CN201171697Y - T-shaped bone cutting chisel - Google Patents
T-shaped bone cutting chisel Download PDFInfo
- Publication number
- CN201171697Y CN201171697Y CNU2007201430553U CN200720143055U CN201171697Y CN 201171697 Y CN201171697 Y CN 201171697Y CN U2007201430553 U CNU2007201430553 U CN U2007201430553U CN 200720143055 U CN200720143055 U CN 200720143055U CN 201171697 Y CN201171697 Y CN 201171697Y
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- chisel
- peel plate
- sword
- head
- fixing head
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Abstract
The utility model provides a T-shaped bone amputation chisel which comprises a stripping plate 1, a chisel blade 2, a fixing head 3, a chisel rod 4 and a chisel head 5, wherein, the chisel blade 2 is arranged on the upper surface of the stripping plate 1, the stripping plate 1 and the chisel blade 2 are arranged on the fixing head 3 which is connected with the chisel rod 4, the chisel rod 4 is connected with the chisel head 5 by a connecting part 7, the stripping plate 1 is longer than the chisel blade 2, and the upper surface of the stripping plate 1 presents a rectangular or a cambered shape.
Description
Technical field
This utility model relates in general to Orthopeadic Surgery bone-culting operation apparatus, relates in particular to the Orthopeadic Surgery bone-culting operation and cuts a hole with T type osteotomy.
Background technology
Osteotomy is one of orthopaedic important content, and it is to correct skeleton deformity to reach, strengthen stability of joint, improve the limbs line of force, promote fracture to merge, carry out limb lengthening, reduce intraosseous pressure or improve a kind of operation method of purposes such as local flesh and blood liquid circulation by osteotomy.Along with the extensive use of artificial joint, insoluble many complication in late period that row prosthetic replacement postoperative causes are also more and more common.Thereby the patient light to the age, that the joint still keeps suitable function, to advocate and treat some articular degeneration with osteotomy, this has significance to exempting, reducing or delay to implement joint replacement.The sixties in 20th century, the joint replacement quilt is than before the extensive use, and osteotomy once was widely adopted.And in today that artificial joint is widely used, the home and abroad is returned again some osteotomy is recommended, and this is the certainty of things and scientific development.
Summary of the invention
More in use can not bring into play the shortcoming of best surgical effect and each side such as patient's the course of disease, misery are considered at the cutter of common osteotomy in clinical bone-culting operation, the purpose of this utility model be invention a kind of in clinical operation the common osteotomy cutter of better effects if.
To achieve these goals, this utility model adopts the stable principle of triangle, has designed the osteotomy cutter of this cutter shear blade category like the T type.This utility model provides a kind of T type osteotomy cutter, it comprises peel plate, chisel sword, fixing head, chisel bar, chisel head, wherein this chisel sword is installed in the upper surface of this peel plate, this peel plate and chisel sword are installed on the fixing head, this fixing head connects this chisel bar, this chisel bar connects this chisel head by connecting portion, and the length of this peel plate is longer than this chisel sword, and the upper surface of this peel plate is rectangle or arc.
Preferably, wherein this chisel sword is removably mounted on the upper surface of peel plate, and this peel plate and chisel sword are removably mounted on the fixing head, and this fixing head removably connects the chisel bar, and this chisel bar removably connects this chisel head by connecting portion.
Preferably, wherein this chisel sword is fixedly mounted in the upper surface of peel plate, and this peel plate and chisel sword are fixedly mounted on the fixing head, this fixing head chisel bar that is permanently connected, and this chisel bar is by the connecting portion chisel head that is permanently connected.
Preferably, wherein this chisel sword is vertical with the upper surface of this peel plate.
Preferably, wherein this fixing head has curved surface.
Preferably, wherein this chisel sword is installed in the middle of the upper surface of peel plate.
Preferably, wherein this connecting portion has the curved surface that makes things convenient for hands to grip.
Preferably, fixing head shape is had a certain degree, make to have angle between the cutter head that constitutes by peel plate and chisel sword and the chisel bar less than 180 °.
Preferably, wherein peel plate, chisel sword, fixing head, chisel bar, connecting portion and chisel head are integrally formed.
More preferably, wherein detachable the installation is selected from screw thread installation and dowel fixes installation.
More preferably, wherein fixed installation is selected from welding and riveted joint.
Because the peel plate of T-shape is long than chisel edge at the bottom of the cutter of T type osteotomy cutter of the present utility model, therefore can also touch at the chisel sword preferably needs not separate this place's soft tissue, nerve, blood vessel etc. in advance before the osteotomy position, thereby can guarantee the safety of performing the operation.In addition, the upper surface of chisel sword and peel plate is vertical to make horizontal peel plate can also play effect fixing and control easily in operation, the person that makes the operation technique feels the stable, safe and convenient of T type osteotomy cutter fully, and can make performs the operation carries out more carefully and handy.T type osteotomy cutter has been controlled osteotomy well in operation the degree of depth has been avoided the damage to bone marrow, thereby makes osteotomy surface still have good blood fortune, helps the postoperative knitting, has shortened the course of disease, has reduced patient's misery.Owing to can fixing head shape be had a certain degree or be cast as the radian of different angles, make to have the angle that suits between the cutter head that constitutes by peel plate and chisel sword and the chisel bar, thereby made things convenient for operation technique less than 180 ° according to the operation needs.
Simultaneously, because the chisel sword of T type osteotomy cutter of the present utility model is removably mounted on the upper surface of peel plate, this peel plate and chisel sword also are removably mounted on the fixing head, this fixing head removably connects the chisel bar simultaneously, and this chisel bar removably connects this chisel head by connecting portion.Therefore, T type osteotomy of the present utility model cutter can be changed wherein each parts easily, as the chisel sword of rapid wear etc., thereby can prolong service life of T type osteotomy cutter of the present utility model.
Simultaneously, because the chisel sword of T type osteotomy cutter of the present utility model can be fixedly mounted in the upper surface of peel plate, this peel plate and chisel sword can be fixedly mounted on the fixing head, the chisel bar and this fixing head can be permanently connected, and this chisel bar is by the connecting portion chisel head that can be permanently connected.Therefore, T type osteotomy of the present utility model cutter can make wherein that each parts can more firmly connect.
Description of drawings
Fig. 1 shows the axonometric chart according to a kind of preferred T type osteotomy cutter of the present utility model;
Fig. 2 shows the vertical view according to a kind of preferred T type osteotomy cutter of the present utility model;
Fig. 3 shows the front view of a kind of preferred T type osteotomy cutter of the present utility model;
Fig. 4 shows the left view of a kind of preferred T type osteotomy cutter of the present utility model.
The specific embodiment
The utility model discloses a kind of T of Wicresoft type osteotomy cutter.Followingly this utility model is specifically described, it should be understood by those skilled in the art that following specifying just with helping understand this utility model, and be not used for limiting this utility model with reference to accompanying drawing.
With reference to Fig. 1～Fig. 4, in a preferred embodiment, the T of this Wicresoft type osteotomy cutter is by peel plate 1, chisel sword 2, fixing head 3, chisel bar 4, chisel head 5 constitutes, upper surface center fixed in peel plate 1 chisel sword 2, peel plate 1 and chisel sword 2 all are fixed on the fixing head 3, fixing head 3 connects chisel bar 4, the crooked connecting portion 7 connection chisel heads 5 that chisel bar 4 grips by making things convenient for hands, peel plate 1 and chisel sword 2 all originate in fixing head 3, but the length of peel plate 1 is longer than chisel sword 2, and be rectangle, it mainly plays and peels off, fixing, stablize effects such as chisel sword 1.Such design has reduced operating time, and the pair of having avoided simultaneously in the operation nerve, blood vessel, soft tissue etc. being brought is damaged, and can protect bone marrow in bone-culting operation fully, makes bone that good blood fortune be arranged, and has shortened the course of disease, has reduced misery to the patient.
In another preferred embodiment, this utility model provides a kind of T type osteotomy cutter, it comprises peel plate 1, chisel sword 2, fixing head 3, chisel bar 4, chisel head 5, wherein chisel sword 2 is installed in the upper surface of peel plate 1, peel plate 1 and chisel sword 2 are installed on the fixing head 3, and this fixing head 3 connects this chisel bar 4, and this chisel bar 4 connects this chisel head 5 by connecting portion 7, the length of this peel plate 1 is longer than this chisel sword 2, and the upper surface of this peel plate 1 is curved.
In another specific embodiment, for cooperating different type of surgery and operative site needs, fixing head 3 shapes are had a certain degree or be cast as the radian of different angles, make to have the angle that suits between the cutter that constitutes by peel plate 1 and chisel sword 2 10 and the chisel bar 4 less than 180 °.With reference to Fig. 5, have between cutter that constitutes by peel plate 1 and chisel sword 2 10 and the chisel bar 4 and be about 135 ° angle.And in a specific embodiment again, has the angle (not shown) that is about 165 ° between cutter that constitutes by peel plate 1 and chisel sword 2 10 and the chisel bar 4.In another specific embodiment, has the angle (not shown) that is about 115 ° between cutter that constitutes by peel plate 1 and chisel sword 2 10 and the chisel bar 4.
In one embodiment, wherein this chisel sword 2 is removably mounted on the upper surface of peel plate 1, this peel plate 1 and chisel sword 2 also are removably mounted on the fixing head 3, and this fixing head 3 removably connects chisel bar 4, and this chisel bar 4 removably connects this chisel head 5 by connecting portion 7.
In another specific embodiment, wherein chisel sword 2 is fixedly mounted in the upper surface of peel plate 1, peel plate 1 and chisel sword 2 are fixedly mounted on the fixing head 3, this fixing head 3 chisel bar 4 that is permanently connected, and chisel bar 4 is by the connecting portion 7 chisel head 5 that is permanently connected.
In another specific embodiment, wherein chisel sword 2 is vertical with the upper surface of peel plate 1.
In another specific embodiment, wherein fixing head 3 has curved surface.
In another specific embodiment, wherein chisel sword 2 is installed in the middle of the upper surface of peel plate 1.
In another specific embodiment, wherein connecting portion 7 has the curved surface that makes things convenient for hands to grip.
In one embodiment, wherein detachably be installed as screw thread (not shown) is installed.
In another specific embodiment, wherein detachably be installed as dowel fixes (not shown) is installed.
In one embodiment, wherein fixed installation is welding.
In another specific embodiment, wherein fixed installation is riveted joint.
In a preferred embodiment, wherein peel plate 1, chisel sword 2, fixing head 3, chisel bar 4, connecting portion 7 and chisel head 5 are integrally formed.
In a word; in bone-culting operation; in the time of need carrying out the osteotomy operation; adopt the peel plate of T type osteotomy of the present utility model cutter to peel off and protect soft tissue, nerve, blood vessel etc., can also utilize the peel plate fixed position simultaneously, the degree of depth of having controlled osteotomy has been avoided the damage to bone marrow; thereby make osteotomy surface still have good blood fortune; help the postoperative knitting, shortened the course of disease, reduced patient's misery.
The above is a preferred embodiment of the present utility model only, is not limited to this utility model, and for a person skilled in the art, this utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of this utility model appending claims.
Claims (10)
1, a kind of T type osteotomy cutter, comprise peel plate (1), chisel sword (2), fixing head (3), chisel bar (4), chisel head (5), wherein said chisel sword (2) is installed in the upper surface of described peel plate (1), described peel plate (1) and chisel sword (2) are installed on the fixing head (3), described fixing head (3) connects described chisel bar (4), described chisel bar (4) connects described chisel head (5) by connecting portion (7), the length of described peel plate (1) is longer than described chisel sword (2), and the upper surface of described peel plate (1) is rectangle or circular arc.
2, T type osteotomy cutter according to claim 1, it is characterized in that, wherein said chisel sword (2) is removably mounted on the upper surface of described peel plate (1), described peel plate (1) and chisel sword (2) are removably mounted on the described fixing head (3), described fixing head (3) removably connects described chisel bar (4), and described chisel bar (4) removably connects described chisel head (5) by connecting portion (7).
3, T type osteotomy cutter according to claim 1, it is characterized in that, wherein said chisel sword (2) is fixedly mounted in the upper surface of described peel plate (1), described peel plate (1) and chisel sword (2) are fixedly mounted on the described fixing head (3), described fixing head (3) the described chisel bar (4) that is permanently connected, described chisel bar (4) is by connecting portion (7) the described chisel head (5) that is permanently connected.
4, T type osteotomy cutter according to claim 1 is characterized in that wherein said chisel sword (2) is vertical with the upper surface of described peel plate (1).
5, according to the described T type of one of claim 1～4 osteotomy cutter, it is characterized in that wherein said fixing head (3) has curved surface.
6, according to the described T type of one of claim 1～4 osteotomy cutter, it is characterized in that wherein said chisel sword (2) is installed in the middle of the upper surface of described peel plate (1).
7. according to the described T type of one of claim 1～4 osteotomy cutter, it is characterized in that wherein said connecting portion (7) has the curved surface that makes things convenient for hands to grip.
8, T type osteotomy cutter according to claim 2 is characterized in that, wherein said detachable installation is selected from the screw thread installation and dowel fixes is installed, and described fixed installation is selected from welding and riveted joint.
9, T type osteotomy cutter according to claim 3, it is characterized in that, described fixing head (3) shape is had a certain degree, make by the angle that has between the cutter head (10) of described peel plate (1) and chisel sword (2) formation and the described chisel bar (4) less than 180 °.
10, according to claim 1,3 or 4 described T type osteotomy cutters, it is characterized in that wherein said peel plate (1), described chisel sword (2), described fixing head (3), described chisel bar (4), described connecting portion (7) and described chisel head (5) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201430553U CN201171697Y (en) | 2007-04-24 | 2007-04-24 | T-shaped bone cutting chisel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201430553U CN201171697Y (en) | 2007-04-24 | 2007-04-24 | T-shaped bone cutting chisel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201171697Y true CN201171697Y (en) | 2008-12-31 |
Family
ID=40198807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201430553U Expired - Fee Related CN201171697Y (en) | 2007-04-24 | 2007-04-24 | T-shaped bone cutting chisel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201171697Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103961155A (en) * | 2014-05-20 | 2014-08-06 | 北京乾鸿信科技有限公司 | Split type endoscopic bone chisel |
| RU175313U1 (en) * | 2017-05-31 | 2017-11-29 | Федеральное государственное бюджетное учреждение "Российский научный центр "Восстановительная травматология и ортопедия" имени академика Г.А. Илизарова" Министерства здравоохранения Российской Федерации | CURVED CHISEL BIT FOR BONE PROCESSING |
| RU176258U1 (en) * | 2017-04-26 | 2018-01-12 | Федеральное государственное бюджетное учреждение "Российский научный центр "Восстановительная травматология и ортопедия" имени академика Г.А. Илизарова" Министерства здравоохранения Российской Федерации | BACK PROCESSING BIT |
| CN113966199A (en) * | 2020-05-15 | 2022-01-21 | 美德克斯医疗器材有限公司 | Thin-blade osteotome system |
-
2007
- 2007-04-24 CN CNU2007201430553U patent/CN201171697Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103961155A (en) * | 2014-05-20 | 2014-08-06 | 北京乾鸿信科技有限公司 | Split type endoscopic bone chisel |
| RU176258U1 (en) * | 2017-04-26 | 2018-01-12 | Федеральное государственное бюджетное учреждение "Российский научный центр "Восстановительная травматология и ортопедия" имени академика Г.А. Илизарова" Министерства здравоохранения Российской Федерации | BACK PROCESSING BIT |
| RU175313U1 (en) * | 2017-05-31 | 2017-11-29 | Федеральное государственное бюджетное учреждение "Российский научный центр "Восстановительная травматология и ортопедия" имени академика Г.А. Илизарова" Министерства здравоохранения Российской Федерации | CURVED CHISEL BIT FOR BONE PROCESSING |
| CN113966199A (en) * | 2020-05-15 | 2022-01-21 | 美德克斯医疗器材有限公司 | Thin-blade osteotome system |
| CN113966199B (en) * | 2020-05-15 | 2024-02-27 | 美德克斯医疗器材有限公司 | Thin blade osteotome system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081231 |