CN206964658U - Proximal tibia cuts locating guide - Google Patents
Proximal tibia cuts locating guide Download PDFInfo
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- CN206964658U CN206964658U CN201720094323.0U CN201720094323U CN206964658U CN 206964658 U CN206964658 U CN 206964658U CN 201720094323 U CN201720094323 U CN 201720094323U CN 206964658 U CN206964658 U CN 206964658U
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- main body
- guide plate
- proximal tibia
- line
- cutting
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Abstract
The utility model provides a kind of proximal tibia cutting locating guide, its line of force bar for including being mounted on the cutting guide plate on patient's shin bone and being mounted on cutting guide plate.The main body that there is the cutting guide plate vertical arcuation to set, the extended abutting platform and locating dowel for protruding out setting respectively by pressure arm, located at the abutting post by pressure arm end and by main body opposite sides be folded upward at by main body top.The line of force bar has the body of rod of head and setting coaxial with head.The main body, vertically through a through hole is provided with, is available for the body of rod of line of force bar to pass through on one end by pressure arm.The main body that the head of the line of force bar is undertaken in the cutting guide plate is located on the position around through hole.The cutting guide plate of proximal tibia cutting locating guide of the present utility model adjusts it relative to the position on patient's shin bone until elaborate position, accurate osteotomy is guided so as to cut guide plate and be precisely attached on patient's shin bone by the guiding for the line of force bar being provided thereon.
Description
Technical field
It the utility model is related to orthopedic medical device technical field, more particularly to a kind of proximal tibia cutting orientation direction
Part.
Background technology
Total knee replacement has become the essential therapeutic arsenals for the treatment of joint whole Terminal Disease at present, and it, which is used, cuts
The mode for installing prosthetic joint implants after bone recovers joint motions, substantially improves patients ' life quality.Put in traditional knee joint
Change in art, doctor generally proximal tibia osteotomy device is mounted on patient's proximal tibia by its own experience after again by shin bone power
Ray detection device is mounted on proximal tibia osteotomy device by verifying shin bone mechanical axis to confirm the installation of proximal tibia osteotomy device
Whether position is suitable, and then adjusts proximal tibia osteotomy device to correct position to guide doctor to complete the operation of proximal tibia osteotomy,
Ensure that completing the lower limb after proximal tibia osteotomy operates can make knee joint recover normal pass after fit on artificial joint prosthesis
Section motion.
But when patient's deformity of knee is serious, due to patient's shin bone line of force deformity, it is necessary to first carry out malformation correction,
Only determine that shin bone is near according to shin bone mechanical axis by traditional shin bone line of force check device being mounted on proximal tibia osteotomy device
The installation site of end osteotomy device is unable to reach the purpose for recovering knee joint proper motion after osteotomy, and in the process, doctor with
Proximal tibia osteotomy device is mounted on patient's proximal tibia by its own experience, then shin bone line of force check device is mounted on into shin bone
Position of the proximal tibia osteotomy device on proximal tibia is adjusted on near-end osteotomy device, it is cumbersome, cause operating time to be grown, increase
Add post-surgical infection's risk；Also, it is entirely that shin is carried out according to the experience and naked eyes of doctor during entirely assembling osteotomy
The adjustment of the position of proximal bone osteotomy device, there is also proximal tibia osteotomy device position installation position inaccurate to cause excessive osteotomy
The problem of.
Therefore, locating guide is cut it is necessory to provide a kind of proximal tibia, is lacked with overcoming present in prior art
Fall into.
Utility model content
The purpose of this utility model is to provide a kind of simple in construction, easy to operate and can quickly and accurately be positioned at trouble
On person's proximal tibia locating guide is cut to guide osteotomy instrument to carry out the proximal tibia of the accurate osteotomy of proximal tibia.
To achieve the above object, proximal tibia cutting locating guide of the present utility model is achieved by the following scheme：One
Kind proximal tibia cutting locating guide, is mounted on patient's shin bone and guides osteotomy, it includes being mounted on cutting on patient's shin bone
The line of force bar for cutting guide plate and being mounted on cutting guide plate, the cutting guide plate include vertical arcuation main body, the line of force bar bag
The body of rod of head and setting coaxial with head is included, one end of the main body of the cutting guide plate has vertically through setting
Through hole, the body of rod of the through hole force line bar passed through, and the head of the line of force bar is held located at the main body position of the cutting guide plate
On position around the through hole.
Further, it is described cutting guide plate also include by body top be folded upward at it is extended by pressure arm, located at by
The abutting post of pressure arm end and the abutting platform and locating dowel for protruding out setting respectively by main body opposite sides.
Further, a pair of arms having by pressure arm by horizontally extending setting after its end furcations, institute
It is to extend downwardly setting by arm end to state and abut post.
Further, the abutting platform is that the locating dowel has towards setting is protruded out by pressure arm bearing of trend by main body
Along its axis direction through the positioning hole set.
Further, it is described to abut platform and described the same side for being located at main body by pressure arm, the locating dowel and the pressing
Arm is located at the opposite sides of main body respectively.
Further, the main body has through setting along its thickness direction through cutting groove, the pressure arm of pressing is provided with
Window.
Further, the head of the line of force bar is set in hollow columnar, and the body of rod is set in bar shape.
Further, the head of the line of force bar diametrically reduces shape setting with the body of rod.
Further, the locating dowel is to protrude out setting by bottom part body two-end part.
Further, the through hole is located at the close one end for pressing pressure arm of main body.
Proximal tibia of the present utility model cutting locating guide by be detachably mounted on the line of force bar of cutting guide plate come
Guiding cutting guide plate is precisely located on patient's shin bone relative to the position on patient's shin bone so as to cut guide plate, and then is realized
Cutting guide plate guiding cutting tool realizes the purpose of accurate osteotomy, simple in construction, easy to operate, avoids because of the positioning of cutting guide plate not
The problem of accurately causing excessive osteotomy or osteotomy deficiency and again osteotomy.
Brief description of the drawings
Fig. 1 is the three-dimensional combination figure that proximal tibia of the present utility model cuts locating guide and shin bone.
Fig. 2 is the stereogram for the cutting guide plate that proximal tibia of the present utility model cuts locating guide.
Fig. 3 is another view stereo figure of the cutting guide plate shown in Fig. 2.
Fig. 4 is another view stereo figure of the cutting guide plate shown in Fig. 2.
Embodiment
It is understandable to enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, below in conjunction with the accompanying drawings to this
The specific embodiment of utility model is described in detail.
Refer to shown in Fig. 1 to Fig. 4, proximal tibia cutting locating guide 100 of the present utility model is mounted on patient's shin
On proximal bone 200, for guiding cutting tool to carry out proximal tibia osteotomy operation, to ensure that the lower limb after osteotomy can recover normal
Motion of knee joint, it include the cutting guide plate 1 matched with patient and be removably inserted in cutting guide plate 1 on line of force bar
2.The line of force bar 2 is used to guide accurate installed position on cutting guide plate 1 to patient's proximal tibia 200, so that cutting is led
On the precise positioning of plate 1 to patient's proximal tibia 200, and then realize the purpose of the accurate osteotomy of guiding cutting tool (not shown).
The cutting guide plate 1 includes the main body 10 in the setting of vertical arcuation, is folded upward at being extended by the top of main body 10
The abutting platform for protruding out setting respectively by pressure arm 11, located at the abutting post 12 by the end of pressure arm 11 and by the opposite sides of main body 10
13 with locating dowel 14.Described by pressure arm 11 is to be folded upward at rear horizontally extending setting by the top of main body 10.It is described
There are two arms 110 being extended by its end furcations by pressure arm 11.Two arm 110 is set in spacing increase shape.Institute
It is to extend downwardly setting by the end of arm 110 to state and abut post 12, can be abutted with the corresponding site of patient's shin bone 200.The abutting
Post 12 has the irregular bearing surface 120 being bonded completely with the corresponding site of patient's shin bone 200.It is described by being additionally provided with pressure arm 11
Window 15, platform 13 and the corresponding site mated condition of patient's shin bone 200 are abutted for being observed for operator.It is described abutting platform 13 be by
The side level of main body 10 protrudes out setting, can be abutted with the corresponding site of patient's shin bone 200.The abutting platform 13 presses pressure arm with described
11 are located at the same side of main body 10.
The locating dowel 14 is to protrude out setting by the bottom both ends of main body 10, is set in hollow form.The locating dowel 14
Along its axial direction through positioning hole 140 is provided with, it is available for Kirschner wire 3 to pass through to enter the corresponding site of patient's shin bone 200, will cuts
Guide plate 1 is cut to be mounted on patient's shin bone 200.The locating dowel 14 abuts platform 13 respectively positioned at relative the two of main body 10 with described
Side.The locating dowel 14 and the opposite sides for being located at the main body 10 respectively by pressure arm 11.Also along it in the main body 10
Thickness direction can house pad (not shown) and be passed through for cutting tool to guide cutting tool to complete through cutting groove 16 is provided with
The osteotomy operation of proximal tibia.One end of the main body 10, which is vertically run through, is provided with through hole 17.The through hole 17 is located at master
On one end by pressure arm 11, force line bar 2 passes through and then guides positional dissection guide plate 1 on patient's shin bone 200 body 10
Position.
The line of force bar 2 include holding located at main body 10 be located at head 20 on the surrounding position of through hole 17 and from head 20 to
The extended body of rod 21 down.The head 20 is set in hollow cylinder shape, and its shape that diametrically diminishes with the body of rod 21 is set.It is described
The body of rod 21 is set in bar shape.The head 20 is set with the body of rod 21 in coaxial shape.It is straight where the axis of the line of force bar 2
Line and straight line parallel where patient's lower limb osteotomy ossa tibiale posterius mechanical axis.Straight line where the axis of the line of force bar 2 with it is described
Shin bone mechanical axis after patient's lower limb osteotomy overlaps in the projection of coronal-plane.The line of force bar 2 is by its body of rod 21 described in
Cutting guide plate 1 be located at the through hole 17 of the one end of main body 10 and head 21 is undertaken in and cuts the main body 10 of guide plate 1 and be located at around through hole 17
Position on and be mounted on cutting guide plate 1 on, can assembling cutting guide plate 1 when on patient's shin bone 200 be used for guide adjustment to cut
Guide plate 1 is cut relative to the position on patient's shin bone 200, so that the cutting precise positioning of guide plate 1 is on cutting guide plate 1, and then is realized
Cut the purpose that guide plate 1 guides the accurate osteotomy of cutting tool.
During assembling, abutting post 12 and patient's shin bone that cutting guide plate 1 is located at the end of arm 110 by pressure arm 11 are first passed through
200 corresponding sites abut and abutted platform 13 and abutted with the corresponding site of patient's shin bone 200 will cut the coarse localization of guide plate 1 in trouble
On person's shin bone 200；Then by be mounted on cutting guide plate 1 on line of force bar 2 come guide operator adjust cutting guide plate 1 relative to
Position on patient's shin bone 200 is until projection of the place axis of line of force bar 2 with shin bone mechanical axis on coronal-plane is overlapped to obtain
Cut accurate location of the guide plate 1 relative to patient's shin bone 200；Finally Kirschner wire 3 is determined through the locating dowel 14 of cutting guide plate 1
Position hole 140 simultaneously enters in patient's shin bone 200 so that proximal tibia cutting locating guide 100 is mounted on patient's shin bone 200.
Proximal tibia of the present utility model cutting locating guide 100 by be mounted on the line of force bar 2 on cutting guide plate 1 come
Adjustment position of the cutting guide plate 1 on patient's shin bone 200 so that the cutting precise positioning of guide plate 1 on patient's shin bone 200, Jin Ershi
The purpose that guide plate 1 guides the accurate osteotomy of cutting tool is now cut, it is simple in construction, it is easy to operate, avoid because cutting guide plate 1 positions not
Accurate the problem of causing transition osteotomy or osteotomy need to be repeated.
To sum up, preferred embodiment of the present utility model is these are only, the scope of the utility model should not be limited with this,
It is i.e. every according to the simple equivalence changes that this claims of the present utility model and the utility model description are made with
Modification, all should still it belong in the range of the utility model patent covers.
Claims (10)
1. a kind of proximal tibia cuts locating guide, it is mounted on patient's shin bone and guides osteotomy, it is characterised in that：The shin bone
Proximal cut locating guide includes the cutting guide plate being mounted on patient's shin bone and is detachably arranged on cutting guide plate
Line of force bar, the cutting guide plate includes vertical arcuation main body, and the line of force bar is including head and setting coaxial with head
The body of rod, one end of the main body of the cutting guide plate have the through hole for vertically running through and setting, the through hole force line bar
The body of rod is passed through, and the head of the line of force bar is held to be located on the position around through hole located at the main body for cutting guide plate.
2. proximal tibia as claimed in claim 1 cuts locating guide, it is characterised in that：It is described cutting guide plate also include by
Body top is folded upward at extended by pressure arm, located at the abutting post by pressure arm end and by main body opposite sides distinguishing
Protrude out the abutting platform and locating dowel of setting.
3. proximal tibia as claimed in claim 2 cuts locating guide, it is characterised in that：It is described to have by pressure arm by its end
A pair of arms of horizontally extending setting after the bifurcated of end, the abutting post is to extend downwardly setting by arm end.
4. proximal tibia as claimed in claim 3 cuts locating guide, it is characterised in that：The abutting platform is by main body court
Setting is protruded out by pressure arm bearing of trend, the locating dowel has along its axis direction through the positioning hole set.
5. proximal tibia as claimed in claim 3 cuts locating guide, it is characterised in that：The abutting platform and the pressing
Arm is located at the same side of main body, the locating dowel and the opposite sides for being located at main body respectively by pressure arm.
6. proximal tibia as claimed in claim 5 cuts locating guide, it is characterised in that：The main body is along its thickness direction
Have through provided with cutting groove, the pressure arm of pressing through the window set.
7. proximal tibia as claimed in claim 6 cuts locating guide, it is characterised in that：During the head of the line of force bar is in
Void column shape is set, and the body of rod is set in bar shape.
8. proximal tibia as claimed in claim 7 cuts locating guide, it is characterised in that：The head of the line of force bar and bar
Body diametrically reduces shape setting.
9. proximal tibia as claimed in claim 8 cuts locating guide, it is characterised in that：The locating dowel is by main body bottom
Portion's two-end part protrudes out setting.
10. proximal tibia as claimed in claim 8 cuts locating guide, it is characterised in that：The through hole leans on located at main body
Nearly one end for pressing pressure arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720094323.0U CN206964658U (en) | 2017-01-24 | 2017-01-24 | Proximal tibia cuts locating guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720094323.0U CN206964658U (en) | 2017-01-24 | 2017-01-24 | Proximal tibia cuts locating guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206964658U true CN206964658U (en) | 2018-02-06 |
Family
ID=61414695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720094323.0U Active CN206964658U (en) | 2017-01-24 | 2017-01-24 | Proximal tibia cuts locating guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206964658U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108635016A (en) * | 2018-05-31 | 2018-10-12 | 武汉嘉三维技术应用有限公司 | A kind of High Tibial biplane osteotomy navigation guide plate |
| CN109009321A (en) * | 2018-07-27 | 2018-12-18 | 中南大学湘雅医院 | A kind of apparatus for correcting for proximal tibia osteotomy |
| CN110720965A (en) * | 2019-11-22 | 2020-01-24 | 陈春君 | A horizontal bone of shin bone moves cuts bone ware for treating diabetes is sufficient |
-
2017
- 2017-01-24 CN CN201720094323.0U patent/CN206964658U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108635016A (en) * | 2018-05-31 | 2018-10-12 | 武汉嘉三维技术应用有限公司 | A kind of High Tibial biplane osteotomy navigation guide plate |
| CN109009321A (en) * | 2018-07-27 | 2018-12-18 | 中南大学湘雅医院 | A kind of apparatus for correcting for proximal tibia osteotomy |
| CN109009321B (en) * | 2018-07-27 | 2024-01-02 | 中南大学湘雅医院 | Correcting device for tibia proximal high osteotomy |
| CN110720965A (en) * | 2019-11-22 | 2020-01-24 | 陈春君 | A horizontal bone of shin bone moves cuts bone ware for treating diabetes is sufficient |
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| GR01 | Patent grant |