CN208511124U - Rotary osteotomy device - Google Patents
Rotary osteotomy device Download PDFInfo
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- CN208511124U CN208511124U CN201820318162.3U CN201820318162U CN208511124U CN 208511124 U CN208511124 U CN 208511124U CN 201820318162 U CN201820318162 U CN 201820318162U CN 208511124 U CN208511124 U CN 208511124U
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- angular adjustment
- bracket
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Abstract
A kind of rotary osteotomy device, including: axial prong bracket and auxiliary pawl bracket, it is fixedly installed with fixed jaw respectively on axial prong bracket and auxiliary pawl bracket, fixed jaw divides dewclaw and lower claw, fixed jaw adjusting rod is connected on dewclaw, fixed jaw adjusting rod upper end has 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 bracket and auxiliary pawl bracket, 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 fixed disk and angular adjustment disk are constituted, the utility model has the advantages that: use femoral rotation osteotomy device, shorten operating time, only cutting for the past rotary osteotomy appearance is overcome simultaneously not rotate, or the problem that rotation is not in place.Do not occur the angulation deformity at femur osteotomy end.With rotation angle index on angular adjustment disk lateral wall, rotated angle conveniently can be intuitively found out.
Description
Technical field
The utility model relates to a kind of orthopedic medical device more particularly to a kind of rotary osteotomy devices.
Background technique
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 as referring to progress cripetura and rotary osteotomy, but these rotary osteotomies
Method all haves the defects that different, in daily surgery practice, often will appear and rotates after osteotomy not in place, or osteotomy only occur
The case where face translates and does not rotate, it is individual even to will cause femoral shaft angulation deformity at osteotomy, cause the failure of operation.
Summary of the invention
The purpose of the utility model is to provide one kind, and femoral head self-resetting can be carried out in the case where not destroying ligament
Rotary osteotomy device.
To achieve the above object, the technology employed by the present utility model is
A kind of rotary osteotomy device, including: axial prong bracket and auxiliary pawl bracket, it is characterized in that: axial prong bracket and auxiliary pawl
Fixed jaw is fixedly installed on bracket respectively, fixed jaw divides dewclaw and lower claw, fixed jaw adjusting rod, fixed jaw are connected on dewclaw
Adjusting rod upper end has fixed jaw adjustment hole, is connected with dewclaw fixator on lower claw trailing flank, axial prong bracket and auxiliary pawl bracket it
Between width adjustment mechanism and angle adjusting mechanism be installed, width adjustment mechanism by width adjusting bar, width adjusting connecting pin and
Width adjusting disk is constituted, and the front end of width adjusting connecting pin is threadedly attached on auxiliary pawl bracket, width adjusting connecting pin
End is connected with width adjusting disk by width adjusting connecting pin, angle adjusting mechanism 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 bracket, and angle connecting rod is another
End penetrates in the cavity of angular adjustment bar, with angled connecting rod holding pin on the side wall of angular adjustment bar, angular adjustment bar
The other end connects angled fixed disk, and angular adjustment disk, angular adjustment disk are connected between angle fixed disk and angular adjustment bar
It is upper to have arc track slot, angled fixed pin is installed in fixed disk.
According to the rotary osteotomy device, it is characterized in that: the width adjusting connecting pin may pass through width adjusting disk and
Width adjusting bar.
According to the rotary osteotomy device, it is characterized in that: 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, for position of the fixed angle connecting rod in angular adjustment bar.
According to the rotary osteotomy device, it is characterized in that: angle fixed pin front end passes through angle fixed disk and withstands on
Position on the lateral wall of angular adjustment disk, for fixed angle fixed disk.
According to the rotary osteotomy device, it is characterized in that: the auxiliary pawl bracket is to be threadedly coupled with fixed jaw adjusting rod,
Dewclaw is driven to slide up and down on lower claw inner sidewall by rotation fixed jaw adjusting rod.
According to the rotary osteotomy device, it is characterized in that: it is carved on the angular adjustment disk lateral wall with rotation angle
Degree.
The utility model has the advantages that: solution cuts bone section under femoral bone tuberosity to the utility model first when in use, by two
Fixed jaw is individually fixed on femur in parallel relatively, and two fixed jaw spacing are 7cm, and it is close that the fixed jaw of axial prong bracket is placed in femur
End.Width adjusting disk is turned, width adjusting bar proximal end is slided in no silk nut, distally to distal femur under the action of silk cap
It is mobile.The width adjusting that screws up with a wrench disk, two fixed jaws become firm one under the adjusting of fixed jaw adjusting rod.In two
Between a fixed jaw, femur is truncated using scroll saw, removes 1.5cm long bone section.Continued to tighten width adjusting disk with wrench, in spiral shell
Bolt screw thread is led, and the osteotomy surface between two fixed jaws is gradually bringing together to being integrated.At this point, drawing close pairing relatively in bone face
When, angle connecting rod slides into angular adjustment bar, and screwing angle connecting rod holding pin makes angle connecting rod and angular adjustment bar
It is integrally formed, cripetura osteotomy has been completed.The width adjusting connecting pin on width adjusting bar is removed, width adjusting disk is taken out, this
When, two broken ends of fractured bone of femur carries out the concentric rotation of fracture interface, reaches preset under the limitation of arc track slot rotating mechanism
After angle, " angle fixed pin, fixed jaw, track groove, rotating mechanism on such axial prong bracket, consolidating in the family of auxiliary pawl are tightened
Determine pawl to be integrally formed.The rotary work of osteotomy surface is completed, two fixed jaw spacing are 5.5cm at this time, in this section of sclerotin, install one piece
The straight of Xiamen Dabo factory production rebuilds 4 hole steel plates and 4 pieces of screws, and femur fixes again after completion osteotomy.Then it removes whole
A rotary osteotomy device device.Using femoral rotation osteotomy device, operating time is shortened, while overcoming the appearance of the past rotary osteotomy
Only cut and do not rotate, or rotation problem not in place.Do not occur the angulation deformity at femur osteotomy end.On angular adjustment disk lateral wall
With rotation angle index, rotated angle conveniently can be intuitively found out.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is structural schematic diagram of the utility model after rotating by a certain angle；
Fig. 3 is the connection relationship structural schematic diagram of the utility model；
Fig. 4 is width adjusting bar and width adjusting disk connection relationship structural schematic diagram；
Fig. 5 is fixed claw structural representation.
In attached drawing
1, width adjusting bar；2, auxiliary pawl bracket；3, fixed jaw adjusting rod；4, fixed jaw adjustment hole；5, angle connecting rod;6,
Fixed jaw；7, width adjusting connecting pin；8, angle connecting rod holding pin；9, angular adjustment bar；10, axial prong bracket；11, width tune
Save disk；12, angle fixed disk；13, angular adjustment disk；14, angle fixed pin；15, dewclaw fixator；16, dewclaw；17, lower claw.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing:
A kind of rotary osteotomy device, as shown in Figs. 1-5, including: axial prong bracket 10 and auxiliary pawl bracket 2, it is characterised in that:
It is fixedly installed with fixed jaw 6 on axial prong bracket 10 and auxiliary pawl bracket 2 respectively, fixed jaw 6 divides dewclaw 16 and lower claw 17, on dewclaw 16
It is connected with fixed jaw adjusting rod 3,3 upper end of fixed jaw adjusting rod has fixed jaw adjustment hole 4, and lower claw is connected on 17 trailing flank
Pawl fixator 15 is equipped with width adjustment mechanism and angle adjusting mechanism, width adjusting between axial prong bracket 10 and auxiliary pawl bracket 2
Mechanism is made of width adjusting bar 1, width adjusting connecting pin 7 and width adjusting disk 11, and the front end of width adjusting connecting pin 7 passes through
It is threaded on auxiliary pawl bracket 2, the end of width adjusting connecting pin 7 and width adjusting disk 11 pass through width adjusting connecting pin 7
It is connected, angle adjusting mechanism is made of angle connecting rod 5, angular adjustment bar 9, angle fixed disk 12 and angular adjustment disk 13,
5 one end of angle connecting rod is fixedly connected on auxiliary pawl bracket 2, and 5 other end of angle connecting rod penetrates the cavity of angular adjustment bar 9
Interior, with angled connecting rod holding pin 8 on the side wall of angular adjustment bar 9, the other end of angular adjustment bar 9 connects angled fixation
Disk 12 is connected with angular adjustment disk 13, has curved track on angular adjustment disk 13 between angle fixed disk 12 and angular adjustment bar 9
Road slot installs angled fixed pin 14 in 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 side wall that the front end of the angle connecting rod holding pin 8 passes through angular adjustment bar 9 in the present embodiment withstands on angle
On the lateral wall of connecting rod 5, for position of the fixed angle connecting rod 5 in angular adjustment bar 9.
14 front end of angle fixed pin passes through angle fixed disk 12 and withstands on the outer of angular adjustment disk 13 in the present embodiment
Position on side wall, for fixed angle fixed disk 12.
The auxiliary pawl bracket 2 described in the present embodiment is to be threadedly coupled with fixed jaw adjusting rod 3, is adjusted by rotation fixed jaw
Bar 3 drives dewclaw 16 to slide up and down on 17 inner sidewall of lower claw.
In the present embodiment with rotation angle index on 13 lateral wall of angular adjustment disk.
The utility model the utility model has the advantages that the utility model solution cuts bone section under femoral bone tuberosity first when in use, by two
Fixed jaw is individually fixed on femur in parallel relatively, and two fixed jaw spacing are 7cm, and it is close that the fixed jaw of axial prong bracket is placed in femur
End.Width adjusting disk is turned, width adjusting bar proximal end is slided in no silk nut, distally to distal femur under the action of silk cap
It is mobile.The width adjusting that screws up with a wrench disk, two fixed jaws become firm one under the adjusting of fixed jaw adjusting rod.In two
Between a fixed jaw, femur is truncated using scroll saw, removes 1.5cm long bone section.Continued to tighten width adjusting disk with wrench, in spiral shell
Bolt screw thread is led, and the osteotomy surface between two fixed jaws is gradually bringing together to being integrated.At this point, drawing close pairing relatively in bone face
When, angle connecting rod slides into angular adjustment bar, and screwing angle connecting rod holding pin makes angle connecting rod and angular adjustment bar
It is integrally formed, cripetura osteotomy has been completed.The width adjusting connecting pin on width adjusting bar is removed, width adjusting disk is taken out, this
When, two broken ends of fractured bone of femur carries out the concentric rotation of fracture interface, reaches preset under the limitation of arc track slot rotating mechanism
After angle, " angle fixed pin, fixed jaw, track groove, rotating mechanism on such axial prong bracket, consolidating in the family of auxiliary pawl are tightened
Determine pawl to be integrally formed.The rotary work of osteotomy surface is completed, two fixed jaw spacing are 5.5cm at this time, in this section of sclerotin, install one piece
The straight of Xiamen Dabo factory production rebuilds 4 hole steel plates and 4 pieces of screws, and femur fixes again after completion osteotomy.Then it removes whole
A rotary osteotomy device device.Using femoral rotation osteotomy device, operating time is shortened, while overcoming the appearance of the past rotary osteotomy
Only cut and do not rotate, or rotation problem not in place.Do not occur the angulation deformity at femur osteotomy end.On angular adjustment disk lateral wall
With rotation angle index, rotated angle conveniently can be intuitively found out.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel conception and scope of protection are defined, without departing from the design concept of the present utility model, common in this field
The all variations and modifications that engineers and technicians make the technical solution of the utility model should all fall into the guarantor of the utility model
Protect range.
Claims (6)
1. a kind of rotary osteotomy device, including: axial prong bracket (10) and auxiliary pawl bracket (2), it is characterised in that: axial prong bracket
(10) and on auxiliary pawl bracket (2) it is fixedly installed with respectively fixed jaw (6), fixed jaw (6) divides dewclaw (16) and lower claw (17), dewclaw
(16) it is connected on fixed jaw adjusting rod (3), fixed jaw adjusting rod (3) upper end has fixed jaw adjustment hole (4), after lower claw (17)
Be connected on side dewclaw fixator (15), be equipped between axial prong bracket (10) and auxiliary pawl bracket (2) width adjustment mechanism and
Angle adjusting mechanism, width adjustment mechanism is by width adjusting bar (1), width adjusting connecting pin (7) and width adjusting disk (11) structure
At the front end of width adjusting connecting pin (7) is threadedly attached on auxiliary pawl bracket (2), the end of width adjusting connecting pin (7)
It is connected with width adjusting disk (11) by width adjusting connecting pin (7), angle adjusting mechanism is by angle connecting rod (5), angle
Adjusting rod (9), angle fixed disk (12) and angular adjustment disk (13) are constituted, and angle connecting rod (5) one end is fixedly connected on auxiliary pawl
On bracket (2), angle connecting rod (5) other end is penetrated in the cavity of angular adjustment bar (9), on the side wall of angular adjustment bar (9)
With angled connecting rod holding pin (8), the other end of angular adjustment bar (9) connects angled fixed disk (12), angle fixed disk
(12) it is connected between angular adjustment bar (9) angular adjustment disk (13), arc track slot, angle is had on angular adjustment disk (13)
Angled fixed pin (14) are installed on degree fixed disk (12).
2. rotary osteotomy device according to claim 1, it is characterised in that: the width adjusting connecting pin (7) may pass through width
Spend adjustment disk (11) and width adjusting bar (1).
3. rotary osteotomy device according to claim 1, it is characterised in that: the front end of the angle connecting rod holding pin (8)
Side wall across angular adjustment bar (9) is withstood on the lateral wall of angle connecting rod (5), for fixed angle connecting rod (5) at angle
Spend the position in adjusting rod (9).
4. rotary osteotomy device according to claim 1, it is characterised in that: angle fixed pin (14) front end passes through angle
Fixed disk (12) is withstood on the lateral wall of angular adjustment disk (13), is used for the position of fixed angle fixed disk (12).
5. rotary osteotomy device according to claim 1, it is characterised in that: the auxiliary pawl bracket (2) and fixed jaw adjusting rod
(3) to be threadedly coupled, dewclaw (16) are driven to slide up and down on lower claw (17) inner sidewall by rotation fixed jaw adjusting rod (3).
6. rotary osteotomy device according to claim 1, it is characterised in that: had on angular adjustment disk (13) lateral wall
Rotate angle index.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820318162.3U CN208511124U (en) | 2018-03-08 | 2018-03-08 | Rotary osteotomy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820318162.3U CN208511124U (en) | 2018-03-08 | 2018-03-08 | Rotary osteotomy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208511124U true CN208511124U (en) | 2019-02-19 |
Family
ID=65340892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820318162.3U Expired - Fee Related CN208511124U (en) | 2018-03-08 | 2018-03-08 | Rotary osteotomy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208511124U (en) |
-
2018
- 2018-03-08 CN CN201820318162.3U patent/CN208511124U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190219 |