Proximal humerus locking bone fracture plate

Abstract

The utility model relates to the technical field of medical equipment, in particular to a proximal humerus locking bone fracture plate which comprises a bone fracture plate proximal end section, a bone fracture plate torsion section and a bone fracture plate lengthening section which are sequentially connected, locking holes are formed in the bone fracture plate proximal end section, the bone fracture plate torsion section and the bone fracture plate lengthening section, the bone fracture plate torsion section is of a split type, and the bone fracture plate lengthening section is of a split type. The bone fracture plate comprises a bone fracture plate near-end section and a bone fracture plate lengthening section, the bone fracture plate near-end section is integrally formed with the bone fracture plate lengthening section, the bone fracture plate near-end section and the bone fracture plate lengthening section are integrally formed with the bone fracture plate near-end section, and the bone fracture plate near-end section and the bone fracture plate lengthening section are integrally formed with the bone fracture plate lengthening section. The proximal humerus fracture plate section and the lengthened humerus fracture plate section which are matched in model are selected, the upper torsion section and the lower torsion section are matched with the fastening bolt to complete targeted adjustment and assembly, the structural strength is guaranteed under the cooperation of the insertion plate and the insertion groove, stable support can be provided, and the proximal humerus restoration effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field especially, relates to a proximal humerus locking bone plate. BACKGROUND

[0002] For most of the no displacement or slight displacement fracture, generally adopt the non-surgical way to carry out treatment, and for the only obvious fracture dislocation needs surgical treatment, and the proximal humerus fracture is more common, the prior art usually adopts the proximal humerus locking bone plate mode to carry out fixed treatment, and it can provide stable support for the fracture site, and it is helpful to promote the fracture healing.

[0003] For example, the Chinese patent with the application number CN201620221772.2 discloses a proximal humerus bone plate assembly, which comprises a bone plate and a locking screw, the bone plate comprises a bone plate proximal segment, a bone plate torsion segment and a bone plate lengthening segment, the proximal humerus lengthening bone plate is designed as a structure that twists with each other, so that it can closely adhere to the humerus of the human body, and the problem that the deltoid muscle is easily damaged, the shoulder joint abduction is weak or the radial nerve is damaged and other symptoms are caused when the proximal humerus fracture combined with the middle and upper segment comminuted fracture is fixed in the clinic is solved, and the purpose of firm fracture fixation and not damaging the muscle and nerve is achieved. However, the overall structure is designed as an integral molding, and the degree of varus of the proximal humerus of the actual fracture patient and the actual bone size of different patients all exist differences, the position of the integral molding bone plate from the fixed point of the greater tuberosity and the rear position of the intertubercular groove is fixed, and it cannot be timely and targeted adjusted, so that the reduction effect of the proximal humerus is poor. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model aims at providing a proximal humerus locking bone plate to solve the technical problem that the prior art adopts the design mode of integral molding, the position from the fixed point of the greater tuberosity and the rear position of the intertubercular groove is fixed during use, and it cannot be timely and targeted adjusted, so that the reduction effect of the proximal humerus is poor.

[0005] Based on the above purpose, the utility model provides a proximal humerus locking bone plate, which comprises a bone plate proximal segment, a bone plate torsion segment and a bone plate lengthening segment connected in sequence, locking holes are formed in the bone plate proximal segment, the bone plate torsion segment and the bone plate lengthening segment, the bone plate torsion segment is of a split type, the torsion upper segment is integrally formed with the bone plate proximal segment, and the torsion lower segment is integrally formed with the bone plate lengthening segment, and the proximal humerus locking bone plate further comprises:

[0006] Locking head screws, the locking head screws are arranged in the locking holes.

[0007] A connecting structure for connecting the torsion upper segment and the torsion lower segment.

[0008] Further, the connecting structure comprises;

[0009] A fastening bolt is arranged on the lower part of the torsion upper segment, and the fastening bolt connects the torsion upper segment and the torsion lower segment through the mounting slot;

[0010] A plug plate is fixedly arranged on the lower end surface of the torsion upper segment, and a plug slot is arranged on the upper end surface of the torsion lower segment, and the plug plate is matched with the plug slot.

[0011] Further, the locking head screws on the proximal segment of the bone plate are arranged in pairs from top to bottom.

[0012] Further, two groups of the proximal segments of the bone plate arranged adjacent in the vertical direction are staggered with each other.

[0013] Further, a plurality of guide pin holes are arranged on the proximal segment of the bone plate, and the plurality of guide pin holes are uniformly distributed on the outer side of the locking hole.

[0014] Further, the outer side edges of the proximal segment of the bone plate, the torsion segment of the bone plate and the lengthened segment of the bone plate are all smooth curved surfaces.

[0015] Further, the locking head screws on the lengthened segment of the bone plate are arranged in parallel with each other.

[0016] Further, a waist hole is arranged on the middle part of the proximal segment of the bone plate.

[0017] The proximal segment of the bone plate and the lengthened segment of the bone plate can be disassembled through the connecting structure, the proximal segment of the bone plate and the lengthened segment of the bone plate of the adaptive model are selected according to the degree of varus of the proximal humerus of the actual fractured patient and the actual bone size of different patients, and the torsion upper segment and the torsion lower segment are matched with the fastening bolt to complete the targeted adjustment and assembly, the structure strength is ensured and stable support can be provided under the cooperation of the plug plate and the plug slot, and the reduction effect of the proximal humerus is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only the utility model, and other drawings can be obtained by the ordinary skilled in the art without creative labor.

[0019] Figure 1 It is a structural schematic view of the utility model;

[0020] Figure 2This is a schematic diagram of the assembly of the proximal segment and the upper twisted segment of the bone plate in this utility model;

[0021] Figure 3 This is a schematic diagram of the assembly of the extended section of the bone plate and the torsion lower section in this utility model.

[0022] The diagram is marked as follows:

[0023] 1. Proximal section of bone plate; 2. Extended section of bone plate; 3. Locking hole; 4. Upper section of torsion; 5. Lower section of torsion; 6. Locking head screw; 7. Fastening bolt; 8. Mounting slot; 9. Insert plate; 10. Slot; 11. Guide pin hole; 12. Waist hole. Detailed Implementation

[0024] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to specific embodiments.

[0025] It should be noted that, unless otherwise defined, the technical or scientific terms used in this utility model should have the ordinary meaning understood by one of ordinary skill in the art to which this utility model pertains. The terms "first," "second," and similar terms used in this utility model do not indicate any order, quantity, or importance, but are merely used to distinguish different components. Terms such as "comprising" or "including" mean that the element or object preceding the word encompasses the elements or objects listed following the word and their equivalents, without excluding other elements or objects. Terms such as "connected" or "linked" are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. Terms such as "upper," "lower," "left," and "right" are used only to indicate relative positional relationships; when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0026] An embodiment of this utility model proposes a proximal humeral locking plate, such as... Figures 1-3 As shown, the bone plate includes a proximal segment 1, a torsion segment, and an extension segment 2 connected in sequence. Locking holes 3 are provided on each of the proximal segment 1, the torsion segment, and the extension segment 2. The torsion segment is a split type; the upper torsion segment 4 is integrally formed with the proximal segment 1, and the lower torsion segment 5 is integrally formed with the extension segment 2. The proximal humeral locking bone plate also includes:

[0027] Locking head screws 6, there are several locking head screws 6, and several locking head screws 6 are respectively installed in locking holes 3;

[0028] A connection structure used to connect the upper torsion section 4 and the lower torsion section 5.

[0029] In the embodiment, the connecting structure comprises;

[0030] The fastening bolt 7 is connected to the torsion upper segment 4 and the torsion lower segment 5 through the mounting slot 8.

[0031] The plug plate 9 is fixedly arranged at the lower end surface of the torsion upper segment 4, and the upper end surface of the torsion lower segment 5 is provided with a plug slot 10, and the plug plate 9 is matched with the plug slot 10.

[0032] In the embodiment, the locking head screws 6 on the proximal segment 1 of the bone plate are arranged in pairs from top to bottom to maintain the distribution and stress of the locking head screws 6.

[0033] In the embodiment, two groups of proximal segments 1 adjacent in the vertical direction are staggered with each other to provide a firm gripping force for the proximal humerus.

[0034] In the embodiment, a plurality of needle guide holes 11 are arranged on the proximal segment 1 of the bone plate and are distributed outside the locking holes 3.

[0035] Working process and principle: in the use process of the embodiment, the proximal segment 1 of the bone plate and the lengthening segment 2 of the bone plate can be disassembled through the connecting structure, and the proximal segment 1 of the bone plate and the lengthening segment 2 of the bone plate of the appropriate type are selected according to the actual degree of varus of the proximal humerus of the fractured patient and the actual size of the skeleton of different patients, and the fastening bolt 7 is used to complete the targeted adjustment and assembly of the torsion upper segment 4 and the torsion lower segment 5, the structure strength is ensured and stable support is provided under the cooperation of the plug plate 9 and the plug slot 10, and the reduction effect of the proximal humerus is improved.

[0036] In the embodiment, as shown in Figure 1 , Figure 2 , Figure 3 The outer edges of the proximal segment 1 of the bone plate, the torsion segment of the bone plate and the lengthening segment 2 of the bone plate are all smooth curved surfaces, which realize firm fixation while avoiding damage to muscles or nerves.

[0037] In the embodiment, as shown in Figure 1 , Figure 3 The locking head screws 6 on the lengthening segment 2 of the bone plate are arranged in parallel with each other, which reduces the stress influence of the locking head screws 6 on the skeleton.

[0038] In the embodiment, as shown in Figure 1 , Figure 2 The middle part of the proximal segment 1 of the bone plate is provided with a waist hole 12 for positioning, which facilitates the driving of the locking head screws 6 in cooperation with the positioning instruments.

[0039] Those skilled in the art will understand that the above discussion of any of the embodiments is merely exemplary in nature and is not intended to imply that the scope of the present application, including the claims, is limited to these examples; the above embodiments or technical features among different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the present application as described above, which are not provided in details for the sake of brevity.

[0040] The present application is intended to cover all such alternatives, modifications, and variations as fall within the broad scope of the appended claims. Accordingly, any and all such alternatives, modifications and variations are intended to be encompassed by the appended claims.

Claims

1. A proximal humeral locking plate, comprising a proximal plate segment (1), a torsion plate segment, and an extended plate segment (2) connected sequentially, wherein each of the proximal plate segment (1), the torsion plate segment, and the extended plate segment (2) is provided with a locking hole (3), characterized in that, The torsion section of the bone plate is a split type. The upper torsion section (4) is integrally formed with the proximal section (1) of the bone plate, and the lower torsion section (5) is integrally formed with the extended section (2) of the bone plate. The proximal humeral locking bone plate also includes: Locking head screws (6), there are several locking head screws (6), and several locking head screws (6) are respectively installed in the locking holes (3); A connection structure for connecting the upper torsion section (4) and the lower torsion section (5).

2. The proximal humeral locking plate according to claim 1, characterized in that, The connection structure includes; Fastening bolt (7), the lower part of the upper torsion section (4) is provided with a mounting slot (8), the fastening bolt (7) connects the upper torsion section (4) and the lower torsion section (5) through the mounting slot (8); Insert plate (9) is fixedly disposed on the lower end face of the upper twist section (4), and a slot (10) is provided on the upper end face of the lower twist section (5), and the insert plate (9) cooperates with the slot (10).

3. The proximal humeral locking plate according to claim 1, characterized in that, The locking head screws (6) on the proximal segment (1) of the bone plate are arranged in pairs from top to bottom.

4. A proximal humeral locking plate according to claim 3, characterized in that, The proximal segments (1) of two adjacent sets of bone plates in the vertical direction are staggered.

5. A proximal humeral locking plate according to claim 1, characterized in that, The proximal segment (1) of the bone plate is provided with a plurality of guide pin holes (11), which are evenly distributed on the outside of the locking hole (3).

6. A proximal humeral locking plate according to claim 1, characterized in that, The outer edges of the proximal segment (1), the torsion segment, and the extended segment (2) of the bone plate are all smooth curved surfaces.

7. A proximal humeral locking plate according to claim 1, characterized in that, The locking head screws (6) on the extended section (2) of the bone plate are arranged parallel to each other.

8. A proximal humeral locking plate according to claim 1, characterized in that, A lumbar hole (12) is provided in the middle of the proximal segment (1) of the bone plate.

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