CN219184056U

CN219184056U - Acromioclavicular joint resets and passageway is with preparing baffle subassembly

Info

Publication number: CN219184056U
Application number: CN202223406145.0U
Authority: CN
Inventors: 熊蠡茗; 葛志祥; 马晓孟; 黄超; 魏东轩; 肖稷恒
Original assignee: Hubei Joye 3d High-Tech Co ltd; Tongji Medical College of Huazhong University of Science and Technology
Current assignee: Hubei Joye 3d High-Tech Co ltd; Tongji Medical College of Huazhong University of Science and Technology
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-06-16
Anticipated expiration: 2032-12-20

Abstract

The utility model belongs to the technical field of medical appliances, and discloses a preparation guide plate assembly for acromioclavicular joint resetting and passage, which comprises a profiling resetting guide plate and a passage preparation guide plate assembly, wherein the profiling resetting guide plate is a profiling plate bridged between a clavicle and a scapula.

Description

Acromioclavicular joint resets and passageway is with preparing baffle subassembly

Technical Field

The utility model relates to the technical field, in particular to a preparation guide plate component for acromioclavicular joint resetting and passage.

Background

Dislocation of the acromioclavicular joint is generally caused by external force, and is conventionally treated by adopting reset fixation or surgical steel plate fixation. In the internal fixation operation, a steel plate cable channel is established at the root of the coracoid process and the coracoid process of the scapula in the axial direction of a human body after accurate resetting of the acromioclavicular joint, and the instability of the acromioclavicular joint can be caused by a small deviation of the resetting and channel establishment due to the large space distance between the clavicle and the coracoid process of the scapula.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a preparation guide plate component for acromioclavicular joint resetting and passage, which has the advantages of effectively solving the technical problems in the prior art and the like.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a preparation baffle subassembly is used in acromioclavicular joint reposition and passageway, includes profile modeling reposition baffle and passageway preparation baffle subassembly, the profile modeling reposition baffle is the profile modeling board of bridging between clavicle and the scapula for the guide location the reposition of clavicle, the clavicle is fixed with the scapula temporarily through the kirschner wire, and prepare the baffle subassembly and bore preparation passageway through the passageway preparation baffle;

the guide plate component is prepared to passageway includes the sight, the sight is by C shape arm and the location that sets up at top, bottom both ends lead to cover and the protruding laminating cover of beak and constitute, the location lead to the cover with the perpendicular central axis coincidence of protruding laminating cover of beak, the location is led to the cover and is located the drilling location section of thick bamboo outside, the bottom of drilling location section of thick bamboo is provided with the profile modeling locating plate, the shape of profile modeling locating plate with the local surface of collarbone agrees with mutually, the inside sliding connection of drilling location section of thick bamboo has a reducing guide cylinder, the inside operation drill bit that is provided with of reducing guide cylinder, the protruding laminating cover of beak top is hugged closely the protruding root lower edge of beak of shoulder blade.

In one embodiment of the utility model, an anti-rotation sliding groove is formed in one side of the inner wall of the positioning conduction sleeve along the central axis direction, an anti-rotation rib is arranged on one side of the outer wall of the drilling positioning cylinder and corresponds to the anti-rotation sliding groove, and the anti-rotation rib is connected inside the anti-rotation sliding groove in a sliding manner.

In one embodiment of the utility model, the inside of the reducing guide cylinder is hollow, the inside diameter is provided with various sizes, the top of the reducing guide cylinder is provided with a hand-held handle, and the rotation of the reducing guide cylinder is limited by holding the hand-held handle.

In one embodiment of the utility model, the sight, the drilling positioning cylinder, the reducing guide cylinder and the profiling reset guide plate are all made of photosensitive resin through a three-dimensional printer.

In one embodiment of the utility model, the profiling reset guide plate is in a strip shape and consists of a clavicle attaching part and an acromion attaching part which are arranged at two ends, and the profiling reset guide plate guides the clavicle to reset with the scapula through the clavicle attaching part and the acromion attaching part.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the profiling reset guide plate and the channel preparation guide plate assembly are arranged, the reset collarbone is pre-fixed by matching the profiling reset guide plate with the Kirschner wire, the profiling reset guide plate is replaced by the channel preparation guide plate assembly, a doctor holds the sighting device, the drilling position of the preliminary channel of the collarbone and the scapula is positioned by taking the drilling positioning cylinder as a fulcrum through the positioning conduction sleeve and the coracoid convex fitting sleeve, and the operation drill is used for accurately drilling under the guidance of the reducing guide cylinder, so that two preliminary channels are accurately and rapidly manufactured and kept consistent, the situation of instability of the acromioclavicular joint caused by deviation is prevented by reducing deviation, the operation efficiency is improved, and the speed and the effect of a patient are accelerated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a channel preparation guide assembly;

FIG. 2 is a schematic perspective exploded view of the channel preparation guide assembly;

FIG. 3 is a schematic illustration of the operation of the channel preparation guide assembly;

FIG. 4 is a schematic perspective view of a contoured reset guide;

FIG. 5 is a schematic illustration of the condition of a contoured reset guide;

fig. 6 is a schematic flow chart of the present utility model.

Reference numerals illustrate: 1. a sight; 101. positioning a conducting sleeve; 102. anti-rotation sliding grooves; 103. a C-arm; 104. a coracoid convex attaching sleeve; 2. drilling a positioning cylinder; 201. anti-rotation ribs; 202. profiling positioning plate; 3. a reducing guide cylinder; 301. a handle; 4. profiling reset guide plate; 401. a collarbone attaching portion; 402. and an acromion jointing part.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Examples

1-5, an object of the present utility model is to solve the above-mentioned problems, and provide a preparation guide assembly for acromioclavicular joint reduction and passage, which includes a profiling reduction guide 4 and a passage preparation guide assembly, wherein the profiling reduction guide 4 is a profiling plate bridging between a clavicle and a scapula for guiding and positioning a reduction position of the clavicle, the clavicle is temporarily fixed with the scapula by a Kirschner wire, and a preparation passage is drilled by the passage preparation guide assembly;

the channel preparation guide plate assembly comprises a sight 1, wherein the sight 1 is composed of a C-shaped arm 103, a positioning conduction sleeve 101 and a coracoid convex fitting sleeve 104, wherein the positioning conduction sleeve 101 and the coracoid convex fitting sleeve 104 are arranged at the top end and the bottom end of the C-shaped arm, the vertical central axis of the positioning conduction sleeve 101 and the coracoid convex fitting sleeve 104 are coincident, the positioning conduction sleeve 101 is sleeved outside a drilling positioning cylinder 2, a profiling positioning plate 202 is arranged at the bottom of the drilling positioning cylinder 2, the profiling positioning plate 202 is matched with the local outer surface of a collarbone in shape, a reducing guide cylinder 3 is connected inside the drilling positioning cylinder 2 in a sliding manner, a surgical drill bit is arranged inside the reducing guide cylinder 3, and the top of the coracoid convex fitting sleeve 104 is tightly attached to the lower edge of the coracoid convex root of a scapula.

Specifically, a three-dimensional reconstruction based on CT of a patient is adopted, so that a bone model is restored and virtual operation is restored, a profiling restoring guide plate 4 attached to the clavicle and the shoulder peak of the scapula is designed through three-dimensional software to guide the clavicle to restore, the clavicle is temporarily fixed through a Kirschner wire, and then a channel preparation guide plate assembly is used for positioning the clavicle and the lower edge of the coracoid of the scapula to implement a rotating hole prefabricated channel;

the channel preparation guide plate component is specifically positioned by matching the shape of the profiling positioning plate 202 arranged at the bottom of the drilling positioning cylinder 2 with the shape of the surface of the clavicle, the positioning conduction sleeve 101 of the sighting device 1 is connected to the outer part of the channel preparation guide plate component in a sliding way, the C-shaped arm 103 is held downwards, the coracoid process fitting sleeve 104 is attached to the coracoid process of the scapula to keep stable, the reducing guide cylinder 3 is sleeved outside the surgical drill and is aligned with the drilling positioning cylinder 2 to be inserted, the collarbone and the scapula are drilled by the guiding of the drilling positioning cylinder 2, and the drill passes through the collarbone and the scapula to enter the coracoid process fitting sleeve 104 to finish the preparation of the channel, and then the channel preparation guide plate component is removed for the lower operation.

In one embodiment of the utility model, further, an anti-rotation sliding groove 102 is formed on one side of the inner wall of the positioning conduction sleeve 101 and along the central axis direction, an anti-rotation rib 201 is arranged on one side of the outer wall of the drilling positioning cylinder 2 and corresponds to the anti-rotation sliding groove 102, the anti-rotation rib 201 is slidably connected inside the anti-rotation sliding groove 102 and is used for preventing the C-shaped arm 103 from shifting or rotating in the drilling process, the C-shaped arm 103 can only move up and down under the guidance of the positioning conduction sleeve 101 and the anti-rotation sliding groove 102 through the arrangement of the anti-rotation rib, and the C-shaped arm 103 is prevented from rotating, so that a doctor can accurately and stably position the holding sighting device 1, the consistency of a preparation channel of a coracoid bone and a scapula is effectively controlled, errors are reduced, the condition of instability of a acromioclavicular joint caused by deviation is prevented, the operation efficiency is improved, and the speed and the effect of a patient is accelerated.

In one embodiment of the present utility model, further, the inside of the variable diameter guide cylinder 3 is hollow, the inner diameter is provided with a plurality of sizes, the top of the variable diameter guide cylinder 3 is provided with a hand-held handle 301, the rotation of the variable diameter guide cylinder 3 is limited by holding the hand-held handle 301, and the variable diameter guide cylinder 3 with different inner diameters is replaced, so that the present guide plate assembly has super-strong universality, and is applicable to surgical drills with four specifications of diameters of 1mm, 2mm, 3mm, 4mm, etc.

In one embodiment of the utility model, the sighting device 1, the drilling positioning cylinder 2, the reducing guide cylinder 3 and the profiling reset guide plate 4 are all made of photosensitive resin through a three-dimensional printer.

In one embodiment of the utility model, the profiling reset guide plate 4 is in a strip shape and consists of a clavicle attaching part 401 and an acromion attaching part 402 which are respectively arranged at two ends, the profiling reset guide plate 4 guides the clavicle to reset with the scapula through the clavicle attaching part 401 and the acromion attaching part 402, and the profiling reset guide plate 4 manufactured by profiling through accurate patient bone position modeling and simulated operation can quickly position the dislocated clavicle end and the acromion of the scapula in operation, so that quick and accurate clavicle reset is realized, the profiling reset guide plate 4 has a small structure and can smoothly enter a wound, the operation difficulty in operation is greatly reduced, the operation visual field is increased, and the wound surface can be properly reduced, so that the rapid recovery after the operation of a patient is facilitated.

The working principle of the preparation guide plate component for the acromioclavicular joint resetting and passage is shown in figure 6:

1. dislocation state of acromioclavicular joint;

2. manually resetting the state approximately in CT scanning and three-dimensional modeling virtual joint operation, and designing and manufacturing the guide plate assembly;

3. guiding the accurate reposition of the collarbone by using the profiling reposition guide plate 4;

4. the Kirschner wire is used for assisting in fixing the acromioclavicular joint and taking down the profiling reset guide plate 4;

5. the channel preparation guide and the sight 1 (C-shaped arm 103) are respectively connected by a collarbone and a coracoid anterior incision of the scapula and respectively attached to the lower edges of the collarbone and the coracoid root;

6. an anti-rotation chute is arranged between the components, and a doctor can hold and stabilize the anti-rotation chute through the sighting device 1 (C-shaped arm 103);

7. the channel preparation guide is in place with the sight 1;

8. the reducer sleeve is adapted to drill a preparation channel for the collarbone and the scapula of a patient by using different surgical instrument drills.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The preparation guide plate component for the reduction and passage of the acromioclavicular joint comprises a profiling reduction guide plate (4) and a passage preparation guide plate component, and is characterized in that the profiling reduction guide plate (4) is a profiling plate bridged between a clavicle and a scapula, and is used for guiding and positioning the reduction position of the clavicle, the clavicle is temporarily fixed with the scapula through a Kirschner wire, and a preparation passage is drilled through the passage preparation guide plate component;

the guide plate component is prepared to passageway includes sight (1), sight (1) is by C-shaped arm (103) and the location that sets up at its top, bottom both ends lead to cover (101) and coracoid male laminating cover (104) and constitute, location lead to cover (101) with perpendicular central axis coincidence of coracoid male laminating cover (104), location lead to cover (101) cover and locate drilling location section of thick bamboo (2) outside, the bottom of drilling location section of thick bamboo (2) is provided with profile modeling locating plate (202), the shape of profile modeling locating plate (202) with the local surface of collarbone agrees with, the inside sliding connection of drilling location section of thick bamboo (2) has reducing guide cylinder (3), the inside surgical drill that is provided with of reducing guide cylinder (3), the top of coracoid male laminating cover (104) is hugged closely the protruding root lower edge of shoulder bone.

2. The acromioclavicular joint resetting and passage preparation guide plate assembly according to claim 1, wherein an anti-rotation sliding groove (102) is formed on one side of the inner wall of the positioning conduction sleeve (101) along the central axis direction, an anti-rotation rib (201) is arranged on one side of the outer wall of the drilling positioning cylinder (2) and corresponds to the anti-rotation sliding groove (102), and the anti-rotation rib (201) is slidably connected inside the anti-rotation sliding groove (102).

3. The acromioclavicular joint resetting and passage preparation guide plate assembly according to claim 2, characterized in that the inside of the reducing guide cylinder (3) is hollow, the inside diameter is provided with various sizes, the top of the reducing guide cylinder (3) is provided with a hand-held handle (301), and the rotation of the reducing guide cylinder (3) is limited by holding the hand-held handle (301).

4. A acromioclavicular joint resetting and passage preparation guide plate assembly according to claim 3, characterized in that the sight (1), the drilling positioning cylinder (2), the reducing guide cylinder (3) and the profiling resetting guide plate (4) are all made of photosensitive resin through a three-dimensional printer.

5. The acromioclavicular joint resetting and passage preparation guide plate assembly according to claim 1, wherein the profiling resetting guide plate (4) is in a strip shape and consists of a clavicle attaching part (401) and an acromion attaching part (402) which are arranged at two ends separately, and the profiling resetting guide plate (4) guides the clavicle and the scapula to reset through the clavicle attaching part (401) and the acromion attaching part (402).