CN107789019A - A kind of orthopaedics replacement knee mirror joint dilator - Google Patents
A kind of orthopaedics replacement knee mirror joint dilator Download PDFInfo
- Publication number
- CN107789019A CN107789019A CN201711341618.4A CN201711341618A CN107789019A CN 107789019 A CN107789019 A CN 107789019A CN 201711341618 A CN201711341618 A CN 201711341618A CN 107789019 A CN107789019 A CN 107789019A
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- CN
- China
- Prior art keywords
- lever
- strut
- locking button
- fixedly connected
- replacement knee
- 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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0218—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
- A61B2017/0268—Joint distractors for the knee
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of orthopaedics replacement knee mirror joint dilator, including lever, elastic lock and sharp thorn is strutted, the side wall of the lever is provided with elastic lock, and the top of the lever, which is provided with, struts sharp thorn, described to strut sharp pierce and be fixedly connected with lever；The lever includes left lever and right lever, and the left lever and right lever are rotatablely connected, and the middle part of the left lever and right lever is provided with rotational slide device, and the inner side of the left lever is provided with spring leaf；The elastic lock includes locking bar and tight locking button, and the locking bar is fixedly connected with right lever, and the tight locking button is flexibly connected with left lever；Described strut is provided with pointed tip at the top of sharp thorn, the top for strutting sharp thorn and being reversely fixed on lever.The present invention can strut directly between condyle of femur and tibial plateau, will not increase damage, can give and strut, and it is novel in design rationally indication is wide, easy to operate, strut that effect is good, and operating time is short, damage is small.
Description
Technical field
The present invention relates to bone surgery set technical field, specially a kind of orthopaedics replacement knee mirror joint dilator.
Background technology
Do not have in knee joint endoprosthesis cartilage under arthroscope damage but that meniscus of knee joint relief angle has damage in prosthetic,
There is the patient of more meniscus relief angle damage with joint beam contracture, meniscus relief angle appears difficult, operating time length, and operation is tired
Difficulty, local damage is increased, old technology is extremely complex, and indication is narrow, can only be strutted between fossa intercondyloidea and spinous process of tibia.
Strut that effect is poor, the damage to patient is larger, and inconvenient for operation, reduces the operating efficiency of doctor.
The content of the invention
It is an object of the invention to provide a kind of orthopaedics replacement knee mirror joint dilator, directly can be put down in condyle of femur and shin bone
Strutted between platform, damage will not be increased, can given and strut, and it is novel in design reasonable, and indication is wide, easy to operate, struts effect
Fruit is good, and operating time is short, and damage is small.
To achieve the above object, the present invention provides following technical scheme：A kind of orthopaedics replacement knee mirror joint dilator, including
Lever, elastic lock and strut sharp thorn, the side wall of the lever is provided with elastic lock, and the top of the lever is sharp provided with strutting
Thorn, it is described strut it is sharp thorn be fixedly connected with lever；The lever includes left lever and right lever, and the left lever and right lever turn
The middle part of dynamic connection, the left lever and right lever is provided with rotational slide device, and the inner side of the left lever is provided with spring leaf；Institute
Stating elastic lock includes locking bar and tight locking button, and the locking bar is fixedly connected with right lever, and the tight locking button is lived with left lever
Dynamic connection；Described strut is provided with pointed tip at the top of sharp thorn, the top for strutting sharp thorn and being reversely fixed on lever.
Further, the surface of the locking bar is provided with rack, and the rack is uniformly distributed in the edge of locking bar.
Further, the surface of the tight locking button is provided with and presses wrench, described to be fixedly connected by wrench with tight locking button.
Further, the contact surface of the tight locking button and locking bar is provided with positioning tooth, and the positioning tooth engages company with rack
Connect.
Further, the bottom of the spring leaf and left lever is provided with rivet, and the spring leaf is fixedly connected with left lever.
Further, the top of the spring leaf contacts connection with tight locking button.
Further, the bottom of the lever is provided with the collar, and the collar is fixedly connected with lever.
Compared with prior art, beneficial effects of the present invention are：
The present invention can strut directly between condyle of femur and tibial plateau, will not increase damage, can give and strut, and design new
Clever rationally indication is wide, easy to operate, struts that effect is good, and operating time is short, and damage is small, by being provided with rotation at the middle part of lever
Turn carriage, be easy to compress lever near-end, distally strut, it is convenient to strut knee joint, by provided with elastic lock, being easy to
Lever is fixed, improves the operating efficiency of doctor.
Brief description of the drawings
Fig. 1 is the orthopaedics replacement knee mirror joint dilator closing structure schematic diagram of the present invention.
Fig. 2 is the orthopaedics replacement knee mirror joint dilator Unclosing structure schematic diagram of the present invention.
In figure：Lever 1, it is elastic lock 2, strut it is sharp thorn 3, left lever 4, right lever 5, rotational slide device 6, spring leaf 7,
Lock bar 8, tight locking button 9, pointed tip 10, rack 11, by wrench 12, positioning tooth 13, rivet 14, the collar 15.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of orthopaedics replacement knee mirror joint dilator, including hold
Handle 1, elastic lock 2 and sharp thorn 3 is strutted, the side wall of the lever 1 is provided with elastic lock 2, and the top of the lever 1, which is provided with, to be strutted
Sharp thorn 3, it is described to strut sharp thorn and 3 be fixedly connected with lever 1；The lever 1 includes left lever 4 and right lever 5, the left lever 4
Be rotatablely connected with right lever 5, the middle part of the left lever 4 and right lever 5 is provided with rotational slide device 6, the left lever 4 it is interior
Side is provided with spring leaf 7；The elastic lock 2 includes locking bar 8 and tight locking button 9, and the locking bar 8 is fixedly connected with right lever 5,
The tight locking button 9 is flexibly connected with left lever 4；It is described to strut the sharp top of thorn 3 and be provided with pointed tip 10, it is described to strut that sharp to pierce 3 anti-
To the top for being fixed on lever 1.
The surface of the locking bar 8 is provided with rack 11, and the rack 11 is uniformly distributed in the edge for locking bar 8, by
The surface of locking bar 8 is provided with rack 11, is easy to position lever 1.
The surface of the tight locking button 9 is provided with and presses wrench 12, described to be fixedly connected by wrench 12 with tight locking button 9, passes through
It is provided with the surface of tight locking button 9 and presses wrench 12, is easy to doctor to use dilator, it is convenient to the elastic control of lock 2.
The contact surface of the tight locking button 9 and locking bar 8 is provided with positioning tooth 13, the positioning tooth 13 and the company of engagement of rack 11
Connect, by being provided with positioning tooth 13 on the surface of tight locking button 9, be easy to that locking bar 8 is fixed, facilitate dilator to strut and consolidate
It is fixed, reduce the labor intensity for the dilator that doctor uses.
The bottom of the spring leaf 7 and left lever 4 is provided with rivet 14, and the spring leaf 7 is fixedly connected with left lever 4, leads to
Cross and be provided with rivet 14 in the bottom of spring leaf 7 and left lever 4, be easy to spring leaf 7 being fixed on the surface of left lever 4.
The top of the spring leaf 7 contacts connection with tight locking button 9, by making spring leaf 7 contact connection with tight locking button 9, just
Fastened all the time with locking bar 8 in making tight locking button 9.
The bottom of the lever 1 is provided with the collar 15, and the collar 15 is fixedly connected with lever 1, by the bottom of lever 1
Provided with the collar 15, it is easy to doctor to hold dilator.
The lever 1 of the present invention, elastic lock 2, strut sharp thorn 3, left lever 4, right lever 5, rotational slide device 6, spring
Piece 7, locking bar 8, tight locking button 9, pointed tip 10, rack 11, by wrench 12, positioning tooth 13, rivet 14, part it is general
Part, its structure and the principle that standard component or those skilled in the art know all can be obtained for this technology personnel by technical manual
Know or known by normal experiment method, the present invention can strut directly between condyle of femur and tibial plateau, will not increase damage, can
Strutted with giving, and it is novel in design rationally indication is wide, easy to operate, strut that effect is good, and operating time is short, damage is small, leads to
Cross and be provided with rotational slide device 6 at the middle part of lever 1, be easy to compress the near-end of lever 1, distally strut, it is convenient to support knee joint
Open, by provided with elastic lock 2, being easy to that lever 1 is fixed, improving the operating efficiency of doctor.
In the use of the present invention, by strutting between sharp the insertion condyle of femur of thorn 3 and tibial plateau at the top of dilator, firmly grip
Lever 1, makes lever 1 close to each other, and sharp thorn 3 will be strutted after rotational slide device 6 and is strutted, so as to which knee joint be strutted, is locked
9 racks 11 with locking bar 8 surface in the presence of spring leaf 7 that link closely fasten, and fix lever 1, facilitate doctor to be performed the operation
Deng operation, wrench 12 is pressed in finally fluctuation, tight locking button 9 is departed from locking bar 8, is taken out dilator.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Which point therefore, no matter from the point of view of, all should incite somebody to action
Embodiment regards exemplary as, and be it is nonrestrictive, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention
It is interior.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. a kind of orthopaedics replacement knee mirror joint dilator, including lever（1）, elastic lock（2）With strut sharp thorn（3）, its feature
It is：The lever（1）Side wall be provided with elastic lock（2）, the lever（1）Top be provided with strut sharp thorn（3）, the support
Open sharp thorn（3）With lever（1）It is fixedly connected；
The lever（1）Including left lever（4）With right lever（5）, the left lever（4）With right lever（5）Rotation connection, it is described
Left lever（4）With right lever（5）Middle part be provided with rotational slide device（6）, the left lever（4）Inner side be provided with spring leaf
（7）；
The elastic lock（2）Including locking bar（8）And tight locking button（9）, the locking bar（8）With right lever（5）It is fixedly connected,
The tight locking button（9）With left lever（4）It is flexibly connected；It is described to strut sharp thorn（3）Top is provided with pointed tip（10）, it is described to strut
Sharp thorn（3）Reversely it is fixed on lever（1）Top.
A kind of 2. orthopaedics replacement knee mirror joint dilator according to claim 1, it is characterised in that：The locking bar（8）
Surface be provided with rack（11）, the rack（11）It is uniformly distributed in locking bar（8）Edge.
A kind of 3. orthopaedics replacement knee mirror joint dilator according to claim 1, it is characterised in that：The tight locking button（9）
Surface be provided with press wrench（12）, it is described to press wrench（12）With tight locking button（9）It is fixedly connected.
A kind of 4. orthopaedics replacement knee mirror joint dilator according to claim 1, it is characterised in that：The tight locking button（9）
With locking bar（8）Contact surface be provided with positioning tooth（13）, the positioning tooth（13）With rack（11）Engagement connection.
A kind of 5. orthopaedics replacement knee mirror joint dilator according to claim 1, it is characterised in that：The spring leaf（7）
With left lever（4）Bottom be provided with rivet（14）, the spring leaf（7）With left lever（4）It is fixedly connected.
A kind of 6. orthopaedics replacement knee mirror joint dilator according to claim 1, it is characterised in that：The spring leaf（7）
Top and tight locking button（9）Contact connection.
A kind of 7. orthopaedics replacement knee mirror joint dilator according to claim 1, it is characterised in that：The lever（1）'s
Bottom is provided with the collar（15）, the collar（15）With lever（1）It is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711341618.4A CN107789019A (en) | 2017-12-14 | 2017-12-14 | A kind of orthopaedics replacement knee mirror joint dilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711341618.4A CN107789019A (en) | 2017-12-14 | 2017-12-14 | A kind of orthopaedics replacement knee mirror joint dilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107789019A true CN107789019A (en) | 2018-03-13 |
Family
ID=61537810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711341618.4A Withdrawn CN107789019A (en) | 2017-12-14 | 2017-12-14 | A kind of orthopaedics replacement knee mirror joint dilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107789019A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114098861A (en) * | 2021-12-27 | 2022-03-01 | 郑佳鹏 | Arthroscope lower joint gap opening device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2882543Y (en) * | 2005-09-30 | 2007-03-28 | 申屠裕华 | Surgical dilation forceps for belly |
| CN200954121Y (en) * | 2006-09-30 | 2007-10-03 | 周道奇 | Bracing holding forceps for use after tracheotomy |
| CN101564312A (en) * | 2009-05-15 | 2009-10-28 | 中国人民解放军第三军医大学第三附属医院 | Nasal cavity, nasal septum double-site spreader |
-
2017
- 2017-12-14 CN CN201711341618.4A patent/CN107789019A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2882543Y (en) * | 2005-09-30 | 2007-03-28 | 申屠裕华 | Surgical dilation forceps for belly |
| CN200954121Y (en) * | 2006-09-30 | 2007-10-03 | 周道奇 | Bracing holding forceps for use after tracheotomy |
| CN101564312A (en) * | 2009-05-15 | 2009-10-28 | 中国人民解放军第三军医大学第三附属医院 | Nasal cavity, nasal septum double-site spreader |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114098861A (en) * | 2021-12-27 | 2022-03-01 | 郑佳鹏 | Arthroscope lower joint gap opening device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180313 |
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| WW01 | Invention patent application withdrawn after publication |