668U - A kind of self-locking distraction forcep - Google Patents
A kind of self-locking distraction forcep Download PDFInfo
- Publication number
- CN208892668U CN208892668U CN201820604972.5U CN201820604972U CN208892668U CN 208892668 U CN208892668 U CN 208892668U CN 201820604972 U CN201820604972 U CN 201820604972U CN 208892668 U CN208892668 U CN 208892668U
- Authority
- CN
- China
- Prior art keywords
- clamp handle
- locking
- guide sleeve
- compression bar
- self
- 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.)
- Expired - Fee Related
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a kind of self-locking distraction forceps, it include: the first clamp handle, second clamp handle, first support spring, second support spring, guide rod and guide sleeve, the guide sleeve top is connect with guide sleeve fixing seat and the second clamp handle is directed toward in end, the guide rod is arranged in the second clamp handle and extends in guide sleeve, row's limiting tooth is provided on the guide rod, support column is provided in the guide sleeve outer circle, pin joint is provided with compression bar on the support column, spring is provided between the compression bar front end and guide sleeve to be limited, the compression bar end be provided with extend to limit between cog locking teeth locked.Through the above way, self-locking distraction forcep described in the utility model, middle finger or index finger, which are pressed, carries out the unlock of limiting tooth and locking teeth in the front end of compression bar, at this time, guide rod can free in and out guide sleeve and to support outside curved bar plier, after letting go, limiting tooth and locking teeth are locked under the action of the spring.
Description
Technical field
The utility model relates to medical instruments fields, more particularly to a kind of self-locking distraction forcep.
Background technique
Effect of the distraction forcep in operation is larger, strutting for tracheae or its hetero-organization can be carried out, in medical field
Using commonplace.
Common distraction forcep can not be self-locking or self-locking operation it is comparatively laborious, increase the burden of doctor, and perform the operation
Stability in use in the process is poor, increases uncertain factor, is easy to fail during surgery, needs to improve.
Utility model content
The utility model mainly solving the technical problems that provide a kind of self-locking distraction forcep,.
In order to solve the above technical problems, the technical solution that the utility model uses is: a kind of self-locking distraction forcep is provided,
It include: the first clamp handle, the second clamp handle, the first support spring, the second support spring, guide rod and guide sleeve, first clamp handle and second are clamped
It is connected and composition activity pincer structure between handle using branchia shaft screw, first support spring front end is fixed in the first clamp handle and end
The second clamp handle is directed toward at end, and second support spring is hinged between the first support spring end and the second clamp handle, sets in first clamp handle
It is equipped with guide sleeve fixing seat, the guide sleeve top is connect with guide sleeve fixing seat and the second clamp handle, the guiding are directed toward in end
Bar is arranged in the second clamp handle and extends in guide sleeve, and row's limiting tooth, the guide sleeve outer circle are provided on the guide rod
On be provided with support column, pin joint is provided with compression bar on the support column, is provided with spring between the compression bar front end and guide sleeve
Limited, the compression bar end be provided with extend to limit between cog locking teeth locked.
In one preferred embodiment of the utility model, the spiral shell for fixing the first support spring front end is provided in first clamp handle
Nail.
In one preferred embodiment of the utility model, it is provided in the guide sleeve fixing seat through guide sleeve top
First pin shaft.
In one preferred embodiment of the utility model, it is provided in second clamp handle and guide rod and the second support spring pair
The groove answered is respectively arranged with the second pin shaft connecting with guide rod and the second support spring in the groove.
In one preferred embodiment of the utility model, indent is provided with the card slot swung for compression bar on the support column,
The compression bar is arranged on card slot, and the third pin shaft through compression bar is provided in the card slot.
In one preferred embodiment of the utility model, the front end of first clamp handle and the second clamp handle is respectively arranged with curved
Bar plier.
In one preferred embodiment of the utility model, it is vertical that first vertical with compression bar is provided on the inside of the locking teeth
Face, the limiting tooth outside are provided with the second vertical plane corresponding with the first vertical plane, are provided with first on the outside of the locking teeth
Inclined-plane, the limiting tooth inside are provided with the second inclined-plane.
The beneficial effects of the utility model are: a kind of self-locking distraction forcep that the utility model is pointed out, thumb and little finger
Hand pinches the first clamp handle and when the second clamp handle is compressed, and middle finger or index finger pressing carry out limiting tooth and locking in the front end of compression bar
The unlock of tooth, at this point, guide rod can free in and out guide sleeve and to support outside curved bar plier, after letting go, limiting tooth and locking
Tooth is locked under the action of the spring, and the first clamp handle and the second clamp handle keep original under the first support spring and the effect of the second support spring
Angle, stability is high, and flexible operation improves the convenience of operation, reduces uncertain factor.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is a kind of structural schematic diagram of self-locking one preferred embodiment of distraction forcep of the utility model；
Fig. 2 is the structural schematic diagram of limiting tooth and locking teeth cooperation in Fig. 1.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1 ~ Fig. 2 is please referred to, the utility model embodiment includes:
A kind of self-locking distraction forcep, comprising: the first clamp handle 1, the second clamp handle 2, the first support spring 6, the second support spring 4, guide rod 10
With guide sleeve 14, connected and composition activity pincer structure, institute between first clamp handle 1 and the second clamp handle 2 using branchia shaft screw 3
The front end for stating the first clamp handle 1 and the second clamp handle 2 is respectively arranged with curved bar plier 18, and facilitate tissue struts operation.
First support spring, 6 front end is fixed in the first clamp handle 1 and end the second clamp handle 2 of direction, in first clamp handle 1
It is provided with the screw 7 for fixing 6 front end of the first support spring, is mounted and dismounted more convenient.Second support spring 4 is hinged on the first support spring
Between 6 ends and the second clamp handle 2, the cooperation of the first support spring 6 and the second support spring 4 can be carried out the first clamp handle 1 and the second clamp handle 2
Outer support keeps the closure of curved bar plier 18.
Guide sleeve fixing seat 8 is provided in first clamp handle 1,14 top of guide sleeve and guide sleeve fixing seat 8 connect
It connects and the second clamp handle 2 is directed toward in end, be provided with the first pin shaft through 14 top of guide sleeve in the guide sleeve fixing seat 8, side
Just swing of the guide sleeve 14 when strutting.
The guide rod 10 is arranged in the second clamp handle 2 and end extends in guide sleeve 14, is arranged in second clamp handle 2
There is groove corresponding with guide rod 10 and the second support spring 4, is respectively arranged in the groove and guide rod 10 and the second support spring 4 company
The second pin shaft 17 connect facilitates the swing of guide rod 10 and the second support spring 4 when strutting.
It is provided with row's limiting tooth 16 on the guide rod 10, is provided with support column 9 in 14 outer circle of guide sleeve, it is described
Pin joint is provided with compression bar 15 on support column 9, and indent is provided with the card slot swung for compression bar 15, the compression bar on the support column 9
15 are arranged on card slot, and the third pin shaft 11 through compression bar 15 is provided in the card slot, facilitates swinging up and down for compression bar 15, class
Like seesaw principle.
It is provided with spring 13 between 15 front end of compression bar and guide sleeve 14 to be limited, 15 end of compression bar is provided with
The locking teeth 19 between limiting tooth 16 is extended to, top is so that locking teeth 19 is locked between being fixed on limiting tooth 16 on spring 13.
It is provided with first vertical plane 20 vertical with compression bar 15 on the inside of the locking teeth 19, is arranged on the outside of the limiting tooth 16
There is second vertical plane 21 corresponding with the first vertical plane 20, the first vertical plane 20 and the second vertical plane 21 are locked and avoid leading
It is arbitrarily flexible to bar 10 and guide sleeve 14, especially avoid guide rod 10 from moving at home and abroad from guide sleeve 14,19 outside of locking teeth
It is provided with the first inclined-plane 12, the second inclined-plane 5 is provided on the inside of the limiting tooth 16, when hand pinches the first clamp handle 1 and the second clamp handle 2,
Can break through the locking of locking teeth 19, curved bar plier 18 to strut operation more convenient.
In conclusion a kind of self-locking distraction forcep that the utility model is pointed out, can use locking teeth 19 and limiting tooth 16 into
Row is self-locking, avoids the automatic closure after supportting outside curved bar plier, improves the stability used, easy to operate, in favor of operation
It goes on smoothly.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of self-locking distraction forcep characterized by comprising the first clamp handle, the second clamp handle, the first support spring, the second support spring, guiding
Bar and guide sleeve are connected and composition activity pincer structure between first clamp handle and the second clamp handle using branchia shaft screw, described
First support spring front end is fixed in the first clamp handle and the second clamp handle is directed toward in end, and second support spring is hinged on the first support spring end
Between the second clamp handle, guide sleeve fixing seat, the guide sleeve top and guide sleeve fixing seat are provided in first clamp handle
The second clamp handle is directed toward in connection and end, and the guide rod is arranged in the second clamp handle and extends in guide sleeve, on the guide rod
It is provided with row's limiting tooth, support column is provided in the guide sleeve outer circle, pin joint is provided with compression bar on the support column, described
It is provided with spring between compression bar front end and guide sleeve to be limited, the compression bar end is provided with the locking for extending to limit between cog
Tooth is locked.
2. self-locking distraction forcep according to claim 1, which is characterized in that be provided in first clamp handle and fix the first support
The screw of spring front end.
3. self-locking distraction forcep according to claim 1, which is characterized in that be provided with to run through in the guide sleeve fixing seat and lead
To first pin shaft on set top.
4. self-locking distraction forcep according to claim 1, which is characterized in that be provided in second clamp handle with guide rod and
Second support spring corresponding groove is respectively arranged with the second pin shaft connecting with guide rod and the second support spring in the groove.
5. self-locking distraction forcep according to claim 1, which is characterized in that indent is provided on the support column puts for compression bar
Dynamic card slot, the compression bar are arranged on card slot, and the third pin shaft through compression bar is provided in the card slot.
6. self-locking distraction forcep according to claim 1, which is characterized in that the front end of first clamp handle and the second clamp handle point
It is not provided with curved bar plier.
7. self-locking distraction forcep according to claim 1, which is characterized in that be provided on the inside of the locking teeth vertical with compression bar
The first vertical plane, the second vertical plane corresponding with the first vertical plane is provided on the outside of the limiting tooth, on the outside of the locking teeth
It is provided with the first inclined-plane, is provided with the second inclined-plane on the inside of the limiting tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820604972.5U CN208892668U (en) | 2018-04-26 | 2018-04-26 | A kind of self-locking distraction forcep |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820604972.5U CN208892668U (en) | 2018-04-26 | 2018-04-26 | A kind of self-locking distraction forcep |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208892668U true CN208892668U (en) | 2019-05-24 |
Family
ID=66565634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820604972.5U Expired - Fee Related CN208892668U (en) | 2018-04-26 | 2018-04-26 | A kind of self-locking distraction forcep |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208892668U (en) |
-
2018
- 2018-04-26 CN CN201820604972.5U patent/CN208892668U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20190524 Termination date: 20200426 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |