CN217488806U

CN217488806U - Bone fracture plate

Info

Publication number: CN217488806U
Application number: CN202221361804.0U
Authority: CN
Inventors: 黄红; 陈若; 沈湘
Original assignee: Zhuzhou Maowu Medical Technology Co ltd
Current assignee: Zhuzhou Maowu Medical Technology Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-09-27
Anticipated expiration: 2032-06-02

Abstract

The application provides a coaptation board relates to medical instrument technical field, can adjust the shape of coaptation board according to the demand of coaptation, and application scope is wider. The bone fracture plate comprises a first fixing plate, a second fixing plate and an adjusting piece, wherein the first fixing plate is connected with the second fixing plate through the adjusting piece; one end of the first fixing plate is provided with a first connecting lug, and the first connecting lug is provided with a first connecting hole; one end of the second fixing plate is provided with a second connecting lug, and the second connecting lug is provided with a second connecting hole; the opening direction of the first connecting hole is vertical to the opening direction of the second connecting hole; the adjusting piece is provided with a first adjusting hole and a second adjusting hole, the opening directions of which are vertical to each other, and the first adjusting hole is aligned with the first connecting hole and connected with the first connecting hole through a bolt; the second adjusting hole is aligned with the second connecting hole and connected through a bolt.

Description

Bone fracture plate

Technical Field

The application relates to the technical field of medical equipment, in particular to a bone fracture plate.

Background

Bones are hard organs constituting vertebrates, and have functions of moving, supporting, protecting the body, manufacturing red and white blood cells, and storing minerals. Fracture of various bones of human body caused by traffic accidents, accidental injuries and the like is always a key and difficult problem in basic research and clinical research in orthopedic fields of various countries in the world.

An internal bone plate (internal bone plate) is an internal fracture fixation device with a hole plate. The bone fracture plate is produced along with the occurrence of an internal fixation technology, and the bone fracture plate has the function of fixing a fracture end and providing an optimum healing environment for fracture healing, so that the fracture healing is promoted, and the fracture healing time is shortened.

In the related art, the bone fracture plate can be made into various shapes such as a bar shape, a Y shape, an L shape, a T shape and the like according to different purposes, a screw hole is arranged on the bone fracture plate, and a bone screw penetrates through the screw hole and is screwed into a bone to connect the bone fracture plate to the bones at two ends of a fracture part, so that the fractured bones are connected and fixed.

However, the bone fracture plate in the related art is formed by processing an integral plate, the shape of the bone fracture plate and the positions of screw holes on the bone fracture plate are fixed, but the shapes of bones of different patients are different, and the bone fracture plate in the related art cannot adjust the shape of the bone fracture plate according to the bone fracture requirements, so that the bone fracture requirements of different patients are difficult to meet.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a bone plate, can adjust the shape of bone plate according to the demand of coaptation, and application scope is wider.

The bone fracture plate provided by the embodiment of the application comprises a first fixing plate, a second fixing plate and an adjusting piece, wherein the first fixing plate is connected with the second fixing plate through the adjusting piece;

one end of the first fixing plate is provided with a first connecting lug, and the first connecting lug is provided with a first connecting hole; one end of the second fixing plate is provided with a second connecting lug, and the second connecting lug is provided with a second connecting hole; the opening direction of the first connecting hole and the opening direction of the second connecting hole are perpendicular to each other;

the adjusting piece is provided with a first adjusting hole and a second adjusting hole, the opening directions of the first adjusting hole and the second adjusting hole are perpendicular to each other, and the first adjusting hole is aligned with the first connecting hole and connected with the first connecting hole through a bolt; the second adjusting hole is aligned with the second connecting hole and connected through a bolt.

The bone fracture plate provided by the embodiment of the application has the advantages that the angle adjustment can be carried out in the four directions of the upper direction, the lower direction, the left direction and the right direction through the first fixing plate and the second fixing plate, the bolt is screwed up after the required shape is adjusted, the angle between the first fixing plate and the second fixing plate is fixed, the bone fracture plate is in a fixed shape, the bone fracture requirements of more patients can be met, and the application range is wider.

In addition, the bone fracture plate provided by the embodiment of the application can adjust the angle between the first fixing plate and the second fixing plate, so that the screw holes in the bone fracture plate can be aligned to the optimal hole punching positions on the bone more easily, the bone fracture effect can be improved, and the patient can be treated better.

In one possible implementation manner, the bone plate provided by the embodiment of the present application has two first connection lugs, two first connection lugs are spaced apart from each other, the adjusting member is inserted between the two first connection lugs, and the first adjusting holes are aligned with the first connection holes on the two first connection lugs and connected by bolts.

Like this, the one end of regulating part links to each other with two first connection ears for be connected more firmly between first fixed plate and the regulating part.

In one possible embodiment, the bone plate provided by the embodiments of the present application, the first connecting hole and the first adjusting hole are both kidney-shaped holes.

Therefore, the relative distance between the first fixing plate and the adjusting part can be adjusted, so that the length of the bone fracture plate can be adjusted, and the application range of the bone fracture plate is wider.

In one possible embodiment, the bone plate provided by the embodiments of the present application includes two second engaging ears, two second engaging ears are spaced apart, the adjusting member is inserted between the two second engaging ears, and the second adjusting hole is aligned with and connected to the second engaging holes of the two second engaging ears by a bolt.

Like this, the other end of regulating part links to each other with two second engaging lug within a definite time, also makes the second fixed plate more firm with being connected between the regulating part.

In one possible embodiment, the bone plate provided by the embodiments of the present application, the second connecting hole and the second adjusting hole are waist-shaped holes.

Therefore, the relative distance between the second fixing plate and the adjusting piece can be adjusted, the length of the bone fracture plate is adjusted, and the application range of the bone fracture plate is wider.

In one possible implementation, the bone plate provided by the embodiment of the present application is provided with screw holes on both the first fixing plate and the second fixing plate.

In one possible implementation manner, the bone plate provided by the embodiment of the present application is characterized in that the first fixing plate, the second fixing plate and the adjusting member are made of polyetheretherketone.

Polyetheretherketone (PEEK), the English name of which is Polyetheretherketone (PEEK), is a linear aromatic high molecular compound of which the main molecular chain contains oxygen-p-phenylene-hydroxy-p-phenylene chain links, and is a semi-crystalline thermoplastic special engineering plastic with ultrahigh performance. Polyether ether ketone (PEEK) has excellent wear resistance, biocompatibility and chemical stability, has good biocompatibility and radioactive ray permeability compared with the traditional hard tissue implanted metal material, can effectively reduce stress shielding after being placed in a human body, does not generate artifacts in CT and magnetic resonance scanning, and is an ideal human body implanted material.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic structural view of a bone plate according to an embodiment of the present application;

FIG. 2 is a schematic view of a bone plate of an embodiment of the present application in rotation;

FIG. 3 is an exploded view of a bone plate according to an embodiment of the present application;

fig. 4 is a detailed schematic view at a in fig. 3.

Description of reference numerals:

10-a bone fracture plate;

10 a-screw holes;

110-a first fixing plate;

111-a first connection lug;

111 a-first connection hole;

120-a second fixation plate;

121-a second engaging lug;

121 a-second connection hole;

130-an adjustment member;

130 a-a first adjustment aperture;

130 b-a second adjustment aperture;

140-a bolt;

150-nut.

Detailed Description

Embodiments of the present application will be described in detail below with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of a bone plate according to an embodiment of the present application; FIG. 2 is a schematic view of a bone plate of an embodiment of the present application in rotation; FIG. 3 is an exploded view of a bone plate according to an embodiment of the present application; fig. 4 is a detailed schematic view at a in fig. 3.

Referring to fig. 1 to 4, a bone plate 10 provided in an embodiment of the present application mainly includes a first fixing plate 110, a second fixing plate 120, and an adjusting member 130, wherein:

the first and

second fixing plates

110 and 120 are respectively used for connecting bones at both ends of a fracture, and a plurality of screw holes 10a are provided in each of the first and

second fixing plates

110 and 120, and the screw holes 10a are used for bone screws to pass through, thereby connecting the first and

second fixing plates

110 and 120 to the bones at both ends of the fracture.

The first fixing plate 110 has a first coupling lug 111 at one end thereof, the first coupling lug 111 has a first coupling hole 111a, the second fixing plate 120 has a second coupling lug 121 at one end thereof, the second coupling lug 121 has a second coupling hole 121a, and the first coupling hole 111a and the second coupling hole 121a are formed in directions perpendicular to each other.

The adjusting member 130 is used to connect the first fixing plate 110 and the second fixing plate 120 and to adjust an angle between the first fixing plate 110 and the second fixing plate 120. The adjusting member 130 is in a strip shape, the adjusting member 130 has a first adjusting hole 130a and a second adjusting hole 130b, the first adjusting hole 130a and the second adjusting hole 130b correspond to the first connecting hole 111a and the second connecting hole 121a, respectively, and the opening directions of the first adjusting hole 130a and the second adjusting hole 130b are perpendicular to each other.

The first adjusting hole 130a is aligned with the first coupling hole 111a and coupled by the bolt 140, and the first fixing plate 110 can be rotated about the bolt 140 when the bolt 140 is not tightened, thereby adjusting an angle between the first fixing plate 110 and the adjusting member 130. Similarly, the second adjustment hole 130b is aligned with the second connection hole 121a and connected by the bolt 140, and when the bolt 140 is not tightened, the second fixing plate 120 can be rotated about the bolt 140, thereby adjusting the angle between the second fixing plate 120 and the adjustment member 130. In addition, the hole opening direction of the first connection hole 111a is perpendicular to the hole opening direction of the second connection hole 121a, the hole opening direction of the first adjustment hole 130a is perpendicular to the hole opening direction of the second adjustment hole 130b, so that the rotation direction of the first fixing plate 110 is also perpendicular to the rotation direction of the second fixing plate 120, further, the first fixing plate 110 and the second fixing plate 120 can be subjected to angle adjustment in four directions of up, down, left and right, the bolt 140 is screwed after the first fixing plate 110 and the second fixing plate 120 are adjusted to a required shape, the angle between the first fixing plate 110 and the second fixing plate 120 is fixed, and the bone fracture plate 10 is formed into a fixed shape, so that the bone fracture requirements of more patients can be met, and the application range is wider.

In addition, in the actual bone setting operation, not only the shape of the bone of the patient varies, but also the position of the fracture, the form of the fracture and the cause of the fracture vary from person to person, so that the optimal position and the optimal angle of driving the bone screw into the bone are different at the time of setting the bone, and the shape of the bone plate 10 and the position of the screw hole 10a of the bone plate 10 in the related art are fixed, so that the bone screw cannot be driven into the bone from the optimal position and the optimal angle. The bone plate 10 provided by the embodiment of the present application can adjust the angle between the first fixing plate 110 and the second fixing plate 120, so that the screw holes 10a of the bone plate 10 can be aligned to the optimal holes on the bone more easily, thereby improving the bone-knitting effect and treating the patient better.

Referring to fig. 3 and 4, in order to reinforce the connection between the first fixing plate 110 and the adjustment member 130 and to enhance the overall strength of the bone plate 10, the number of the first coupling lugs 111 is two, two first coupling lugs 111 are spaced apart, one end of the adjustment member 130 is inserted between the two first coupling lugs 111, and the first adjustment holes 130a are aligned with the first coupling holes 111a of the two first coupling lugs 111 and are connected by the bolts 140.

In this way, one end of the adjusting member 130 is connected to the two first connecting ears 111, so that the connection between the first fixing plate 110 and the adjusting member 130 is more stable.

Similarly, in order to reinforce the connection between the second fixing plate 120 and the adjusting member 130 and enhance the overall strength of the bone plate 10, the number of the second engaging lugs 121 is two, two second engaging lugs 121 are spaced apart, the other end of the adjusting member 130 is inserted between the two second engaging lugs 121, and the second adjusting holes 130b are aligned with the second connecting holes 121a of the two second engaging lugs 121 and connected by the bolts 140.

In this way, the other end of the adjusting member 130 is connected to the two second engaging lugs 121, so that the connection between the second fixing plate 120 and the adjusting member 130 is more stable.

Specifically, the first connection hole 111a, the first adjustment hole 130a, the second connection hole 121a, and the second adjustment hole 130b are all kidney-shaped holes. The relative distance between the first fixing plate 110, the second fixing plate 120 and the adjusting part 130 in the bone plate 10 provided by the embodiment of the application can be adjusted, so that the length of the bone plate 10 can be adjusted, and the application range of the bone plate 10 is wider.

The first fixing plate 110, the second fixing plate 120 and the adjusting member 130 are made of peek.

In the description of the embodiments of the present application, it should be understood that the terms "mounted," "connected," and "connected" are used broadly and can refer to a fixed connection, an indirect connection through intermediary media, communication between two elements, or an interaction between two elements, for example, unless explicitly stated or limited otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be. The terms "upper," "lower," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like refer to an orientation or positional relationship indicated in the drawings for convenience in describing the present application and to simplify description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application. In the description of the present application, "a plurality" means two or more unless specifically stated otherwise.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the present application and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A bone plate (10) comprising a first fixation plate (110), a second fixation plate (120) and an adjustment member (130), the first fixation plate (110) and the second fixation plate (120) being connected by the adjustment member (130);

one end of the first fixing plate (110) is provided with a first connecting lug (111), and the first connecting lug (111) is provided with a first connecting hole (111 a); one end of the second fixing plate (120) is provided with a second connecting lug (121), and a second connecting hole (121a) is formed in the second connecting lug (121); an opening direction of the first connection hole (111a) and an opening direction of the second connection hole (121a) are perpendicular to each other;

the adjusting piece (130) is provided with a first adjusting hole (130a) and a second adjusting hole (130b) with the hole opening directions perpendicular to each other, and the first adjusting hole (130a) is aligned with the first connecting hole (111a) and connected with the first connecting hole through a bolt (140); the second adjusting hole (130b) is aligned with the second connecting hole (121a) and connected by a bolt (140).

2. The bone plate (10) according to claim 1, characterized in that the number of the first coupling lugs (111) is two, two of the first coupling lugs (111) are spaced apart, the adjustment member (130) is inserted between the two first coupling lugs (111), and the first adjustment holes (130a) are aligned with the first coupling holes (111a) of the two first coupling lugs (111) and coupled by bolts (140).

3. The bone plate (10) of claim 2, wherein the first connection hole (111a) and the first adjustment hole (130a) are both kidney-shaped holes.

4. The bone plate (10) according to claim 1, wherein the number of the second engaging lugs (121) is two, two of the second engaging lugs (121) are spaced apart, the adjusting member (130) is inserted between the two second engaging lugs (121), and the second adjusting holes (130b) are aligned with the second engaging holes (121a) of the two second engaging lugs (121) and connected by bolts (140).

5. Bone plate (10) according to claim 4, characterized in that the second connecting hole (121a) and the second adjusting hole (130b) are both kidney-shaped holes.

6. Bone plate (10) according to any of claims 1 to 5, characterized in that the first fixing plate (110) and the second fixing plate (120) are provided with screw holes (10 a).

7. Bone plate (10) according to claim 6, characterized in that the first fixing plate (110), the second fixing plate (120) and the adjusting element (130) are all of polyetheretherketone.