CN210811464U

CN210811464U - Bone fracture internal fixation plate

Info

Publication number: CN210811464U
Application number: CN201921565488.7U
Authority: CN
Inventors: 杨健
Original assignee: Suzhou Meixindis Medical Technology Co ltd
Current assignee: Suzhou Meixindis Medical Technology Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-06-23
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a fracture internal fixation bone fracture plate, which comprises a bone fracture plate, a pair of fixing plates with the same structure, a pair of first screws with the same structure, a pair of slide rails with the same structure, three pairs of slide blocks with the same structure, a fixing block component and a second screw component, wherein the pair of fixing plates are fixedly arranged at two sides of the bone fracture plate, and the central part of the fixing plates is provided with a first through hole; the utility model relates to an orthopedics apparatus technical field, this device is rational in infrastructure, and is with low costs, high durability and convenient use, can fix the both ends of coaptation board on patient's bone through first screw and first through-hole, patient's operation position can be observed through the second through-hole, be favorable to the fixed work on next step, the slider drives the fixed block and can carry out the side-to-side movement through the slide rail and adjust the fixed position of second screw subassembly, the nail hole can take place deformation when the effectual traditional coaptation board of having solved is moulding, lead to the unable direct screw in problem of screw to take place of screw, the usability of this device has been improved.

Description

Bone fracture internal fixation plate

Technical Field

The utility model relates to the technical field of orthopedic instruments, in particular to a fracture internal fixation bone fracture plate.

Background

The bone fracture plates in the market at present are various in types, and are divided into 2 holes, 4 holes, 6 holes, 8 holes and other different sizes according to different numbers of fixing position nail holes processed on the bone fracture plates in advance, the bone fracture plates with different numbers of holes are selected according to operation requirements in the operation, and screws are implanted in the nail holes of the bone fracture plates.

However, the bone plate is often shaped according to the physiological structure of the fracture part in the operation, and the screw hole is deformed when the bone plate is shaped, so that the screw cannot be directly screwed in. In addition, when the existing bone fracture plate is used, after one screw is fixed, other screw positions are also fixed, and the position of the existing bone fracture plate cannot be changed according to the special condition of the fracture part. Therefore, the existing bone fracture plates have certain limitations in use, and the screw is pulled out, so that the scheme is developed aiming at the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a fracture internal fixation bone fracture plate.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the bone fracture internal fixation plate comprises a bone fracture plate, a pair of fixing plates with the same structure, a pair of first screws with the same structure, a pair of sliding rails with the same structure, three pairs of sliding blocks with the same structure, a fixing block assembly and a second screw assembly, wherein the fixing plates are fixedly arranged on two sides of the bone fracture plate, a first through hole is formed in the center of the fixing plates, the first screws are movably embedded in the first through holes, the bone fracture plate is provided with a second through hole, the sliding rails are fixedly embedded in two side wall surfaces of a rectangular through hole, the sliding blocks are movably embedded in the sliding rails and are in sliding fit with the sliding rails, the fixing block assembly is fixedly arranged between the sliding blocks, a third through hole assembly is formed in the sliding blocks, and the second screw assembly is movably embedded in the third through hole assembly.

Preferably, the pair of first through holes and the third through hole assembly are both circular structures.

Preferably, the second through hole is a rectangular through hole, is positioned in the central part of the bone fracture plate, and is positioned on the same central line with the first through hole and the third through hole component.

Preferably, the second screw assembly is no less than 3 in number at a minimum.

Preferably, the bone fracture plate is I-shaped, T-shaped, Y-shaped, X-shaped, M-shaped, L-shaped, inclined T-shaped, inclined L-shaped, reverse L-shaped, circular arc-shaped, Chinese character ri-shaped or ladder-shaped.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that: this device is rational in infrastructure, and is with low costs, high durability and convenient use, can fix the both ends of coaptation board on patient's bone through first screw and first through-hole, patient's operation position can be observed through the second through-hole, be favorable to fixed work on next step, the slider drives the fixed block and can carry out the side-to-side movement through the slide rail and adjust the fixed position of second screw subassembly, the nail hole can take place deformation when effectually having solved traditional coaptation board moulding, the problem that leads to the unable direct screw in of screw takes place, the usability of this device has been improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top view of the present invention.

In the figure: 1. a bone plate; 2. a fixing plate; 3. a first through hole; 4. a first screw; 5. a second through hole; 6. a slide rail; 7. a slider; 8. a fixed block assembly; 9. a third through-hole assembly; 10. a second screw assembly.

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. 1-2, the present invention provides a technical solution: a fracture internal fixation bone fracture plate comprises a bone fracture plate 1, a pair of fixing plates 2 with the same structure, a pair of first screws 4 with the same structure, a pair of slide rails 6 with the same structure, three pairs of slide blocks 7 with the same structure, a fixing block component 8 and a second screw component 10, wherein the pair of fixing plates 2 are fixedly arranged at two sides of the bone fracture plate 1, a first through hole 3 is arranged at the central part of each fixing plate, the pair of first screws 4 are movably embedded in the pair of first through holes 3, the bone fracture plate 1 is provided with a second through hole 5, the pair of slide rails 6 are fixedly embedded in two side wall surfaces of the rectangular through hole, the three pairs of slide blocks 7 are movably embedded in the pair of slide rails 6 and are in sliding fit with the pair of slide rails 6, the fixing block component 8 is fixedly arranged between the three pairs of slide blocks 7 and is provided with a third through hole component 9, the second screw component 10 is movably embedded in the third through hole component 9, and two ends of the bone, the surgical site of a patient can be observed through the second through hole 5, and the sliding block 7 drives the fixed block component 8 to move left and right through the sliding rail 6 to adjust the position of the second screw component 10.

Preferably, the pair of first through holes 3 and the third through hole assembly 9 are both circular, and the pair of first through holes 3 and the third through hole assembly 9 accommodate the pair of first screws 4 and the second screw assembly 10.

Preferably, the second through hole 5 is a rectangular through hole and is located at the central portion of the bone plate 1 and is located at the same center line as the first through hole 3 and the third through hole assembly 9.

Preferably, the second screw assembly 10 is at least 3 screw members.

Preferably, the bone plate 1 is in the shape of I, T, Y, X, M, L, T, L, reverse L, arc, r, or ladder.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): according to the attached drawings 1-2, when the bone fixing device is used, a first screw 4 is driven into a bone of a patient through a fixing plate 2, an affected part of the patient is observed through a second through hole 5 so as to determine the best fixing position of a second screw component 10, the fixing block component 8 is slid, the fixing block component 8 drives a sliding block 7 to move left and right on a sliding rail 6, and after the determination is completed, the second screw component 10 is driven into the fixing block and the bone of the patient through a third through hole component 9.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; meanwhile, unless explicitly specified or limited otherwise, terms such as "fixedly mounted," "fixedly disposed," "opened," "movably embedded," "slidably fitted," and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A fracture internal fixation bone fracture plate comprises a bone fracture plate (1), a pair of fixing plates (2) with the same structure, a pair of first screws (4) with the same structure, a pair of slide rails (6) with the same structure, three pairs of slide blocks (7) with the same structure, a fixing block assembly (8) and a second screw assembly (10), and is characterized in that the pair of fixing plates (2) are fixedly arranged at two sides of the bone fracture plate (1), a first through hole (3) is formed in the center of each fixing plate, the pair of first screws (4) are movably embedded in the pair of first through holes (3), the bone fracture plate (1) is provided with a second through hole (5), the pair of slide rails (6) are fixedly embedded in two side wall surfaces of a rectangular through hole, the three pairs of slide blocks (7) are movably embedded in the pair of slide rails (6) and are in sliding fit with the pair of slide rails (6), and the fixing block assembly (8) is fixedly arranged between the three, and a third through hole component (9) is arranged, and the second screw component (10) is movably embedded in the third through hole component (9).

2. The internal fixation plate for bone fracture as claimed in claim 1, wherein the pair of first through holes (3) and the third through hole assembly (9) are circular structures.

3. An internal fixation plate for bone fracture according to claim 1, characterized in that the second through hole (5) is a rectangular through hole and is located at the central part of the plate (1) and is located at the same central line as the first through hole (3) and the third through hole assembly (9).

4. The internal fixation plate for bone fractures as claimed in claim 1, wherein the number of the second screw assembly (10) is at least not less than 3.

5. The bone plate for internal fixation of bone fractures as set forth in claim 1, wherein the bone plate (1) is formed in a shape of I, T, Y, X, M, L, oblique T, oblique L, reverse L, circular arc, r-letter, or ladder.