CN108451629A - self-locking reduction forceps - Google Patents
self-locking reduction forceps Download PDFInfo
- Publication number
- CN108451629A CN108451629A CN201810353864.XA CN201810353864A CN108451629A CN 108451629 A CN108451629 A CN 108451629A CN 201810353864 A CN201810353864 A CN 201810353864A CN 108451629 A CN108451629 A CN 108451629A
- Authority
- CN
- China
- Prior art keywords
- locking
- self
- caliper
- rack
- reduction forceps
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8866—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices for gripping or pushing bones, e.g. approximators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
- A61B17/2833—Locking means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
- A61B17/2841—Handles
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Ophthalmology & Optometry (AREA)
- Surgical Instruments (AREA)
Abstract
This application discloses a kind of self-locking reduction forceps, include by cheek axle screw the first caliper arranged in a crossed manner and the second caliper and the self-locking mechanism being set between first caliper and the second caliper, the self-locking mechanism includes rack, spring leaf and locking block, the rack and spring leaf are arcuate structure, the rack circumferential inner wall has protruded out teeth, described rack one end is pinned at first caliper, first caliper is fixed in described spring leaf one end by screw, 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 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 slidably or is locked in the locking slot.The self-locking reduction forceps are simple in structure, can be operated by single hand.
Description
Technical field
This application involves the new device and technology of first aid and rehabilitation, more particularly to a kind of self-locking reduction forceps.
Background technology
Hospital for fracture patient when doing reduction of the fracture operation 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 can not be completed, it is complicated for operation, it causes operating time longer, aggravates patient's pain.
Invention content
The purpose of the present invention is to provide a kind of self-locking reduction forceps, to overcome deficiency in the prior art.
To achieve the above object, the present invention provides the following technical solutions：
The embodiment of the present application discloses a kind of self-locking reduction forceps, includes by cheek axle screw the first caliper arranged in a crossed manner
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 and spring leaf are arcuate structure, and the rack circumferential inner wall has protruded out teeth, institute
It states rack one end and is articulated with first caliper, first caliper, the bullet are fixed in described spring leaf one end by screw
Reed is equipped with bending part away from one end of the screw, offers sliding slot in the bending part, the rack 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 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 that the second clamp handle, the second articulated section and the second pincers point, first articulated section and second are hinged
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 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 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 more 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 present invention are as follows：Self-locking reduction forceps of the present invention are easy to operate, medical care people
Self-locking action can be completed in member's one hand, shortens operating time, mitigates patient's pain.
Description of the drawings
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 technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in application, for those of ordinary skill in the art, without creative efforts,
Other drawings may also be obtained based on these drawings.
Fig. 1 show the closed state figure of self-locking reduction forceps in the specific embodiment of the invention.
Fig. 2 show the opening state figure of self-locking reduction forceps in the specific embodiment of the invention.
Fig. 3 show the opening state figure that block is locked in the specific embodiment of the invention.
Fig. 4 show the locking state figure that block is locked in the specific embodiment of the invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out detailed retouch
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained without making creative work
Example, shall fall within the protection scope of the present invention.
Join shown in Fig. 1 to Fig. 4, the self-locking reduction forceps in the present embodiment include 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 410, spring leaf 420 and locking block 430, and rack 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 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, sliding slot, tooth is offered 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, locks in block 430 and offers locking
Slot 431, rack 410 slidably or are locked in locking slot 431.
In the technical solution, self-locking reduction forceps of the present invention are easy to operate, and self-locking can be completed in medical staff's one hand
Operating time is shortened in action, mitigates patient's pain, and before use, locking block belongs to opening state, at this time in the elastic force of spring leaf
Under effect, self-locking reduction forceps are in free state, and holding the first caliper and the second caliper makes fracture both ends be aligned, and thumb pushes
Block is locked, locking block is locked with rack, and self-locking reduction forceps are in locking state at this time, and fracture end is resetted, progress steel plate,
After screw is 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 first pincers point 230, the second pincers
Body 300 includes the second clamp handle 310, the second articulated section 320 and 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 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, ensure 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 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 is rotated around its pin end, active force is applied to spring leaf by round pin, to lock
When holding block opening, under the elastic force effect of spring leaf, active force is applied to rack so that self-locking reduction forceps are in free state.
Further, the length of round pin 411 is more than the width of sliding slot.
In the technical solution, round pin 411 is avoided to pass through sliding slot, to lose active force of the spring leaf to rack.
Further, 430 bottom of locking block is equipped with long lumbar hole 432, and locking block 430 is pinned at second by long lumbar hole 432
In cavity.
Further, 431 top of locking slot protrudes out the tight lock part 433 being correspondingly arranged with teeth.
In above-mentioned technical proposal, locking block 430 is pinned at by long lumbar hole 432 in the second cavity, in locking block rotation
In the process, it is supported or is disengaged between teeth by tight lock part, complete the self-locking or relieving to self-locking reduction forceps
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 sharp 330 ends of the second pincers are 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, be damaged to periosteum
Wound is slight.
To sum up, self-locking reduction forceps of the present invention 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 herein, 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 include 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 implementation mode 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 domain of the application.
Claims (9)
1. a kind of self-locking reduction forceps, which is characterized in that include being clamped by cheek axle screw the first caliper arranged in a crossed manner and second
Body and the self-locking mechanism being set between first caliper and the second caliper, the self-locking mechanism include rack, spring leaf
With locking block, the rack and spring leaf are arcuate structure, and the rack circumferential inner wall has protruded out teeth, described rack one end
It is pinned at first caliper, first caliper is fixed in described spring leaf one end by screw, 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 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 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
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 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 more 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：It has been 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 |
|---|---|---|---|
| CN201810353864.XA CN108451629A (en) | 2018-04-19 | 2018-04-19 | self-locking reduction forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353864.XA CN108451629A (en) | 2018-04-19 | 2018-04-19 | self-locking reduction forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108451629A true CN108451629A (en) | 2018-08-28 |
Family
ID=63235725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810353864.XA Pending CN108451629A (en) | 2018-04-19 | 2018-04-19 | self-locking reduction forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108451629A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109820561A (en) * | 2019-04-12 | 2019-05-31 | 河南科技大学第一附属医院 | A kind of stepless haemostatic clamp |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007068128A1 (en) * | 2005-12-15 | 2007-06-21 | Synthes Gmbh | A pair of tongs apt for soft tissue spreading |
| WO2013107859A1 (en) * | 2012-01-19 | 2013-07-25 | Kyon Ag | Surgical bone holding forceps with a drilling guide |
| CN104665900A (en) * | 2015-03-02 | 2015-06-03 | 毕宏政 | Oblique bone fracture reduction forceps |
| CN205019145U (en) * | 2015-08-24 | 2016-02-10 | 陈华 | Ilium four sides district fracture punctiform pincers that reset |
| CN205268258U (en) * | 2015-08-24 | 2016-06-01 | 陈华 | Punctiform pincers that reset |
| CN206482649U (en) * | 2016-04-14 | 2017-09-12 | 郭志豪 | A kind of fracture reduction fixing clamp |
| CN206822697U (en) * | 2016-12-14 | 2018-01-02 | 天津康立尔生物科技有限公司 | A kind of reduction forceps of bone |
| WO2018009691A1 (en) * | 2016-07-08 | 2018-01-11 | Massachusetts Institute Of Technology | Bone reduction forceps |
| CN208591122U (en) * | 2018-04-19 | 2019-03-12 | 苏州欣荣博尔特医疗器械有限公司 | Self-locking reduction forceps |
-
2018
- 2018-04-19 CN CN201810353864.XA patent/CN108451629A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007068128A1 (en) * | 2005-12-15 | 2007-06-21 | Synthes Gmbh | A pair of tongs apt for soft tissue spreading |
| WO2013107859A1 (en) * | 2012-01-19 | 2013-07-25 | Kyon Ag | Surgical bone holding forceps with a drilling guide |
| CN104665900A (en) * | 2015-03-02 | 2015-06-03 | 毕宏政 | Oblique bone fracture reduction forceps |
| CN205019145U (en) * | 2015-08-24 | 2016-02-10 | 陈华 | Ilium four sides district fracture punctiform pincers that reset |
| CN205268258U (en) * | 2015-08-24 | 2016-06-01 | 陈华 | Punctiform pincers that reset |
| CN206482649U (en) * | 2016-04-14 | 2017-09-12 | 郭志豪 | A kind of fracture reduction fixing clamp |
| WO2018009691A1 (en) * | 2016-07-08 | 2018-01-11 | Massachusetts Institute Of Technology | Bone reduction forceps |
| CN206822697U (en) * | 2016-12-14 | 2018-01-02 | 天津康立尔生物科技有限公司 | A kind of reduction forceps of bone |
| CN208591122U (en) * | 2018-04-19 | 2019-03-12 | 苏州欣荣博尔特医疗器械有限公司 | Self-locking reduction forceps |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109820561A (en) * | 2019-04-12 | 2019-05-31 | 河南科技大学第一附属医院 | A kind of stepless haemostatic clamp |
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