CN104814770B - Osteotomy positions instrument and femur osteotomy method - Google Patents
Osteotomy positions instrument and femur osteotomy method Download PDFInfo
- Publication number
- CN104814770B CN104814770B CN201510267364.0A CN201510267364A CN104814770B CN 104814770 B CN104814770 B CN 104814770B CN 201510267364 A CN201510267364 A CN 201510267364A CN 104814770 B CN104814770 B CN 104814770B
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- China
- Prior art keywords
- preartis
- osteotomy
- location division
- remotely located
- located portion
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/14—Surgical saws ; Accessories therefor
- A61B17/15—Guides therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/14—Surgical saws ; Accessories therefor
- A61B17/15—Guides therefor
- A61B17/154—Guides therefor for preparing bone for knee prosthesis
- A61B17/155—Cutting femur
-
- 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
- A61B17/1635—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for grafts, harvesting or transplants
Abstract
The invention provides a kind of osteotomy positioning instrument and femur osteotomy method, osteotomy positioning instrument includes remotely located portion and preartis location division, remotely located portion has positioning end face with preartis location division respectively, set between remotely located portion and the positioning end face of preartis location division in an angle, the governor motion being provided with osteotomy groove, remotely located portion and/or preartis location division for adjusting relative position between remotely located portion and preartis location division is offered on preartis location division.Apply the technical scheme of the present invention, osteotomy positioning instrument is positioned using two positioning end faces of remotely located portion and preartis location division with lateral side of femur formation, do not positioned by pulp cavity, marrow need not be opened, and relative position can be adjusted between remotely located portion and the preartis location division, i.e., the position of the osteotomy groove on preartis location division can be finely tuned, to adapt to the individual instances of different users, so that osteotomy is more accurate, accelerate the resume speed of osteotomy person.
Description
Technical field
The present invention relates to joint prosthesis technical field, instrument and femur osteotomy side are positioned in particular to a kind of osteotomy
Method.
Background technology
Total knee arthroplasty has occurred for a long time, and it is mainly removed by osteotomy instrument and is implanted into after joint
The method of artificial knee joint prosthesis, to improve the quality of the life of user, eliminates pain.Wherein, it is by femur to remove joint
Osteotomy is realized.Need some aids to be positioned during femur osteotomy, determine osteotomy site, saw blade connection power
Expected Results is realized by the osteotomy groove on aid afterwards.
Common femur osteotomy instrument generally alignment system and femur osteotomy module in femur marrow are constituted, and pass through femur
3-4 parts instrument in marrow in alignment system realizes that femur osteotomy module is installed after positioning carries out femur osteotomy.Existing femur marrow
Interior positioning instrument needs to carry out femur to open marrow, insertion im rod positioning.Unnecessary damage can be so caused to osteotomy person, is made
Into bleeding, the osteotomy time also greatly prolongs because of osteotomy complex operation.Simultaneously as outfit number is more during osteotomy,
Cause instrument heavy, manufacturing cost is high.Existing positioning instrument lacks flexibility, because every osteotomy person has individual difference
Different, identical osteotomy mode is used on different individuals, and obtained effect is cut it is impossible to meet all individual demands, influence
The recovery of bone person.
The content of the invention
It is a primary object of the present invention to provide a kind of osteotomy positioning instrument and femur osteotomy method, to solve prior art
In osteotomy positioning instrument need out marrow, and lack flexibility problem.
To achieve these goals, according to an aspect of the invention, there is provided a kind of osteotomy positions instrument, including distal end
Location division and preartis location division, remotely located portion have positioning end face with preartis location division respectively, and remotely located portion determines with preartis
Set between the positioning end face in position portion in an angle, osteotomy groove is offered on preartis location division, remotely located portion and/or preartis are fixed
The governor motion for adjusting relative position between remotely located portion and preartis location division is provided with the portion of position.
Further, the first governor motion is provided with remotely located portion, the first governor motion is parallel to remotely located
The one direction of the positioning end face in portion or both sides are adjusted up the position in remotely located portion.
Further, the first governor motion is to be protrusively provided in threaded screw rod structure, remotely located portion with being used to control
The adjusting nut of threaded screw rod structure processed.
Further, the first sticking department for locking the first governor motion is provided with remotely located portion.
Further, the second governor motion is provided with preartis location division, the second governor motion is positioned parallel to preartis
The one direction of the positioning end face in portion or both sides are adjusted up the position of preartis location division.
Further, the second governor motion is to be protrusively provided on threaded screw rod structure, preartis location division with being used to control
The adjusting nut of threaded screw rod structure processed.
Further, the second sticking department for locking the second governor motion is provided with preartis location division.
Further, positioning vertical column has been protrusively provided respectively on the positioning end face of remotely located portion and preartis location division,
Multiple positioning vertical columns are provided with remotely located portion；And/or, multiple positioning vertical columns are provided with preartis location division.
Further, one or more fixed vias are offered in remotely located portion；And/or, preartis is opened up on location division
There are one or more fixed vias, wherein, one end of fixed via is opened on positioning end face.
According to another aspect of the present invention instrument, stock are positioned there is provided a kind of femur osteotomy method there is provided above-mentioned osteotomy
Bone osteotomy method includes：The positioning end face that osteotomy is positioned to the remotely located portion of instrument is opposed at the peak of distal femur,
And osteotomy is positioned to opposed the treating at osteotomy site in femur in positioning end face of the preartis location division of instrument；Adjust osteotomy positioning work
The governor motion of tool so that remotely located portion and contact stable at the peak of distal femur, and osteotomy is positioned instrument
Osteotomy groove is aligned in the position for treating osteotomy；Fixed osteotomy positioning instrument, and carry out osteotomy through osteotomy groove using osteotomy saw blade.
Apply the technical scheme of the present invention, osteotomy positioning instrument is positioned using two of remotely located portion and preartis location division
End face is positioned with lateral side of femur formation, is not positioned by pulp cavity, it is not necessary to open marrow, and remotely located portion and preartis positioning
Relative position can be adjusted between portion, i.e., can finely tune the position of the osteotomy groove on preartis location division, to adapt to different use
The individual instances at family so that osteotomy is more accurate, accelerate the resume speed of osteotomy person.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the front view of the embodiment of the osteotomy positioning instrument according to the present invention；
Fig. 2 shows the side view of the embodiment of the osteotomy positioning instrument according to the present invention；And
Fig. 3 shows the stereogram of the embodiment of the osteotomy positioning instrument according to the present invention.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
According to an aspect of the invention, there is provided a kind of osteotomy positioning instrument, as shown in Figures 1 to 3, osteotomy positioning work
Tool includes remotely located portion 3 and preartis location division 4, and remotely located portion 3 has positioning end face, distal end with preartis location division 4 respectively
Set between location division 3 and the positioning end face of preartis location division 4 in an angle, offer osteotomy groove 5 on preartis location division 4, far
It is provided with end location division 3 and/or preartis location division 4 for adjusting relative position between remotely located portion 3 and preartis location division 4
Governor motion.
The osteotomy positioning instrument of the present invention positions end faces and femur using two of remotely located portion 3 and preartis location division 4
Outside forms positioning, is not positioned by pulp cavity, it is not necessary to open relative position between marrow, and remotely located portion 3 and preartis location division 4
Putting to adjust, i.e., can finely tune the position of the osteotomy groove 5 on preartis location division 4, to adapt to the individual feelings of different users
Condition so that osteotomy is more accurate, accelerates the resume speed of osteotomy person.
Preferably, the first governor motion is provided with remotely located portion 3, the first governor motion is parallel to remotely located portion
The one direction of 3 positioning end face or both sides are adjusted up the position in remotely located portion 3.Preferably, the first governor motion is screw thread
It is protrusively provided in screw structure, remotely located portion 3 and the adjusting nut 1 for controlling threaded screw rod structure.Preferably, far
The first sticking department for locking the first governor motion is provided with the location division 3 of end.Adjusting the position in remotely located portion 3
Afterwards, remotely located portion 3 is locked by the first sticking department, the first sticking department can use direct stationary remote location division 3 and femur
Mode locked, it would however also be possible to employ locking the first governor motion mode locked.
Preferably, the second governor motion is provided with preartis location division 4, the second governor motion is parallel to preartis location division
The one direction of 4 positioning end face or both sides are adjusted up the position of preartis location division 4.Preferably, the second governor motion is screw thread
It is protrusively provided on screw structure, preartis location division 4 and the adjusting nut 1 for controlling threaded screw rod structure.Preferably, it is preceding
The second sticking department for locking the second governor motion is provided with condyle location division 4.Adjusting the position of preartis location division 4
Afterwards, preartis location division 4 is locked by the second sticking department, the second sticking department can be using directly fixed preartis location division 4 and femur
Mode locked, it would however also be possible to employ locking the second governor motion mode locked.
Preferably, as shown in Figures 2 and 3, remotely located portion 3 with highlightedly setting respectively on the positioning end face of preartis location division 4
It is equipped with positioning vertical column 2, remotely located portion 3 and/or preartis location division 4 and is provided with multiple positioning vertical columns 2.
In this embodiment, the lower surface of distal end fixed part 3 and the inner face of preartis location division 4 column 2 has been provided with, has been used to
Fixed position is determined, three columns contact sclerotin as correct position.Distal end fixed part 3 is adjusted to femur in position fixing process
Distal end peak, preartis location division 4 is adjusted to Q points, untill three columns contact sclerotin.
Preferably, one or more fixed vias, fixed via are offered in remotely located portion 3 and/or preartis location division 4
One end be opened in positioning end face on.
In the embodiment shown in Fig. 1 to 3, it is solid to have two through holes respectively in remotely located portion 3 and preartis location division 4
Determine through hole, to the fixed nail of middle insertion after positioning, play fixation.Adjusted in remotely located portion 3 and preartis location division 4 to conjunction
Right position is postponed, you can is squeezed into fixed nail and is fixed.
There is a groove on preartis location division 4, be osteotomy groove 5, to pass through saw blade osteotomy.After osteotomy positioning instrument fixation i.e.
Saw blade can be passed through the osteotomy of osteotomy groove 5.
Preferably, osteotomy positioning instrument generally stainless steel material is manufactured.
According to another aspect of the present invention, additionally provide a kind of femur osteotomy method and position work there is provided above-mentioned osteotomy
Tool, femur osteotomy method includes：Osteotomy is positioned to the opposed highest in distal femur in positioning end face in the remotely located portion 3 of instrument
Point place, and by osteotomy positioning instrument preartis location division 4 opposed the treating at osteotomy site in femur in positioning end face；Adjust osteotomy
The governor motion of positioning instrument so that remotely located portion 3 and contact stable at the peak of distal femur, and position osteotomy
The osteotomy groove 5 of instrument is aligned in the position for treating osteotomy；Fixed osteotomy positioning instrument, and entered using osteotomy saw blade through osteotomy groove 5
Row osteotomy.
The present invention in eliminating position fixing process in the method for distal femur searching distal femur highest point location by opening marrow
The process positioned in marrow, efficiently reduces traumatic bleeding, simplifies osteotomy operation, while according to every user situation of itself
Difference realizes that individual is customized, it is ensured that osteotomy safety, improves resume speed after osteotomy.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (8)
1. a kind of osteotomy positions instrument, it is characterised in that including remotely located portion (3) and preartis location division (4), the distal end is determined
Position portion (3) has positioning end face, the remotely located portion (3) and the preartis location division with the preartis location division (4) respectively
(4) set between positioning end face in an angle, osteotomy groove (5) is offered on the preartis location division (4), it is described remotely located
It is provided with portion (3) and/or the preartis location division (4) for adjusting the remotely located portion (3) and the preartis location division
(4) governor motion of relative position between；The first governor motion, first regulation are provided with the remotely located portion (3)
Mechanism is adjusted up the remotely located portion in the one direction of the positioning end face parallel to the remotely located portion (3) or both sides
(3) position.
2. osteotomy according to claim 1 positions instrument, it is characterised in that first governor motion is threaded screw rod knot
It is protrusively provided on structure, the remotely located portion (3) and the adjusting nut (1) for controlling the threaded screw rod structure.
3. osteotomy according to claim 1 positions instrument, it is characterised in that be provided with use on the remotely located portion (3)
In the first sticking department for locking the first governor motion.
4. osteotomy according to claim 1 positions instrument, it is characterised in that be provided with the on the preartis location division (4)
Two governor motions, one direction or both sides of second governor motion in the positioning end face parallel to the preartis location division (4)
It is adjusted up the position of the preartis location division (4).
5. osteotomy according to claim 4 positions instrument, it is characterised in that second governor motion is threaded screw rod knot
It is protrusively provided on structure, the preartis location division (4) and the adjusting nut (1) for controlling the threaded screw rod structure.
6. osteotomy according to claim 4 positions instrument, it is characterised in that be provided with use on the preartis location division (4)
In the second sticking department for locking the second governor motion.
7. osteotomy according to claim 1 positions instrument, it is characterised in that the remotely located portion (3) and the preartis
Positioning vertical column (2) has been protrusively provided on the positioning end face of location division (4) respectively,
Multiple positioning vertical columns (2) are provided with the remotely located portion (3)；And/or,
Multiple positioning vertical columns (2) are provided with the preartis location division (4).
8. osteotomy according to claim 1 positions instrument, it is characterised in that
One or more fixed vias are offered on the remotely located portion (3)；And/or,
One or more fixed vias are offered on the preartis location division (4),
Wherein, one end of the fixed via is opened on the positioning end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510267364.0A CN104814770B (en) | 2015-05-22 | 2015-05-22 | Osteotomy positions instrument and femur osteotomy method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510267364.0A CN104814770B (en) | 2015-05-22 | 2015-05-22 | Osteotomy positions instrument and femur osteotomy method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104814770A CN104814770A (en) | 2015-08-05 |
| CN104814770B true CN104814770B (en) | 2017-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510267364.0A Active CN104814770B (en) | 2015-05-22 | 2015-05-22 | Osteotomy positions instrument and femur osteotomy method |
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| Country | Link |
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| CN (1) | CN104814770B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113197617B (en) * | 2021-04-23 | 2022-06-21 | 长安大学 | Adjustable individualized femur osteotomy positioning and guiding device |
| CN113243967B (en) * | 2021-05-11 | 2022-08-09 | 中国人民解放军陆军军医大学第一附属医院 | Navigation device for knee-walking total knee joint replacement |
| CN113456167B (en) * | 2021-07-01 | 2022-08-30 | 珠海赛纳三维科技有限公司 | Bone cutting guide plate and forming method thereof |
| CN117257388B (en) * | 2023-11-23 | 2024-03-01 | 北京爱康宜诚医疗器材有限公司 | Osteotomy guide plate device |
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| US4759350A (en) * | 1986-10-17 | 1988-07-26 | Dunn Harold K | Instruments for shaping distal femoral and proximal tibial surfaces |
| CN1181696A (en) * | 1995-02-15 | 1998-05-13 | 史密夫和内修有限公司 | Distal femoral cutting guide |
| EP1430842A1 (en) * | 2002-12-20 | 2004-06-23 | Zimmer Technology, Inc. | Surgical instrument and positioning method |
| WO2009006741A1 (en) * | 2007-07-09 | 2009-01-15 | Orthosoft Inc. | Universal positioning device for orthopedic surgery and method of use thereof |
| CN101460105A (en) * | 2006-05-19 | 2009-06-17 | 普瑞斯麦德股份有限公司 | Bone cutting fixture assembly with guide appendages |
| CN202960649U (en) * | 2012-11-08 | 2013-06-05 | 天津正天医疗器械有限公司 | Femoral condyle osteotome |
| CN203089327U (en) * | 2013-03-04 | 2013-07-31 | 张英泽 | Calcar femorale bone cutting locating and guiding platform |
| WO2014026085A1 (en) * | 2012-08-09 | 2014-02-13 | Smith & Nephew, Inc. | Intra-operatively adjustable cutting guide |
| CN203447322U (en) * | 2013-04-12 | 2014-02-26 | 德普伊（爱尔兰）公司 | Distal femoral clamp assembly and distal femoral cutting instrument comprising the same |
| CN204671219U (en) * | 2015-05-22 | 2015-09-30 | 北京爱康宜诚医疗器材股份有限公司 | Osteotomy orientation tool |
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2015
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4759350A (en) * | 1986-10-17 | 1988-07-26 | Dunn Harold K | Instruments for shaping distal femoral and proximal tibial surfaces |
| CN1181696A (en) * | 1995-02-15 | 1998-05-13 | 史密夫和内修有限公司 | Distal femoral cutting guide |
| EP1430842A1 (en) * | 2002-12-20 | 2004-06-23 | Zimmer Technology, Inc. | Surgical instrument and positioning method |
| CN101460105A (en) * | 2006-05-19 | 2009-06-17 | 普瑞斯麦德股份有限公司 | Bone cutting fixture assembly with guide appendages |
| WO2009006741A1 (en) * | 2007-07-09 | 2009-01-15 | Orthosoft Inc. | Universal positioning device for orthopedic surgery and method of use thereof |
| WO2014026085A1 (en) * | 2012-08-09 | 2014-02-13 | Smith & Nephew, Inc. | Intra-operatively adjustable cutting guide |
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| CN203089327U (en) * | 2013-03-04 | 2013-07-31 | 张英泽 | Calcar femorale bone cutting locating and guiding platform |
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| Publication number | Publication date |
|---|---|
| CN104814770A (en) | 2015-08-05 |
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Address after: 102200 Beijing science and Technology Park of Changping District Bai Fu Road 10 Patentee after: Beijing Aikang Yicheng Medical Equipment Co., Ltd. Address before: 102200 Beijing science and Technology Park of Changping District Bai Fu Road 10 Patentee before: Beijing AKEC Medical Co.,Ltd. |