Titanium alloy bone fracture plate structure in complex shape

Abstract

The utility model discloses a titanium alloy bone fracture plate structure with a complex shape, which comprises a fixing plate, an inner plate is fixedly connected in the fixing plate, a plurality of through holes which are uniformly distributed are arranged in the inner plate, a plurality of bolt mounting bosses are fixedly connected at the top of the inner plate, a pressurizing hole is arranged in the fixing plate, and a plurality of screw holes are arranged in the pressurizing hole. A plurality of evenly-distributed mounting holes are formed in the fixing plate, and the top of the fixing plate makes contact with a plurality of evenly-distributed connecting bases. By designing the effect of the clamping pad, when the whole structure needs to be installed and fixed through the bolt, the bolt can extrude and push the clamping pad to horizontally move, the clamping pad can drive the connecting rod to move, the clamping pad can extrude the first spring, a counter-acting force can be applied to the clamping pad under the elastic effect of the compressed first spring, and the clamping pad can be tightly attached to the bolt; and the anti-skidding and limiting purposes can be achieved for the bolt, and the installation stability of the bolt can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bone plate, concretely to a titanium alloy bone plate structure of complex shape. BACKGROUND

[0002] Titanium alloy bone plate is a kind of medical instrument for fracture fixation and fracture healing, which is made of titanium alloy material. Titanium alloy has excellent biocompatibility and good strength, which can provide sufficient support and fixing force, and help to promote fracture healing.

[0003] The utility model discloses a kind of novel preformed titanium alloy bone plate, belong to medical instrument technical field, to solve the existing bone plate when fixing fracture, bone plate and bone are fixed by bolt, when patient carries out rehabilitation training, it will make bone plate move, bone cannot effectively absorb nutrient substance and drug, will make the recovery speed reduce problem.

[0004] In the prior art described above, during the use of the bone plate, the bone plate needs to be connected and fixed with the bone by bolts. However, the anti-skid stability of the bolts is insufficient during the fixing and installation, and the shaking may cause the self-rotation loosening of the bolts, affecting the stability. Therefore, improvement is needed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a titanium alloy bone plate structure of complex shape, which solves the problem of insufficient anti-skid stability of the bolts during the fixing and installation.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a titanium alloy bone plate structure of complex shape, comprising a fixed plate, an inner plate is fixedly connected inside the fixed plate, a plurality of through holes are formed in the inner plate in a uniform distribution, a plurality of bolt mounting bosses are fixedly connected to the top of the inner plate, a pressurizing hole is formed in the fixed plate, a plurality of mounting holes are formed in the fixed plate in a uniform distribution, a plurality of connecting seats are in contact with the top of the fixed plate in a uniform distribution, a pressing mechanism is arranged on the connecting seat, and a connecting mechanism is arranged on the connecting seat.

[0007] Preferably, the pressing mechanism comprises a connecting rod, the connecting rod is slidably sleeved inside the connecting seat, a first spring is arranged on the outer side of the connecting rod, a clamping pad is fixedly connected to the end of the connecting rod away from the connecting seat, a guide rod is fixedly connected to the outer side of the clamping pad, a guide block is fixedly connected to the outer side of the guide rod, and the guide rod and the guide block are slidably connected with the connecting seat. By designing the pressing mechanism, the installed bolt can be tightly pressed and prevented from slipping.

[0008] Preferably, one end of the first spring is fixedly connected with the connecting seat, and the other end of the first spring is fixedly connected with the clamping pad.

[0009] Preferably, a guide groove is arranged in the connecting seat, and a guide block is slidably connected in the guide groove.

[0010] Preferably, the connecting mechanism comprises a button, the button is slidably sleeved in the connecting seat, a sliding block is fixedly connected to the outer side of the button, the sliding block is slidably connected with the connecting seat, the sliding block is slidably connected with the fixed plate, a fixed rod is slidably sleeved in the sliding block, the fixed rod is fixedly connected with the connecting seat, a second spring is arranged on the outer side of the fixed rod, a limiting block is fixedly connected to the outer side of the sliding block, and the limiting block is slidably connected with the fixed plate.

[0011] Preferably, one end of the second spring is fixedly connected with the sliding block, and the other end of the second spring is fixedly connected with the connecting seat.

[0012] Preferably, a limiting groove is arranged in the fixed plate, and a limiting block is slidably connected in the limiting groove.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、 the utility model discloses a clamping pad is pressed by the bolt when needing the whole structure installation fixed through the bolt, and the bolt will extrude and push the clamping pad horizontal movement, and the clamping pad will drive the connecting rod to move, and the clamping pad will extrude the first spring, and under the elastic action of the compressed first spring, the clamping pad will be given a counter force, can make the clamping pad closely adhere to the bolt, can play a antiskid limiting purpose to the bolt, can effectively improve the bolt installation stability.

[0015] 2、 the utility model discloses the insertion of the limiting block and the fixed plate internal limiting groove can be connected and fixed with the fixed plate of the connecting seat, and the separation of the limiting block and the limiting groove can be realized through pressing the button, and the connecting seat is convenient to remove, and can be connected or removed according to the use demand. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure perspective drawing of the utility model;

[0017] Figure 2 It is the connecting seat local structure perspective sectional view of the utility model Figure 1 ;

[0018] Figure 3 For the utility model Figure 2 of A place enlarged view;

[0019] Figure 4 For the utility model Figure 2 of B place enlarged view.

[0020] In the figure: 1, fixed plate;2, inner plate;3, through hole;4, bolt mounting boss;5, pressurizing hole;6, mounting hole;7, connecting seat;8, compression mechanism;9, connecting mechanism;81, connecting rod;82, first spring;83, clamping pad;84, guide rod;85, guide block;86, guide groove;91, button;92, sliding block;93, fixed rod;94, second spring;95, limit block;96, limit groove. Specific implementation

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figure 1 、 Figure 2 , a titanium alloy bone plate structure of complex shape, including fixed plate 1, the inside fixed connection of fixed plate 1 has inner plate 2, the inside of inner plate 2 is equipped with multiple through holes 3 that are evenly distributed, the top of inner plate 2 is fixedly connected with multiple bolt mounting bosses 4, the inside of fixed plate 1 is equipped with pressurizing hole 5, the inside of fixed plate 1 is equipped with multiple mounting holes 6 that are evenly distributed, the top of fixed plate 1 is contacted with multiple connecting seats 7 that are evenly distributed, the connecting seat 7 is provided with compression mechanism 8, and the connecting seat 7 is provided with connecting mechanism 9.

[0023] Please refer to Figure 1 、 Figure 2 、 Figure 3The compacting mechanism 8 comprises a connecting rod 81, the inside sliding sleeve of the connecting seat 7 is provided with the connecting rod 81, the outer side of the connecting rod 81 is provided with a first spring 82, one end of the first spring 82 is fixedly connected with the connecting seat 7, the other end of the first spring 82 is fixedly connected with a clamping pad 83, the first spring 82 is designed so that the acting force of the first spring 82 can act on the clamping pad 83, one end of the connecting rod 81 away from the connecting seat 7 is fixedly connected with the clamping pad 83, the outer side of the clamping pad 83 is fixedly connected with a guide rod 84, the outer side of the guide rod 84 is fixedly connected with a guide block 85, the guide rod 84 and the guide block 85 are slidingly connected with the connecting seat 7, the inside of the connecting seat 7 is provided with a guide groove 86, the inside of the guide groove 86 is slidingly connected with the guide block 85, the guide groove 86 is designed so that the guide block 85 can slide in the guide groove 86, and the compacting mechanism 8 is designed so that the mounting bolt can be tightly pressed and prevented from slipping.

[0024] Please refer to Figure 1 、 Figure 2 、 Figure 4 The connecting mechanism 9 comprises a button 91, the inside sliding sleeve of the connecting seat 7 is provided with the button 91, the outer side of the button 91 is fixedly connected with a sliding block 92, the sliding block 92 is slidingly connected with the connecting seat 7, the sliding block 92 is slidingly connected with the fixed plate 1, the inside sliding sleeve of the sliding block 92 is provided with a fixed rod 93, the fixed rod 93 is fixedly connected with the connecting seat 7, the outer side of the fixed rod 93 is provided with a second spring 94, one end of the second spring 94 is fixedly connected with the sliding block 92, the other end of the second spring 94 is fixedly connected with the connecting seat 7, the second spring 94 is designed so that the acting force of the second spring 94 can act on the sliding block 92, the outer side of the sliding block 92 is fixedly connected with a limiting block 95, the limiting block 95 is slidingly connected with the fixed plate 1, the inside of the fixed plate 1 is provided with a limiting groove 96, the inside of the limiting groove 96 is slidingly connected with the limiting block 95, the limiting groove 96 is designed so that the limiting block 95 can slide in the limiting groove 96, and the connecting mechanism 9 is designed so that the connecting seat 7 can be conveniently removed.

[0025] The specific implementation process of the utility model is as follows: in use, through the action of the clamping pad 83, when the overall structure needs to be installed and fixed through the bolt, the bolt is inserted into the inside of the connecting seat 7, when the bolt contacts the clamping pad 83, the bolt will extrude and push the clamping pad 83 to move horizontally, the clamping pad 83 will drive the connecting rod 81 to move, the clamping pad 83 will extrude the first spring 82, and the clamping pad 83 will be given a counterforce under the elastic action of the compressed first spring 82, the clamping pad 83 will be given a counterforce, the clamping pad 83 can be tightly attached to the bolt, the bolt can be prevented from slipping and limited, and the bolt installation stability can be effectively improved.

[0026] When the connecting seat 7 needs to be removed, the button 91 is directly pressed, the button 91 drives the slider 92 to move, the slider 92 slides along the fixed rod 93, the slider 92 extrudes the second spring 94, and simultaneously the slider 92 drives the limiting block 95 to move horizontally to make the limiting block 95 separate from the limiting groove 96, then the connecting seat 7 is lifted up to draw the slider 92 out of the inside of the fixed plate 1, and the connecting seat 7 can be removed, and can be connected or removed according to the use requirement.

[0027] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A complex shape of a titanium alloy bone plate structure comprising a fixation plate (1), characterized in that: The inside of the fixed plate (1) is fixedly connected with an inner plate (2), a plurality of uniformly distributed through holes (3) are arranged in the inner plate (2), a plurality of bolt mounting bosses (4) are fixedly connected to the top of the inner plate (2), a pressurizing hole (5) is arranged in the fixed plate (1), a plurality of uniformly distributed mounting holes (6) are arranged in the fixed plate (1), a plurality of uniformly distributed connecting seats (7) are arranged on the top of the fixed plate (1), a pressing mechanism (8) is arranged on the connecting seat (7), and a connecting mechanism (9) is arranged on the connecting seat (7).

2. A complex shape of a titanium alloy bone plate structure according to claim 1, characterized in that: The pressing mechanism (8) comprises a connecting rod (81), the connecting rod (81) is slidably sleeved in the connecting seat (7), a first spring (82) is arranged on the outer side of the connecting rod (81), a clamping pad (83) is fixedly connected to the end of the connecting rod (81) away from the connecting seat (7), a guide rod (84) is fixedly connected to the outer side of the clamping pad (83), a guide block (85) is fixedly connected to the outer side of the guide rod (84), and the guide rod (84) and the guide block (85) are slidably connected with the connecting seat (7).

3. A complex shape of a titanium alloy bone plate structure as claimed in claim 2, wherein: One end of the first spring (82) is fixedly connected with the connecting seat (7), and the other end of the first spring (82) is fixedly connected with the clamping pad (83).

4. A complex shape titanium alloy bone plate structure as claimed in claim 1, wherein: A guide groove (86) is arranged in the connecting seat (7), and the guide block (85) is slidably connected in the guide groove (86).

5. A complex shape of a titanium alloy bone plate structure as claimed in claim 1, wherein: The connecting mechanism (9) comprises a button (91), the button (91) is slidably sleeved in the connecting seat (7), a sliding block (92) is fixedly connected to the outer side of the button (91), the sliding block (92) is slidably connected with the connecting seat (7), the sliding block (92) is slidably connected with the fixed plate (1), a fixed rod (93) is slidably sleeved in the sliding block (92), the fixed rod (93) is fixedly connected with the connecting seat (7), a second spring (94) is arranged on the outer side of the fixed rod (93), a limiting block (95) is fixedly connected to the outer side of the sliding block (92), and the limiting block (95) is slidably connected with the fixed plate (1).

6. A complex shape titanium alloy bone plate structure as claimed in claim 5, wherein: One end of the second spring (94) is fixedly connected with the sliding block (92), and the other end of the second spring (94) is fixedly connected with the connecting seat (7).

7. A complex shape titanium alloy bone plate structure as claimed in claim 1, wherein: A limiting groove (96) is arranged in the fixed plate (1), and the limiting block (95) is slidably connected in the limiting groove (96).

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