CN114938986A - Integrated femur distal osteotomy guider - Google Patents
Integrated femur distal osteotomy guider Download PDFInfo
- Publication number
- CN114938986A CN114938986A CN202210716141.8A CN202210716141A CN114938986A CN 114938986 A CN114938986 A CN 114938986A CN 202210716141 A CN202210716141 A CN 202210716141A CN 114938986 A CN114938986 A CN 114938986A
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- China
- Prior art keywords
- osteotomy
- clamping
- positioning part
- gasket
- joint
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- 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.)
- Pending
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- 210000000689 upper leg Anatomy 0.000 title claims abstract description 30
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 22
- 230000008719 thickening Effects 0.000 claims abstract description 17
- 210000001694 thigh bone Anatomy 0.000 claims abstract description 13
- 238000002271 resection Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 210000000629 knee joint Anatomy 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 210000005224 forefinger Anatomy 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1732—Guides or aligning means for drills, mills, pins or wires for bone breaking devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1657—Bone breaking devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1664—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the hip
- A61B17/1668—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the hip for the upper femur
Abstract
The invention belongs to the technical field of medical instruments, and discloses an integrated femur distal osteotomy guider, which comprises an osteotomy guiding part and a gap positioning part which are integrally connected; the gap positioning part is of a plate-shaped structure, and the osteotomy guiding part is positioned at one end of the gap positioning part; the osteotomy guiding part is provided with an osteotomy guiding groove for the osteotomy sawteeth to pass through and at least one fixing hole for connecting the femur; the gap positioning part is detachably connected with a thickening gasket, and the thickening gasket is located above the gap positioning part. This send cut bone guide part and clearance location portion formula structure as an organic whole, like this alright cut the bone in-process difficult vibration to can avoid cutting the inaccurate problem of bone, the structure is more stable, and through set up removable bodiness gasket in clearance location portion, can choose for use the bodiness gasket of different thickness according to actual conditions, the adjustment of being convenient for, so that can be convenient for carry out the accuracy of thighbone distal end and cut the bone, when reducing the operation, more practical convenient.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an integrated femur distal osteotomy guider.
Background
The thighbone far-end osteotomy guider structure used in the existing knee joint operation is of a split type structure, and comprises a knee joint gap positioning device and a thighbone far-end osteotomy device, when the thighbone far-end osteotomy guider is used, due to the combined use, the osteotomy can not be accurately performed due to the fact that the swing saw is easy to loosen due to vibration of the swing saw, and the thickness of the osteotomy can not be adjusted through the existing osteotomy guider.
Disclosure of Invention
The invention aims to provide an integrated femur distal osteotomy guide to solve the problems that an existing femur distal osteotomy guide is easy to vibrate, cannot cut bones accurately and cannot adjust the osteotomy thickness.
In order to achieve the purpose, the invention adopts the following technical scheme:
an integrated femur far-end osteotomy guider comprises an osteotomy guiding part and a gap positioning part which are connected integrally; the gap positioning part is of a plate-shaped structure, and the osteotomy guiding part is positioned at one end of the gap positioning part; the osteotomy guide part is provided with an osteotomy guide groove for the osteotomy sawteeth to pass through and at least one fixing hole for connecting the femur;
wherein, cut bone guide portion and clearance location portion structure as an organic whole, specifically mould as an organic whole, the structure through the integral type can make like this cut bone guide portion and clearance location portion both rigidity, also is convenient for operate, and it is more convenient to use. The gap positioning part is a plate-shaped structure, so that the gap positioning part can be conveniently inserted into the joint, the osteotomy guide part is arranged at the other end of the gap positioning part, and the osteotomy guide hole on the gap positioning part can be provided with the osteotomy sawtooth and is conveniently connected and fixed with the femur, so that the operation of the femur osteotomy can be carried out.
The gap positioning part is detachably connected with a thickening gasket, and the thickening gasket is located above the gap positioning part.
The bodiness cushion is used for making clearance location portion thickness increase to the osteotomy demand of different osteotomy thickness of carrying out, it is more convenient, and the bodiness cushion can be convenient for change through detachable connection structure, change the bodiness cushion of different thickness promptly, so that the whole thickness of clearance location portion obtains increasing. In the implementation process, the thickening cushion block has a plurality of blocks, and the thickness of each block is different, such as 1-14mm is unequal, so, the thickening gasket with corresponding thickness can be selected according to specific actual conditions in the actual use process, and then more accurate osteotomy operation is realized.
In a possible implementation, the thickening gasket is connected with the gap positioning part in a clamping manner.
The detachable connection mode of the clamping connection can enable the thickened gasket to be more easily detached and more convenient.
In possible implementation, a clamping groove is formed in one side of the gap positioning portion, a clamping portion is arranged on one side of the thickening gasket, and the clamping portion is matched with the clamping groove in a clamped mode.
Therefore, the clamping groove and the clamping part can be conveniently and detachably connected in a clamping matching mode, and the dismounting is more convenient. Specifically, one side of bodiness gasket is located to joint portion, can avoid producing the influence to inserting the joint, also has better structural stability simultaneously.
In a possible implementation mode, the clamping portion is of an L-shaped structure, an elastic clamping head is arranged at the tail end of the clamping portion, and a clamping groove matched with the elastic clamping head is formed in the clamping groove.
The elastic clamping head is positioned at the tail end of the clamping part and can be extruded to store force when being inserted into the clamping groove, and can be released and clamped in the clamping groove when reaching the clamping groove, so that clamping can be realized.
In a possible implementation manner, the two sides of the tail end of the clamping portion are respectively provided with one elastic clamping head, and correspondingly, the two side walls of the clamping groove are respectively provided with one clamping groove.
Thus, a more stable and firm connecting structure can be realized through the clamping structures on the two sides.
In a possible implementation mode, two ends of the clamping groove are provided with extrusion operation grooves.
When dismantling, alright through stretch into extrusion operation inslot with thumb and forefinger, then alright through the root of extruding two elasticity dops to can realize dismantling it, it is more convenient.
In a possible implementation mode, the clamping grooves are symmetrically arranged on two sides of the gap positioning portion and are communicated with each other.
Therefore, the thickening cushion block can be installed more flexibly, is not limited, and is more convenient and practical.
In a possible implementation mode, the bottom of the gap positioning part is provided with a limiting plate which is integrally connected, and the limiting plate is perpendicular to the gap positioning part.
The limiting plate is used for limiting when the gap positioning part is inserted, so that excessive insertion is avoided, and positioning is more accurate.
In a possible implementation manner, the fixing hole of the osteotomy positioning portion is provided in plurality and is located above the osteotomy guiding groove.
The fixed orifices are provided with a plurality of holes, so that a better connection effect with the thighbone can be realized.
In a possible implementation, there are three fixing holes.
The three fixing holes are arranged in a triangular shape, so that a better connecting effect can be achieved after the fixing holes are connected through screws.
Compared with the prior art, the invention has the following beneficial effects:
the integrated femur distal end osteotomy guider has the advantages that the osteotomy guiding part and the gap positioning part are of an integrated structure, so that the guider is not easy to vibrate in the osteotomy process, the problem of inaccurate osteotomy can be solved, the structure is more stable, and the replaceable thickening gasket is arranged on the gap positioning part, so that thickening gaskets with different thicknesses can be selected according to actual conditions, adjustment is facilitated, accurate osteotomy of the femur distal end can be facilitated, and the reduction in operation time is more practical and convenient.
In addition, the connection hidden structure which needs to be spliced with the existing guider does not exist at the connection part of the integrated femur distal osteotomy guider, so that the integrated femur distal osteotomy guider is more convenient to clean.
Drawings
FIG. 1 is a perspective view of an integrated distal femoral resection guide according to an embodiment of the present application;
FIG. 2 is a schematic view of a body construction of an integrated femoral distal resection guide according to an embodiment of the present application, with a thickened shim hidden;
FIG. 3 is a schematic view of a thickened shim for an integrated femoral distal resection guide according to an embodiment of the present application.
In the figure: 1-a gap positioning section; 11-a clamping groove; 12-an extrusion operating slot; 13-a card slot; 2-osteotomy guide; 21-osteotomy guide slot; 22-a fixation hole; 3-thickening the gasket; 31-a snap-in part; 32-elastic clips; 4-limiting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
The existing femur far-end osteotomy guider generally consists of a knee joint clearance positioning device and a femur far-end osteotomy guiding position, the knee joint clearance positioning device and the femur far-end osteotomy guiding position need to be matched when in use, a locking structure of a false bone is not arranged at the matched part, and when a swing saw is used for osteotomy in an operation, the osteotomy guiding device can shake due to the vibration of the swing saw, so that the femur far-end osteotomy is inaccurate, and the subsequent positioning osteotomy of other parts such as a femur is influenced; moreover, the distance from the osteotomy guide groove to the positioning reference is a fixed value, and cannot be adjusted, and the osteotomy can be performed only according to the designed size, and cannot be adjusted.
For solving foretell technical problem, the technical scheme of this application accomplishes to adjust according to actual conditions with original split type institutional advancement and adjustable integral type structure under the circumstances of guaranteeing original function, so both can be accurate convenient carry out the accurate osteotomy of thighbone distal end, reduce the operation time. Meanwhile, the improved femur far-end osteotomy guide can also adjust the osteotomy thickness.
The invention is further described with reference to the following figures and specific embodiments.
Referring to fig. 1-3, an embodiment of the present application provides an integrated distal femur osteotomy guide, including an osteotomy guide 2 and a gap positioning portion 1 integrally connected; the gap positioning part 1 is of a plate-shaped structure, and the osteotomy guide part 2 is positioned at one end of the gap positioning part 1; the osteotomy guide 2 is provided with an osteotomy guide slot 21 for passage of the osteotomy serrations and at least one fixation hole 22 for attachment to the femur.
Wherein, cut bone guide part 2 and clearance location portion 1 structure as an organic whole, specifically mould as an organic whole, the structure through the integral type can make cut bone guide part 2 and clearance location portion 1 both rigidity like this, also is convenient for operate, and it is more convenient to use. The gap positioning part 1 has a plate-shaped structure so as to be easily inserted into the joint, and the osteotomy guide 2 is provided at the other end of the gap positioning part 1 and has an osteotomy serration attachable thereto through an osteotomy guide hole formed therein so as to be easily coupled and fixed to the femur, thereby performing a femoral osteotomy operation.
In addition, the connection hidden structure that needs the grafting like current director can not exist in the junction of integral type thighbone distal end osteotomy director for it is more convenient to wash.
The utility model provides an integral type thighbone distal end cuts bone director, clearance location portion 1 can be dismantled and is connected with bodiness gasket 3, and bodiness gasket 3 is located the top of clearance location portion 1.
The bodiness cushion is used for making 1 thickness in clearance location portion increase to the osteotomy demand of different osteotomy thickness of carrying out, it is more convenient, and the bodiness cushion can be convenient for change through detachable connection structure, change the bodiness cushion of different thickness promptly, so that the whole thickness of clearance location portion 1 obtains increasing. In the implementation process, the bodiness cushion has the polylith, and every thickness of block is different, if 1-14mm is unequal, can mark the thickness value on it, so, alright choose the bodiness gasket 3 that corresponds thickness according to specific actual conditions in the in-service use process, and then realize more accurate osteotomy operation.
In one embodiment, the thickened gasket 3 is connected to the gap positioning part 1 in a snap-fit manner.
The detachable connection mode of the clamping connection can enable the thickening gasket 3 to be more easily detached and more convenient.
Further, joint groove 11 has been seted up to one side of clearance location portion 1, one side of bodiness gasket 3 is equipped with joint portion 31, joint portion 31 with 11 joint cooperations in joint groove. Therefore, the clamping groove 11 and the clamping part 31 can be conveniently and detachably connected in a clamping matching mode, and the dismounting is more convenient. Specifically, the clamping portion 31 is arranged on one side of the thickening gasket 3, so that the influence on the insertion of the joint can be avoided, and meanwhile, the structure stability is good.
Specifically, the clamping portion 31 is of an L-shaped structure, an elastic clamping head 32 is arranged at the tail end of the clamping portion, and a clamping groove 13 matched with the elastic clamping head 32 is arranged in the clamping groove 11. The elastic clip 32 is located at the end of the clip portion 31, and can be squeezed to store force when inserted into the clip groove 11, and can be released and clipped in the clip groove 13 when reaching the clip groove 11, thereby realizing clipping.
In an actual implementation process, the two sides of the tail end of the clamping portion 31 are respectively provided with one elastic clamping head 32, and correspondingly, the two side walls of the clamping groove 11 are respectively provided with one clamping groove 13. Thus, a more stable and firm connecting structure can be realized through the clamping structures on the two sides.
For better convenience of detachment, further, both ends of the clamping groove 11 are provided with extrusion operation grooves 12. When the elastic chuck is disassembled, the thumb and the forefinger can extend into the extrusion operation groove 12, and then the two elastic chucks 32 can be extruded to realize the disassembly of the elastic chuck, so that the disassembly is more convenient.
In other embodiments, the clamping grooves 11 are symmetrically disposed on both sides of the gap positioning portion 1, and the two clamping grooves 11 are communicated with each other.
Therefore, the thickening cushion block can be installed more flexibly, is not limited, and is more convenient and practical.
In the embodiment of this application, the bottom of clearance location portion 1 is equipped with the limiting plate 4 of body coupling, and limiting plate 4 is mutually perpendicular with clearance location portion 1.
The limit plate 4 is used for limiting when the gap positioning part 1 is inserted, so that excessive insertion is avoided, and positioning is more accurate.
In one embodiment, a plurality of fixing holes 22 are formed in the osteotomy positioning part and are located above the osteotomy guide slot 21.
The fixing holes 22 are provided in plurality, so that a better connection effect with the femur can be realized.
Specifically, three fixing holes 22 are provided. The three fixing holes 22 are arranged in a triangular shape, so that a better connecting effect can be achieved after the fixing holes are connected through screws.
Preferred embodiment 1:
referring to fig. 1-3, an integrated distal femur osteotomy guide comprises an osteotomy guide 2 and a gap positioning portion 1 which are integrally connected; the gap positioning part 1 is of a plate-shaped structure, and the osteotomy guide part 2 is positioned at one end of the gap positioning part 1; the osteotomy guiding part 2 is provided with an osteotomy guiding groove 21 for the passage of the osteotomy saw teeth and at least one fixing hole 22 for connecting the femur;
Joint groove 11 has been seted up to one side of clearance location portion 1, one side of bodiness gasket 3 is equipped with joint portion 31, joint portion 31 with 11 joint cooperations in joint groove.
The clamping portion 31 is of an L-shaped structure, an elastic clamping head 32 is arranged at the tail end of the clamping portion, and a clamping groove 13 matched with the elastic clamping head 32 is formed in the clamping groove 11.
The elastic clamping heads 32 are respectively arranged on two sides of the tail end of the clamping portion 31, and correspondingly, the clamping grooves 13 are respectively arranged on two side walls of the clamping groove 11.
And two ends of the clamping groove 11 are provided with extrusion operation grooves 12.
The both sides symmetry of clearance location portion 1 is equipped with joint groove 11, two joint grooves 11 communicate each other.
The bottom of clearance location portion 1 is equipped with the limiting plate 4 of body coupling, and limiting plate 4 is perpendicular mutually with clearance location portion 1.
The implementation principle is as follows: integral type thighbone distal end cuts bone director, it cuts bone guide part 2 and clearance location portion 1 formula structure as an organic whole, like this alright cut the bone in-process difficult vibration to can avoid cutting the inaccurate problem of bone, the structure is more stable, and through set up removable bodiness gasket 3 on clearance location portion 1, can choose for use the bodiness gasket 3 of different thickness according to actual conditions, be convenient for adjust, thereby can be convenient for carry out the accurate of thighbone distal end and cut the bone, when reducing the operation, more practical convenient.
In addition, the connection structure of integral type, the junction can not exist like the connection hidden structure of present split type needs grafting for it is more convenient to wash.
Preferred embodiment 2:
referring to fig. 1-3, an integrated distal femur osteotomy guide comprises an osteotomy guide 2 and a gap positioning portion 1 which are integrally connected; the gap positioning part 1 is of a plate-shaped structure, and the osteotomy guide part 2 is positioned at one end of the gap positioning part 1; the osteotomy guiding part 2 is provided with an osteotomy guiding groove 21 for the osteotomy saw teeth to pass through and at least one fixing hole 22 for connecting the femur;
Joint groove 11 has been seted up to one side of clearance location portion 1, one side of bodiness gasket 3 is equipped with joint portion 31, joint portion 31 with 11 joint cooperations in joint groove.
The clamping portion 31 is of an L-shaped structure, an elastic clamping head 32 is arranged at the tail end of the clamping portion, and a clamping groove 13 matched with the elastic clamping head 32 is formed in the clamping groove 11.
The elastic clamping heads 32 are respectively arranged on two sides of the tail end of the clamping portion 31, and correspondingly, the clamping grooves 13 are respectively arranged on two side walls of the clamping groove 11.
And extrusion operation grooves 12 are formed at two ends of the clamping groove 11.
The both sides symmetry of clearance location portion 1 is equipped with joint groove 11, two joint grooves 11 communicate each other.
The bottom of the gap positioning part 1 is provided with a limiting plate 4 which is integrally connected, and the limiting plate 4 is vertical to the gap positioning part 1.
The fixing holes 22 of the osteotomy positioning portion are provided in plurality and are all located above the osteotomy guide groove 21.
The number of the fixing holes 22 is three.
The implementation principle is as follows: integral type thighbone distal end cuts bone director, it cuts bone guide part 2 and clearance location portion 1 formula structure as an organic whole, like this alright cut the bone in-process difficult vibration to can avoid cutting the inaccurate problem of bone, the structure is more stable, and through set up removable bodiness gasket 3 on clearance location portion 1, can choose for use the bodiness gasket 3 of different thickness according to actual conditions, be convenient for adjust, thereby can be convenient for carry out the accurate of thighbone distal end and cut the bone, when reducing the operation, more practical convenient.
Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An integral type thighbone distal end cuts bone director which characterized in that: comprises a osteotomy guiding part (2) and a gap positioning part (1) which are integrally connected; the gap positioning part (1) is of a plate-shaped structure, and the osteotomy guide part (2) is positioned at one end of the gap positioning part (1); the osteotomy guide part (2) is provided with an osteotomy guide groove (21) for the passage of the osteotomy saw teeth and at least one fixing hole (22) for connecting the femur;
gap location portion (1) can be dismantled and be connected with bodiness gasket (3), and bodiness gasket (3) are located the top of gap location portion (1).
2. The integrated distal femoral resection guide of claim 1, wherein: thickening gasket (3) with clearance location portion (1) joint is connected.
3. The integrated distal femoral resection guide of claim 2, wherein: joint groove (11) have been seted up to one side of clearance location portion (1), one side of bodiness gasket (3) is equipped with joint portion (31), joint portion (31) with joint groove (11) joint cooperation.
4. The integrated distal femoral resection guide of claim 3, wherein: the clamping portion (31) is of an L-shaped structure, an elastic clamping head (32) is arranged at the tail end of the clamping portion, and a clamping groove (13) matched with the elastic clamping head (32) is formed in the clamping groove (11).
5. The integrated distal femoral resection guide of claim 4, wherein: the elastic clamping heads (32) are arranged on two sides of the tail end of the clamping portion (31), and correspondingly, the clamping grooves (13) are formed in the side walls of the two sides of the clamping groove (11) respectively.
6. The integrated distal femoral resection guide of claim 5, wherein: and extrusion operation grooves (12) are formed in two ends of the clamping groove (11).
7. The integrated distal femoral resection guide of claim 6, wherein: the both sides symmetry of clearance location portion (1) is equipped with joint groove (11), two joint grooves (11) communicate each other.
8. The integrated distal femoral resection guide of claim 1, wherein: the bottom of the gap positioning part (1) is provided with a limiting plate (4) which is integrally connected, and the limiting plate (4) is perpendicular to the gap positioning part (1).
9. The integrated distal femoral resection guide of any one of claims 1-8, wherein: the fixing holes (22) of the osteotomy positioning part are provided with a plurality of fixing holes which are all positioned above the osteotomy guide grooves (21).
10. The integrated distal femoral resection guide of claim 9, wherein: the number of the fixing holes (22) is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210716141.8A CN114938986A (en) | 2022-06-22 | 2022-06-22 | Integrated femur distal osteotomy guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210716141.8A CN114938986A (en) | 2022-06-22 | 2022-06-22 | Integrated femur distal osteotomy guider |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114938986A true CN114938986A (en) | 2022-08-26 |
Family
ID=82910919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210716141.8A Pending CN114938986A (en) | 2022-06-22 | 2022-06-22 | Integrated femur distal osteotomy guider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114938986A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012040150A (en) * | 2010-08-18 | 2012-03-01 | Wright Medical Japan Kk | Osteotomy pretreatment tool before artificial knee joint replacement |
| CN113143398A (en) * | 2021-03-29 | 2021-07-23 | 北京市春立正达医疗器械股份有限公司 | Distal femur osteotomy instrument |
| CN216535429U (en) * | 2021-11-06 | 2022-05-17 | 苏州微创关节医疗科技有限公司 | Distal femur osteotomy positioning device |
| CN114504360A (en) * | 2020-11-17 | 2022-05-17 | 苏州微创关节医疗科技有限公司 | Femur osteotomy device |
-
2022
- 2022-06-22 CN CN202210716141.8A patent/CN114938986A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012040150A (en) * | 2010-08-18 | 2012-03-01 | Wright Medical Japan Kk | Osteotomy pretreatment tool before artificial knee joint replacement |
| CN114504360A (en) * | 2020-11-17 | 2022-05-17 | 苏州微创关节医疗科技有限公司 | Femur osteotomy device |
| CN113143398A (en) * | 2021-03-29 | 2021-07-23 | 北京市春立正达医疗器械股份有限公司 | Distal femur osteotomy instrument |
| CN216535429U (en) * | 2021-11-06 | 2022-05-17 | 苏州微创关节医疗科技有限公司 | Distal femur osteotomy positioning device |
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