CN211723486U

CN211723486U - Digital 3D corrects baffle

Info

Publication number: CN211723486U
Application number: CN201922168971.8U
Authority: CN
Inventors: 狄耀云; 宋丽娟; 崔淼
Original assignee: Suzhou Dental Hospital Co ltd
Current assignee: Suzhou Dental Hospital Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-10-23
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a baffle is corrected to digital 3D, include: the basic assembly comprises a correcting guide plate base body, a first accommodating cavity and a second accommodating cavity; the clamping component comprises a first positioning bracket, a second positioning bracket, a third positioning bracket and a fourth positioning bracket; the tooth shape model in the mouth of the patient is simulated by a 3D printing technology, and the positioning of the positioning bracket on the model is determined by three-dimensional digital image data in the mouth of the patient and a standard dental arch digital model, so that the actual condition in the mouth of the patient is combined, the positioning is accurate, and the optimal correction effect can be obtained; in addition, the digital 3D correction guide plate adopts an indirect bonding method, namely, an intra-oral model of a patient is simulated in vitro, the positioning brackets are positioned and fixed on the correction guide plate, and after all the positioning brackets are fixed, the positioning brackets are bonded in the mouth of the patient once, so that the operation time is shortened, and the treatment pain of the patient is reduced.

Description

Digital 3D corrects baffle

Technical Field

The utility model relates to a orthodontics technical field specifically is a baffle is corrected to digital 3D.

Background

3D printing technology has developed rapidly and has found widespread use worldwide over a period of more than twenty years since the development of 1987 to the present. The 3D printing technology can be used for manufacturing the computer model and the CT scanning data into the implant with any shape and structure rapidly, accurately and individually. In correcting the tooth operation, the doctor will fix a position the support groove through the bonding mode and bond on patient's tooth, and the rethread connecting rod carries out fixed positioning, because the inside condition in oral cavity is complicated, if rely on doctor's experience alone, the operation probably causes the emergence of situations such as position, angle are not good enough of orthotic implantation, need many times to correct just can reach the effect, brings very big inconvenience and misery for the patient. In order to obtain an inner surface model of an auxiliary guide plate, a tooth model is generally required to be filled with plaster, the plaster model of the tooth is scanned, and data is registered with the original tooth data, so that the reason for this is that the auxiliary guide plate needs to cover both the tooth and jaw soft tissue in a CT image, and the inner surface data of the auxiliary guide plate cannot be stripped through the traditional image segmentation technology, so that the basic shape of the guide plate cannot be reconstructed, the diagnosis and treatment time is long, the manufacturing cost is high, the plaster filling process is often unacceptable for patients, and the clinical accuracy and the satisfaction degree are low. For this purpose, a digitized 3D rectification guide plate is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a baffle is corrected to digital 3D to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a digitized 3D corrective guide plate comprising:

the basic assembly comprises a correcting guide plate base body, a first accommodating cavity and a second accommodating cavity;

the clamping component comprises a first positioning bracket, a second positioning bracket, a third positioning bracket, a fourth positioning bracket, a connecting rod, a buckle and a substrate, wherein the buckle is fixedly connected to one side of each of the first positioning bracket, the second positioning bracket, the third positioning bracket and the fourth positioning bracket, the first positioning bracket, the second positioning bracket, the third positioning bracket and the fourth positioning bracket are fixedly connected to the outer side wall of the connecting rod through the buckle, the outer side wall of the connecting rod is bonded inside the second accommodating cavity, the second accommodating cavity is formed in the top of the correcting guide plate base body, the first accommodating cavity is formed in the top of the correcting guide plate base body close to the second accommodating cavity, the substrates are bonded to the tops of the first positioning bracket, the second positioning bracket, the third positioning bracket and the fourth positioning bracket, and the first positioning bracket, the second positioning bracket, the third positioning bracket and the fourth positioning bracket are bonded with the substrate, The bottoms of the third positioning bracket and the fourth positioning bracket are matched with the outer side wall of the connecting rod, and one side of the substrate, which is in contact with the teeth, is bonded with the teeth through repairing sticky wax.

As further preferable in the present technical solution: the depth of the first accommodating cavity and the second accommodating cavity is not more than the height of the teeth.

Compared with the prior art, the beneficial effects of the utility model are that: the tooth shape model in the mouth of the patient is simulated by a 3D printing technology, and the positioning of the positioning bracket on the model is determined by three-dimensional digital image data in the mouth of the patient and a standard dental arch digital model, so that the actual condition in the mouth of the patient is combined, the positioning is accurate, and the optimal correction effect can be obtained; in addition, the digital 3D correction guide plate adopts an indirect bonding method, namely, an intra-oral model of a patient is simulated in vitro, the positioning brackets are positioned and fixed on the correction guide plate, and after all the positioning brackets are fixed, the positioning brackets are bonded in the mouth of the patient once, so that the operation time is shortened, and the treatment pain of the patient is reduced.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a first positioning bracket according to the present invention;

fig. 3 is a schematic side view of the second accommodating chamber of the present invention.

In the figure: 10. a base component; 11. a correcting guide plate base body; 12. a first accommodating chamber; 13. a second accommodating chamber; 20. a clamping assembly; 21. a first positioning bracket; 22. a second positioning bracket; 23. a third positioning bracket; 24. a fourth positioning bracket; 25. a connecting rod; 26. buckling; 211. a substrate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a digitized 3D corrective guide plate comprising:

a basic assembly 10, wherein the basic assembly 10 comprises a correcting guide base body 11, a first accommodating cavity 12 and a second accommodating cavity 13;

the clamping assembly 20 comprises a first positioning bracket 21, a second positioning bracket 22, a third positioning bracket 23, a fourth positioning bracket 24, a connecting rod 25, a buckle 26 and a substrate 211, wherein one side of each of the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23 and the fourth positioning bracket 24 is fixedly connected with the buckle 26, the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23 and the fourth positioning bracket 24 are fixedly connected with the outer side wall of the connecting rod 25 through the buckle 26, the outer side wall of the connecting rod 25 is bonded in the second accommodating cavity 13, the second accommodating cavity 13 is formed in the top of the correcting guide plate base body 11, the first accommodating cavity 12 is formed in the top of the correcting guide plate base body 11 close to the second accommodating cavity 13, the substrates 211 are bonded on the tops of the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23 and the fourth positioning bracket 24, the bottoms of the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23 and the fourth positioning bracket 24 are matched with the outer side wall of the connecting rod 25, and one side of the substrate 211, which is in contact with the teeth, is bonded with the teeth through repairing adhesive wax, so that the substrate 211 is fixed on the surfaces of the teeth; the correcting guide plate base body 11 is manufactured by adopting a 3D printing technology based on three-dimensional data in a patient's mouth, a first positioning bracket 21, a second positioning bracket 22, a third positioning bracket 23 and a fourth positioning bracket 24 are positioned and arranged according to the final position of the patient's tooth and the angle to be corrected, then are placed on the inner wall of the containing cavity, and finally are bonded in the patient's mouth at one time, and the shapes of the first containing cavity 12 and the second containing cavity 13 are matched with the shapes of the teeth; the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23 and the fourth positioning bracket 24 compare the three-dimensional digital image data in the mouth of the patient with a standard dental arch digital model, mark the positioning position according to the difference torque data of the two, and the standard dental arch digital model is obtained by simulation according to the anatomical form and position of the teeth of the patient; after the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23 and the fourth positioning bracket 24 are marked and positioned, they are connected into a fixed whole by a connecting rod 25 and placed on the inner wall of the second accommodating cavity 13.

In this embodiment, specifically: the depth of the first accommodating cavity 12 and the second accommodating cavity 13 is not larger than the height of the teeth, so that the first accommodating cavity 12 and the second accommodating cavity 13 are matched with the teeth.

Working principle or structural principle, when in use, a standard dental arch digital model is obtained by chromatography. The chromatography method is that filling the inner cavity and the outer cavity of an entity to be measured with filling agent to form a module, then processing layer by layer to obtain section fault data, finally reconstructing the section data in three dimensions to obtain a three-dimensional model of the entity to be measured, manually positioning a first positioning bracket 21, a second positioning bracket 22, a third positioning bracket 23 and a fourth positioning bracket 24 according to the digitized three-dimensional model, enabling the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23 and the fourth positioning bracket 24 to correspond to teeth in the digitized three-dimensional model one by moving the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23 and the fourth positioning bracket 24, and then positioning the first positioning bracket 21, the second positioning bracket 22, the third positioning bracket 23, the fourth positioning bracket 24 and a connecting rod 25 on the inner wall of the second accommodating cavity 13, finally, the disposable bonding is carried out in the oral cavity of the patient, thereby reducing the operation time and the treatment pain of the patient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A digitized 3D corrective guide plate, comprising:

a basic assembly (10), wherein the basic assembly (10) comprises a correcting guide base body (11), a first accommodating cavity (12) and a second accommodating cavity (13);

the clamping assembly (20), the clamping assembly (20) comprises a first positioning bracket (21), a second positioning bracket (22), a third positioning bracket (23), a fourth positioning bracket (24), a connecting rod (25), a buckle (26) and a base (211), one side of each of the first positioning bracket (21), the second positioning bracket (22), the third positioning bracket (23) and the fourth positioning bracket (24) is fixedly connected with the buckle (26), the first positioning bracket (21), the second positioning bracket (22), the third positioning bracket (23) and the fourth positioning bracket (24) are fixedly connected to the outer side wall of the connecting rod (25) through the buckle (26), the outer side wall of the connecting rod (25) is bonded in the second accommodating cavity (13), the second accommodating cavity (13) is formed in the top of the correcting guide plate base body (11), a first accommodating cavity (12) is formed in the correcting guide plate base body (11) close to the top of the second accommodating cavity (13), the top of the first positioning bracket (21), the second positioning bracket (22), the third positioning bracket (23) and the fourth positioning bracket (24) is bonded with a substrate (211), the bottom of the first positioning bracket (21), the bottom of the second positioning bracket (22), the bottom of the third positioning bracket (23) and the bottom of the fourth positioning bracket (24) are matched with the outer side wall of the connecting rod (25), and one side of the substrate (211) contacted with the teeth is bonded with the teeth through repairing sticky wax.

2. A digitized 3D correcting guide according to claim 1, wherein: the depth of the first accommodating cavity (12) and the second accommodating cavity (13) is not more than the height of the teeth.