CN217696773U

CN217696773U - Supracondylar fracture of humerus locator

Info

Publication number: CN217696773U
Application number: CN202220943064.5U
Authority: CN
Inventors: 赖华祯
Original assignee: Longyan People's Hospital
Current assignee: Longyan People's Hospital
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-11-01
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses an supracondylar fracture of humerus locator, including connective handle and handle, connective handle one side is equipped with the locating plate, the connective handle is kept away from locating plate one side and is equipped with the regulating arm, handle one side seted up with regulating arm assorted spacing groove, the handle is kept away from connective handle one end and is equipped with first stand pipe, the handle below is equipped with the mounting groove, the handle is through round pin axle and connecting plate swing joint, connecting plate and installation piece fixed connection, be equipped with the guide way on the installation piece, be equipped with the movable block in the guide way, the movable block middle part is equipped with the second stand pipe. The positioner is simple in structure, convenient to operate and high in positioning accuracy, so that bleeding and operation time in an operation are reduced, perspective radiation injury is reduced, and a patient and medical care personnel are effectively protected.

Description

Supracondylar fracture of humerus locator

Technical Field

The utility model relates to the technical field of medical equipment, specifically a supracondylar fracture of humerus locator.

Background

Supracondylar fractures of the humerus are the most common fractures of children, are most common in children of 5-12 years old, and account for about 3% -26% of the total fractures of the children and about 50% -80% of the fractures of the elbows of the children. The improper treatment can easily cause serious complications such as elbow varus, elbow joint flexion and extension dysfunction and the like.

Currently, closed reduction percutaneous kirschner wire internal fixation has become the gold standard for the treatment of significantly displaced supracondylar fractures of children. However, after the fracture end is reduced by the manual method, a plurality of kirschner wires need to be driven in under the assistance of fluoroscopy to carry out cross fixation, and the positions and angles of the nail placement are repeatedly adjusted, so that the technical requirement is high, the operation is complex, and the radiation dose of patients and medical staff is increased. How can the nail placement accuracy be improved? To this end, we propose an supracondylar fracture of humerus locator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an supracondylar fracture of humerus locator to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an supracondylar fracture of humerus locator, includes connective handle and handle, connective handle one side is equipped with the locating plate, the connective handle is kept away from locating plate one side and is equipped with the regulating arm, handle one side seted up with regulating arm assorted spacing groove, the handle is kept away from connective handle one end and is equipped with first stand pipe, the handle below is equipped with the mounting groove, the handle is through round pin axle and connecting plate swing joint, connecting plate and installation piece fixed connection, be equipped with the guide way on the installation piece, be equipped with the movable block in the guide way, the movable block middle part is equipped with the second stand pipe.

Preferably, the middle part of the positioning plate is provided with a positioning hole, and the outer side of the positioning hole is provided with four positioning pointed cones which are arranged in a matrix manner.

Preferably, the movable block both sides all are equipped with the slider, set up on the installation piece with slider assorted spout.

Preferably, the handle is provided with a first fastener on one side of the pin shaft.

Preferably, the adjusting arm is provided with a graduated scale.

Preferably, a second fastening piece is arranged on one side, close to the adjusting arm, of the upper end of the handle.

Preferably, an angle graduated scale is arranged below the handle, and an indication arrow matched with the angle graduated scale is arranged on the connecting plate.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of supracondylar fracture of humerus locator, the angle between second stand pipe and the first stand pipe is adjusted, and the regulation between second stand pipe and the first stand pipe through the location of a pointed cone, can realize the purpose that many ke shi needles multi-angle were accurately squeezed into simultaneously, has avoided wearing the needle repeatedly. The locator is simple in structure, convenient to operate and high in positioning accuracy, reduces damage to a patient, reduces bleeding and operation time in an operation, reduces perspective radiation injury, and effectively protects the patient and medical care personnel.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic structural view of part A of the present invention;

FIG. 3 is a schematic view of the structure of part B of the present invention;

FIG. 4 is a schematic view of the movable block structure of the present invention;

in the figure: the device comprises a connecting handle 1, a positioning plate 2, an adjusting arm 3, a handle 4, a limiting groove 5, a first guide pipe 6, a mounting groove 7, a connecting plate 8, a positioning pointed cone 9, a first fastening piece 10, a mounting block 11, a guide groove 12, a movable block 13, a second guide pipe 14, a sliding block 15, a sliding groove 16, an angle graduated scale 17, an indication arrow 18, a graduated scale 19, a second fastening piece 20 and a positioning hole 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a humerus supracondylar fracture positioner comprises a connecting handle 1 and a handle 4, wherein one side of the connecting handle 1 is provided with a positioning plate 2, one side of the connecting handle 1, which is far away from the positioning plate 2, is provided with an adjusting arm 3, one side of the handle 4 is provided with a limiting groove 5 matched with the adjusting arm 3, the adjusting arm 3 is inserted in the limiting groove 5, the adjusting arm 3 is movably connected with the handle 4, so that the adjusting arm 3 and the handle 4 are convenient to mount and dismount, and the position of the adjusting arm 3 is convenient to adjust, the use convenience of the positioner is effectively improved, one end of the handle 4, which is far away from the connecting handle 1, is provided with a first guide pipe 6, the first guide pipe 6 can guide a kirschner wire, a mounting groove 7 is arranged below the handle 4, handle 4 is through round pin axle and 8 swing joint of connecting plate, and the setting of round pin axle makes connecting plate 8 rotate around handle 4, connecting plate 8 and installation piece 11 fixed connection, be equipped with guide way 12 on the installation piece 11, be equipped with movable block 13 in the guide way 12, movable block 13 middle part is equipped with second stand pipe 14, and movable block 13 is inside guide way 12 to with installation piece 11 swing joint, through the regulation to movable block 13 position, can adjust by the distance between second stand pipe 14 and the first stand pipe 6, when rotating connecting plate 8 simultaneously, through the transmission of installation piece 11 for angle between second stand pipe 14 and the first stand pipe 6 also can be adjusted.

The middle part of the positioning plate 2 is provided with a positioning hole 21, the outer side of the positioning hole 21 is provided with four positioning pointed cones 9 arranged in a matrix manner, and the positioning hole 21 can be matched with the first guide pipe 6 and the second guide pipe 14, so that the purpose of positioning two ends of the Kirschner wire is achieved, when positioning is carried out, the positioning pointed cones 9 are nailed on the humerus, the fixing effect of the positioning structure on the humerus is improved, and the accuracy of the Kirschner wire is effectively guaranteed.

13 both sides of movable block all are equipped with slider 15, offer on the installation piece 11 with slider 15 assorted spout 16, slider 15 slides in 16 inside spouts, through the mutually supporting between slider 15 and the spout 16, the effectual moving stability who improves movable block 13.

The handle 4 is provided with a first fastener 10 at one side of the pin shaft, and the first fastener 10 can position the connecting plate 8.

Be equipped with scale 19 on the regulation arm 3, can observe the degree of communication between regulation arm 3 and the handle 4 through scale 19.

And a second fastening piece 20 is arranged at one side of the upper end of the handle 4 close to the adjusting arm 3, and the second fastening piece 20 can position the adjusting arm 3 and the handle 4.

An angle graduated scale 17 is arranged below the grip 4, an indication arrow 18 matched with the angle graduated scale 17 is arranged on the connecting plate 8, and the rotating angle of the connecting plate 8 can be observed through the mutual matching between the indication arrow 18 and the angle graduated scale 17.

Specifically, the utility model discloses in, when using the locator, location awl 9 nails on the upper arm bone, and adjust the degree of intercommunication between regulating arm 3 and the handle 4, make first stand pipe 6 be located the hole one side of having beaten in advance, can insert the downthehole portion of bone with the kirschner wire through first stand pipe 6, through the mutually supporting between first stand pipe 6 and locating hole 21, accomplish the insertion of first kirschner wire, when inserting second kirschner wire, rotate connecting plate 8, transmission through installation piece 11, make second stand pipe 14 also rotate thereupon, thereby adjust the angle between second stand pipe 14 and the first stand pipe 6, movable block 13 slides inside guide way 12 simultaneously, through the regulation to movable block 13 position, make the distance change between second stand pipe 14 and the first stand pipe 6, through the regulation of rotation and distance, make the second stand pipe can move suitable position, and then accomplish the insertion of second kirschner wire.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an supracondylar fracture of humerus locator, includes stem (1) and handle (4), its characterized in that: connect handle (1) one side and be equipped with locating plate (2), connect handle (1) and keep away from locating plate (2) one side and be equipped with regulating arm (3), handle (4) one side seted up with regulating arm (3) assorted spacing groove (5), handle (4) are kept away from and are connected handle (1) one end and are equipped with first stand pipe (6), handle (4) below is equipped with mounting groove (7), handle (4) are through round pin axle and connecting plate (8) swing joint, connecting plate (8) and installation piece (11) fixed connection, be equipped with guide way (12) on installation piece (11), be equipped with movable block (13) in guide way (12), movable block (13) middle part is equipped with second stand pipe (14).

2. The supracondylar fracture of humerus locator of claim 1, wherein: the middle part of the positioning plate (2) is provided with a positioning hole (21), and the outer side of the positioning hole (21) is provided with four positioning pointed cones (9) which are arranged in a matrix manner.

3. The supracondylar fracture of humerus locator of claim 1, wherein: the movable block (13) both sides all are equipped with slider (15), set up on installation piece (11) with slider (15) assorted spout (16).

4. The supracondylar fracture of humerus locator of claim 1, wherein: a first fastener (10) is arranged on one side, located on the pin shaft, of the handle (4).

5. The supracondylar fracture of humerus locator of claim 1, wherein: and a graduated scale (19) is arranged on the adjusting arm (3).

6. The supracondylar fracture of humerus locator of claim 1, wherein: and a second fastening piece (20) is arranged at one side of the upper end of the handle (4) close to the adjusting arm (3).

7. The supracondylar fracture of humerus locator of claim 1, wherein: an angle graduated scale (17) is arranged below the handle (4), and an indicating arrow (18) matched with the angle graduated scale (17) is arranged on the connecting plate (8).