CN208591122U - Self-locking reduction forceps - Google Patents
Self-locking reduction forceps Download PDFInfo
- Publication number
- CN208591122U CN208591122U CN201820561018.2U CN201820561018U CN208591122U CN 208591122 U CN208591122 U CN 208591122U CN 201820561018 U CN201820561018 U CN 201820561018U CN 208591122 U CN208591122 U CN 208591122U
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- Prior art keywords
- locking
- self
- caliper
- rack gear
- reduction forceps
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Abstract
This application discloses a kind of self-locking reduction forceps, including the self-locking mechanism by cheek axle screw the first caliper and the second caliper arranged in a crossed manner and being set between first caliper and the second caliper, the self-locking mechanism includes rack gear, spring leaf and locking block, the rack gear and spring leaf are arcuate structure, the rack gear circumferential inner wall has protruded out teeth, described rack gear one end is pinned at first caliper, first caliper is fixed on by screw in described spring leaf one end, the spring leaf is equipped with bending part away from one end of the screw, sliding slot is offered in the bending part, the rack gear is slideably positioned in the sliding slot, the locking block is pinned at second caliper, locking slot is offered in the locking block, the rack gear slidably or is locked in the locking slot.Self-locking reset wrench structure is simple, can be operated with one hand.
Description
Technical field
This application involves the new device and technology of first aid and rehabilitation, in particular to a kind of self-locking reduction forceps.
Background technique
Hospital is when doing reduction of the fracture operation for fracture patient after fracture, since fracture site is needed the both ends pair of fracture
Reset is connect, need to generally be resetted knochenbruch using reduction forceps, and be fixed by steel plate, screw etc..Common reduction forceps,
Mainly hingedly being formed by two tong arms of X-type, front end is as clamp, and rear end is as handle, after fracture, two sections of knochenbruch of disconnection,
Due to pullling under traction in muscle, it may appear that be overlapping, need to keep and with steel plate, screw after resetting knochenbruch
Etc. being fixed, existing reduction forceps do not have locking device, and medical staff is needed to hold always, although other part reduction forceps have lock
Determine device, but one hand is unable to complete, it is complicated for operation, it causes operating time longer, aggravates patient's pain.
Utility model content
The purpose of this utility model is to provide a kind of self-locking reduction forceps, to overcome deficiency in the prior art.
To achieve the above object, the utility model provides the following technical solutions:
The embodiment of the present application discloses a kind of self-locking reduction forceps, including first caliper arranged in a crossed manner by cheek axle screw
And second caliper and the self-locking mechanism that is set between first caliper and the second caliper, the self-locking mechanism includes tooth
Item, spring leaf and locking block, the rack gear and spring leaf are arcuate structure, and the rack gear circumferential inner wall has protruded out teeth, institute
It states rack gear one end and is articulated with first caliper, first caliper, the bullet are fixed on by screw in described spring leaf one end
Reed is equipped with bending part away from one end of the screw, offers sliding slot in the bending part, the rack gear is slideably positioned in institute
It states in sliding slot, the locking block is pinned at second caliper, offers locking slot in the locking block, the rack gear is slidably
Or it is locked in the locking slot.
Preferably, in above-mentioned self-locking reduction forceps, first caliper includes the first clamp handle, the first articulated section and the
One clamps point, and second caliper includes the second clamp handle, the second articulated section and the second pincers point, and first articulated section and second is hingedly
Portion is hinged by the cheek axle screw, and the first clamp handle inner wall is recessed with the first cavity, and one end of the rack gear is pinned at institute
It states in the first cavity, the second clamp handle inner wall is recessed with the second cavity, and one end of the locking block is pinned at second chamber
In vivo.
Preferably, in above-mentioned self-locking reduction forceps, the bending part is arc-shaped structure, and the rack gear is close to pin joint
One end be equipped with round pin, the round pin fits in bending part inner wall setting.
Preferably, in above-mentioned self-locking reduction forceps, the length of the round pin is greater than the width of the sliding slot.
Preferably, in above-mentioned self-locking reduction forceps, the locking block bottom is equipped with long lumbar hole, and the locking block passes through
The long lumbar hole is pinned in second cavity.
Preferably, it in above-mentioned self-locking reduction forceps, has protruded out at the top of the locking slot and has been correspondingly arranged with the teeth
Tight lock part.
Preferably, in above-mentioned self-locking reduction forceps, the outer wall of first clamp handle and the second clamp handle is recessed with anti-
Sliding line.
Preferably, in above-mentioned self-locking reduction forceps, the first pincers point is connected with the first clamp piece, and described second
Pincers point is connected with the second clamp piece, and first clamp piece opposite with second clamp piece is in encircle shape setting.
Preferably, in above-mentioned self-locking reduction forceps, the end of first clamp piece is machined with the first tip, and described
The end of two clamp pieces is machined with the second tip.
Compared with the prior art, the advantages of the utility model are: self-locking reduction forceps operation letter described in the utility model
Single, self-locking action can be completed in medical staff's one hand, shortens operating time, mitigates patient's pain.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 show the closed state figure of self-locking reduction forceps in the utility model specific embodiment.
Fig. 2 show the opening state figure of self-locking reduction forceps in the utility model specific embodiment.
Fig. 3 show the opening state figure that block is locked in the utility model specific embodiment.
Fig. 4 show the locking state figure that block is locked in the utility model specific embodiment.
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
Detailed description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
Join shown in Fig. 1 to Fig. 4, the self-locking reduction forceps in the present embodiment, including arranged in a crossed manner by cheek axle screw 100
First caliper 200 and the second caliper 300 and the self-locking mechanism 400 being set between the first caliper 200 and the second caliper 300,
Self-locking mechanism 400 includes rack gear 410, spring leaf 420 and locking block 430, and rack gear 410 and spring leaf 420 are arcuate structure, tooth
410 circumferential inner wall of item has protruded out teeth, and 410 one end of rack gear is articulated with the first caliper 200, and 420 one end of spring leaf is solid by screw
Due to the first caliper 200, spring leaf 420 is equipped with bending part 421 away from one end of screw, offers sliding slot, tooth in bending part 421
Item 410 is slideably positioned in sliding slot, and one end of locking block 430 is pinned at the second caliper 300, is locked in block 430 and is offered locking
Slot 431, rack gear 410 slidably or are locked in locking slot 431.
In the technical solution, self-locking reduction forceps described in the utility model are easy to operate, and medical staff's one hand can be completed
Self-locking action shortens operating time, mitigates patient's pain, and before use, locking block belongs to opening state, at this time in spring leaf
Under elastic force effect, self-locking reduction forceps are in free state, and holding the first caliper and the second caliper makes both ends alignment of fracturing, thumb
Locking block is pushed, locking block and rack gear are locked, and self-locking reduction forceps are in locking state at this time, and fracture end is resetted, and carry out
After steel plate, screw are fixed, locking block is unclamped, self-locking reduction forceps are removed.
Further, the first caliper 200 includes the first clamp handle 210, the first articulated section 220 and the first pincers point 230, the second pincers
Body 300 includes the second clamp handle 310, the second articulated section 320 and the second pincers point 330, the first articulated section 220 and the second articulated section 320
Hinged by cheek axle screw 100,210 inner wall of the first clamp handle is recessed with the first cavity 240, and one end of rack gear 410 is pinned at first
In cavity, 310 inner wall of the second clamp handle is recessed with the second cavity 340, and one end of locking block 430 is pinned in the second cavity.
In the technical solution, guarantee self-locking mechanism between the first caliper and the second caliper, avoids protruding from the
The usage comfort of medical staff is impacted after one caliper and the second caliper
Further, bending part 421 is arc-shaped structure, and rack gear 410 is equipped with round pin 411, round pin close to one end of pin joint
411 fit in the setting of 421 inner wall of bending part.
In the technical solution, when rack gear is rotated around its pin end, active force is applied to spring leaf by round pin, thus locking
When holding block opening, under the elastic force effect of spring leaf, active force is applied to rack gear, so that self-locking reduction forceps are in free state.
Further, the length of round pin 411 is greater than the width of sliding slot.
In the technical solution, round pin 411 is avoided to pass through sliding slot, to lose spring leaf to the active force of rack gear.
Further, locking 430 bottom of block is equipped with long lumbar hole 432, and locking block 430 is pinned at second by long lumbar hole 432
In cavity.
Further, the tight lock part 433 being correspondingly arranged with teeth is protruded out at the top of locking slot 431.
In above-mentioned technical proposal, locking block 430 is pinned in the second cavity by long lumbar hole 432, in locking block rotation
In the process, it is supported or is disengaged between teeth by tight lock part, completed to the self-locking of self-locking reduction forceps or decontrol
Further, the outer wall of the first clamp handle 210 and the second clamp handle 310 is recessed with anti-skid chequer.
In the technical solution, increase the frictional force between the hand of medical staff and self-locking reduction forceps, convenient for taking and making
With.
Further, sharp 230 ends of the first pincers are connected with the first clamp piece 231, and second, which clamps sharp 330 ends, is connected with the second pincers
Piece 331, the first clamp piece opposite with the second clamp piece is in encircle shape setting.
In the technical solution, the first clamp piece and the second clamp piece are fixed on the first pincers point and second by welding respectively
Clamp the end of point.
Further, the end of the first clamp piece 231 is machined with the first tip, and the end of the second clamp piece 331 is machined with second
Tip.
In the technical solution, the first tip and the second tip can directly or indirectly reset knochenbruch, damage to periosteum
Wound is slight.
To sum up, self-locking reduction forceps described in the utility model are easy to operate, and self-locking action can be completed in medical staff's one hand,
Shorten operating time, mitigates patient's pain.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (9)
1. a kind of self-locking reduction forceps, which is characterized in that including passing through cheek axle screw the first caliper arranged in a crossed manner and the second pincers
Body and the self-locking mechanism being set between first caliper and the second caliper, the self-locking mechanism include rack gear, spring leaf
With locking block, the rack gear and spring leaf are arcuate structure, and the rack gear circumferential inner wall has protruded out teeth, described rack gear one end
It is pinned at first caliper, first caliper is fixed on by screw in described spring leaf one end, and the spring leaf deviates from institute
The one end for stating screw is equipped with bending part, offers sliding slot in the bending part, the rack gear is slideably positioned in the sliding slot, institute
It states locking block and is pinned at second caliper, offer locking slot in the locking block, the rack gear slidably or is locked in institute
State locking slot.
2. self-locking reduction forceps according to claim 1, it is characterised in that: first caliper includes the first clamp handle, the
One articulated section and the first pincers point, second caliper include the second clamp handle, the second articulated section and the second pincers point, and described first is hinged
Portion and the second articulated section are hinged by the cheek axle screw, and the first clamp handle inner wall is recessed with the first cavity, the rack gear
One end is pinned in first cavity, and the second clamp handle inner wall is recessed with the second cavity, one end pin joint of the locking block
In in second cavity.
3. self-locking reduction forceps according to claim 1, it is characterised in that: the bending part is arc-shaped structure, described
Rack gear is equipped with round pin close to one end of pin joint, and the round pin fits in the bending part inner wall setting.
4. self-locking reduction forceps according to claim 3, it is characterised in that: the length of the round pin is greater than the sliding slot
Width.
5. self-locking reduction forceps according to claim 2, it is characterised in that: the locking block bottom is equipped with long lumbar hole, institute
Locking block is stated to be pinned in second cavity by the long lumbar hole.
6. self-locking reduction forceps according to claim 1, it is characterised in that: protruded out and the tooth at the top of the locking slot
The tight lock part that tooth is correspondingly arranged.
7. self-locking reduction forceps according to claim 1, it is characterised in that: the outer wall of first clamp handle and the second clamp handle
It is recessed with anti-skid chequer.
8. self-locking reduction forceps according to claim 1, it is characterised in that: the first pincers point is connected with the first pincers
Piece, the second pincers point are connected with the second clamp piece, and first clamp piece opposite with second clamp piece is in encircle shape setting.
9. self-locking reduction forceps according to claim 1, it is characterised in that: the end of first clamp piece is machined with first
The end of tip, second clamp piece is machined with the second tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820561018.2U CN208591122U (en) | 2018-04-19 | 2018-04-19 | Self-locking reduction forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820561018.2U CN208591122U (en) | 2018-04-19 | 2018-04-19 | Self-locking reduction forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208591122U true CN208591122U (en) | 2019-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820561018.2U Active CN208591122U (en) | 2018-04-19 | 2018-04-19 | Self-locking reduction forceps |
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| Country | Link |
|---|---|
| CN (1) | CN208591122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108451629A (en) * | 2018-04-19 | 2018-08-28 | 苏州欣荣博尔特医疗器械有限公司 | self-locking reduction forceps |
-
2018
- 2018-04-19 CN CN201820561018.2U patent/CN208591122U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108451629A (en) * | 2018-04-19 | 2018-08-28 | 苏州欣荣博尔特医疗器械有限公司 | self-locking reduction forceps |
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