CN213758611U - Femoral neck anteversion angle guide instrument - Google Patents
Femoral neck anteversion angle guide instrument Download PDFInfo
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- CN213758611U CN213758611U CN202022786887.5U CN202022786887U CN213758611U CN 213758611 U CN213758611 U CN 213758611U CN 202022786887 U CN202022786887 U CN 202022786887U CN 213758611 U CN213758611 U CN 213758611U
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- semicircle dish
- femoral neck
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- neck anteversion
- angle
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Abstract
The utility model discloses a thighbone neck anteversion angle direction appearance, including semicircle dish, fixed baseplate, bone circle needle, cavity pipe and set screw, wherein have the scale that can read the angle on the semicircle dish, semicircle dish bottom and fixed baseplate fixed connection, the terminal perpendicular fixed connection of semicircle dish is kept away from to the one end of bone circle needle and fixed baseplate, and the centre of a circle of semicircle dish passes through fixed screw with the hollow tube and is connected, and the hollow tube can be in the semicircle dish top free rotation. The equipment can avoid the medical accident that the angle of the steel nail is not suitable for penetrating the femoral neck, realize the accurate control of the anteverted angle, effectively improve the success rate of the operation and reduce the medical expense and the operation pain of the patient.
Description
Technical Field
The utility model relates to a medical auxiliary tool especially relates to a thighbone neck anteversion angle direction appearance.
Background
In the orthopedic surgery, whether the measurement result of the orthopedic surgical instrument accurately determines the quality and success rate of the surgery, especially the positioning angle and difficulty in the orthopedic surgery, and numerous auxiliary instruments are designed for the existing personnel to position the accurate position of the orthopedic surgery.
The existing commonly used orthopedic protractor mainly comprises an instrument panel and a protractor, but the instrument is inconvenient to use in the orthopedic positioning process, has the problem of inaccurate positioning of the orthopedic surgery position, and finally can cause the failure of the surgery.
The anteversion angle of the femoral neck can be measured through imaging such as CT, the position of the steel needle is positioned by the aid of the medical aid through the measured anteversion angle, and the femoral neck is easily punctured once the aid is positioned inaccurately, so that the aid with accurate positioning is needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a femoral neck anteversion angle guide instrument. The direction appearance includes semicircle dish 1, fixed baseplate 2, bone circle needle 3, cavity pipe 4 and set screw 5, wherein has the scale that can read the angle on the semicircle dish 1, 1 bottom and fixed baseplate 2 fixed connection of semicircle dish, and the terminal perpendicular fixed connection of semicircle dish 1 is kept away from with fixed baseplate 2 to the one end of bone circle needle 3, and the centre of a circle and the hollow tube of semicircle dish 1 pass through set screw 5 to be connected, and the hollow tube can be in the 1 top free rotation of semicircle dish.
Further preferably, the scale on the semicircular disc 1 is 0-90 degrees.
Further preferably, the scale on the semicircular disc 1 is 0-45 degrees.
Further preferably, the length of the hollow circular tube 4 is 6-10cm, and the inner diameter is 2-4 cm.
Further preferably, the length of the hollow round tube 4 is 10 cm. The inner diameter was 3 cm.
Further preferably, the bone round needle 3 may be a hollow sleeve. The hollow cannula can freely pass through the guide pin.
Further preferably, the inner diameter of the hollow sleeve is 3 cm.
Further preferably, the end of the bone round needle 3 away from the fixing base 2 is in a sharp-pointed shape.
The utility model provides a thighbone neck anteversion angle direction appearance can avoid the improper such medical malpractice of wearing the thighbone neck of steel nail angle, realizes the accurate control of anteversion angle, effectively promotes the operation success rate, alleviates patient's medical expense and operation misery.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is a top view of the femoral neck anteversion angle guiding instrument of the present invention
FIG. 2 is a front view of the femoral neck anteversion angle guide instrument of the present invention
FIG. 3 is a perspective view of the femoral neck anteversion angle guide instrument of the present invention
In the drawings, the components represented by the respective reference numerals are listed below:
a semicircular disc-1; a fixed base-2; round bone needle-3; a hollow round tube-4; set screw-5
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model provides a femoral neck anteversion angle guide instrument. The direction appearance includes semicircle dish 1, fixed baseplate 2, bone circle needle 3, cavity pipe 4 and set screw 5, wherein has the scale that can read the angle on the semicircle dish 1, 1 bottom and fixed baseplate 2 fixed connection of semicircle dish, and the terminal perpendicular fixed connection of semicircle dish 1 is kept away from with fixed baseplate 2 to the one end of bone circle needle 3, and the centre of a circle and the hollow tube of semicircle dish 1 pass through set screw 5 to be connected, and the hollow tube can be in the 1 top free rotation of semicircle dish.
The working principle is as follows: be equipped with the scale that can read the rake on the semicircle dish 1, this semicircle dish 1 is similar to angle measuring instrument's a part commonly used, through fixing bone round needle 3 and semicircle dish 1 during the use, come the degree of accurate rake through rotating cavity pipe 4, screw up the fixed screw 5 of being connected cavity pipe 4 and semicircle dish 1 after the rake number is confirmed in the front, with the rigidity, pass cavity pipe 4 with the guide pin according to fixed position and wear the thighbone neck, squeeze into the steel nail according to the position of wearing afterwards, realize the accurate location of steel nail.
The scale on the semicircular disc 1 can be 0-90 degrees or 0-45 degrees, and the specific scale and the size of the semicircular disc 1 can be changed according to the angle of a common anteversion angle.
The length of the hollow circular tube 4 is 6-10cm, and the inner diameter is 2-4 cm. Preferably the dimensions are 10cm in length and 3cm in internal diameter. The condition which must be satisfied is that all medical guide pins and steel nails in the market can freely pass through.
The end of the bone round needle 3 far away from the fixing base 2 is in a sharp shape, so that the bone round needle can conveniently find a proper fixing position.
The fixing screw in the scheme mainly plays a fixing role, and although the fixing screw can penetrate through the hollow circular tube, the fixing screw does not influence the penetration of the guide pin.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a thighbone neck anteversion angle direction appearance, a serial communication port, including semicircle dish (1), fixed baseplate (2), bone circle needle (3), cavity pipe (4) and fixed screw (5), wherein have the scale that can read the angle on semicircle dish (1), semicircle dish (1) bottom and fixed baseplate (2) fixed connection, the terminal perpendicular fixed connection of semicircle dish (1) is kept away from with fixed baseplate (2) to the one end of bone circle needle (3), the centre of a circle and the hollow tube of semicircle dish (1) pass through fixed screw (5) and are connected, the hollow tube can be in semicircle dish (1) top free rotation.
2. A femoral neck anteversion angle guide instrument according to claim 1, wherein the scale on the half disc (1) is 0-90 °.
3. A femoral neck anteversion angle guide instrument according to claim 1, wherein the scale on the half disc (1) is 0-45 °.
4. A femoral neck anteversion guide according to claim 1, wherein the hollow barrel (4) has a length of 6-10cm and an internal diameter of 2-4 cm.
5. A femoral neck anteversion guide according to claim 1, wherein the hollow barrel (4) has a length of 10cm and an internal diameter of 3 cm.
6. A femoral neck anteversion guide instrument according to claim 1, wherein the osseous pin (3) is a hollow sleeve.
7. The femoral neck anteversion guide instrument of claim 6, wherein the hollow sleeve has an inner diameter of 3 cm.
8. A femoral neck anteversion guide instrument according to claim 1, wherein the end of the bone round needle (3) remote from the fixed base (2) is pointed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022786887.5U CN213758611U (en) | 2020-11-27 | 2020-11-27 | Femoral neck anteversion angle guide instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022786887.5U CN213758611U (en) | 2020-11-27 | 2020-11-27 | Femoral neck anteversion angle guide instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213758611U true CN213758611U (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022786887.5U Active CN213758611U (en) | 2020-11-27 | 2020-11-27 | Femoral neck anteversion angle guide instrument |
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| Country | Link |
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| CN (1) | CN213758611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114485566A (en) * | 2022-01-21 | 2022-05-13 | 中国人民解放军总医院第四医学中心 | Anteversion angle measuring apparatu |
-
2020
- 2020-11-27 CN CN202022786887.5U patent/CN213758611U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114485566A (en) * | 2022-01-21 | 2022-05-13 | 中国人民解放军总医院第四医学中心 | Anteversion angle measuring apparatu |
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