CN108210014B - Osteotomy guide plate - Google Patents
Osteotomy guide plate Download PDFInfo
- Publication number
- CN108210014B CN108210014B CN201810147670.4A CN201810147670A CN108210014B CN 108210014 B CN108210014 B CN 108210014B CN 201810147670 A CN201810147670 A CN 201810147670A CN 108210014 B CN108210014 B CN 108210014B
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- China
- Prior art keywords
- guide plate
- side guide
- adjustable side
- fixing part
- hole
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- 210000000988 bone and bone Anatomy 0.000 abstract description 3
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002303 tibia Anatomy 0.000 description 1
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
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to an osteotomy guide plate, which comprises a first fixing part, a second fixing part and a universal adjustable side guide plate; the first fixing part is connected with the universal adjustable side guide plate through a universal ball structure, so that the angle of the universal adjustable side guide plate can be adjusted relative to the first fixing part; the second fixing part is connected and matched with the universal adjustable side guide plate to form adjustable sliding fit, and the second fixing part is locked and fixed through an inner hexagon screw after the relative position of the second fixing part and the universal adjustable side guide plate is determined. The bone cutting guide plate of the invention passes through the universal ball structure, and can simply, conveniently and rapidly adjust the bone cutting angle; the adjustable sliding fit is formed, the relative positions of the second fixing part and the universal adjustable side guide plate are fixed through the locking of the inner hexagon screw after being determined, and the relative positions of the universal adjustable side guide plate are convenient to adjust.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to an osteotomy guide plate.
Background
The traditional tibia high-level osteotomy guide plate has more selection and control limitation on an osteotomy region, and a doctor needs to select a fixed position for multiple times when using the guide plate, so that although osteotomy is finished, the operation time is long, the difficulty is high, and the damage to a patient is serious.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide an osteotomy guide plate that is simple, convenient, and can rapidly adjust the osteotomy angle.
The aim of the invention is realized by the following technical scheme:
an osteotomy guide plate comprises a first fixing part, a second fixing part and a universal adjustable side guide plate; the first fixing part comprises a first main body part and a first connecting part; the first main body part is provided with a first concave part and a first convex part, and a first guide hole is arranged near the first convex part; the first connecting part is provided with a spherical part, the spherical part is provided with a through hole, the through hole comprises a first spherical surface, and the outer surface of the spherical part is provided with a second spherical surface; the second fixing part comprises a second main body part and a second connecting part; the second main body part is provided with a hollowed-out part and a second protruding part, and a second guide hole is arranged near the second protruding part; the second connecting part is a protruding part arranged on the second main body part; the second connecting part is provided with a threaded hole; the universal adjustable side guide plate comprises a third main body part and a third connecting part; the third main body part is provided with a second concave part, a third concave part and two pin holes; the second concave part is communicated with the third concave part; the third connecting part is provided with a third spherical surface and a threaded through hole; the first fixing part is connected with the universal adjustable side guide plate through a universal ball structure, so that the angle of the universal adjustable side guide plate can be adjusted relative to the first fixing part; the second fixing part is connected and matched with the universal adjustable side guide plate to form adjustable sliding fit, and the second fixing part is locked and fixed through an inner hexagon screw after the relative position of the second fixing part and the universal adjustable side guide plate is determined.
Further, the universal ball structure comprises a spherical part, a third connecting part, a screw and a nut; the spherical part and the third connecting part are fixedly connected through the screw and the nut; the second spherical surface of the spherical part is matched and connected with the third spherical surface of the third connecting part; the nut of the screw comprises a fourth spherical surface, and the fourth spherical surface is in fit connection with the first spherical surface; the screw passes through the through hole and the threaded through hole and is locked by the nut.
Further, the second concave part of the universal adjustable side guide plate is a sliding guide groove, the second connecting part of the second fixing part is in sliding fit with the second concave part, the threaded part of the socket head cap screw penetrates through the second concave part to be in threaded connection with the threaded hole, and the end part of the threaded part is inserted into the third concave part; two semicircular holes are symmetrically formed in the nut of the inner hexagon screw, the two semicircular holes are respectively and correspondingly arranged with the two pin holes, and two fixing pins are respectively inserted into the pin holes and the corresponding semicircular holes.
Compared with the prior art, the invention has the following characteristics and improvements:
1. the first fixing part of the osteotomy guide plate is connected with the universal adjustable side guide plate through the universal ball structure, so that the angle of the universal adjustable side guide plate relative to the first fixing part can be adjusted, and the osteotomy angle can be simply, conveniently and rapidly adjusted through the universal ball structure.
2. The second fixing part of the osteotomy guide plate is connected and matched with the universal adjustable side guide plate to form adjustable sliding fit, and the relative position of the second fixing part and the universal adjustable side guide plate is fixed by locking through the socket head cap screw after being determined, so that the relative position of the universal adjustable side guide plate is convenient to adjust.
3. The osteotomy guide plate reduces the guide holes, and can be stably fixed only by 2 holes after the osteotomy angle is determined.
4. The osteotomy guide plate can assist in using the 3D to print the bone model, and a doctor can design an operation scheme in advance and preset an angle.
5. The osteotomy guide plate can obviously reduce operation time, reduce pain of patients, reduce occurrence of complications and shorten average hospitalization time.
Drawings
Fig. 1: a front view of the osteotomy guide plate;
fig. 2: a cross-sectional view of B-B in FIG. 1;
fig. 3: right side view of osteotomy guide plate;
fig. 4: a top view of the osteotomy guide plate;
fig. 5: A-A in figure 4.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1 to 5, an osteotomy guide plate comprises a first fixing part 1, a second fixing part 3 and a universal adjustable side guide plate 2; the first fixing portion 1 includes a first main body portion 10 and a first connecting portion 13; the first body 10 is provided with a first recess 14 and a first boss 11, and a first guide hole 12 is provided near the first boss 11; the first connecting portion 13 is provided with a spherical portion 15, the spherical portion 15 is provided with a through hole 16, the through hole 16 comprises a first spherical surface 17, and the outer surface of the spherical portion 15 is provided with a second spherical surface 18.
The second fixing portion 3 includes a second main body portion 30 and a second connecting portion 34; the second body portion 30 is provided with a hollowed portion 31 and a second boss portion 32, and a second guide hole 33 is provided near the second boss portion 32; the second connection portion 34 is a protruding portion provided on the second main body portion 30; the second connecting portion 34 is provided with a screw hole 35.
The universal adjustable side guide 2 includes a third main body portion 20 and a third connecting portion 22; the third body portion 20 is provided with a second recess 24, a third recess 26, and two pin holes 21; the second recess 24 communicates with the third recess 26; the third connecting portion 22 is provided with a third spherical surface 23 and a threaded through hole 25.
The first fixing part 1 is connected with the universal adjustable side guide plate 2 through a universal ball structure, so that the angle of the universal adjustable side guide plate 2 can be adjusted relative to the first fixing part 1, and the osteotomy angle can be simply, conveniently and rapidly adjusted through the universal ball structure.
The second fixing part 3 is connected and matched with the universal adjustable side guide plate 2 to form adjustable sliding fit, and the second fixing part 3 is locked and fixed through the inner hexagon screw 6 after the relative position of the second fixing part 3 and the universal adjustable side guide plate 2 is determined.
Further, as shown in fig. 2, the universal ball structure includes a spherical portion 15, a third connecting portion 22, a screw 5, and a nut 4; the spherical portion 15 and the third connecting portion 22 are fixedly connected by the screw 5 and the nut 4; the second spherical surface 18 of the spherical portion 15 is in fit connection with the third spherical surface 23 of the third connecting portion 22; the nut 51 of the screw 5 comprises a fourth spherical surface 52, the fourth spherical surface 52 being in mating connection with the first spherical surface 17; the screw 5 passes through the through hole 16 and the threaded through hole 25 and is locked by the nut 4.
Further, as shown in fig. 5, the second recess 24 of the universal adjustable side guide 2 is a sliding guide groove, the second connecting portion 34 of the second fixing portion 3 is in sliding fit with the second recess 24, the threaded portion 61 of the socket head cap screw 6 is threaded through the second recess 24 to the threaded hole 35, and the end 62 of the threaded portion 61 is inserted into the third recess 26; two semicircular holes 63 are symmetrically arranged on the nut of the inner hexagon screw 6, the two semicircular holes 63 are respectively and correspondingly arranged with the two pin holes 21, and the two fixing pins are respectively inserted into the pin holes 21 and the corresponding semicircular holes 63.
However, it will be appreciated by persons skilled in the art that the above embodiments are provided for illustration of the invention and not for limitation thereof, and that changes and modifications to the above described embodiments are intended to fall within the scope of the appended claims as long as they fall within the true spirit of the invention.
Claims (2)
1. An osteotomy guide plate, characterized in that: comprises a first fixing part (1), a second fixing part (3) and a universal adjustable side guide plate (2); the first fixing part (1) comprises a first main body part (10) and a first connecting part (13); the first main body part (10) is provided with a first concave part (14) and a first convex part (11), and a first guide hole (12) is arranged near the first convex part (11); a spherical part (15) is arranged on the first connecting part (13), a through hole (16) is arranged on the spherical part (15), the through hole (16) comprises a first spherical surface (17), and a second spherical surface (18) is arranged on the outer surface of the spherical part (15); the second fixing part (3) comprises a second main body part (30) and a second connecting part (34); a hollowed-out part (31) and a second protruding part (32) are arranged on the second main body part (30), and a second guide hole (33) is arranged near the second protruding part (32); the second connecting part (34) is a protruding part arranged on the second main body part (30); the second connecting part (34) is provided with a threaded hole (35); the universal adjustable side guide plate (2) comprises a third main body part (20) and a third connecting part (22); the third main body part (20) is provided with a second concave part (24), a third concave part (26) and two pin holes (21); the second recess (24) communicates with the third recess (26); the third connecting part (22) is provided with a third spherical surface (23) and a threaded through hole (25); the first fixing part (1) is connected with the universal adjustable side guide plate (2) through a universal ball structure, so that the angle of the universal adjustable side guide plate (2) can be adjusted relative to the first fixing part (1); the second fixing part (3) is connected and matched with the universal adjustable side guide plate (2) to form adjustable sliding fit, and the relative position of the second fixing part (3) and the universal adjustable side guide plate (2) is fixed by locking through an inner hexagon screw (6); the universal ball structure comprises a spherical part (15), a third connecting part (22), a screw (5) and a nut (4); the spherical part (15) and the third connecting part (22) are fixedly connected through the screw (5) and the nut (4); the second spherical surface (18) of the spherical part (15) is in fit connection with the third spherical surface (23) of the third connecting part (22); the nut (51) of the screw (5) comprises a fourth spherical surface (52), and the fourth spherical surface (52) is in matched connection with the first spherical surface (17); the screw (5) passes through the through hole (16) and the threaded through hole (25) and is locked by the nut (4).
2. The osteotomy guide plate of claim 1, wherein: the second concave part (24) of the universal adjustable side guide plate (2) is a sliding guide groove, the second connecting part (34) of the second fixing part (3) and the second concave part (24) form sliding fit, the threaded part (61) of the inner hexagon screw (6) passes through the second concave part (24) to be in threaded connection with the threaded hole (35), and the end part (62) of the threaded part (61) is inserted into the third concave part (26); two semicircular holes (63) which are symmetrical are formed in the nut of the inner hexagon screw (6), the two semicircular holes (63) are respectively and correspondingly arranged with the two pin holes (21), and two fixing pins are respectively inserted into the pin holes (21) and the corresponding semicircular holes (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810147670.4A CN108210014B (en) | 2018-02-13 | 2018-02-13 | Osteotomy guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810147670.4A CN108210014B (en) | 2018-02-13 | 2018-02-13 | Osteotomy guide plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108210014A CN108210014A (en) | 2018-06-29 |
| CN108210014B true CN108210014B (en) | 2023-12-22 |
Family
ID=62661775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810147670.4A Active CN108210014B (en) | 2018-02-13 | 2018-02-13 | Osteotomy guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108210014B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110151253A (en) * | 2019-05-24 | 2019-08-23 | 西安市红会医院 | Osteotomy guide plate |
| CN111528968B (en) * | 2020-04-14 | 2022-02-18 | 武汉优联百康医疗科技有限公司 | Adjustable sacrum osteotomy guide plate |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002272753A (en) * | 2001-03-16 | 2002-09-24 | Yoshio Koga | Jig used for high shank osteotomy |
| JP2014030536A (en) * | 2012-08-02 | 2014-02-20 | Tokifumi Majima | Osteotomy support device and osteotomy guide tool |
| CN104013451A (en) * | 2014-06-20 | 2014-09-03 | 中国人民解放军第三军医大学第二附属医院 | Universal thighbone osteotomy device in navigation auxiliary total knee replacement |
| CN105310743A (en) * | 2014-07-09 | 2016-02-10 | 北京纳通科技集团有限公司 | Osteotomy guider |
| KR20160116077A (en) * | 2015-03-25 | 2016-10-07 | 김윤기 | Open wedge plate for opening wedge high tibial osteotomy |
| CN107072672A (en) * | 2014-09-29 | 2017-08-18 | 拜欧米特运动医药有限责任公司 | Tibial tubercle osteotomy art guiding piece |
| CN206482630U (en) * | 2016-10-26 | 2017-09-12 | 张勇 | Adjustable four-in-one condyle of femur multiaspect osteotomy plate |
| CN208756083U (en) * | 2018-02-13 | 2019-04-19 | 苏州爱得科技发展股份有限公司 | A kind of osteotomy guide plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8388690B2 (en) * | 2003-10-03 | 2013-03-05 | Linvatec Corporation | Osteotomy system |
-
2018
- 2018-02-13 CN CN201810147670.4A patent/CN108210014B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002272753A (en) * | 2001-03-16 | 2002-09-24 | Yoshio Koga | Jig used for high shank osteotomy |
| JP2014030536A (en) * | 2012-08-02 | 2014-02-20 | Tokifumi Majima | Osteotomy support device and osteotomy guide tool |
| CN104013451A (en) * | 2014-06-20 | 2014-09-03 | 中国人民解放军第三军医大学第二附属医院 | Universal thighbone osteotomy device in navigation auxiliary total knee replacement |
| CN105310743A (en) * | 2014-07-09 | 2016-02-10 | 北京纳通科技集团有限公司 | Osteotomy guider |
| CN107072672A (en) * | 2014-09-29 | 2017-08-18 | 拜欧米特运动医药有限责任公司 | Tibial tubercle osteotomy art guiding piece |
| KR20160116077A (en) * | 2015-03-25 | 2016-10-07 | 김윤기 | Open wedge plate for opening wedge high tibial osteotomy |
| CN206482630U (en) * | 2016-10-26 | 2017-09-12 | 张勇 | Adjustable four-in-one condyle of femur multiaspect osteotomy plate |
| CN208756083U (en) * | 2018-02-13 | 2019-04-19 | 苏州爱得科技发展股份有限公司 | A kind of osteotomy guide plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108210014A (en) | 2018-06-29 |
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