CN108478248A - rotary osteotomy device - Google Patents
rotary osteotomy device Download PDFInfo
- Publication number
- CN108478248A CN108478248A CN201810190499.5A CN201810190499A CN108478248A CN 108478248 A CN108478248 A CN 108478248A CN 201810190499 A CN201810190499 A CN 201810190499A CN 108478248 A CN108478248 A CN 108478248A
- Authority
- CN
- China
- Prior art keywords
- angle
- disk
- angular adjustment
- adjusting
- fixed jaw
- Prior art date
- 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
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/14—Surgical saws ; Accessories therefor
- A61B17/149—Chain, wire or band saws
Abstract
A kind of rotary osteotomy device, including：Axial prong holder and auxiliary pawl holder, it is installed with fixed jaw respectively on axial prong holder and auxiliary pawl holder, fixed jaw divides dewclaw and lower claw, fixed jaw adjusting rod is connected on dewclaw, fixed jaw adjusting rod upper end carries fixed jaw adjustment hole, dewclaw fixator is connected on lower claw trailing flank, width adjustment mechanism and angle adjusting mechanism are installed between axial prong holder and auxiliary pawl holder, width adjustment mechanism is by width adjusting bar, width adjusting connecting pin and width adjusting disk are constituted, angle adjusting mechanism is by angle connecting rod, angular adjustment bar, angle fixes disk and angular adjustment disk is constituted, it is an advantage of the invention that：Using femoral rotation osteotomy device, operating time is shortened, while overcoming only cutting for the past rotary osteotomy appearance and not rotating, or rotation problem not in place.Do not occur the angulation deformity at femur osteotomy end.Rotation angle scale is carried on angular adjustment disk lateral wall, conveniently intuitively can find out rotated angle.
Description
Technical field
The present invention relates to a kind of orthopedic medical device more particularly to a kind of rotary osteotomy devices.
Background technology
Before usually requiring to correct femur by femoral rotation osteotomy in developmental dislocation of hip joint operation at present
Inclination angle, it usually needs carry out the cripetura of femur and rotary osteotomy, in the operation of the past, be typically required on femur strokes three
The line of vertical shape, or two parallel Kirschner wires squeezing into are used as with reference to carrying out cripetura and rotary osteotomy, but these rotary osteotomies
All there is different defects in method, in daily surgery practice, often will appear and rotate after osteotomy not in place, or osteotomy only occur
The case where face translates and does not rotate, it is individual even to cause femoral shaft angulation deformity at osteotomy, cause the failure of operation.
Invention content
The object of the present invention is to provide a kind of rotations that femoral head self-resetting can be carried out in the case where not destroying ligament
Osteotomy device.
To achieve the above object, the technical solution adopted in the present invention is：
A kind of rotary osteotomy device, including：Axial prong holder and auxiliary pawl holder, feature are：Axial prong holder and auxiliary pawl holder
Upper to be installed with fixed jaw respectively, fixed jaw divides dewclaw and lower claw, and fixed jaw adjusting rod is connected on dewclaw, and fixed jaw is adjusted
Bar upper end carries fixed jaw adjustment hole, is connected with dewclaw fixator on lower claw trailing flank, pacifies between axial prong holder and auxiliary pawl holder
Equipped with width adjustment mechanism and angle adjusting mechanism, width adjustment mechanism is by width adjusting bar, width adjusting connecting pin and width
Adjustment disk is constituted, and the front end of width adjusting connecting pin is threadedly attached on auxiliary pawl holder, the end of width adjusting connecting pin
It is connected by width adjusting connecting pin with width adjusting disk, angle adjusting mechanism is by angle connecting rod, angular adjustment bar, angle
Fixed disk and angular adjustment disk are constituted, and angle connecting rod one end is fixedly connected on auxiliary pawl holder, and the angle connecting rod other end is worn
In the cavity for entering angular adjustment bar, with angled connecting rod holding pin on the side wall of angular adjustment bar, angular adjustment bar it is another
End connects angled fixed disk, and angle, which is fixed between disk and angular adjustment bar, is connected with angular adjustment disk, band on angular adjustment disk
There is arc track slot, angled fixed pin is installed on fixed disk.
According to the rotary osteotomy device, feature is：The width adjusting connecting pin may pass through width adjusting disk and
Width adjusting bar.
According to the rotary osteotomy device, feature is：The front end of the angle connecting rod holding pin passes through angle tune
The side wall of pole is withstood on the lateral wall of angle connecting rod, is used for position of the fixed angle connecting rod in angular adjustment bar.
According to the rotary osteotomy device, feature is：Angle fixed pin front end passes through angle to fix disk and withstands on
On the lateral wall of angular adjustment disk, the position of disk is fixed for fixed angle.
According to the rotary osteotomy device, feature is：The auxiliary pawl holder is to be threadedly coupled with fixed jaw adjusting rod,
Dewclaw is driven to be slided up and down on lower claw madial wall by rotating fixed jaw adjusting rod.
According to the rotary osteotomy device, feature is：It is carved with rotation angle on the angular adjustment disk lateral wall
Degree.
It is an advantage of the invention that：Solution cuts bone section under femoral bone tuberosity to the present invention first when in use, by two fixed jaw phases
It is individually fixed on femur to parallel, two fixed jaw spacing are 7cm, and the fixed jaw of axial prong holder is placed near end of thighbone.Turn width
Adjustment disk is spent, width adjusting bar proximal end is slided in no silk nut, is distally moved to distal femur under the action of silk cap.With pulling
Hand tightens width adjusting disk, and two fixed jaws become firm one under the adjusting of fixed jaw adjusting rod.In two fixed jaws
Between, femur is blocked using scroll saw, removes 1.5cm long bone sections.Continued to tighten width adjusting disk with wrench, in bolt screw thread
It leads, the osteotomy surface between two fixed jaws is gradually bringing together to being integrated.At this point, when pairing is drawn close in bone face relatively, angle
Connecting rod slides into angular adjustment bar, and screwing angle connecting rod holding pin makes angle connecting rod become one with angular adjustment bar
Body, cripetura osteotomy have been completed.The width adjusting connecting pin on width adjusting bar is removed, width adjusting disk is taken out, at this point, femur
Two broken ends of fractured bone carry out the concentric rotation of fracture interface under the limitation of arc track slot rotating mechanism, after reaching presetting angle,
Tighten that " angle fixed pin, the fixed jaw, track groove, rotating mechanism on such axial prong holder, the fixed jaw in the family of auxiliary pawl become
One.The rotary work of osteotomy surface is completed, two fixed jaw spacing are 5.5cm at this time, and in this section of sclerotin, upper one piece of Xiamen Dabo is straight
It goes and rebuilds four hole steel plates and 4 pieces of screws, femur fixes again after completion osteotomy.Then entire rotary osteotomy device device is removed.
Using femoral rotation osteotomy device, operating time is shortened, while overcoming only cutting for the past rotary osteotomy appearance and not rotating, or rotation
Turn problem not in place.Do not occur the angulation deformity at femur osteotomy end.Rotation angle scale is carried on angular adjustment disk lateral wall,
Conveniently it intuitively can find out rotated angle.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structural schematic diagram of the present invention after rotating by a certain angle；
Fig. 3 is the connection relation structural schematic diagram of the present invention；
Fig. 4 is width adjusting bar and width adjusting disk connection relation structural schematic diagram；
Fig. 5 is fixed claw structural representation.
In attached drawing
1, width adjusting bar；2, auxiliary pawl holder；3, fixed jaw adjusting rod；4, fixed jaw adjustment hole；5, angle connecting rod;6, fixed
Pawl；7, width adjusting connecting pin；8, angle connecting rod holding pin；9, angular adjustment bar；10, axial prong holder；11, width adjusting
Disk；12, angle fixes disk；13, angular adjustment disk；14, angle fixed pin；15, dewclaw fixator；16, dewclaw；17, lower claw.
Specific implementation mode
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings：
A kind of rotary osteotomy device, as shown in Figs. 1-5, including：Axial prong holder 10 and auxiliary pawl holder 2, it is characterised in that：Axial prong
Fixed jaw 6 is installed on holder 10 and auxiliary pawl holder 2 respectively, fixed jaw 6 divides dewclaw 16 and lower claw 17, connected on dewclaw 16
There are fixed jaw adjusting rod 3,3 upper end of fixed jaw adjusting rod to carry fixed jaw adjustment hole 4, it is solid that dewclaw is connected on 17 trailing flank of lower claw
Determine device 15, width adjustment mechanism and angle adjusting mechanism, width adjustment mechanism are installed between axial prong holder 10 and auxiliary pawl holder 2
It is made of width adjusting bar 1, width adjusting connecting pin 7 and width adjusting disk 11, the front end of width adjusting connecting pin 7 passes through screw thread
It is connected on auxiliary pawl holder 2, the end of width adjusting connecting pin 7 is connected with width adjusting disk 11 by width adjusting connecting pin 7
It connects, angle adjusting mechanism fixes disk 12 by angle connecting rod 5, angular adjustment bar 9, angle and angular adjustment disk 13 is constituted, angle
5 one end of connecting rod is fixedly connected on auxiliary pawl holder 2, and 5 other end of angle connecting rod penetrates in the cavity of angular adjustment bar 9, angle
It spends on the side wall of adjusting rod 9 and connects angled fixed disk 12 with angled connecting rod holding pin 8, the other end of angular adjustment bar 9,
Angle, which is fixed between disk 12 and angular adjustment bar 9, is connected with angular adjustment disk 13, and arc track slot is carried on angular adjustment disk 13,
Angled fixed pin 14 is installed on fixed disk 12.
The width adjusting connecting pin 7 may pass through width adjusting disk 11 and width adjusting bar 1 in the present embodiment.
The front end of the angle connecting rod holding pin 8 passes through the side wall of angular adjustment bar 9 to withstand on angle in the present embodiment
On the lateral wall of connecting rod 5, it to be used for position of the fixed angle connecting rod 5 in angular adjustment bar 9.
14 front end of angle fixed pin passes through angle to fix disk 12 and withstands on the outer of angular adjustment disk 13 in the present embodiment
On side wall, the position of disk 12 is fixed for fixed angle.
The auxiliary pawl holder 2 described in the present embodiment is to be threadedly coupled with fixed jaw adjusting rod 3, is adjusted by rotating fixed jaw
Bar 3 drives dewclaw 16 to be slided up and down on 17 madial wall of lower claw.
Rotation angle scale is carried on 13 lateral wall of angular adjustment disk in the present embodiment.
Advantageous effect of the present invention：Solution cuts bone section under femoral bone tuberosity to the present invention first when in use, by two fixed jaw phases
It is individually fixed on femur to parallel, two fixed jaw spacing are 7cm, and the fixed jaw of axial prong holder is placed near end of thighbone.Turn width
Adjustment disk is spent, width adjusting bar proximal end is slided in no silk nut, is distally moved to distal femur under the action of silk cap.With pulling
Hand tightens width adjusting disk, and two fixed jaws become firm one under the adjusting of fixed jaw adjusting rod.In two fixed jaws
Between, femur is blocked using scroll saw, removes 1.5cm long bone sections.Continued to tighten width adjusting disk with wrench, in bolt screw thread
It leads, the osteotomy surface between two fixed jaws is gradually bringing together to being integrated.At this point, when pairing is drawn close in bone face relatively, angle
Connecting rod slides into angular adjustment bar, and screwing angle connecting rod holding pin makes angle connecting rod become one with angular adjustment bar
Body, cripetura osteotomy have been completed.The width adjusting connecting pin on width adjusting bar is removed, width adjusting disk is taken out, at this point, femur
Two broken ends of fractured bone carry out the concentric rotation of fracture interface under the limitation of arc track slot rotating mechanism, after reaching presetting angle,
Tighten that " angle fixed pin, the fixed jaw, track groove, rotating mechanism on such axial prong holder, the fixed jaw in the family of auxiliary pawl become
One.The rotary work of osteotomy surface is completed, two fixed jaw spacing are 5.5cm at this time, and in this section of sclerotin, upper one piece of Xiamen Dabo is straight
It goes and rebuilds four hole steel plates and 4 pieces of screws, femur fixes again after completion osteotomy.Then entire rotary osteotomy device device is removed.
Using femoral rotation osteotomy device, operating time is shortened, while overcoming only cutting for the past rotary osteotomy appearance and not rotating, or rotation
Turn problem not in place.Do not occur the angulation deformity at femur osteotomy end.Rotation angle scale is carried on angular adjustment disk lateral wall,
Conveniently it intuitively can find out rotated angle.
The above-described embodiments are merely illustrative of preferred embodiments of the present invention, not to the structure of the present invention
Think and protection domain is defined, under the premise of not departing from design concept of the present invention, ordinary engineering and technical personnel in this field
To all variations and modifications that technical scheme of the present invention is made, protection scope of the present invention should all be fallen into.
Claims (6)
1. a kind of rotary osteotomy device, including：Axial prong holder（10）With auxiliary pawl holder（2）, it is characterised in that：Axial prong holder
（10）With auxiliary pawl holder（2）It is upper to be installed with fixed jaw respectively（6）, fixed jaw（6）Divide dewclaw（16）And lower claw（17）, dewclaw
（16）On be connected with fixed jaw adjusting rod（3）, fixed jaw adjusting rod（3）Upper end carries fixed jaw adjustment hole（4）, lower claw（17）Afterwards
Dewclaw fixator is connected on side（15）, axial prong holder（10）With auxiliary pawl holder（2）Between be equipped with width adjustment mechanism and
Angle adjusting mechanism, width adjustment mechanism is by width adjusting bar（1）, width adjusting connecting pin（7）With width adjusting disk（11）Structure
At width adjusting connecting pin（7）Front end be threadedly attached in auxiliary pawl holder（2）On, width adjusting connecting pin（7）End
With width adjusting disk（11）Pass through width adjusting connecting pin（7）It is connected, angle adjusting mechanism is by angle connecting rod（5）, angle
Adjusting rod（9）, angle fix disk（12）With angular adjustment disk（13）It constitutes, angle connecting rod（5）One end is fixedly connected on auxiliary pawl
Holder（2）On, angle connecting rod（5）The other end penetrates angular adjustment bar（9）Cavity in, angular adjustment bar（9）Side wall on
With angled connecting rod holding pin（8）, angular adjustment bar（9）The other end connect angled fixed disk（12）, angle fixation disk
（12）With angular adjustment bar（9）Between be connected with angular adjustment disk（13）, angular adjustment disk（13）It is upper to carry arc track slot, Gu
Price fixing（12）The upper angled fixed pin of installation（14）.
2. rotary osteotomy device according to claim 1, it is characterised in that：The width adjusting connecting pin（7）It may pass through width
Spend adjustment disk（11）With width adjusting bar（1）.
3. rotary osteotomy device according to claim 1, it is characterised in that：The angle connecting rod holding pin（8）Front end
Across angular adjustment bar（9）Side wall withstand on angle connecting rod（5）Lateral wall on, be used for fixed angle connecting rod（5）At angle
Spend adjusting rod（9）Interior position.
4. rotary osteotomy device according to claim 1, it is characterised in that：The angle fixed pin（14）Front end passes through angle
Fixed disk（12）Withstand on angular adjustment disk（13）Lateral wall on, for fixed angle fix disk（12）Position.
5. rotary osteotomy device according to claim 1, it is characterised in that：The auxiliary pawl holder（2）With fixed jaw adjusting rod
（3）To be threadedly coupled, by rotating fixed jaw adjusting rod（3）Drive dewclaw（16）In lower claw（17）It is slided up and down on madial wall.
6. rotary osteotomy device according to claim 1, it is characterised in that：The angular adjustment disk（13）It is carried on lateral wall
Rotation angle scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810190499.5A CN108478248A (en) | 2018-03-08 | 2018-03-08 | rotary osteotomy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810190499.5A CN108478248A (en) | 2018-03-08 | 2018-03-08 | rotary osteotomy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108478248A true CN108478248A (en) | 2018-09-04 |
Family
ID=63338194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810190499.5A Pending CN108478248A (en) | 2018-03-08 | 2018-03-08 | rotary osteotomy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108478248A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114305576A (en) * | 2022-01-17 | 2022-04-12 | 王迎光 | Amputation device |
-
2018
- 2018-03-08 CN CN201810190499.5A patent/CN108478248A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114305576A (en) * | 2022-01-17 | 2022-04-12 | 王迎光 | Amputation device |
| CN114305576B (en) * | 2022-01-17 | 2023-07-14 | 王迎光 | Amputation device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7686836B2 (en) | Bone distractor and method | |
| JP5752744B2 (en) | Guide assembly for bone marrow fixation | |
| WO2015112991A1 (en) | Implantable medical device for restoring alignment and stabilizing bone fractures | |
| CN108567465B (en) | Scarf osteotomy device | |
| US10159516B2 (en) | Interchangeable orthopedic blade | |
| CN108478248A (en) | rotary osteotomy device | |
| US20100075270A1 (en) | Angularly adjustable maxillary distractor and method of distraction | |
| CN204931828U (en) | A kind of way of escape spinal fixation system | |
| CN208511124U (en) | Rotary osteotomy device | |
| WO2022183664A1 (en) | Sliding, pressurising and locking bone screw | |
| CN105055007A (en) | Posterior spine fixing device | |
| JP2011515186A5 (en) | ||
| CN101485589A (en) | Femoral bone lesser trochanter reductor and method for producing the same | |
| WO2009120142A1 (en) | Device for fixation of bone fragments at bone fractures | |
| AU2016200262B2 (en) | Controlling bone compression | |
| Auer et al. | Instrumentation and techniques in equine fracture fixation | |
| Huri | Adjustable bone plate: State of art | |
| CN110384551A (en) | A kind of outer fixed angle concertina type correction system | |
| CN217886173U (en) | Novel radius distal end steel plate | |
| CN213606815U (en) | Accurate-positioning reduction forceps for traumatic orthopedics department | |
| Wang et al. | A reduction clamp for an aiming component in associated acetabular fractures | |
| CN215384397U (en) | Humerus varus deformity cuts bone deflector | |
| CN213345888U (en) | Fracture repair positioning guider | |
| RU2750517C1 (en) | Handle for hand instruments and transosseous elements | |
| CN209236299U (en) | A kind of orthopedic section of bone plate system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |