CN219742944U

CN219742944U - Combined bracket denture

Info

Publication number: CN219742944U
Application number: CN202320093113.5U
Authority: CN
Inventors: 曹宇; 魏早; 曾洋; 向鸿芹; 彭雅; 刘澜
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-09-26
Anticipated expiration: 2033-01-31

Abstract

The utility model belongs to the technical field of false teeth, and particularly relates to a combined bracket false tooth which comprises a bracket and a plurality of artificial teeth; the bracket comprises a plurality of connecting sections, wherein the connecting sections are fixedly connected with a retainer and a base, the retainer is used for fixing the connecting sections on the patient's abutment, and the false tooth is fixedly arranged on the base; the connecting structure is used for combining a plurality of connecting sections into a whole bracket, and the connecting structure can reset after relative rotation of the connecting sections; the problems of inconvenient wearing and poor wearing comfort caused by poor adaptation of the integral bracket denture and the oral cavity shape of a patient are solved.

Description

Combined bracket denture

Technical Field

The utility model belongs to the technical field of false teeth, and particularly relates to a combined bracket false tooth.

Background

The bracket denture, namely the removable denture, can be called as removable denture, comprises removable partial denture and complete denture, and is a restoration body which mainly plays a role in restoring the form of the missing teeth clinically. The bracket denture can be applied to dentition defect, deficiency or other tissue defect patients with dentition deficiency, periodontal splint, vertical distance recovery and the like. The tooth body tissue to be ground is less, the tooth body tissue to be ground is convenient for a user to wear, and the tooth body tissue to be ground is easy to repair after being damaged.

The removable partial denture is used for repairing individual teeth or teeth of the upper jaw or lower jaw part and mainly comprises artificial teeth, a base, a connector and a retainer; artificial teeth are parts which imitate natural dental crowns and replace missing teeth to function; the base is a part which is covered on the alveolar ridge and used for supporting the artificial teeth; the connecting body is a metal bracket for connecting the false teeth on two sides of the dental arch together; the retainer mainly plays roles in fixing, supporting and stabilizing the denture. Removable denture restoration is a fixture formed by mounting an artificial tooth on a base and then placing the base on other abutments via a fixture and a connector.

The connector in the traditional removable partial denture is usually of an integral structure, all parts are fixed, the position between the parts cannot be adjusted, the shape adaptation degree with the oral cavity of a patient is poor, and the patient is inconvenient to wear and the wearing comfort degree is poor.

Disclosure of Invention

The utility model aims to provide a movable bracket denture, which aims to solve the problems of inconvenient wearing and poor wearing comfort caused by poor adaptation of the shape of an integral bracket denture and the oral cavity of a patient.

In order to solve the technical problems, the utility model provides the following technical scheme:

a combined bracket denture, which comprises a bracket and a plurality of artificial teeth; the bracket comprises a plurality of connecting sections, wherein the connecting sections are fixedly connected with a retainer and a base, the retainer is used for fixing the connecting sections on the patient's abutment, and the artificial tooth is fixedly arranged on the base; the connecting structure is used for combining a plurality of connecting sections into a whole bracket, and the connecting structure can reset after relative rotation between the connecting sections.

The technical principle of the utility model is as follows:

designing the overall shape of a bracket according to the missing condition of teeth in the oral cavity of a patient, dividing the bracket into a plurality of connecting sections, fixedly mounting a retainer and a base on each connecting section, fixedly mounting artificial teeth on the base, and finally connecting and combining each connecting section into a bracket overall through a connecting structure; when the patient wears, put into the oral cavity with the support is whole, with the retainer fixed connection on the linkage segment on the tooth, make base and artifical tooth fix on the alveolar bone of missing tooth position, wear the in-process, take place relative rotation in order to adapt to patient's oral cavity shape change between each linkage segment, after all retainers are fixed with the tooth, each linkage segment resets under connection structure's effect, makes the holistic shape of support resume to the state of laminating patient's oral cavity.

The beneficial technical effects of the utility model are as follows:

by changing the traditional integral bracket into the combined bracket, the relative position of each connecting section can be adjusted according to the shape of the oral cavity of a patient in the whole wearing process of the bracket, so that the adaptation degree of the whole bracket and the shape of the oral cavity of the patient is improved, and the bracket is easy and convenient to wear; and the denture can be restored to the initial state under the action of the connecting structure after the denture is worn, so that the integral deformation of the bracket can be avoided, and the patient is prevented from being unable to use the denture normally.

Further, the artificial tooth base further comprises a buffer layer which is fixedly arranged on the base, and the buffer layer and the artificial tooth are respectively positioned on the upper side and the lower side of the base.

Through the buffer layer designed between the alveolar bone of the patient and the base, the jaw force acting on the false tooth during chewing can be reduced, the whole fracture of the bracket caused by overlarge jaw force is prevented, and the service life of the false tooth is prolonged.

Further, the connecting structure comprises a plurality of connecting pieces, and the connecting pieces comprise positioning pins and torsion springs; the side of a plurality of linkage segments all opens there is the mounting hole, the locating pin rotates with two linkage segments to be connected, the torsional spring cup joints on the locating pin, and the head end and the terminal of torsional spring insert respectively in the mounting hole of two linkage segments.

The connecting sections are connected into a whole through the torsion springs and the locating pins, so that the connecting sections can rotate relatively to adapt to the shape of the oral cavity of a patient, and after the patient wears the device, the connecting sections reset under the action of the torsion springs; and, through setting up the torsional spring and making each linkage segment take place slight rotation when chewing, can reduce jaw power to the holistic effect of support, extension support's life.

Further, the buffer layer comprises a plurality of sponge soft liners, the sponge soft liners are fixed on the base, the quantity of the sponge soft liners is consistent with that of the artificial teeth, and the sponge soft liners and the artificial teeth are respectively positioned on the upper side and the lower side of the base.

Further, two connecting plates are fixedly connected to the connecting sections, and limit holes are formed in the two connecting plates; the positioning pins sequentially penetrate through the limiting holes on the two connecting sections, and the torsion springs are positioned between the connecting plates of the two connecting sections; one end of the locating pin is provided with a limiting protrusion, the other end of the locating pin is connected with a limiting block in a threaded mode, and the diameters of the limiting protrusion and the limiting block are larger than the diameter of the limiting hole.

The locating pin is arranged on the limiting plate through the limiting bulge and the limiting block, so that the locating pin can be prevented from falling from the limiting hole in the denture using process of a patient; and when the torsional spring is damaged beyond the fatigue life, the locating pin can be removed and replaced, so that the service life of the bracket is prolonged.

Further, the retainer is a snap ring.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of the present utility model;

fig. 3 is a schematic view of a partial structure of the present utility model.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the connecting piece 1, tooth grooves 11, a connecting plate 12, a clamping ring 2, a connecting piece 3, a positioning pin 31 and a torsion spring 32.

In the first embodiment, as shown in fig. 1, 2 and 3,

the utility model provides a combination formula support artificial tooth, includes two linkage segments 1 and a plurality of artificial teeth, all welds snap ring 2 on two linkage segments 1, all opens a plurality of tooth's socket 11 on two linkage segments 1, has the base through the adhesive bonding on the tooth's socket 11, and the artificial tooth bonds on the base, and one side that the artificial tooth was kept away from to the base is equipped with sponge soft lining, and sponge soft lining is fixed in on the base through hot pressing and solidification operation.

The two connecting sections 1 are combined into a whole bracket through the connecting piece 3, and the shape of the whole bracket is designed in advance according to the oral cavity shape and the missing condition of teeth of a patient. Two connecting plates 12 are uniformly formed on the two connecting sections 1, limiting holes are formed in the two connecting plates 12, mounting holes are formed in the side faces of the two connecting sections 1, and the mounting holes are located between the two connecting plates 12; the connecting piece 3 comprises a locating pin 31 and a torsion spring 32, wherein a limit bulge is welded at the top end of the locating pin 31, threads are formed at the bottom end of the locating pin 31, the threaded ends of the locating pin 31 sequentially penetrate through limit holes in the two connecting sections 1, a limit block is connected to the threaded ends of the locating pin 31 in a threaded manner, and the diameters of the limit bulge and the limit block are larger than those of the limit holes; the torsional spring 32 is sleeved on the positioning pin 31, the torsional spring 32 is positioned between the connecting plates 12 of the two connecting sections 1, and the head end and the tail end of the torsional spring 32 are respectively inserted into the mounting holes of the two connecting sections 1.

When the denture is worn, the whole bracket is placed in the oral cavity, the clamping rings 2 on the two connecting sections 1 are fixed on the abutment teeth, the base and the artificial teeth are fixed on the missing tooth positions, the sponge soft lining on the base is adsorbed on the alveolar ridge, the jaw force acting on the bracket can be reduced, and the whole bracket is fixed through the adsorption force of the sponge soft lining and the clamping rings 2. In the wearing process, the two connecting sections 1 rotate relatively to adapt to the shape change of the oral cavity of a patient, and after all the clamping rings 2 are fixed with the abutment, the two connecting sections 1 reset under the action of the torsion spring 32, so that the integral shape of the bracket is restored to be in a state of being attached to the oral cavity of the patient.

According to the second embodiment, the whole bracket can be divided into three or more connecting sections according to the missing condition of teeth of a patient, and every two connecting sections are connected through a torsion spring and a locating pin in the same way as the first embodiment.

The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. The combined bracket denture comprises a bracket and a plurality of artificial teeth, and is characterized in that the bracket comprises a plurality of connecting sections, wherein a retainer and a base are fixedly connected to the connecting sections, the retainer is used for fixing the connecting sections on the patient's abutment, and the artificial teeth are fixedly arranged on the base; the connecting structure is used for combining a plurality of connecting sections into a whole bracket, and the connecting structure can reset after relative rotation between the connecting sections.

2. The modular bracket denture of claim 1, further comprising a buffer layer fixedly mounted to the base, wherein the buffer layer and the artificial tooth are positioned on the upper and lower sides of the base, respectively.

3. A modular bracket denture according to claim 2, wherein said attachment structure comprises a plurality of attachment members, each of said attachment members comprising a locating pin and a torsion spring; the side of a plurality of linkage segments all opens there is the mounting hole, the locating pin rotates with two linkage segments to be connected, the torsional spring cup joints on the locating pin, and the head end and the terminal of torsional spring insert respectively in the mounting hole of two linkage segments.

4. A modular bracket denture according to claim 3, wherein said cushioning layer comprises a plurality of sponge inserts, said sponge inserts being secured to said base, the number of sponge inserts being the same as the number of artificial teeth, and said sponge inserts and artificial teeth being located on the upper and lower sides of said base, respectively.

5. The modular bracket denture according to claim 4, wherein two connecting plates are fixedly connected to each of the plurality of connecting sections, and limiting holes are formed in each of the two connecting plates; the positioning pins sequentially penetrate through the limiting holes on the two connecting sections, and the torsion springs are positioned between the connecting plates of the two connecting sections; one end of the locating pin is provided with a limiting protrusion, the other end of the locating pin is connected with a limiting block in a threaded mode, and the diameters of the limiting protrusion and the limiting block are larger than the diameter of the limiting hole.

6. A modular stent denture according to claim 5, wherein said retainers are clasps.