CN219306906U

CN219306906U - Adjustable collarbone hook bone fracture plate

Info

Publication number: CN219306906U
Application number: CN202320751369.0U
Authority: CN
Inventors: 冯欢; 徐炜; 朱益清; 潘辉
Original assignee: Kanghui Medical Innovation Co ltd
Current assignee: Kanghui Medical Innovation Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-07-07
Anticipated expiration: 2033-04-07

Abstract

The utility model relates to an adjustable clavicle hook bone plate which comprises a clavicle fixing plate and a acromion fixing plate, wherein the clavicle fixing plate comprises a clavicle section and a bending section I arranged at one end of the clavicle section; the shoulder fixing plate comprises a bending section II and a rotatable shoulder section which is arranged at the bending position of the bending section II; the end part of the bending section II, which is far away from the shoulder peak section, is provided with a sleeve, an adjusting bolt is arranged in the sleeve, the bending section I stretches into the sleeve and is connected with the adjusting bolt, and the adjusting bolt can be rotated to drive the bending section I to axially move relative to the sleeve. The utility model can adjust the depth of the acromion fixing plate according to the bone condition of the patient, so that the bone fracture plate can better fit the fracture of the patient, the time for selecting instruments in the operation can be saved, the operation efficiency can be improved, the fixing effect can be ensured, the postoperative complications can be reduced, and the success rate of the operation can be improved.

Description

Adjustable collarbone hook bone fracture plate

Technical Field

The utility model belongs to the field of orthopedic medical instruments, and particularly relates to an adjustable collarbone hook bone fracture plate.

Background

Collarbone is one of the bones of the human body that is most prone to fracture or dislocation, and collarbone hook bone plates are a common fixation means for treating collarbone fracture or dislocation.

The prior clavicle hook bone plate is integrated, the clavicle fixing plate and the acromion fixing plate can not be adjusted, and because the clavicle of each person is different, the prior clavicle hook bone plate is divided into a plurality of specifications according to the depth of the acromion fixing plate, thus medical staff is required to select the clavicle hook bone plate which is matched with the bone of a patient as much as possible in the operation, the operation is laborious and troublesome, and the operation time is prolonged. And because the specification of the collarbone hook bone fracture plate is limited, the situation that the acromion fixing plate is not matched with the acromion of a patient is very easy to occur, the postoperative recovery of the patient is directly affected, and even other complications are caused.

Disclosure of Invention

The utility model aims to provide an adjustable collarbone hook bone fracture plate, which aims to solve the problem that a collarbone fixing plate and an acromion fixing plate cannot be adjusted.

The adjustable collarbone hook bone plate is realized by the following steps:

an adjustable collarbone hook bone plate, comprising

The collarbone fixing plate comprises a collarbone section and a bending section I arranged at one end of the collarbone section;

the shoulder fixing plate comprises a bending section II and a rotatable shoulder section which is arranged at the bending position of the bending section II;

the end part of the bending section II, which is far away from the shoulder peak section, is provided with a sleeve, an adjusting bolt is arranged in the sleeve, the bending section I stretches into the sleeve and is connected with the adjusting bolt, and the adjusting bolt can drive the bending section I to axially move relative to the sleeve.

Further, the end part of the bending section II, which is away from the shoulder peak section, is provided with an assembly groove, the end part of the adjusting bolt is provided with an end plate, and the end plate can rotate in the assembly groove and can drive the bending section II to axially move.

Further, the section of the assembly groove is in a shape of a Chinese character 'yang'.

Further, one end of the assembly groove is provided with an assembly opening.

Further, the bending section I is provided with a threaded hole penetrating through the axial direction of the bending section I.

Further, scale marks are arranged on the outer wall of the bending section I.

Further, a bending part of the bending section II is provided with a rotating notch, and one end of the shoulder peak section is provided with a rotating part capable of being assembled in the rotating notch.

Further, a locking bolt used for connecting the bending section II and the shoulder peak section is arranged at the rotating notch.

Further, the matching surface of the shoulder peak section and the bending section II is of an arc-shaped structure.

Further, a plurality of screw holes are arranged on the clavicle segment.

After the technical scheme is adopted, the utility model has the following beneficial effects:

(1) According to the utility model, the collarbone fixing plate and the acromion fixing plate are connected and matched through the adjusting bolt, so that the depth of the acromion fixing plate can be adjusted according to the bone condition of a patient, the bone fracture plate can be better attached to the fracture of the patient, the time for selecting instruments in an operation can be saved, the operation efficiency can be improved, the fixing effect can be ensured, the postoperative complications can be reduced, and the operation success rate can be improved;

(2) The shoulder peak section can be adjusted according to the needs, so that the bone fixation is firmer and more reliable, and the success rate of the operation is further improved.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a block diagram of an adjustable collarbone bone plate according to a preferred embodiment of the present utility model;

FIG. 2 is a block diagram of an adjustable collarbone bone plate according to a preferred embodiment of the present utility model;

FIG. 3 is an exploded view of an adjustable collarbone bone plate according to a preferred embodiment of the present utility model;

FIG. 4 is a bottom view of an adjustable collarbone bone plate according to a preferred embodiment of the present utility model;

FIG. 5 is a cross-sectional view taken along the direction A-A in FIG. 4;

in the figure: the novel clavicle fixing plate comprises a clavicle fixing plate 1, a clavicle section 11, a bending section I12, a threaded hole 13, a calabash-shaped countersink 14, a circular eccentric countersink 15, a Ke's pin hole 16, an acromion fixing plate 2, a bending section II 21, an acromion section 22, a sleeve 23, an assembly groove 24, a loading opening 25, a rotating notch 26, a rotating part 27, a locking threaded hole 28, an arc-shaped concave surface 29, an arc-shaped convex surface 210, an adjusting bolt 3, an end plate 31, a neck 32 and a locking bolt 4.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

1-5, an adjustable collarbone hook bone plate comprises a collarbone fixing plate 1 and a shoulder fixing plate 2, wherein the collarbone fixing plate 1 comprises a collarbone section 11 and a bending section I12 arranged at one end of the collarbone section 11; the shoulder fixing plate 2 comprises a bending section II 21 and a rotatable shoulder section 22 which is arranged at the bending position of the bending section II 21; the end part of the bending section II 21, which is far away from the shoulder section 22, is provided with a sleeve 23, an adjusting bolt 3 is arranged in the sleeve 23, the bending section I12 stretches into the sleeve 23 and is connected with the adjusting bolt 3, and the adjusting bolt 3 is rotated to drive the bending section I12 to axially move relative to the sleeve 23.

In order to realize the assembly between the adjusting bolt 3 and the bending section II 21, the end part of the bending section II 21, which is away from the shoulder section 22, is provided with an assembly groove 24, the end part of the adjusting bolt 3 is provided with an end plate 31, and the end plate 31 can rotate in the assembly groove 24 and can drive the bending section II 21 to axially move.

The adjusting bolt 3 is in threaded fit with the bending section I12, and the bending section I12 can be driven to axially move by rotating the adjusting bolt 3, namely, the adjusting bolt stretches out and draws back in the sleeve 23, so that the depth of the acromion fixing plate 2 is adjusted.

In order to achieve a rotation of the adjusting screw 3 on the bending section ii 21, the cross section of the mounting groove 24 is shaped like a "convex".

Specifically, a neck 32 is disposed between the adjusting bolt 3 and the end plate 31, the neck 32 and the end plate 31 are matched in the assembly groove 24, and axial movement between the adjusting bolt 3 and the bending section II 21 is limited while rotation of the adjusting bolt 3 is ensured.

In order to facilitate the installation of the adjusting bolt 3, one end of the fitting groove 24 is provided with an installation opening 25.

The end plate 31 of the adjusting bolt 3 is fitted into the fitting groove 24 from the fitting port 25 so as to be rotatable in the fitting groove 24.

In order to avoid the sleeve 23 from affecting the installation of the adjusting bolt 3, a split structure can be adopted between the sleeve 23 and the bending section II 21, namely, after the adjusting bolt 3 is installed, the sleeve 23 and the bending section II 21 can be fixedly connected in a welding mode.

After the sleeve 23 has been installed, the rotation of the adjusting screw 3 can also be observed from the insertion opening 25.

In order to realize the threaded fit of the adjusting bolt 3 and the bending section I12, a threaded hole 13 penetrating the axial direction of the bending section I12 is formed in the bending section I12.

The axial penetrating threaded hole 13 is adopted, so that the port of the threaded hole 13, which is positioned at the bending position of the bending section I12, can conveniently rotate the adjusting bolt 3.

Preferably, the end of the adjusting bolt 3 extending into the threaded hole 13 may be provided with a screwdriver slot, such as a cross, a plum blossom, a straight line, etc., so as to facilitate the rotation of the adjusting bolt 3 by the corresponding screwdriver extending into the threaded hole 13.

In order to facilitate grasping of the specific depth of the acromion fixation plate 2, graduation marks (not shown) are provided on the outer wall of the bent section i 12.

The scale mark is located in the axial direction of the bending section I12, and the corresponding scale mark at the upper end of the sleeve 23 can directly indicate or indirectly calculate the depth dimension of the acromion fixing plate 2.

Since the angle between the clavicle and the acromion bone is different for each person, the bending position of the bending section II 21 is provided with a rotation notch 26 in order to adapt to different angles, and one end of the acromion section 22 is provided with a rotation part 27 which can be assembled in the rotation notch 26.

The shoulder peak section 23 months bending section II 21 is matched with different bone forms of patients through the rotation fit.

In order to be able to fix the shoulder section 22 to the bent section ii 21, a locking bolt 4 for connecting the bent section ii 21 to the shoulder section 22 is mounted at the pivot slot 26.

Specifically, locking threaded holes 28 are formed in the two side walls of the rotating notch 26 and the rotating portion 27, and after the shoulder peak section 22 rotates to a proper angle, the locking bolt 4 is screwed into the locking threaded holes 28 of the two, so that the shoulder peak section 22 is fixed and prevented from rotating randomly.

In order to ensure the smoothness of the relative rotation between the shoulder peak section 22 and the bending section II 21 and the matching degree of the shoulder peak section 22 and the bending section II 21, the matching surface of the shoulder peak section 22 and the bending section II 21 is of an arc-shaped structure.

Specifically, the end face of the shoulder peak section 22 at the end of the rotating part 27 is an arc concave surface 29, and the end face of the bending section II 21 at the rotating notch 26 is an arc convex surface 210 matched with the arc concave surface 29.

In order to enable fixation between the collarbone fixation plate 1 and the collarbone using bone screws, a plurality of screw holes are provided in the collarbone segment 11.

Wherein, the screw hole comprises a calabash-shaped countersunk head hole 14 and a round eccentric countersunk head hole 15.

Preferably, the end of the clavicle section 11 remote from the bending section I12 is provided with a Kirschner wire hole 16 to facilitate temporary fixation of the bone plate with the Kirschner wire.

In the operation, medical personnel rotate adjusting bolt 3 according to patient's actual skeleton condition, drive section I12 that bends and stretch out or stretch into in sleeve 23 from sleeve 23, have reached the purpose of adjusting the degree of depth of acromion fixed plate 2, make the bone plate adapt to patient's skeleton completely, guarantee fixed effect, improve the success rate of operation, reduce postoperative complication.

According to the utility model, the depth of the acromion fixing plate 2 is adjusted through the adjusting bolt 3, so that a controllable adjusting design suitable for different patient acromion anatomical differences is provided for the collarbone hook bone plate, and the application range and the universality of the bone plate are increased.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. An adjustable collarbone hook bone plate, comprising

A collarbone fixing plate (1) comprising a collarbone section (11), and a bending section I (12) provided at one end of the collarbone section (11);

the shoulder fixing plate (2) comprises a bending section II (21) and a rotatable shoulder section (22) which is arranged at the bending position of the bending section II (21);

the end part of the bending section II (21) far away from the shoulder peak section (22) is provided with a sleeve (23), an adjusting bolt (3) is arranged in the sleeve (23), the bending section I (12) stretches into the sleeve (23) and is connected with the adjusting bolt (3), and the adjusting bolt (3) is rotated to drive the bending section I (12) to axially move relative to the sleeve (23).

2. The adjustable collarbone hook bone plate according to claim 1, wherein the end of the bending section ii (21) facing away from the shoulder section (22) is provided with an assembly groove (24), the end of the adjusting bolt (3) is provided with an end plate (31), and the end plate (31) can rotate in the assembly groove (24) and can drive the bending section ii (21) to axially move.

3. The adjustable collarbone hook bone plate according to claim 2, wherein the mounting groove (24) is "convex" shaped in cross section.

4. Adjustable collarbone bone plate according to claim 2, characterized in that one end of the fitting groove (24) is provided with a fitting opening (25).

5. Adjustable collarbone hook bone plate according to claim 1, characterized in that the bending section i (12) is provided with a threaded hole (13) extending through its axial direction.

6. The adjustable collarbone hook bone plate according to claim 1, wherein the outer wall of the bent section i (12) is provided with graduation marks.

7. The adjustable collarbone hook bone plate according to claim 1, wherein the bending portion of the bending section ii (21) is provided with a rotation notch (26), and one end of the shoulder section (22) is provided with a rotation portion (27) fittable into the rotation notch (26).

8. The adjustable collarbone hook bone plate according to claim 7, wherein a locking bolt (4) for connecting the bent section ii (21) and the shoulder section 22 is mounted at the rotation notch (26).

9. The adjustable collarbone hook bone plate according to claim 1, wherein the mating surface of the shoulder peak section (22) and the bent section ii (21) has an arcuate configuration.

10. Adjustable collarbone hook bone plate according to claim 1, characterized in that the collarbone segment (11) is provided with a plurality of screw holes.