CN111297498A - Orthodontic bracket and method of manufacturing orthodontic bracket - Google Patents

Orthodontic bracket and method of manufacturing orthodontic bracket Download PDF

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Publication number
CN111297498A
CN111297498A CN202010204005.1A CN202010204005A CN111297498A CN 111297498 A CN111297498 A CN 111297498A CN 202010204005 A CN202010204005 A CN 202010204005A CN 111297498 A CN111297498 A CN 111297498A
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China
Prior art keywords
bracket
groove
bottom plate
sliding cover
tooth
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Pending
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CN202010204005.1A
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Chinese (zh)
Inventor
周茂栋
谢宾宾
梁拓
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Fujian New Angle Dental Technology Development Co Ltd
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Fujian New Angle Dental Technology Development Co Ltd
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Priority to CN202010204005.1A priority Critical patent/CN111297498A/en
Publication of CN111297498A publication Critical patent/CN111297498A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12Brackets; Arch wires; Combinations thereof; Accessories therefor
    • A61C7/28Securing arch wire to bracket
    • A61C7/34Securing arch wire to bracket using lock pins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/10Processes of additive manufacturing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/30Auxiliary operations or equipment
    • B29C64/386Data acquisition or data processing for additive manufacturing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y10/00Processes of additive manufacturing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y50/00Data acquisition or data processing for additive manufacturing

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

The invention discloses an orthodontic bracket and a method for manufacturing the orthodontic bracket, the orthodontic bracket comprises a bonding bottom plate, a bracket body and a sliding cover which are of independent structures, a connecting sleeve is arranged at the center of the upper side of the bonding bottom plate, an internal threaded hole is formed in the connecting sleeve, a connecting column is arranged at the bottom end of the bracket body, external threads are arranged on the outer side of the connecting column, a groove is inwards formed in the upper end of the bracket body, ligation wings are arranged on two sides of the bracket body, the ligation wings on the left side are rotatably connected with a positioning shaft, a movable plate with a clamping hook is fixed on the outer side of the positioning shaft, and. According to the invention, the locking assembly consisting of the positioning shaft, the movable plate and the clamping hook is arranged, so that the sliding cover can be effectively locked when reaching a locking position, the sliding cover can be effectively prevented from loosening after being locked, and the conditions of loosening and the like are avoided; the bonding bottom plate and the bracket body are of a split structure, so that the practicability of the bonding bottom plate is improved, the manufacturing difficulty of the bonding bottom plate is greatly reduced, and the use cost is further reduced.

Description

Orthodontic bracket and method of manufacturing orthodontic bracket
Technical Field
The invention relates to the technical field of orthodontic appliances, in particular to an orthodontic bracket and a method for manufacturing the orthodontic bracket.
Background
The self-ligating bracket correction technology is a new orthodontics correction technology appearing in recent years, and revolutionary changes are brought to the original orthodontics technology. Its main advantage is that it can greatly reduce the frictional resistance between orthodontic arch wire and bracket. Because the lock is added on the bracket, the orthodontic arch wire can be directly locked in the groove of the bracket, the binding of the binding wire or the elastic rubber ring to the orthodontic arch wire is avoided, the force applied to the tooth is reduced, the tooth moving speed is accelerated, and the whole treatment time is effectively shortened. Self-ligating brackets may be classified into two broad categories, active and passive. The passive self-ligating bracket uses a hard movable part to enable an orthodontic arch wire to be embedded into a bracket groove, and the passive self-ligating bracket only controls teeth by means of embedding between the arch wire and the bracket groove. Control of teeth is often poor when using relatively thin orthodontic archwires. Correction using such brackets reduced the impact of this adverse factor on tooth control as treatment began using highly elastic nickel titanium wires. But the insertion of the thick and hard orthodontic arch wire in the later treatment period is difficult, and causes some problems for the treatment. Therefore, the active self-ligating brackets are superior to the passive self-ligating brackets in clinical application, but the traditional active self-ligating brackets have the defect of inconvenient locking and unlocking operations.
Therefore, the patent specification with the publication number of CN107361865A discloses an orthodontic self-ligating bracket, which comprises a bonding bottom plate, a bracket body and a sliding cover, wherein the bracket body is provided with an arch wire groove in the middle, and two sides of the bracket body are respectively provided with a first ligating wing and a second ligating wing; a sliding table is arranged below the dovetail sliding groove, a long groove is formed in the sliding table, a U-shaped spring is arranged in the long groove, and the U-shaped spring is higher than the sliding table; the sliding cover is provided with a locking groove matched with the U-shaped spring. The sliding cover still has the defects that the sliding cover still moves easily after self-locking, the self-locking effect is not ideal enough, and the risk of moving and falling off exists; secondly, the bonding bottom plate and the bracket body are of an integral structure, so that the manufacturing difficulty is high, the rejection rate is high, and the use cost is increased.
Disclosure of Invention
It is an object of the present invention to overcome the above-mentioned problems of the prior art and to provide an orthodontic bracket and a method of manufacturing an orthodontic bracket.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
an orthodontic bracket comprises a bonding bottom plate, a bracket body and a sliding cover, wherein the bonding bottom plate, the bracket body and the sliding cover are mutually independent structures, a connecting sleeve connected with the bonding bottom plate into a whole is arranged at the center of the upper side of the bonding bottom plate, an internal thread hole is formed in the connecting sleeve, a connecting column connected with the bracket body into a whole is arranged at the bottom end of the bracket body, external threads matched with the internal thread hole are arranged on the outer side of the connecting column, a groove is formed in the upper end of the bracket body inwards, ligation wings are arranged on the bracket body and positioned on two sides of the groove, a positioning shaft is rotatably connected with the left ligation wing, a movable plate with a clamping hook is fixed on the outer side of the positioning shaft, and the sliding cover; the sliding cover is composed of an upper block body and a lower block body, the transverse length of the upper block body is smaller than that of the lower block body, a clamping groove matched with a clamping hook is formed in the upper side of the inner end of the upper block body, the middle of the outer end is sunken, protruding ridges convenient to push are uniformly distributed on the sunken inclined plane, a limiting portion is arranged at the inner end of the lower block body, and the transverse length of the limiting portion is larger than that of the lower block body.
Furthermore, in the orthodontic bracket, a plurality of filling cavities convenient for filling the adhesive are arranged at the bottom side of the bonding bottom plate and are distributed in a rectangular array.
Furthermore, in the orthodontic bracket, a first accommodating groove matched with the limiting part is formed in the inner side of the left ligating wing.
Furthermore, in the orthodontic bracket, a second accommodating groove matched with the limiting part is formed in the inner side of the right side ligating wing.
Further, in the orthodontic bracket, the bonding bottom plate, the bracket body and the sliding cover are made of resin materials suitable for 3D printing.
A method of manufacturing an orthodontic bracket, comprising the steps of:
s1, establishing a virtual bonding bottom plate, a supporting groove body and a sliding cover in a computer, wherein the bonding bottom plate, the supporting groove body and the sliding cover are mutually independent structures, a connecting sleeve connected with the bonding bottom plate is arranged at the center of the upper side of the bonding bottom plate, an internal thread hole is formed in the connecting sleeve, a connecting column connected with the supporting groove body is arranged at the bottom end of the supporting groove body, external threads matched with the internal thread hole are arranged on the outer side of the connecting column, a groove is formed in the upper end of the supporting groove body inwards, ligation wings are arranged on the two sides of the groove of the supporting groove body, a positioning shaft is rotatably connected with the left ligation wings, a movable plate with a clamping hook is fixed on the outer side of the positioning shaft, and the sliding cover; the sliding cover is composed of an upper block body and a lower block body, the transverse length of the upper block body is smaller than that of the lower block body, a clamping groove matched with the clamping hook is formed in the upper side of the inner end of the upper block body, the middle of the outer end is sunken, protruding edges convenient to push are uniformly distributed on the sunken inclined plane, a limiting part is arranged at the inner end of the lower block body, and the transverse length of the limiting part is larger than that of the lower block body;
s2, obtaining tooth data of a patient by utilizing silicon rubber, constructing an original model of an original dentition of the patient, and performing a tooth arrangement test on the original model of the original dentition to obtain a tooth arrangement model in an ideal dentition state;
s3, establishing the tooth arrangement model in the ideal tooth arrangement state in a computer, and determining a groove plane of the tooth arrangement model in the ideal tooth arrangement state;
s4, determining a final virtual position for placing the groove on the groove plane by taking the tongue side shape of the tooth as a reference, matching the center line of the virtual bracket with the virtual position for placing the groove, and rotating around the center line of the virtual bracket to enable the inclination of the tooth facing surface of the bracket body to be consistent with the inclination of the tongue side tooth surface of the tooth;
s5, adjusting the thickness of the bracket body to enable the tooth-facing surface of the bracket body to be close to the lingual tooth surface of the teeth; a groove of the bracket body is cut on the bracket body by using a virtual arch wire model along the central line of the virtual bracket, and the groove is defined by the wall surfaces of the left side ligating wing and the right side ligating wing;
s6, determining the axial lengths of the connecting sleeve and the connecting column according to the tooth arrangement model, and respectively generating solid models of the bonding bottom plate, the bracket body and the sliding cover through 3D printing.
Furthermore, in the manufacturing method of the orthodontic bracket, the positioning shaft, the movable plate and the clamping hook are also of an integrated structure, and are assembled with the left ligating wing after a solid model is generated through 3D printing.
The invention has the beneficial effects that:
the sliding cover locking device is reasonable in structural design, on one hand, the sliding cover can be effectively locked when reaching a locking position by arranging the locking assembly consisting of the positioning shaft, the movable plate and the clamping hook, the sliding cover can be effectively prevented from loosening after being locked, and the situations of loosening and the like are avoided; on the other hand, the bonding bottom plate and the bracket body are of a split structure, so that the practicability of the bonding bottom plate is improved, the manufacturing difficulty of the bonding bottom plate is greatly reduced, and the use cost is further reduced.
Of course, it is not necessary for any one product that embodies the invention to achieve all of the above advantages simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural view of a sliding cover according to the present invention;
FIG. 4 is a schematic cross-sectional view of the bonded base plate of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a bonding bottom plate, 2-a supporting groove body, 3-a connecting sleeve, 4-a connecting column, 5-a groove, 6-a positioning shaft, 7-a movable plate, 8-a clamping hook, 9-a sliding cover, 901-an upper block, 902-a lower block, 903-a convex edge, 904-a clamping groove, 905-a limiting part, 10-a first accommodating groove, 11-a second accommodating groove and 12-a filling cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment is an orthodontic bracket, including a bonding base plate 1, a bracket body 2 and a sliding cover 9, wherein the bonding base plate 1, the bracket body 2 and the sliding cover 9 are independent structures. The center of the upper side of the bonding bottom plate 1 is provided with a connecting sleeve 3 which is connected with the bonding bottom plate into a whole, and an internal thread hole is arranged in the connecting sleeve 3. The bottom end of the bracket body 2 is provided with a connecting column 4 which is connected with the bracket body into a whole, and the outer side of the connecting column 4 is provided with external threads matched with the internal thread hole. The upper end of the bracket body 2 is inwards provided with a groove 5 for placing the arch wire, and the bracket body 2 is provided with ligation wings at two sides of the groove. The left side ligation wing is rotatably connected with a positioning shaft 6, a movable plate 7 with a clamping hook 8 is fixed on the outer side of the positioning shaft 6, and a sliding cover 9 is slidably connected in the right side ligation wing.
In this embodiment, the sliding cover 9 is composed of an upper block 901 and a lower block 902, the transverse length of the upper block 901 is smaller than that of the lower block 902, a slot 904 matched with the hook 8 is formed on the upper side of the inner end of the upper block 901, the middle of the outer end is recessed, and protruding ribs 903 convenient to push are uniformly distributed on the recessed inclined plane. The inner end of the lower block body 902 is provided with a limiting portion 905, and the transverse length of the limiting portion 905 is greater than that of the lower block body 902.
In this embodiment, a plurality of filling cavities 12 for conveniently filling the adhesive are disposed on the bottom side of the bonding base plate 1, and the filling cavities 12 are distributed in a rectangular array.
In this embodiment, the inner side of the left side tie wing is formed with a first receiving groove 10 engaged with the stopper 905, and the inner side of the right side tie wing is formed with a second receiving groove 11 engaged with the stopper 905.
In this embodiment, the bonding base plate 1, the bracket body 2, and the sliding cover 9 are made of resin materials suitable for 3D printing.
The embodiment also provides a manufacturing method of the orthodontic bracket, which comprises the following steps:
s1, establishing a virtual bonding bottom plate, a bracket body and a sliding cover in a computer, wherein the virtual bonding bottom plate, the bracket body 2 and the sliding cover 9 comprise a bonding bottom plate 1, a bracket body 2 and a sliding cover 9, and the bonding bottom plate 1, the bracket body 2 and the sliding cover 9 are mutually independent structures. The center of the upper side of the bonding bottom plate 1 is provided with a connecting sleeve 3 which is connected with the bonding bottom plate into a whole, and an internal thread hole is arranged in the connecting sleeve 3. The bottom end of the bracket body 2 is provided with a connecting column 4 which is connected with the bracket body into a whole, and the outer side of the connecting column 4 is provided with external threads matched with the internal thread hole. The upper end of the bracket body 2 is inwards provided with a groove 5 for placing the arch wire, and the bracket body 2 is provided with ligation wings at two sides of the groove. The left ligation wing is rotatably connected with a positioning shaft 6, and a movable plate 7 with a clamping hook 8 is fixed on the outer side of the positioning shaft 6. The right ligation wing is connected with a sliding cover 9 in a sliding way. The sliding cover 9 is composed of an upper block 901 and a lower block 902, the transverse length of the upper block 901 is smaller than that of the lower block 902, a clamping groove 904 matched with the clamping hook 8 is formed in the upper side of the inner end of the upper block 901, the middle of the outer end is sunken, and convex ribs 903 convenient to push are uniformly distributed on the sunken inclined plane. The inner end of the lower block body 902 is provided with a limiting part 905, and the transverse length of the limiting part 905 is greater than that of the lower block body 902;
s2, obtaining tooth data of a patient by utilizing silicon rubber, constructing an original model of an original dentition of the patient, and performing a tooth arrangement test on the original model of the original dentition to obtain a tooth arrangement model in an ideal dentition state;
s3, establishing the tooth arrangement model in the ideal tooth arrangement state in a computer, and determining a groove plane of the tooth arrangement model in the ideal tooth arrangement state;
s4, determining a final virtual position for placing the groove on the plane of the groove 5 by taking the tongue side shape of the tooth as a reference, matching the center line of the virtual bracket with the virtual position for placing the groove, and rotating around the center line of the virtual bracket to enable the inclination of the tooth facing surface of the bracket body 2 to be consistent with the inclination of the tooth surface of the tongue side of the tooth;
s5, adjusting the thickness of the bracket body 2 to enable the tooth-facing surface of the bracket body 2 to be close to the lingual tooth surface of the teeth; a groove 5 of the bracket body is cut on the bracket body 2 by using a virtual arch wire model along the central line of the virtual bracket, and the groove 5 is defined by the wall surfaces of the left side ligating wing and the right side ligating wing;
s6, determining the axial lengths of the connecting sleeve 3 and the connecting column 4 according to the tooth arrangement model, and respectively generating entity models of the bonding bottom plate 1, the bracket body 2 and the sliding cover 9 through 3D printing.
The positioning shaft 7, the movable plate 8 and the clamping hook 9 are also of an integrated structure and are assembled with the left ligation wing after a solid model is generated through 3D printing.
One specific application of this embodiment is: the structure of the embodiment is reasonable, on one hand, the sliding cover 9 can be effectively locked when reaching the locking position by arranging the locking component consisting of the positioning shaft 7, the movable plate 8 and the clamping hook 9, and the sliding cover 9 can be effectively prevented from loosening after being locked, so that the situations such as loosening and the like are avoided; on the other hand, the bonding bottom plate 1 and the bracket body 2 are of a split structure, so that the practicability is improved, the manufacturing difficulty is greatly reduced, and the use cost is further reduced.
The preferred embodiments of the present invention disclosed above are intended to facilitate the explanation of the present invention only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. The utility model provides an orthodontic bracket, includes bonding bottom plate, holds in the palm cell body and sliding closure, its characterized in that: the adhesive bottom plate, the bracket body and the sliding cover are mutually independent structures, a connecting sleeve connected with the adhesive bottom plate into a whole is arranged at the center of the upper side of the adhesive bottom plate, an internal thread hole is formed in the connecting sleeve, a connecting column connected with the bracket body into a whole is arranged at the bottom end of the bracket body, external threads matched with the internal thread hole are arranged on the outer side of the connecting column, a groove is inwards formed in the upper end of the bracket body, ligation wings are arranged on two sides of the groove of the bracket body, a positioning shaft is rotationally connected with the ligation wings on the left side, a movable plate with a clamping hook is fixed on the outer side of the positioning shaft, and the sliding cover is slidably connected; the sliding cover is composed of an upper block body and a lower block body, the transverse length of the upper block body is smaller than that of the lower block body, a clamping groove matched with a clamping hook is formed in the upper side of the inner end of the upper block body, the middle of the outer end is sunken, protruding ridges convenient to push are uniformly distributed on the sunken inclined plane, a limiting portion is arranged at the inner end of the lower block body, and the transverse length of the limiting portion is larger than that of the lower block body.
2. The orthodontic bracket of claim 1, wherein: the bottom side of the bonding bottom plate is provided with a plurality of filling cavities convenient for filling adhesives, and the filling cavities are distributed in a rectangular array.
3. The orthodontic bracket of claim 1, wherein: the inner side of the left ligature wing is provided with a first accommodating groove matched with the limiting part.
4. The orthodontic bracket of claim 1, wherein: and a second accommodating groove matched with the limiting part is formed in the inner side of the right ligation wing.
5. The orthodontic bracket of claim 1, wherein: the bonding bottom plate, the bracket body and the sliding cover are made of resin materials suitable for 3D printing.
6. A method of manufacturing an orthodontic bracket, comprising the steps of:
s1, establishing a virtual bonding bottom plate, a supporting groove body and a sliding cover in a computer, wherein the bonding bottom plate, the supporting groove body and the sliding cover are mutually independent structures, a connecting sleeve connected with the bonding bottom plate is arranged at the center of the upper side of the bonding bottom plate, an internal thread hole is formed in the connecting sleeve, a connecting column connected with the supporting groove body is arranged at the bottom end of the supporting groove body, external threads matched with the internal thread hole are arranged on the outer side of the connecting column, a groove is formed in the upper end of the supporting groove body inwards, ligation wings are arranged on the two sides of the groove of the supporting groove body, a positioning shaft is rotatably connected with the left ligation wings, a movable plate with a clamping hook is fixed on the outer side of the positioning shaft, and the sliding cover; the sliding cover is composed of an upper block body and a lower block body, the transverse length of the upper block body is smaller than that of the lower block body, a clamping groove matched with the clamping hook is formed in the upper side of the inner end of the upper block body, the middle of the outer end is sunken, protruding edges convenient to push are uniformly distributed on the sunken inclined plane, a limiting part is arranged at the inner end of the lower block body, and the transverse length of the limiting part is larger than that of the lower block body;
s2, obtaining tooth data of a patient by utilizing silicon rubber, constructing an original model of an original dentition of the patient, and performing a tooth arrangement test on the original model of the original dentition to obtain a tooth arrangement model in an ideal dentition state;
s3, establishing the tooth arrangement model in the ideal tooth arrangement state in a computer, and determining a groove plane of the tooth arrangement model in the ideal tooth arrangement state;
s4, determining a final virtual position for placing the groove on the groove plane by taking the tongue side shape of the tooth as a reference, matching the center line of the virtual bracket with the virtual position for placing the groove, and rotating around the center line of the virtual bracket to enable the inclination of the tooth facing surface of the bracket body to be consistent with the inclination of the tongue side tooth surface of the tooth;
s5, adjusting the thickness of the bracket body to enable the tooth-facing surface of the bracket body to be close to the lingual tooth surface of the teeth; a groove of the bracket body is cut on the bracket body by using a virtual arch wire model along the central line of the virtual bracket, and the groove is defined by the wall surfaces of the left side ligating wing and the right side ligating wing;
s6, determining the axial lengths of the connecting sleeve and the connecting column according to the tooth arrangement model, and respectively generating solid models of the bonding bottom plate, the bracket body and the sliding cover through 3D printing.
7. The method of manufacturing orthodontic brackets of claim 7, wherein: the positioning shaft, the movable plate and the clamping hook are of an integrated structure and are assembled with the left ligation wing after the solid model is generated through 3D printing.
CN202010204005.1A 2020-03-21 2020-03-21 Orthodontic bracket and method of manufacturing orthodontic bracket Pending CN111297498A (en)

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CN107874850A (en) * 2017-10-31 2018-04-06 陈建文 A kind of orthodontic locking bracket
CN108697488A (en) * 2016-01-29 2018-10-23 3M创新有限公司 The method of orthodontic bracket and manufacture orthodontic bracket
CN208048816U (en) * 2017-08-03 2018-11-06 有研医疗器械(北京)有限公司 A kind of active locking bracket with spring groove bottom
CN208464291U (en) * 2018-01-25 2019-02-05 上海震德齿科科技有限公司 A kind of orthodontic bracket
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1836990B1 (en) * 2006-03-23 2016-09-14 Ormco Corporation Low profile self-ligating orthodontic brackets
US20100203463A1 (en) * 2009-02-06 2010-08-12 Ortho Organizers, Inc. Self-ligating orthodontic bracket
CN104812328A (en) * 2012-07-23 2015-07-29 3M创新有限公司 Self-ligating orthodontic bracket
CN104918576A (en) * 2012-11-16 2015-09-16 世界级科技公司 Self-ligating orthodontic appliance with sliding cover
CN204636588U (en) * 2015-03-19 2015-09-16 上海交通大学医学院附属第九人民医院 Locking bracket
CA2949006A1 (en) * 2015-11-18 2017-05-18 Alexandre Gallo Lopes Self-ligating bracket with cantilever locking beam mechanism and other locking elements for ligating sliding members, and methods of making and use thereof
CN205548738U (en) * 2016-01-26 2016-09-07 杭州雅美口腔医疗器材厂 Self -ligating bracket
CN108697488A (en) * 2016-01-29 2018-10-23 3M创新有限公司 The method of orthodontic bracket and manufacture orthodontic bracket
CN105708565A (en) * 2016-02-02 2016-06-29 北京正齐口腔医疗技术有限公司 Method and device for manufacturing orthodontic bracket
CN107174356A (en) * 2016-03-10 2017-09-19 常州宁新医疗科技有限公司 A kind of orthodontic bracket of detachable
WO2018005072A1 (en) * 2016-06-30 2018-01-04 3M Innovative Properties Company Self-ligating orthodontic bracket
CN208048816U (en) * 2017-08-03 2018-11-06 有研医疗器械(北京)有限公司 A kind of active locking bracket with spring groove bottom
CN107874850A (en) * 2017-10-31 2018-04-06 陈建文 A kind of orthodontic locking bracket
CN208464291U (en) * 2018-01-25 2019-02-05 上海震德齿科科技有限公司 A kind of orthodontic bracket
CN209713209U (en) * 2019-01-18 2019-12-03 杭州精润金属制品有限责任公司 A kind of novel self-locking bracket for straightening of teeth

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