CN207186701U - A kind of knee joint positioner for bone tuberculosis operation - Google Patents
A kind of knee joint positioner for bone tuberculosis operation Download PDFInfo
- Publication number
- CN207186701U CN207186701U CN201720216777.0U CN201720216777U CN207186701U CN 207186701 U CN207186701 U CN 207186701U CN 201720216777 U CN201720216777 U CN 201720216777U CN 207186701 U CN207186701 U CN 207186701U
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- CN
- China
- Prior art keywords
- sleeve
- support frame
- supporting plate
- hinged
- thigh
- 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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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model provides a kind of knee joint positioner for bone tuberculosis operation, including supporting plate and alignment pin, it is characterized in that：The side of the supporting plate is hinged with thigh support frame, the opposite side of the supporting plate is hinged with leg support frame, the top of the supporting plate and one end of sleeve are affixed, loose collar is cased with expansion link in the sleeve, the sleeve is provided with fixing bolt, the fixing bolt contacts through the sleeve with the expansion link, knee support block is connected with the top of the expansion link, the bottom of the supporting plate and one end of support bar are affixed, the other end of the support bar is provided with two collars, and rotating shaft is equipped with each collar.
Description
Technical field
Technical field of medical equipment is the utility model is related to, concretely, is related to a kind of knee for bone tuberculosis operation
Joint locating device.
Background technology
Bone tuberculosis is the destructive lesion as caused by tubercle bacillus invades bone or joint.Site of pathological change majority is bearing a heavy burden
Greatly, movable bones that are more, easily straining or joint.Most predilection site is backbone, next to that hip, knee, foot, elbow, hand etc..Entering
, it is necessary to which knee joint is fixed when the kneed bone tuberculosis of row is performed the operation, and claimed apparatus can have a range of regulation section,
At present in knee surgery, the position of limbs is helped by assistant, there is in art that joint position constant can not maintain, unstable
It is fixed, the deficiencies of various joint angles for needs of performing the operation are not in place part, and increase operation manpower, expend assistant's muscle power.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of knee joint positioner for bone tuberculosis operation,
Help patient to carry out knee joint in surgical procedure to fix.
The utility model, which adopts the following technical scheme that, realizes goal of the invention：
A kind of knee joint positioner for bone tuberculosis operation, including supporting plate and alignment pin, it is characterized in that：It is described
The side of supporting plate is hinged with thigh support frame, and the opposite side of the supporting plate is hinged with leg support frame, the supporting plate
Top and one end of sleeve are affixed, and loose collar is cased with expansion link in the sleeve, and the sleeve is provided with fixing bolt, described solid
Determine bolt to contact with the expansion link through the sleeve, knee support block, the support are connected with the top of the expansion link
The bottom of plate and one end of support bar are affixed, and the other end of the support bar is provided with two collars, are all provided with each collar
There is rotating shaft, the rotating shaft is connected by bearing with the collar, and one end of each rotating shaft is connected with first bevel gear, often
The other end of the individual rotating shaft is connected with rotating disk, and the bottom of the support bar and one end of sleeve column are affixed, the sleeve column it is another
One end loose collar is cased with second bevel gear, and the second bevel gear engages with two first bevel gears, on the rotating disk
Provided with one group of hole clipping, the edge of the rotating disk is provided with handle, and the outer ring of two rotating disks is passed by articulated column and two respectively
One end of lever is hinged, the other ends of two drive links respectively with after the leg support frame and the thigh support frame
Portion is hinged, and the both sides of the support bar are fixed on base by support frame.
As the further restriction to the technical program：The leg support frame is provided with two groups of shank fixed belt holes, institute
State thigh support frame and be provided with one group of thigh fixed belt hole.
As the further restriction to the technical program：Hole clipping of the alignment pin through two rotating disks.
The beneficial effects of the utility model：The utility model is provided with two rotating disks, can be by rotating any one rotating disk, can
Drive corresponding rotating shaft and first bevel gear to rotate, and then another first bevel gear and another are driven by second bevel gear
Rotating disk rotates backward, and two rotating disks drive corresponding leg support frame and thigh support frame to turn around pin joint by drive link respectively
It is dynamic, and then the angle of bend of adjustable thigh and shank, so as to which knee joint is adjusted into one according to patient requests and operation demand
Individual suitable state, it is easy to operation to carry out, knee support block preferably can be supported to knee back, so as to realize rotation
One rotating disk, while the effect of thigh support frame and leg support frame is adjusted, while can be consolidated by shank fixed belt hole and thigh
It is fixed with holes, with external stability band, shank and thigh are fixed, effectively patient can be avoided to be tampered in surgical procedure, is ensured
Surgical effect.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the present utility model；
Fig. 2 is planar structure schematic diagram of the present utility model；
Fig. 3 looks up transparent view to be of the present utility model；
Fig. 4 is Structure explosion diagram of the present utility model；
Fig. 5 is the schematic enlarged-scale view of part B in Fig. 3；
Fig. 6 is the schematic enlarged-scale view of part A in Fig. 4；
Fig. 7 is the connection diagram of rotating disk of the present utility model, rotating shaft, bearing and first bevel gear；
Fig. 8 is the connection floor map of rotating disk of the present utility model, rotating shaft, bearing and first bevel gear.
In figure, 1- leg supports frame, 101- shanks fixed belt hole, 2- supporting plates, 201- support bars, the 202- collars, 3- turn
Disk, 301- rotating shafts, 302- bearings, 303- first bevel gears, 304- articulated columns, 305- handles, 306- hole clippings, 4- alignment pins, 5-
Drive link, 6- bases, 601- support frames, the leading screws of 7- second, 701- thigh supports frame, 8- knees support block, 9- sleeves, 901- stretch
Contracting bar, 902- fixing bolts, 10- second bevel gears, 1001- sleeve columns.
Embodiment
Below in conjunction with the accompanying drawings, an embodiment of the present utility model is described in detail, it is to be understood that this
The protection domain of utility model is not limited by embodiment.
As shown in figures 1-8, the utility model includes supporting plate 2 and alignment pin 4, and the side of the supporting plate 2 is hinged with greatly
Leg support 7, the opposite side of the supporting plate 2 are hinged with leg support frame 1, the top of the supporting plate 2 and one end of sleeve 9
Affixed, loose collar is cased with expansion link 901 in the sleeve 9, and the sleeve 9 is provided with fixing bolt 902, the fixing bolt
902 are contacted through the sleeve 9 with the expansion link 901, and expansion link 901 can be withstood by tightening fixing bolt 902, are realized flexible
The fixation of bar 901, the top of the expansion link 901 are connected with knee support block 8, bottom and the support bar 201 of the supporting plate 2
One end it is affixed, the other end of the support bar 201 is provided with two collars 202, and rotating shaft is equipped with each collar 202
301, the rotating shaft 301 is connected by bearing 302 with the collar 202, and one end of each rotating shaft 301 is connected with first
Bevel gear 303, the other end of each rotating shaft 301 are connected with rotating disk 3, bottom and the sleeve column 1001 of the support bar 2
One end is affixed, and the other end loose collar of the sleeve column 1001 is cased with second bevel gear 10, the second bevel gear 10 and two institutes
To state first bevel gear 303 to engage, one group of hole clipping 306 is equipped with the rotating disk 3, the edge of the rotating disk 3 is provided with handle 305,
The outer ring of two rotating disks 3 is hinged by one end of articulated column 304 and two drive links 5 respectively, two drive links 5
Rear portion of the other end respectively with the leg support frame 1 and the thigh support frame 7 is hinged, and the both sides of the support bar 201 lead to
Support frame 601 is crossed to be fixed on base 6.
The leg support frame 1 is provided with two groups of shank fixed belt holes 101, and the thigh support frame 7 is provided with one group big
Leg restraint webbing hole 701.
The alignment pin 4 after angle is adjusted, can pass through alignment pin 4 through the hole clipping 306 of two rotating disks 3
The fixation of two rotating disks 3 is realized, so that leg support frame 1 and thigh support frame 7 keep fixed angle.
In use, the leg of patient can be placed in this mounted box, the utility model is provided with two rotating disks 3, can be appointed by rotating
One rotating disk 3 of meaning, can drive corresponding rotating shaft 301 and first bevel gear 303 to rotate, and then driven separately by second bevel gear 10
One first bevel gear 303 and another rotating disk 3 rotate backward, and two rotating disks drive corresponding shank by drive link 5 respectively
Support frame 1 and thigh support frame 7 rotate around pin joint, and then the angle of bend of adjustable thigh and shank, so as to according to patient
It is required that and operation demand knee joint is adjusted to a suitable state, be easy to operation carry out, knee support block 8 can be preferably right
Knee back is supported, and rotates a rotating disk 3 so as to realize, while adjust the effect of thigh support frame 7 and leg support frame 1
Fruit, while, with external stability band, shank and thigh can be consolidated by shank fixed belt hole 101 and thigh fixed belt hole 701
It is fixed, effectively patient can be avoided to be tampered in surgical procedure, ensure surgical effect.
Disclosed above is only a specific embodiment of the present utility model, and still, the utility model is not limited to this,
The changes that any person skilled in the art can think of should all fall into the scope of protection of the utility model.
Claims (3)
1. a kind of knee joint positioner for bone tuberculosis operation, including supporting plate and alignment pin, it is characterized in that：The branch
The side of fagging is hinged with thigh support frame, and the opposite side of the supporting plate is hinged with leg support frame, the supporting plate it is upper
Portion and one end of sleeve are affixed, and loose collar is cased with expansion link in the sleeve, and the sleeve is provided with fixing bolt, the fixation
Bolt is contacted through the sleeve with the expansion link, and knee support block, the supporting plate are connected with the top of the expansion link
Bottom and support bar one end it is affixed, the other end of the support bar is provided with two collars, is equipped with each collar
Rotating shaft, the rotating shaft are connected by bearing with the collar, and one end of each rotating shaft is connected with first bevel gear, each
The other end of the rotating shaft is connected with rotating disk, and the bottom of the support bar and one end of sleeve column are affixed, the sleeve column it is another
End loose collar is cased with second bevel gear, and the second bevel gear is engaged with two first bevel gears, is all provided with the rotating disk
There is one group of hole clipping, the edge of the rotating disk is provided with handle, and the outer ring of two rotating disks is driven by articulated column and two respectively
One end of bar is hinged, the other ends of the two drive links rear portion with the leg support frame and the thigh support frame respectively
Be hinged, the both sides of the support bar are fixed on base by support frame.
2. the knee joint positioner according to claim 1 for bone tuberculosis operation, it is characterized in that：The shank branch
Support is provided with two groups of shank fixed belt holes, and the thigh support frame is provided with one group of thigh fixed belt hole.
3. the knee joint positioner according to claim 1 for bone tuberculosis operation, it is characterized in that：The alignment pin
Through the hole clipping of two rotating disks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720216777.0U CN207186701U (en) | 2017-03-07 | 2017-03-07 | A kind of knee joint positioner for bone tuberculosis operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720216777.0U CN207186701U (en) | 2017-03-07 | 2017-03-07 | A kind of knee joint positioner for bone tuberculosis operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207186701U true CN207186701U (en) | 2018-04-06 |
Family
ID=61792725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720216777.0U Expired - Fee Related CN207186701U (en) | 2017-03-07 | 2017-03-07 | A kind of knee joint positioner for bone tuberculosis operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207186701U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110786937A (en) * | 2019-11-06 | 2020-02-14 | 中南大学湘雅医院 | Shank fixing device for puncture operation |
| CN113229956A (en) * | 2021-05-19 | 2021-08-10 | 谢庆云 | Lower limb fixing device for orthopedic knee joint replacement surgery |
-
2017
- 2017-03-07 CN CN201720216777.0U patent/CN207186701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110786937A (en) * | 2019-11-06 | 2020-02-14 | 中南大学湘雅医院 | Shank fixing device for puncture operation |
| CN113229956A (en) * | 2021-05-19 | 2021-08-10 | 谢庆云 | Lower limb fixing device for orthopedic knee joint replacement surgery |
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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: 20180406 Termination date: 20210307 |