Composite locking bone fracture plate

Abstract

The utility model discloses a composite locking bone fracture plate which comprises a first bone plate body and a second bone plate body, two second connecting grooves located at one end of the first bone plate body are rotationally connected with two second connecting protruding blocks located at one end of the second bone plate body respectively, and round blocks are arranged on one sides of notches of the second connecting grooves and located in the corresponding first connecting grooves. Screw holes are distributed in the surface of the round block, and any screw hole is fixedly connected with the counter bore through a screw. The bone plate is reasonable in structural design, the first bone plate body and the second bone plate body are fixedly connected in the mode that the screw holes in the round blocks are in threaded connection with the screws, the included angle between the circle centers of the screw holes is not limited to 15 degrees, various included angles between the two bone plate bodies can be fixed, and the flexibility and convenience of use are enhanced and adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to orthopedic medical apparatus and instruments, specifically to a composite locking bone plate. BACKGROUND

[0002] The existing composite locking bone plate is difficult to adjust after fixing the shape, especially in the process of auxiliary positioning treatment at the bone joint, resulting in that the matching degree of the contact angle between the bone plate and the curved part of the bone is not high. SUMMARY

[0003] The utility model discloses a composite locking bone plate.

[0004] The utility model discloses the following technical scheme to realize above-mentioned purpose, a composite locking bone plate, including bone plate one and bone plate two, two link grooves two at bone plate one one end respectively with two link convex blocks two at bone plate two one end rotation connection, link groove two slot one side is equipped with round block, and round block is located in corresponding link groove one, the surface distribution of round block is equipped with screw hole, arbitrary one screw hole is fixedly connected with counterbore through screw.

[0005] Preferably, the middle part of the one end of the bone plate one is formed into a link convex block one through the two link grooves two, and the outer end part of the link convex block one extends into the two link convex blocks two.

[0006] Preferably, the bone plate two is provided with a rectangular hole, and one end of the rectangular hole is communicated with the external space through the two counterbores symmetrically distributed.

[0007] Preferably, the included angle between the screw holes is not limited to 15 DEG.

[0008] Preferably, different through hole structures are distributed and arranged on the bone plate one and the bone plate two.

[0009] Compared with the prior art, the utility model has the advantages that the screw holes on the round block and the screw thread connection are used to fixedly connect the bone plate one and the bone plate two, the included angle between the screw holes is not limited to 15 DEG, the fixation of various included angles between the two bone plates can be realized, and the flexible convenience of adjustment is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0010] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0011] Figure 1 It is the overall structure of the utility model stereogram;

[0012] Figure 2 It is the overall structure of the utility model partial enlarged view;

[0013] Figure 3 It is the local structure schematic diagram of bone plate one.

[0014] In the figure: 1, bone plate one;2, bone plate two;3, round block;4, link groove one;5, counterbore;6, screw;7, screw hole;8, link groove two;9, rectangular hole;10, link convex block one;11, link convex block two. Specific embodiments

[0015] In order to make the purpose, features, advantages of the utility model more obvious and easy to understand, the technical scheme in the embodiment of the utility model will be described clearly and completely in the embodiment of the utility model below, obviously, the following described embodiment is only a part of the embodiment of the utility model, rather than all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor are within the scope of the utility model.

[0016] The technical scheme of the utility model will be further illustrated by specific embodiments in combination with the drawings.

[0017] In the description of the utility model, it is understood that the terms "upper", "lower", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0018] Please refer to Figures 1-3 As shown in the figure, a composite locking bone plate, including bone plate one 1 and bone plate two 2, two link grooves two 8 at one end of the bone plate one 1 are respectively connected with two link convex blocks two 11 at one end of the bone plate two 2, the link groove two 8 is provided with a round block 3 at the slot opening side, and the round block 3 is located in the corresponding link groove one 4, the surface of the round block 3 is distributed with screw holes 7, any one of the screw holes 7 is fixedly connected with the counterbore 5 through the screw 6, and the included angle between the screw holes 7 is not limited to 15 °;

[0019] The two bone plates are fixed and connected through the screw thread connection between the screw holes 7 on the round block 3 and the screws 6 between the bone plate one 1 and the bone plate two 2, and the central angle between the screw holes 7 is not limited to 15°, so that the two bone plates can be fixed at various angles, and the flexibility and convenience of the use are enhanced.

[0020] As shown in Figure 2 The bone plate one 1 is provided with an adapter protrusion one 10 in the middle of one end through two adapter grooves two 8, and the outer end of the adapter protrusion one 10 extends into the two adapter protrusions two 11, and plays a connecting role.

[0021] The bone plate two 2 is provided with a rectangular hole 9, and the inner end of the rectangular hole 9 is in communication with the external space through the two symmetrical distribution of the counterbores 5.

[0022] As shown in Figure 1 The bone plate one 1 and the bone plate two 2 are provided with different through hole structures.

[0023] The difference from the prior art is that the two bone plates are fixed and connected through the screw thread connection between the screw holes 7 on the round block 3 and the screws 6 between the bone plate one 1 and the bone plate two 2, and the central angle between the screw holes 7 is not limited to 15°, so that the two bone plates can be fixed at various angles, and the flexibility and convenience of the use are enhanced.

[0024] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the essential elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

[0025] The above-described embodiments are only used to illustrate the technical solutions of the utility model, rather than limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A composite locking bone plate, characterized in that: It comprises a bone plate 1 (1) and a bone plate 2 (2), wherein two connecting grooves 2 (8) located at one end of the bone plate 1 (1) are rotatably connected to two connecting protrusions 2 (11) located at one end of the bone plate 2 (2), respectively; a round block (3) is provided on one side of the notch of the connecting groove 2 (8), and the round block (3) is located in the corresponding connecting groove 1 (4); screw holes (7) are distributed on the surface of the round block (3), and any one of the screw holes (7) is fixedly connected to the countersunk hole (5) by a screw (6).

2. The composite locking bone plate according to claim 1, characterized in that: The middle part of one end of the bone plate 1 (1) forms a connecting protrusion 1 (10) through two connecting grooves 2 (8), and the outer end part of the connecting protrusion 1 (10) extends between the two connecting protrusions 2 (11).

3. The composite locking bone plate according to claim 1, characterized in that: A rectangular hole (9) is provided on the second bone plate (2), and one end of the rectangular hole (9) is connected to the external space through two symmetrically distributed countersunk holes (5).

4. The composite locking bone plate according to claim 1, characterized in that: The center angle between the screw holes (7) is not limited to 15°.

5. The composite locking bone plate according to claim 1, characterized in that: Different through-hole structures are distributed on the bone plate 1 (1) and the bone plate 2 (2).

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