CN209966524U - Device for adjusting forward inclination angle of femoral neck in operation - Google Patents
Device for adjusting forward inclination angle of femoral neck in operation Download PDFInfo
- Publication number
- CN209966524U CN209966524U CN201920558512.8U CN201920558512U CN209966524U CN 209966524 U CN209966524 U CN 209966524U CN 201920558512 U CN201920558512 U CN 201920558512U CN 209966524 U CN209966524 U CN 209966524U
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- protractor
- angle
- guiding hole
- arm
- femoral neck
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Abstract
The utility model discloses an adjust device of thighbone neck forward inclination angle in art, including scalable deflector and protractor, be equipped with the guiding hole of mutual matching on scalable deflector and the protractor, the protractor is the fan-shaped form, be equipped with the pointer board on the scalable deflector, work as protractor and scalable deflector overlap when linking together through the guiding hole, the sector of pointer board and protractor is in the same place with each other's laminating. The utility model provides a device of adjusting femoral neck anteversion angle in art adopts scalable deflector and the protractor of the combination formula that cup joints together through the guiding hole to can conveniently adjust femoral neck anteversion angle, and simple structure, easy to use.
Description
Technical Field
The utility model relates to a medical instrument, in particular to a device for adjusting the forward inclination angle of the neck of femur in the operation.
Background
In clinical surgery, there has long been a lack of human data, particularly concerning the analysis and measurement of angles. The operator mainly obtains approximate data by visual inspection or simple measurement by using a ruler and a protractor, so that accurate and rapid measurement cannot be carried out on human body data, wherein the main reason is that a convenient and practical measuring tool is clinically lacked at present.
In order to enable doctors to obtain more accurate measurement data in preoperative operation and better guide clinic. It is necessary to design a convenient and practical device for adjusting the forward inclination angle of the neck of the femur in the operation according to the practical clinical operation and application.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a device of adjusting thighbone neck forward inclination angle in art is provided, not only can conveniently adjust thighbone neck forward inclination angle, simple structure moreover, easy to use.
The utility model discloses a solve above-mentioned technical problem and the technical scheme who adopts provides a device of adjusting thighbone neck forward-leaning angle in art, including scalable deflector and protractor, be equipped with the guiding hole of mutual matching on scalable deflector and the protractor, the protractor is the fan-shaped form, be equipped with the pointer board on the scalable deflector, work as protractor and scalable deflector cup joint together through the guiding hole, the sector face of pointer board and protractor is in the same place mutually.
The device for adjusting the anteverted angle of the femoral neck in the operation is characterized in that the protractor comprises a first arm rod and a second arm rod, and one end of each of the first arm rod and the second arm rod is movably connected, so that the first arm rod can rotate around the second arm rod; the other end on the first armed lever is equipped with first guiding hole, the other end on the second armed lever is equipped with the second guiding hole, be equipped with the angle scale on the sector of protractor.
The device for adjusting the anteverted angle of the femoral neck in the operation is characterized in that the lengths of the first arm rod and the second arm rod are 40mm, and the diameters of the first guide hole and the second guide hole are 2 mm.
In the device for adjusting the forward inclination angle of the neck of the femur during the operation, a third guide hole is formed in the pointer plate, and the third guide hole can be sleeved with the first guide hole or the second guide hole through a kirschner wire.
The device for adjusting the anteverted angle of the femoral neck during the operation is characterized in that the protractor comprises a left protractor and a right protractor, the first arm of the left protractor is located on the left side, and the first arm of the right protractor is located on the right side.
In the device for adjusting the anteversion angle of the femoral neck in the operation, a fourth guide hole is further formed in the telescopic guide plate, the third guide hole and the fourth guide hole are distributed along the length direction of the telescopic guide plate, and the distance between the third guide hole and the fourth guide hole is 150-300 mm.
The device for adjusting the forward inclination angle of the neck of the femur in the operation is characterized in that the pointer plate is fixed on the telescopic guide plate through a locking screw.
The utility model discloses contrast prior art has following beneficial effect: the utility model provides a device of adjusting femoral neck forward inclination angle in art adopts scalable deflector and the protractor of the combination formula that cup joints together through the guiding hole to can conveniently adjust femoral neck forward inclination angle, and simple structure, easy to use.
Drawings
FIG. 1 is a schematic view of a telescopic guide plate structure of the device for adjusting the forward inclination angle of the neck of femur in the operation of the present invention;
fig. 2 is a schematic structural view of a left protractor of the device for adjusting the forward inclination angle of the neck of femur in the operation of the present invention;
fig. 3 is a schematic structural view of the right protractor for adjusting the forward inclination angle of the neck of femur during the operation of the present invention.
In the figure:
1 telescopic guide plate 2 protractor 11 pointer plate
12 locking screw 13, third guiding hole 14, fourth guiding hole
21 first guide hole 22 second guide hole 23 angle scale
24 rotating shaft
Detailed Description
The invention is further described with reference to the following figures and examples.
FIG. 1 is a schematic view of a telescopic guide plate structure of the device for adjusting the forward inclination angle of the neck of femur in the operation of the present invention; fig. 2 is a schematic structural view of a left protractor of the device for adjusting the forward inclination angle of the neck of femur in the operation of the present invention; fig. 3 is a schematic structural view of the right protractor for adjusting the forward inclination angle of the neck of femur during the operation of the present invention.
Please refer to fig. 1, fig. 2 and fig. 3, the utility model provides a device of adjusting femoral neck forward-leaning angle in art, including scalable deflector 1 and protractor 2, be equipped with the guiding hole of mutual matching on scalable deflector 1 and the protractor 2, protractor 2 is fan-shaped, be equipped with pointer board 11 on the scalable deflector 1, work as protractor 2 and scalable deflector 1 cup joint together through the guiding hole, pointer board 11 and protractor 2's sector face pastes together mutually. The pointer plate 11 is fixed on the telescopic guide plate 1 through a locking screw 12.
With continuing reference to fig. 2 and 3, the device for adjusting the anteversion angle of the neck of femur provided by the present invention comprises the protractor 2, the protractor 2 comprises a first arm and a second arm, one end of the first arm and one end of the second arm are movably connected by a rotating shaft 24, so that the first arm can rotate around the second arm; the other end on the first armed lever is equipped with first guiding hole 21, the other end on the second armed lever is equipped with second guiding hole 22, be equipped with angle scale 23 on the fan-shaped face of protractor 2. The length of first armed lever and second armed lever is 40mm, the diameter of first guiding hole 21 and second guiding hole 22 is 2 mm.
The utility model provides an adjust device of thighbone neck forward inclination angle in art, be equipped with third guiding hole 13 on the pointer board 11, third guiding hole 13 accessible ke shi needle cup joints mutually with first guiding hole 21 or second guiding hole 22. The retractable guide plate 1 is further provided with a fourth guide hole 14, the third guide hole 13 and the fourth guide hole 14 are distributed along the length direction of the retractable guide plate 1, and the distance between the third guide hole 13 and the fourth guide hole 14 is 150 mm and 300 mm.
The utility model provides a device for adjusting the forward inclination angle of the neck of femur in the operation, the protractor 2 comprises a left protractor and a right protractor, and a first arm rod of the left protractor is positioned on the left side, as shown in figure 2; the first arm of the right protractor is located on the right side, as shown in fig. 3. The following description will be made by taking the left side as an example to illustrate the use of the device for adjusting the forward inclination angle of the neck of femur in the operation of the present invention:
the length of the telescopic guide plate 1 is adjusted to be proper according to the length of the thigh of the child patient. The third guiding hole 13 of the retractable guiding plate 1 is arranged at the femoral tuberosity, and the fourth guiding hole 14 is arranged at the proper position of the femur. A kirschner wire with a diameter of 2mm is driven into the third guide hole 13 and the fourth guide hole 14. The retractable guide plate 1 is removed. The first guide hole 21 for the left "protractor" is slipped over the kirschner wire at the femoral trochanter. The fourth guide hole 14 of the retractable guide plate 1 is sleeved on the kirschner wire at the position of the femur, and the retractable guide plate 1 is adjusted to the proper length, so that the pointer plate 11 just touches the protractor. The anteversion angle of the femoral neck can be adjusted by adjusting the kirschner wire at the femoral tuberosity, and the corresponding degree of the pointer plate 11 on the protractor is the degree of the femoral neck increase; the left side of the counter surface is suitable for reduction of the anteversion angle of the neck of the femur.
The right side is applicable to the same method as above, the front side of the right side protractor is applicable to the increase of the forward inclination angle of the neck of the femur, and the back side of the right side protractor is applicable to the decrease of the forward inclination angle of the neck of the femur.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a device of angle of declination before femoral neck is adjusted in art, a serial communication port, including scalable deflector (1) and protractor (2), be equipped with the guiding hole of mutual matching on scalable deflector (1) and protractor (2), protractor (2) are the fan-shaped form, be equipped with pointer board (11) on scalable deflector (1), work as protractor (2) and scalable deflector (1) when cup jointing together through the guiding hole, the sector of pointer board (11) and protractor (2) is in the same place mutually.
2. The device for intraoperative adjustment of the angle of forward inclination of a femoral neck according to claim 1, characterized in that the protractor (2) comprises a first arm and a second arm, one end of which is articulated so that the first arm can rotate around the second arm; the other end on the first armed lever is equipped with first guiding hole (21), the other end on the second armed lever is equipped with second guiding hole (22), be equipped with the angle scale on the sector of protractor (2).
3. The device for intraoperative adjustment of the angle of inclination of the neck of a femur according to claim 2, characterized in that the length of the first and second arm rod is 40mm and the diameter of the first and second guide hole (21, 22) is 2 mm.
4. The device for adjusting the anteversion angle of the neck of femur during operation as claimed in claim 2, wherein the pointer plate (11) is provided with a third guiding hole (13), and the third guiding hole (13) can be sleeved with the first guiding hole (21) or the second guiding hole (22) through a kirschner wire.
5. The device for intraoperative adjustment of the angle of forward inclination of a femoral neck according to claim 2, characterized in that the protractor (2) comprises a left-hand protractor, the first arm of which is located on the left, and a right-hand protractor, the first arm of which is located on the right.
6. The device for intraoperative adjustment of the femoral neck forward inclination angle according to claim 4, characterized in that the retractable guide plate (1) is further provided with a fourth guide hole (14), the third guide hole (13) and the fourth guide hole (14) are distributed along the length direction of the retractable guide plate (1), and the distance between the third guide hole (13) and the fourth guide hole (14) is 150-300 mm.
7. The device for intraoperative adjustment of the angle of forward inclination of a femoral neck as claimed in claim 1, characterized in that the pointer plate (11) is fixed on the telescopic guide plate (1) by means of a locking screw (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920558512.8U CN209966524U (en) | 2019-04-23 | 2019-04-23 | Device for adjusting forward inclination angle of femoral neck in operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920558512.8U CN209966524U (en) | 2019-04-23 | 2019-04-23 | Device for adjusting forward inclination angle of femoral neck in operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209966524U true CN209966524U (en) | 2020-01-21 |
Family
ID=69258991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920558512.8U Expired - Fee Related CN209966524U (en) | 2019-04-23 | 2019-04-23 | Device for adjusting forward inclination angle of femoral neck in operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209966524U (en) |
-
2019
- 2019-04-23 CN CN201920558512.8U patent/CN209966524U/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: 20200121 Termination date: 20210423 |