CN206355107U - A kind of intra-articular rongeur with attraction system, spike sawtooth - Google Patents
A kind of intra-articular rongeur with attraction system, spike sawtooth Download PDFInfo
- Publication number
- CN206355107U CN206355107U CN201620834536.8U CN201620834536U CN206355107U CN 206355107 U CN206355107 U CN 206355107U CN 201620834536 U CN201620834536 U CN 201620834536U CN 206355107 U CN206355107 U CN 206355107U
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- CN
- China
- Prior art keywords
- clamp handle
- binding clip
- pliers head
- claw beam
- articular
- 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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- Surgical Instruments (AREA)
Abstract
The utility model discloses a kind of intra-articular rongeur with attraction system, spike sawtooth, for technical field of surgical instruments, including claw beam, binding clip and clamp handle, binding clip includes fixed pliers head and movable binding clip, clamp handle includes fixed clamp handle and movable binding clip can be driven to sting tight activity clamp handle with fixed pliers head, the occlusal surface of fixed pliers head and movable binding clip is provided with the broached-tooth design being mutually twisted, along claw beam provided with attraction cavity, attract cavity to be provided with front opening in the pharyngeal of fixed pliers head, attract cavity to be provided with open rearward end in the afterbody of claw beam.The utility model considerably increases the coefficient of friction between fixed pliers head and movable binding clip and articular mobile corpus, keying strength is big, the episome that fixed pliers head and movable binding clip are firmly bitten in operation, be not in episome slip phenomenon in traction process, episome is avoided to occur phenomenon free again because being engaged ineffective simultaneously, the utility model has the advantages that simple in construction, easy to operate, accurate positioning, shortens operating time.
Description
Technical field
The utility model is used for technical field of surgical instruments, more particularly to a kind of intra-articular band attraction system, spike saw
The rongeur of tooth.
Background technology
Arthroscope be it is a kind of can directly observe the optical instrument of intra articular structure, arthroscope cannot be only used for examining for disease
It is disconnected, and it is widely used for the treatment of joint disease.Arthrocsopic surgery is a kind of Minimally Invasive Surgery, is mainly used in knee joint,
Sequential use is in Minor articulus such as hip joint, shoulder joint, ankle-joint, elbow joint and finger etc. afterwards.
All kinds of arthroscopic surgical instruments rongeurs applied in the market, mostly using horizontally-parallel line sawtooth to free
Bone, foreign matter are engaged, with the extension of use time, and sawtooth can wear and tear, and influence its meshing functions.In addition, intra-articular
The episome extractd with being floated in being washed away in physiological saline, even dissociates to some operating theater instruments and can not reached sometimes often
Dead space in, can not take out for the moment, further be delayed procedure, influence procedure efficiency.
Utility model content
To solve the above problems, the utility model provides a kind of keying strength greatly, while avoiding episome from being washed away with salt solution
And the intra-articular rongeur with attraction system, spike sawtooth that can not be taken out.
The utility model solves the technical scheme that its technical problem used：A kind of intra-articular band attraction system, spike
The rongeur of sawtooth, including claw beam, be located at the binding clip of the claw beam front end and be located at the clamp handle of the claw beam rear end, the binding clip
Including fixed pliers head and movable binding clip, clamp handle includes fixed clamp handle and movable binding clip can be driven to sting tight adjustable clamp with fixed pliers head
The occlusal surface of handle, the fixed pliers head and movable binding clip is provided with the broached-tooth design being mutually twisted, along the claw beam provided with attraction
Cavity, attracts cavity to be provided with front opening in the pharyngeal of fixed pliers head, attracts cavity to be provided with open rearward end in the afterbody of claw beam.
The improvement of technical solutions of the utility model is further used as, the broached-tooth design uses tetrapyamid shape sawtooth.
The improvement of technical solutions of the utility model is further used as, open rearward end connection can plug the sheath for attracting equipment.
The improvement of technical solutions of the utility model is further used as, the claw beam includes the claw beam main body of bottom and is located at institute
The push rod of claw beam body top is stated, the activity clamp handle is connected using bearing pin with fixed clamp handle, and the top of activity clamp handle is provided with
Activity clamp handle around bearing pin rotate when can stir the slide block that push rod is moved forward and backward along claw beam main body, the front end shape of the claw beam main body
Into fixed pliers head, the tail end of movable binding clip is provided with shaft seat, and shaft seat is provided with first turn be connected with the afterbody of fixed pliers head
Axle and the second rotating shaft being connected with the front end of push rod.
The improvement of technical solutions of the utility model is further used as, is provided between the fixed clamp handle and activity clamp handle and opens bullet
Spring.
The improvement of technical solutions of the utility model is further used as, the fixed clamp handle and activity clamp handle are close to bearing pin
Side is equipped with limited block, and fixed clamp handle and activity clamp handle are formed in side of the limited block away from bearing pin grips position.
The beneficial effects of the utility model：During the utility model Arthroscopic management operation, on the one hand due to by grips pincers
The occlusal surface of head and movable binding clip is provided with the broached-tooth design being mutually twisted, thus considerably increase fixed pliers head and movable binding clip and
Coefficient of friction between articular mobile corpus, keying strength is big, and what fixed pliers head and movable binding clip were firmly bitten in operation dissociates
Body, is not in episome slip phenomenon between fixed pliers head and movable binding clip in traction process, on the other hand, due to increase
The attraction cavity set along claw beam, attracts cavity by the pharyngeal front opening of fixed pliers head can be by the episome extractd
Directly attract in vitro, it is to avoid because being engaged ineffective phenomenon free again occurs for episome, the utility model collection attracts and clamped
Folder etc. is acted in one, is had the advantages that simple in construction, easy to operate, accurate positioning, is shortened operating time.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model tong head schematic diagram.
Embodiment
Reference picture 1, Fig. 2, that show the concrete structure of the preferred embodiment of the utility model.It will be detailed below
The design feature of each element of the utility model, and be with Fig. 1 if being described to during direction (upper and lower, left and right, before and after)
Shown structure is that reference is described, but actual use direction of the present utility model is not limited thereto.
Referring to Fig. 1, the utility model provides a kind of intra-articular rongeur with attraction system, spike sawtooth, including pincers
Bar 1, the binding clip 2 for being located at the front end of claw beam 1 and the clamp handle 3 for being located at the rear end of claw beam 1, the binding clip 2 include fixed pliers head
21 include fixed clamp handle 31 and movable binding clip 22 can be driven to sting tight adjustable clamp with fixed pliers head 21 with movable binding clip 22, clamp handle 3
Handle 32, the claw beam 1 includes the claw beam main body 11 of bottom and is located at the push rod 12 at the top of claw beam main body 11, the adjustable clamp
Handle 32 is connected using bearing pin 33 with fixed clamp handle 31, is provided between the fixed clamp handle 31 and activity clamp handle 32 and is opened spring 34, institute
State fixed clamp handle 31 and activity clamp handle 32 and limited block 35, fixed clamp handle 31 and activity clamp handle are equipped with the side close to bearing pin 33
32 form gripping position in side of the limited block 35 away from bearing pin 33.The top of activity clamp handle 32 is provided with activity clamp handle 32 around bearing pin
33 can stir the slide block that push rod 12 is moved forward and backward along claw beam main body 11 when rotating, and the front end of the claw beam main body 11 forms fixation
Binding clip 21, the tail end of movable binding clip 22 is provided with shaft seat, and shaft seat is provided with first turn be connected with the afterbody of fixed pliers head 21
Axle 23 and the second rotating shaft 24 being connected with the front end of push rod 12.The activity clamp handle 32 as long as utility model is held with a firm grip, slide block is stirred
Push rod 12, the promotion activity binding clip 22 of push rod 12, movable binding clip 22 and fixed pliers head 21 are clamped.In operation application, push rod 12
Under motive force effect, the grip strength of binding clip 2 is big, can sting the spur for cutting joint connecting portion；Sting and cut after end, opening spring
Clamp handle 3 is unclamped in the presence of 34, clamp automatically resets.
Wherein, the occlusal surface of the fixed pliers head 21 and movable binding clip 22 is provided with the broached-tooth design 25 being mutually twisted, ginseng
See Fig. 2, the broached-tooth design 25 uses tetrapyamid shape sawtooth, fixed pliers head 21 and the abundant articulate relative of movable binding clip 22, compared with
Greatly increased toward band parallel sawtooth snap-in force.During Arthroscopic management operation, so as to considerably increase fixed pliers head 21 and living
Dynamic coefficient of friction between binding clip 22 and articular mobile corpus, the trip that fixed pliers head 21 and movable binding clip 22 are firmly bitten in operation
In vitro, in traction process be not in episome slip phenomenon between fixed pliers head 21 and movable binding clip 22.
In addition, attracting cavity 13 to be opened in the pharyngeal of fixed pliers head 21 provided with front end provided with cavity 13 is attracted along the claw beam 1
Mouth 14, attracts cavity 13 to be provided with open rearward end in the afterbody of claw beam 1, and open rearward end connection can plug the sheath 15 for attracting equipment.
Due to adding the attraction cavity 13 set along claw beam 1, attract cavity 13 can by the pharyngeal front opening 14 of fixed pliers head 21
The episome extractd directly is attracted in vitro, it is to avoid because being engaged ineffective phenomenon free again occurs for episome.This
Utility model integrates attraction and clamp etc. and acted, and with simple in construction, easy to operate, accurate positioning, shortens operating time
The advantages of.
Certainly, the invention is not limited to above-mentioned embodiment, and those skilled in the art are without prejudice to originally
Equivalent variations or replacement can be also made on the premise of utility model spirit, these equivalent modifications or replacement are all contained in the application
In claim limited range.
Claims (6)
1. a kind of intra-articular rongeur with attraction system, spike sawtooth, it is characterised in that：Including claw beam, it is located at the claw beam
The binding clip of front end and the clamp handle for being located at the claw beam rear end, the binding clip include fixed pliers head and movable binding clip, and clamp handle includes solid
Fixed clamp handle and movable binding clip and fixed pliers head can be driven to sting the occlusal surface of tight activity clamp handle, the fixed pliers head and movable binding clip
Provided with the broached-tooth design being mutually twisted, along the claw beam provided with cavity is attracted, cavity is attracted to be provided with the pharyngeal of fixed pliers head
Front opening, attracts cavity to be provided with open rearward end in the afterbody of claw beam.
2. the intra-articular rongeur with attraction system, spike sawtooth according to claim 1, it is characterised in that：The saw
Toothing uses tetrapyamid shape sawtooth.
3. the intra-articular rongeur with attraction system, spike sawtooth according to claim 1, it is characterised in that：Open rear end
Mouth connection can plug the sheath for attracting equipment.
4. the intra-articular rongeur with attraction system, spike sawtooth according to claim 1, it is characterised in that：The pincers
Bar includes the claw beam main body of bottom and is located at the push rod of the claw beam body top, and the activity clamp handle uses bearing pin and grips pincers
Handle is connected, and the top of activity clamp handle, which is provided with, can stir what push rod was moved forward and backward along claw beam main body when activity clamp handle is rotated around bearing pin
Slide block, the front end of the claw beam main body forms fixed pliers head, and the tail end of movable binding clip is provided with shaft seat, shaft seat be provided with
The first rotating shaft of the afterbody connection of fixed pliers head and the second rotating shaft being connected with the front end of push rod.
5. the intra-articular rongeur with attraction system, spike sawtooth according to claim 4, it is characterised in that：It is described solid
It is provided between fixed clamp handle and activity clamp handle and opens spring.
6. the intra-articular rongeur with attraction system, spike sawtooth according to claim 4, it is characterised in that：It is described solid
Fixed clamp handle and activity clamp handle are equipped with limited block in the side close to bearing pin, and fixed clamp handle and activity clamp handle are in limited block away from pin
The side of axle, which is formed, grips position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620834536.8U CN206355107U (en) | 2016-08-01 | 2016-08-01 | A kind of intra-articular rongeur with attraction system, spike sawtooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620834536.8U CN206355107U (en) | 2016-08-01 | 2016-08-01 | A kind of intra-articular rongeur with attraction system, spike sawtooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206355107U true CN206355107U (en) | 2017-07-28 |
Family
ID=59369746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620834536.8U Expired - Fee Related CN206355107U (en) | 2016-08-01 | 2016-08-01 | A kind of intra-articular rongeur with attraction system, spike sawtooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206355107U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111544086A (en) * | 2020-04-30 | 2020-08-18 | 南华大学附属南华医院 | Yellow ligament bites and removes pincers |
| CN113116411A (en) * | 2019-12-30 | 2021-07-16 | 北京术锐技术有限公司 | Surgical operation tool head |
| CN117281583A (en) * | 2023-10-17 | 2023-12-26 | 中国人民解放军总医院第七医学中心 | Double-leaf pliers with aspirator function |
-
2016
- 2016-08-01 CN CN201620834536.8U patent/CN206355107U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113116411A (en) * | 2019-12-30 | 2021-07-16 | 北京术锐技术有限公司 | Surgical operation tool head |
| CN111544086A (en) * | 2020-04-30 | 2020-08-18 | 南华大学附属南华医院 | Yellow ligament bites and removes pincers |
| CN117281583A (en) * | 2023-10-17 | 2023-12-26 | 中国人民解放军总医院第七医学中心 | Double-leaf pliers with aspirator function |
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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: 20170728 Termination date: 20180801 |