CN107822723A - A kind of oral appliance preparation method - Google Patents

A kind of oral appliance preparation method Download PDF

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Publication number
CN107822723A
CN107822723A CN201711329892.XA CN201711329892A CN107822723A CN 107822723 A CN107822723 A CN 107822723A CN 201711329892 A CN201711329892 A CN 201711329892A CN 107822723 A CN107822723 A CN 107822723A
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China
Prior art keywords
bracket
dimensional
connecting plate
tooth model
oral appliance
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CN201711329892.XA
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Chinese (zh)
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CN107822723B (en
Inventor
陈启锋
陈家良
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Fujian Feng Feng Oral And Maxillofacial Orthodontics Research Institute
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Fujian Feng Feng Oral And Maxillofacial Orthodontics Research Institute
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/002—Orthodontic computer assisted systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12—Brackets; Arch wires; Combinations thereof; Accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE 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
    • B33Y10/00—Processes of additive manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE 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
    • B33Y50/00—Data acquisition or data processing for additive manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE 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
    • B33Y80/00—Products made by additive manufacturing

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Chemical & Material Sciences (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)
  • General Engineering & Computer Science (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

The present invention relates to a kind of oral appliance preparation method, including establishing bracket database, extraction Buccodental threedimensional model, bracket, generation connection Slab, 3 D-printing connecting plate material object being assembled in tooth three-dimensional model, bracket is installed on connecting plate material object again, insert arch wire and applies corrective force, produces the individuation correcting device finished product of customization.The present invention completes the design and making of connecting plate, greatly simplifies Making programme fully by three dimensional virtual technique.

Description

A kind of oral appliance preparation method
Technical field：
The invention belongs to orthodontic field, more particularly to a kind of oral appliance preparation method.
Background technology：
Traditional oral orthodontic treatment be in oral cavity first by bracket and grind one's teeth in sleep pipe be pasted onto tooth lip side (lateral surface) or Person's tongue side face (medial surface), orthodontic bow-wire is then inserted again, Orthodontic force is applied to tooth after ligaturing arch wire.Each part assembling above Directly carried out all in disease population with the process of reinforcing, the operating time is longer, and many inconvenience are brought to doctor and patient.And by Influence in the visual field is urgent with the operating time, is very easy to generation error, this brings influence to the course for the treatment of and curative effect.
Application number 201610048837.2, a kind of oral appliance and preparation method thereof, including a plural bracket, bow are disclosed Silk and ligation thing, wherein：Connecting rod is carried on every bracket, a plural bracket is arranged by dental bit architecture, and in plural number The connecting plate that parcel one is formed with dentistry plastics or composite resin material on the outside of root connecting rod, solidification are integral；The arch wire point Do not insert in a plural bracket, ligatured by ligaturing thing and be applied with orthodontic force.It is clinically by doctor that the appliance is overall again Insert in patient oral cavity, directly by bracket on facing, then rub connecting rod and bracket junction, take out connecting plate and Connecting rod, leave plural number be installed with arch wire, the bracket that ligatures and be applied with orthodontic force on facing, when greatly shortening orthodontic procedure Between, and meet personalized customization again, there is the characteristics of accurate efficient.Making is mainly carried out on the tooth model of patient, then Transfer in patient oral cavity.Manufacturing process bothers, complex process, and the cycle is grown.
How using ripe three dimensional virtual technique, the scheme of connecting plate making is completed by three-dimensional software, becomes this Invent the object of research.
The content of the invention：
The purpose of the present invention, which is that invention is a kind of, carries out the assembling of tooth model and bracket by virtual technology, and passes through calculating The three-dimensional connection Slab of machine design, then connecting plate material object is printed by three-dimensional printer, and the oral cavity for carrying out bracket assembling in kind is rectified Control device preparation method.
The technical scheme is that be achieved in that：
A kind of oral appliance preparation method, it is characterised in that：This method comprises the following steps：
First, three-dimensional bracket database corresponding to band connection lever bracket groove material object is established；
2nd, the three-dimensional tooth model of Buccodental is extracted；
3rd, by Computerized three-dimensional software, three-dimensional tooth model is imported, and according to different tooth face structures, call in adaptable Three-dimensional bracket, assembled one by one, also will three-dimensional bracket be assemblied in lip side or the tongue side of three-dimensional tooth model, corresponding tooth Correct position on, and lock fit relation；
4th, using three-dimensional software, directly in occlusal surfaces of teeth, design connection Slab；The connection Slab of generation, has Occlusal surface indentation portion and connecting rod indentation portion；By three-dimensional printer, connection Slab is printed, obtains connecting plate material object；
5th, it is in kind that bracket is assembled on connecting plate, during according to three-dimensional tooth Model Mounting, bracket corresponding to selection is in kind, By connecting rod indentation portion corresponding to the connecting rod insertion connecting plate of bracket, adjust to exact position, dispensing is fixed, and makes plural number Bracket connects integral；
6th, after an adhesive curing, according to clinical treatment, an arch wire is inserted in bracket groove, gives and ligatures, and Apply Orthodontic force；
7th, by above-mentioned gained be applied with Orthodontic force connecting plate and bracket it is overall, give sterilization wrap, personalized mouth Chamber appliance.
The step 2 extracts three-dimensional tooth model, and using spatial digitizer, direct oral cavity scanning obtains；Or to making Buccodental mock-up be scanned obtain three-dimensional tooth model.
In the step 4, the connection Slab of generation, it is allowed to extend to words side non-undercut area from occlusal surfaces of teeth；The company Fishplate bar cross-sectional width is between 5-20mm, and section thickness is in more than 1.0mm.
In the step 4, the connection Slab of generation, one or two fracture is provided with, the fracture is stung in adjacent teeth Between conjunction face.
The present invention completes the design and making of connecting plate, greatly simplifies Making programme fully by three dimensional virtual technique；And And the connecting plate printed is in kind accurate, when reduction tradition pours adze plastics or resin making connecting plate, moulding is uncontrollable, needs secondary repair The trouble cut；Finally another fit on material object bracket on connecting plate, after putting adhesive curing, then arch wire is connected, ligature and apply Orthodontic force, produce the oral appliance with customization of individual character.
Brief description of the drawings：
With reference to specific legend, the present invention will be further described：
Fig. 1 is the schematic diagram of bracket one
Fig. 2 is the schematic diagram of bracket two
Fig. 3 is the schematic diagram of bracket three
Fig. 4 is three-dimensional tooth model schematic
Fig. 5 is that Fig. 4 assembles schematic diagram after three-dimensional bracket
Fig. 6 designs schematic diagram after connecting plate for Fig. 5
Fig. 7 is to print connecting plate schematic diagram
Fig. 8 is that connecting plate cementation has bracket schematic diagram
Wherein
1-bracket, 11-connecting rod, 111-bending hook
112-indentation, 113-bending, 2-three-dimensional tooth model
3-connecting plate, 31-occlusal surface indentation portion, 32-connecting rod indentation portion
33-fracture, 4-arch wire
Embodiment：
Oral appliance preparation method, comprises the following steps：
First, three-dimensional bracket database corresponding to band connection lever bracket groove material object is established.
Reference picture 1, bracket one, it is a kind of concrete structure in movable wing, is adapted to the lip side for being fixed on incisor and canine tooth, The base one end of bracket 1 is extended with connecting rod 11, and the connection boom end can be contradicted in occlusal surface into the structure of bending hook 111, during assembling On, there is provided coordinate benchmark, and reliably can be embedded in connecting plate 3, enough corrective forces can be born after putting adhesive curing.Moreover connect Bar 11 carries complex trace indentation 112 towards bracket face side, may know that each bracket 1 is bonded in the specific height on facing during operation, Increase the accuracy of bonding.
Reference picture 2, bracket two, it is a kind of concrete structure in movable wing, is adapted to be fixed on premolar teeth facing, equally exists The base one end of bracket 1 is extended with connecting rod 11, and the connection end can contradict on the biting surface into the structure of bending 113, there is provided assembling Benchmark, and be fixed on connecting plate 3, the corrective force of arch wire is born, surface is again with complex trace indentation 112.
Reference picture 3, bracket three, for pipe concrete structure of grinding one's teeth in sleep, it is adapted to be fixed on and grinds one's teeth in sleep on facing, again with connecting rod 11st, connection boom end carries indentation 112 into the structure of bending 113, and connecting rod surface.Clinic is that incisor and canine tooth are corrections Main body, the corrective force of application is big, therefore in connection boom end into the structure of bending 113, can guarantee that reliable viscous between connecting plate 3 Knot.
This example enumerates above-mentioned common three kinds of brackets, or the bracket of other moulding and function, if bracket makes first Phase establishes model, such as Pro/ENGINEER by personal computer three-dimensional software, Unigraphics NX, soldworks, Or exocad dental CAD design softwares etc., material object is just then printed as by numerically controlled lathe or three-dimensional printer.Now, only need Call in database.
2nd, the three-dimensional tooth model of Buccodental is extracted；Specific have a two methods, one, using spatial digitizer, directly Oral cavity scanning obtains；Secondly, spatial digitizer to the Buccodental mock-up of making, be scanned and obtain three-dimensional tooth mould Type.
The three-dimensional tooth model 2 that reference picture 4, as 3-D scanning obtain, can have access to and fill under Computerized three-dimensional software Match somebody with somebody.Spatial digitizer such as AutoScan-DS300 gear divisions spatial digitizer.
3rd, by Computerized three-dimensional software, three-dimensional tooth model 2 is imported, and according to different tooth face structures, call in adaptable Three-dimensional bracket 1, assembled one by one, also will three-dimensional bracket 1 be assemblied in lip side or the tongue side of three-dimensional tooth model 2, it is corresponding On the correct position of tooth, and lock fit relation.Special instruction, the label of three-dimensional bracket still quote Fig. 1 brackets into Fig. 3 1 label；It is label 3 to connect Slab and print connecting plate in kind, similarly hereinafter.
Such as Fig. 5, the three-dimensional tooth model 2 and three-dimensional bracket 1 assembled in three-dimensional software, three-dimensional bracket 1 is locked in strong On positive correct position, and bending hook 111 or the bending 113 of the connecting rod of bracket are kept, contradicted on the occlusal surface of tooth, formed Another cooperation benchmark.
4th, using three-dimensional software, directly in occlusal surfaces of teeth, design connection Slab；The connection Slab of generation, has Occlusal surface indentation portion and connecting rod indentation portion；By three-dimensional printer, connection Slab is printed, it is in kind to obtain connecting plate 3.
Such as Fig. 6, on the basis of Fig. 5, directly contradicted in the occlusal surface and connecting rod of tooth outside the end in the occlusal surface, Precisely outside bending hook 111 or bending 113；Obturation of the generation with concave surface pressing, namely connection Slab 3 is designed, After reaching rigidity requirement, three-dimensional tooth model 2 and three-dimensional bracket 1 are hidden；Check connection Slab 3, the occlusion especially generated Face pressure recess 31 and connecting rod indentation portion 32, the clean and tidy impulse- free robustness in edge, then row printing, the connecting plate 3 of printing is in kind, such as Fig. 7.
In this step, the connection Slab 3 of generation, it is allowed to extend to words side non-undercut area from occlusal surfaces of teeth；The connection The width in plate section is between 5-20mm, and section thickness is in more than 1.0mm.
And in the connection Slab 3 of generation, one or two fracture 33 is may be provided with, the fracture 33 is stung in adjacent teeth Between conjunction face.It is convenient to be cut off in incision position when adjacent teeth dislocation is serious, and can not directly be positioned on Buccodental occlusal surface, Two sections are installed respectively.
5th, it is in kind that bracket 1 is assembled on connecting plate 3, during according to three-dimensional tooth Model Mounting, bracket corresponding to selection is real Thing, connecting rod indentation portion 32 corresponding to the connecting rod insertion connecting plate 3 of bracket 1 being adjusted to exact position, dispensing is fixed, Connect a plural bracket 1 integral.That is after obtaining connecting plate 3, reverse operating is carried out, in the connecting rod of connecting plate 3 Indentation portion 32, bracket 1 corresponding to loading.
6th, after an adhesive curing, according to clinical treatment, an arch wire 4 is inserted in the groove of bracket 1, gives and ligatures, And apply Orthodontic force, ligation thing is omitted in figure, such as ligature loop or ligature.By the rigidity of connecting plate 3, it is allowed in fixed support Arch wire 4 is inserted in groove 1, and implements ligation and applies Orthodontic force operation.Finished product such as Fig. 8.
7th, by above-mentioned gained be applied with Orthodontic force connecting plate and bracket it is overall, give sterilization wrap, personalized mouth Chamber appliance.
Oral appliance is according to patient's tooth form structure, is customized by batch production, greatly shortens the clinical manipulation time, clinically Two steps are only done, the three-dimensional tooth model of the first extraction Buccodental, second is installed into finished product oral appliance in oral cavity.By In oral appliance customized from patient teeth's model, extremely coincide with patient teeth, clinically, only need to be by oral appliance On bracket be pasted onto one by one on corresponding facing, connecting rod and bracket junction, taking-up connecting plate and connecting rod are rubbed after solidification, Leave plural number be installed with arch wire, the bracket that ligatures thing and be applied with orthodontic force on facing, settle at one go.

Claims (4)

  1. A kind of 1. oral appliance preparation method, it is characterised in that：This method comprises the following steps：
    First, three-dimensional bracket database corresponding to band connection lever bracket groove material object is established；
    2nd, the three-dimensional tooth model of Buccodental is extracted；
    3rd, by Computerized three-dimensional software, three-dimensional tooth model is imported, and according to different tooth face structures, call in adaptable three Vito groove, is assembled one by one, also will three-dimensional bracket be assemblied in lip side or the tongue side of three-dimensional tooth model, corresponding tooth is just On true position, and lock fit relation；
    4th, using three-dimensional software, directly in occlusal surfaces of teeth, design connection Slab；The connection Slab of generation, there is occlusion Face pressure recess and connecting rod indentation portion；By three-dimensional printer, connection Slab is printed, obtains connecting plate material object；
    5th, it is in kind that bracket is assembled on connecting plate, during according to three-dimensional tooth Model Mounting, bracket corresponding to selection is in kind, will hold in the palm Connecting rod indentation portion corresponding to the connecting rod insertion connecting plate of groove, is adjusted to exact position, and dispensing is fixed, and makes a plural bracket It is even integral；
    6th, after an adhesive curing, according to clinical treatment, an arch wire is inserted in bracket groove, gives and ligatures, and apply Orthodontic force；
    7th, by above-mentioned gained be applied with Orthodontic force connecting plate and bracket it is overall, give sterilization wrap, personalized oral cavity rectify Control device.
  2. A kind of 2. oral appliance preparation method according to claim 1, it is characterised in that：Step 2 extracts three-dimensional tooth Model, using spatial digitizer, direct oral cavity scanning obtains；Or acquisition is scanned to the Buccodental mock-up of making Three-dimensional tooth model.
  3. A kind of 3. oral appliance preparation method according to claim 1, it is characterised in that：In step 4, the company of generation Fishplate bar model, it is allowed to extend to words side non-undercut area from occlusal surfaces of teeth；The connecting plate cross-sectional width is between 5-20mm, section Thickness is in more than 1.0mm.
  4. A kind of 4. oral appliance preparation method according to claim 1 or 3, it is characterised in that：In step 4, generation Slab is connected, is provided with one or two fracture, the fracture is between adjacent teeth occlusal surface.
CN201711329892.XA 2017-12-13 2017-12-13 Method for manufacturing oral appliance Active CN107822723B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201711329892.XA CN107822723B (en) 2017-12-13 2017-12-13 Method for manufacturing oral appliance

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CN107822723A true CN107822723A (en) 2018-03-23
CN107822723B CN107822723B (en) 2022-05-13

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110090083A (en) * 2019-04-12 2019-08-06 张正朴 Adaptive bracket bracket indirectly
CN110478063A (en) * 2019-07-30 2019-11-22 张正朴 A kind of method that bracket is directly bonded
CN110507434A (en) * 2019-07-30 2019-11-29 张正朴 Mounting device for being adhered directly to bracket on facing
CN111572025A (en) * 2020-04-30 2020-08-25 杭州口腔医院集团有限公司 Preparation method of 3D guide plate for MSE maxillary bone arch expansion
CN112203613A (en) * 2019-02-18 2021-01-08 中部医疗有限会社 Orthodontic device
CN114983596A (en) * 2022-04-20 2022-09-02 西北民族大学 Method for manufacturing oral cavity tray positioner based on 3D printing technology

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CN105534614A (en) * 2016-02-05 2016-05-04 浙江中医药大学 Split type biteplate and split type differential tooth jaw shaping device
CN105662614A (en) * 2016-01-25 2016-06-15 陈启锋 Oral appliance and production method thereof
CN105919682A (en) * 2016-06-06 2016-09-07 西安博恩生物科技有限公司 Rapid forming production method of personalized customization concealed teeth correcting equipment

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Publication number Priority date Publication date Assignee Title
US20050239013A1 (en) * 2002-09-17 2005-10-27 Orametrix, Inc. Tooth templates for bracket positioning and other uses
WO2014128423A2 (en) * 2013-02-23 2014-08-28 Amar Benaddi Vestibular orthodontic appliance
CN104161596A (en) * 2014-08-04 2014-11-26 浙江工业大学 Shape memory material-based oral appliance production method and invisible appliance thereby
CN105662614A (en) * 2016-01-25 2016-06-15 陈启锋 Oral appliance and production method thereof
CN105534614A (en) * 2016-02-05 2016-05-04 浙江中医药大学 Split type biteplate and split type differential tooth jaw shaping device
CN105919682A (en) * 2016-06-06 2016-09-07 西安博恩生物科技有限公司 Rapid forming production method of personalized customization concealed teeth correcting equipment

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112203613A (en) * 2019-02-18 2021-01-08 中部医疗有限会社 Orthodontic device
CN112203613B (en) * 2019-02-18 2022-04-01 中部医疗有限会社 Orthodontic device
CN110090083A (en) * 2019-04-12 2019-08-06 张正朴 Adaptive bracket bracket indirectly
WO2020206748A1 (en) * 2019-04-12 2020-10-15 张正朴 Adaptive indirect bracket pasting support frame
CN110478063A (en) * 2019-07-30 2019-11-22 张正朴 A kind of method that bracket is directly bonded
CN110507434A (en) * 2019-07-30 2019-11-29 张正朴 Mounting device for being adhered directly to bracket on facing
CN110478063B (en) * 2019-07-30 2021-02-19 张正朴 Method for directly bonding bracket
CN111572025A (en) * 2020-04-30 2020-08-25 杭州口腔医院集团有限公司 Preparation method of 3D guide plate for MSE maxillary bone arch expansion
CN114983596A (en) * 2022-04-20 2022-09-02 西北民族大学 Method for manufacturing oral cavity tray positioner based on 3D printing technology

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