CN205514720U - Knee is external member for total joint replacement surgery - Google Patents
Knee is external member for total joint replacement surgery Download PDFInfo
- Publication number
- CN205514720U CN205514720U CN201520910431.1U CN201520910431U CN205514720U CN 205514720 U CN205514720 U CN 205514720U CN 201520910431 U CN201520910431 U CN 201520910431U CN 205514720 U CN205514720 U CN 205514720U
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- China
- Prior art keywords
- bilge
- turn
- protector
- external member
- handle
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Abstract
The utility model discloses a knee is external member for total joint replacement surgery, carry including the thighbone of the collateral ligaments protector of S -shaped structure, tibial plateau protector, L shape structure and draw the ware and strut the caliber, the tibial plateau protector includes the safety cover of the font of falling U and disassembles soon that the inner wall shape of safety cover suits with tibial plateau's the surface of bone that cuts, strut the caliber including cutting the formula body, the top of cutting the formula body becomes to strut the turn of bilge to one side bending type, and the top that struts the turn of bilge is equipped with a pair of square spreader plates, and the tail end of cutting the formula body is equipped with to adjust and measures. The utility model discloses simple structure, convenient to use in knee total joint replacement surgery, can effectively protect the soft tissue at collateral ligaments and rear, can avoid tibial plateau to cut a surface of bone and accidentally injured by the saw bit to can reliably carry distal femoral and drawing, can accurately detect simultaneously and cut size and the tension that bends and stretches the clearance behind the bone, the stability in the field of vision of effectively ensureing to perform the operation.
Description
Technical field
This utility model relates to medical instruments field, specifically, is related specifically to a kind of knee prosthesis hands
Art external member.
Background technology
At present, knee prosthesis is widely used in clinic, for alleviating gerontal patient's gonalgia deformity
There is good operative effect, but operation there is also all multi-risk Systems simultaneously.In total knee replacement is performed the operation,
When to row shin femur osteotomy, side para-ligament not only affects the normal osteotomy operation visual field, and easily by goose saw
Sheet is accidentally injured；When selecting posterior stabilized prosthese and using the modus operandi of tibial side first osteotomy, in femur side
During using osteotomy guide plate osteotomy, tibial plateau is easily bruised or is accidentally injured by saw blade, has a strong impact on operation
Be smoothed out；When the excision of femur rear hyperosteogeny or rear soft tissue release, by hands, thigh is embraced merely
The mode risen the most is not provided that enough spaces, causes the operative region visual field bad, and stability is the highest, gives
Operation brings great inconvenience；Meanwhile, traditional detection soft tissue release and the method for balance are the most loaded down with trivial details,
And accuracy is the highest, impacts bending and stretching gap length after osteotomy, have a strong impact on operative effect.
Utility model content
The purpose of this utility model is for deficiency of the prior art, it is provided that a kind of replacement knee in arthroplasty
By external member, to solve the problems referred to above.
This utility model is solved the technical problem that to realize by the following technical solutions:
A kind of replacement knee in arthroplasty external member, including side para-ligament protector, tibial plateau protector, stock
Bone drawing device and strut measuring device, described side para-ligament protector includes the first turn of bilge, protector body and the
Two turn of bilges, the first turn of bilge, protector body and the second turn of bilge are sequentially connected formation S-shaped structure；Described tibia
Platform protector includes the protective cover of the font of falling Qian and the Fast detachable unit at top, the inner wall shape of protective cover and tibia
The osteotomy surface of platform adapts；Described femur drawing device includes fixing bar and lifting rod, fixing bar and lifting rod
Join end to end formation L-shaped structure；The described measuring device that struts includes scissors body, and the top of scissors body is to one
Lateral buckling is formed and struts turn of bilge, and the top strutting turn of bilge is provided with a square shaped distraction plate, the tail end of scissors body
It is provided with regulation measuring piece.
Further, the top bore of described first turn of bilge is less than the top of the second turn of bilge.
Further, described tibial plateau protector is stainless steel, and has some different size of types
Number.
Further, described fixing bar is straight-bar, and lifting rod is bent rod, and lifting rod is away from the one of fixing bar
End is provided with handle, and lifting rod is provided with same at lifting rod of spine, spine and fixing bar near one end of fixing bar
Side.
Further, described scissors body includes first handle, second handle and two being connected by bearing pin part
Root stage clip, two stage clips compress mutually and are separately fixed on first handle and second handle.
Further, described regulation measuring piece includes fixture and the band millimeter scale being connected by articulated elements
Tooth shape locating bar, fixture is fixedly linked with first handle.
Compared with prior art, the beneficial effects of the utility model are as follows:
This utility model simple in construction, easy to use.Side para-ligament can be led by side para-ligament protector safely
The soft tissue at rear is protected so that row Tibial osteotomy process is more convenient, safety while side；Tibia
Tibial plateau osteotomy surface can effectively be protected by platform protector, it is to avoid during femur side osteotomy of being expert at, tibial plateau cuts
Surface of bone is accidentally injured by saw blade；Fixing bar in use, is inserted femoral bone cavitas medullaris, is passed through handle strip by femur drawing device
Dynamic lifting rod lifts distal femur, and wound face is little, and can expose surgical field of view well, brings to operation
Great convenience；Strut measuring device and size and the tension force in gap after accurately detecting osteotomy, can be bent and stretched, thus for curing
Raw art provides effective reference when row soft tissue release and balance, and carries out knee joint rear soft tissue
Drag hook can be taken as during cleaning to use, thus effectively ensure stablizing of surgical field of view.
Accompanying drawing explanation
Fig. 1 is the structural representation of replacement knee in arthroplasty external member described in the utility model.
Fig. 2 is that the A of femur drawing device described in the utility model is to schematic diagram.
Fig. 3 is the top view strutting measuring device described in the utility model.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and effect and be readily apparent from
Solve, below in conjunction with detailed description of the invention, this utility model is expanded on further.
See Fig. 1, Fig. 2 and Fig. 3, a kind of replacement knee in arthroplasty external member described in the utility model, bag
Include side para-ligament protector 10, tibial plateau protector 20, femur drawing device 30 and strut measuring device 40.
Side para-ligament protector 10 includes the first turn of bilge 11, protector body 12 and the second turn of bilge 13, first
Turn of bilge 11, protector body 12 and the second turn of bilge 13 are sequentially connected formation S-shaped structure.First turn of bilge 11
Top bore is less than the top of the second turn of bilge 13.Be expert at Tibial osteotomy time side para-ligament protector 10 is placed in
The inner side of side para-ligament, it is possible to safely side para-ligament is led the soft tissue simultaneously protecting rear to side, makes
Osteotomy process is more convenient, safety.
Tibial plateau protector 20 includes the protective cover 21 of the font of falling Qian and the Fast detachable unit 22 at top, protective cover
The inner wall shape of 21 adapts with the osteotomy surface of tibial plateau.Tibial plateau protector 20 is stainless steel,
And there is some different size of models.During femur side osteotomy of being expert at, tibial plateau protector 20 is covered at shin
On bone platform osteotomy surface, it is possible to protection tibial plateau osteotomy surface well, it is to avoid it is accidentally injured by saw blade.
Femur drawing device 30 includes fixing bar 31 and lifting rod 32, fixing bar 31 and lifting rod 32 head and the tail phase
Even form L-shaped structure.Fixing bar 31 is straight-bar, and lifting rod 32 is bent rod, and lifting rod 32 is away from fixing
One end of bar is provided with handle 33, and lifting rod 32 is provided with spine 34, spine 34 near one end of fixing bar 31
With fixing bar 31 in the same side of lifting rod 32.In use, fixing bar 31 is placed into femoral bone cavitas medullaris, logical
Crossing handle 33 drives lifting rod 32 to lift distal femur, it is possible to expose surgical field of view very well, to surgical band
Carry out great convenience.
Strut measuring device 40 and include that scissors body 41, the top of scissors body 41 are bent to form to side and strut
Turn of bilge 42, the top strutting turn of bilge 42 is provided with a square shaped distraction plate 43, and the tail end of scissors body 41 is provided with
Regulation measuring piece 44.Scissors body 41 includes by the connected first handle 411 of bearing pin part 410, second-hand
Handle 412 and two stage clips 413, two stage clips 413 compress mutually and are separately fixed at first handle 411 and second
On handle 412.Regulation measuring piece 44 includes that the fixture 441 and the band millimeter that are connected by articulated elements 440 are carved
The tooth shape locating bar 442 of degree, fixture 441 is fixedly linked with first handle 411, the end of second handle 412
Hold and fixed by tooth shape locating bar 442.
Of the present utility model ultimate principle and principal character and of the present utility model excellent have more than been shown and described
Point.Skilled person will appreciate that of the industry, this utility model is not restricted to the described embodiments, above-mentioned reality
Execute and principle of the present utility model is simply described, without departing from this utility model spirit described in example and description
On the premise of scope, this utility model also has various changes and modifications, and these changes and improvements both fall within
In the range of claimed this utility model.This utility model claims scope by appending claims
And equivalent defines.
Claims (6)
1. a replacement knee in arthroplasty external member, it is characterised in that: include that side para-ligament protector, tibia are flat
Platform protector, femur drawing device and strut measuring device, described side para-ligament protector includes the first turn of bilge, guarantor
Protecting device body and the second turn of bilge, the first turn of bilge, protector body and the second turn of bilge are sequentially connected formation S-shaped knot
Structure；Described tibial plateau protector includes the protective cover of the font of falling Qian and the Fast detachable unit at top, protective cover interior
Wall shape adapts with the osteotomy surface of tibial plateau；Described femur drawing device includes fixing bar and lifting rod, Gu
Fixed pole and lifting rod join end to end formation L-shaped structure；The described measuring device that struts includes scissors body, and scissors are originally
The top of body is bent to form to side and struts turn of bilge, and the top strutting turn of bilge is provided with a square shaped distraction plate, cuts
The tail end of formula body is provided with regulation measuring piece.
Replacement knee in arthroplasty external member the most according to claim 1, it is characterised in that: described first
The top bore of turn of bilge is less than the top of the second turn of bilge.
Replacement knee in arthroplasty external member the most according to claim 1, it is characterised in that: described tibia
Platform protector is stainless steel, and has some different size of models.
Replacement knee in arthroplasty external member the most according to claim 1, it is characterised in that: described fixing
Bar is straight-bar, and lifting rod is bent rod, and lifting rod is provided with handle away from one end of fixing bar, and lifting rod is close
One end of fixing bar is provided with spine, spine and fixing bar in the same side of lifting rod.
Replacement knee in arthroplasty external member the most according to claim 1, it is characterised in that: described scissors
Body includes first handle, second handle and two stage clips being connected by bearing pin part, and two stage clips are pressed mutually
Tightly it is separately fixed on first handle and second handle.
Replacement knee in arthroplasty external member the most according to claim 1, it is characterised in that: described regulation
Measuring piece includes fixture and the tooth shape locating bar of band millimeter scale being connected by articulated elements, fixture and the
One handle is fixedly linked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910431.1U CN205514720U (en) | 2015-11-16 | 2015-11-16 | Knee is external member for total joint replacement surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910431.1U CN205514720U (en) | 2015-11-16 | 2015-11-16 | Knee is external member for total joint replacement surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205514720U true CN205514720U (en) | 2016-08-31 |
Family
ID=56762305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520910431.1U Expired - Fee Related CN205514720U (en) | 2015-11-16 | 2015-11-16 | Knee is external member for total joint replacement surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205514720U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110123399A (en) * | 2019-05-30 | 2019-08-16 | 青岛大学附属医院 | Knee joint separate room miniature elastic struts inner fixing device and its implantation instrument |
| CN114098861A (en) * | 2021-12-27 | 2022-03-01 | 郑佳鹏 | Arthroscope lower joint gap opening device |
-
2015
- 2015-11-16 CN CN201520910431.1U patent/CN205514720U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110123399A (en) * | 2019-05-30 | 2019-08-16 | 青岛大学附属医院 | Knee joint separate room miniature elastic struts inner fixing device and its implantation instrument |
| CN110123399B (en) * | 2019-05-30 | 2023-05-09 | 青岛大学附属医院 | Miniature elastic supporting internal fixing device for knee joint single compartment and implantation instrument thereof |
| CN114098861A (en) * | 2021-12-27 | 2022-03-01 | 郑佳鹏 | Arthroscope lower joint gap opening device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160831 Termination date: 20171116 |