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CN107661150A - The preparation method that a kind of correction digitizes artificial tooth vacuole with 3D printing - Google Patents

The preparation method that a kind of correction digitizes artificial tooth vacuole with 3D printing Download PDF

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Publication number
CN107661150A
CN107661150A CN201710909524.6A CN201710909524A CN107661150A CN 107661150 A CN107661150 A CN 107661150A CN 201710909524 A CN201710909524 A CN 201710909524A CN 107661150 A CN107661150 A CN 107661150A
Authority
CN
China
Prior art keywords
tooth
vacuole
patient
extraction
oral cavity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710909524.6A
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Chinese (zh)
Inventor
陈良娇
冯嘉宝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Stomatological Hospital of Guangzhou Medical University
Original Assignee
Stomatological Hospital of Guangzhou Medical University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Stomatological Hospital of Guangzhou Medical University filed Critical Stomatological Hospital of Guangzhou Medical University
Priority to CN201710909524.6A priority Critical patent/CN107661150A/en
Publication of CN107661150A publication Critical patent/CN107661150A/en
Pending legal-status Critical Current

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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
    • A61C7/002Orthodontic computer assisted systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00Dental auxiliary appliances
    • A61C19/04Measuring instruments specially adapted for dentistry
    • 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
    • B33Y50/02Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • 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
    • B33Y80/00Products made by additive manufacturing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C2201/00Material properties

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

Abstract

The present invention relates to orthodontic technical field, the preparation method for digitizing artificial tooth vacuole with 3D printing more particularly, to a kind of correction, includes following steps:S1:Using software scans patient oral cavity, patient oral cavity data model is obtained;S2:After the completion of step S1, according to the patient oral cavity data model of acquisition, simulation arrangement is carried out to the tooth of patient, determines the digital information of patient teeth;S3:After the completion of step S2, according to the different phase of tooth movement, the width for determining extraction of tooth space is calculated;S4:After the completion of step S3, according to the extraction of tooth space width of the different phase moved in tooth of acquisition, agomphosis data after extraction are imported into 3D printing equipment, print artificial tooth vacuole, the present invention artificial tooth vacuole of personalization printing different in width, i.e., can move according to the distribution condition of extraction of tooth space without prejudice to tooth, the effect for covering extraction of tooth space is served again, and a kind of more attractive orthodontic treatment is provided to patient.

Description

The preparation method that a kind of correction digitizes artificial tooth vacuole with 3D printing
Technical field
The present invention relates to orthodontic technical field, and digitlization artificial tooth sky is printed with 3D more particularly, to a kind of correction The preparation method of bubble.
Background technology
In orthodontic treatment, often need to pull out four frist premolars treated or the correction of anterior tooth deficiency- Repair therapeutic alliance.Agomphosis position influences the attractive in appearance of patient over a period to come, and some even influence patient's pronunciation.Prior art In not perfect method solve this problem, life of the agomphosis position over a period to come to patient cause it is more not Just.At present, effective solution is clinically still lacked.Therefore, it is necessary to which one kind can fill up scarce placed technology, solve existing Have after being had tooth pulled out in technology because influenceing the problems such as patient pronounces and be attractive in appearance caused by agomphosis.
The content of the invention
The present invention is to overcome at least one defect described in above-mentioned prior art, there is provided a kind of correction prints numeral with 3D Change the preparation method of artificial tooth vacuole, can be according to the distribution condition of extraction of tooth space, the artificial tooth vacuole of personalization printing different in width, Moved without prejudice to tooth, serve the effect for covering extraction of tooth space again, a kind of more attractive orthodontic treatment is provided to patient.
In order to solve the above technical problems, the technical solution adopted by the present invention is:A kind of correction prints digitlization artificial tooth with 3D The preparation method of vacuole, wherein, include following steps:
S1:Using software scans patient oral cavity, patient oral cavity data model is obtained;
S2:After the completion of step S1, according to the patient oral cavity data model of acquisition, simulation arrangement is carried out to the tooth of patient, it is determined that The digital information of patient teeth;
S3:After the completion of step S2, according to the different phase of tooth movement, the width for determining extraction of tooth space is calculated;
S4:After the completion of step S3, according to the extraction of tooth space width of the different phase moved in tooth of acquisition, by lacking after extraction Tooth data import 3D printing equipment, print artificial tooth vacuole.
Using software scans patient oral cavity, the oral cavity data model in patient oral cavity is obtained by scanning, is obtaining patient's mouth On the basis of chamber data model, the arrangement situation to patient teeth calculates, and the arrangement situation to tooth carries out arrangement simulation. The different phase moved according to tooth, the width of extraction of tooth space is determined by calculating, the agomphosis data after extraction are imported into 3D beats Printing apparatus, print artificial tooth vacuole.
In one embodiment, in step S1, using tooth mould laser scanner or 3 shape Trios to patient oral cavity It is scanned, obtains patient oral cavity data model.
The oral cavity of patient is scanned using tooth mould laser scanner or 3 shape Trios, obtains the oral cavity of patient Data, the digital information of patient teeth is obtained, realize the simulation arrangement to patient teeth.
In one embodiment, in step sl, the digital information of patient teeth includes the digitlization of every tooth The corona long axis information and clinical crown central information of anatomic points information, tooth after separation.
Every tooth of patient is separated, the anatomic points information of every tooth, tooth are obtained after digital assay Corona long axis information and clinical crown central information, it is convenient that simulation arrangement is carried out to tooth.
In one embodiment, in step s 2, simulation arrangement is carried out to tooth, includes following steps:
S21:Carry out tooth and come into line the stage, come into line in the stage and periodically interval of tooth variable quantity is measured, obtain each week Phase interior tooth backlash variable quantity;
S22:After the completion of step S21, carry out the space closure stage, periodically interval of tooth variable quantity is entered in the space closure stage Row measurement, remaining gap value at extraction tooth is calculated according to gap variable quantity.
The row of teeth neat stage is first carried out, the stage is come into line in tooth, periodically interval of tooth variable quantity is measured, is led to The measurement in multiple cycles is crossed, obtains coming into line the average value of stage a cycle interior tooth backlash variable quantity in tooth.Carry out gap Dwell period, periodically interval of tooth variable quantity is measured in the space closure stage, by the measurement in multiple cycles, obtained To the average value in space closure stage a cycle interior tooth backlash variable quantity, stage and space closure rank are come into line by tooth The interval of tooth variable quantity that section measurement obtains, it is determined that the gap surplus being had tooth pulled out out after extraction, is determined according to gap surplus Make the size of artificial tooth vacuole.
In one embodiment, in step s 4, the material selection resin material of artificial tooth vacuole, the artificial tooth of resin material Vacuole can bond bracket.
In order to avoid the intraoral correction after extraction to patient impacts, the material selection resin material of artificial tooth vacuole, tree The artificial tooth vacuole of fat material can bond bracket, and in the intraoral utility arch ligation of patient together, play coverage extraction position The effect put.
The present invention compared with prior art, can be according to the distribution condition of extraction of tooth space, and personalization prints different in width Artificial tooth vacuole, prevent the mobile generation after having tooth pulled out to tooth from hindering, have the function that to cover extraction of tooth space again, one is provided to patient The more attractive orthodontic treatment of kind.The utility arch that bracket can be intraoral with patient can be bonded the artificial tooth vacuole printed simultaneously on Ligation together, is played a part of covering extraction option.
Brief description of the drawings
Fig. 1 is present invention method flow schematic diagram in one embodiment.
Fig. 2 is present invention method flow schematic diagram in one embodiment.
Embodiment
Accompanying drawing being given for example only property explanation, it is impossible to be interpreted as limitation of the present invention;It is attached in order to more preferably illustrate the present embodiment Scheme some parts to have omission, zoom in or out, do not represent the size of actual product;To those skilled in the art, Some known features and its explanation may be omitted and will be understood by accompanying drawing.Being given for example only property of position relationship described in accompanying drawing Explanation, it is impossible to be interpreted as limitation of the present invention.
Embodiment 1:
As shown in figure 1, the present invention provides the preparation method that a kind of correction prints digitlization artificial tooth vacuole with 3D, include following Step:
S1:Using software scans patient oral cavity, patient oral cavity data model is obtained;
S2:After the completion of step S1, according to the patient oral cavity data model of acquisition, simulation arrangement is carried out to the tooth of patient, it is determined that The digital information of patient teeth;
S3:After the completion of step S2, according to the different phase of tooth movement, the width for determining extraction of tooth space is calculated;
S4:After the completion of step S3, according to the extraction of tooth space width of the different phase moved in tooth of acquisition, by lacking after extraction Tooth data import 3D printing equipment, print artificial tooth vacuole.
Using software scans patient oral cavity, the oral cavity data model in patient oral cavity is obtained by scanning, is obtaining patient's mouth On the basis of chamber data model, the arrangement situation to patient teeth calculates, and the arrangement situation to tooth carries out arrangement simulation. The different phase moved according to tooth, the width of extraction of tooth space is determined by calculating, the agomphosis data after extraction are imported into 3D beats Printing apparatus, print artificial tooth vacuole.The oral cavity of patient is scanned using tooth mould laser scanner or 3 shape Trios, The oral cavity data of patient are obtained, realize the simulation arrangement to patient teeth, obtain the digital information of patient teeth.
Every tooth of patient is separated, the anatomic points information of every tooth, tooth are obtained after digital assay Corona long axis information and clinical crown central information, it is convenient that tooth is pulled out.
In order to avoid the intraoral correction after extraction to patient impacts, the material selection resin material of artificial tooth vacuole, tree The artificial tooth vacuole of fat material can bond bracket, and in the intraoral utility arch ligation of patient together, play coverage extraction position The effect put.The artificial tooth vacuole of resin material can be realized by way of grinding to adjust the structure of artificial tooth vacuole, improved false The adaptability of tooth vacuole.
In the present embodiment, artificial tooth vacuole is hollow structure, and artificial tooth vacuole form is similar to premolar teeth form, artificial tooth vacuole side The thickness of wall is 2mm, can be ground according to denture situation.If tooth movement result and the tooth of simulation over the course for the treatment of There is deviation in mobile result, and the size of artificial tooth vacuole have impact on tooth movement, and housing is adjusted by being ground to artificial tooth vacuole Vacuole size, vacuole is set to adapt to the interval of tooth of change.
Embodiment 2:
As shown in Fig. 2 similar to embodiment in the present embodiment, difference is, in the present embodiment, in step s 2, to tooth Tooth carries out simulation arrangement, includes following steps:
S21:Carry out tooth and come into line the stage, come into line in the stage and periodically interval of tooth variable quantity is measured, obtain each week Phase interior tooth backlash variable quantity;
S22:After the completion of step S21, carry out the space closure stage, periodically interval of tooth variable quantity is entered in the space closure stage Row measurement, remaining gap value at extraction tooth is calculated according to gap variable quantity.
The row of teeth neat stage is first carried out, the stage is come into line in tooth, periodically interval of tooth variable quantity is measured, is led to The measurement in multiple cycles is crossed, obtains coming into line the average value of stage a cycle interior tooth backlash variable quantity in tooth.Carry out gap Dwell period, periodically interval of tooth variable quantity is measured in the space closure stage, by the measurement in multiple cycles, obtained To the average value in space closure stage a cycle interior tooth backlash variable quantity, stage and space closure rank are come into line by tooth The interval of tooth variable quantity that section measurement obtains, it is determined that the gap surplus being had tooth pulled out out after extraction, is determined according to gap surplus Make the size of artificial tooth vacuole.
In the present embodiment, exemplified by pulling out maxillary first premolar, the artificial tooth vacuole for making maxillary first premolar is real Apply example.
S1:Using tooth mould laser scanner or 3 shape Trios scanning patient's plaster casts or intraoral scanning is carried out, The intraoral threedimensional model of patient is obtained, obtains patient oral cavity data model;
S2:Simulation arrangement is carried out to the tooth of patient, after the digital information for determining patient teeth, tooth entered by treatment plan Row arrangement;
S3:The different phase moved according to patient teeth, calculate the width for determining extraction of tooth space;
S4:The data that tooth is pulled out to position reach 3D printer, and artificial tooth vacuole is printed using 3D printer.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention Protection domain within.

Claims (6)

1. the preparation method that a kind of correction prints digitlization artificial tooth vacuole with 3D, it is characterised in that include following steps:
S1:Using software scans patient oral cavity, patient oral cavity data model is obtained;
S2:After the completion of step S1, according to the patient oral cavity data model of acquisition, simulation arrangement is carried out to the tooth of patient, it is determined that The digital information of patient teeth;
S3:After the completion of step S2, according to the different phase of tooth movement, the width for determining extraction of tooth space is calculated;
S4:After the completion of step S3, according to the extraction of tooth space width of the different phase moved in tooth of acquisition, by lacking after extraction Tooth data import 3D printing equipment, print artificial tooth vacuole.
2. the preparation method that correction according to claim 1 prints digitlization artificial tooth vacuole with 3D, it is characterised in that In step S1, patient oral cavity is scanned using tooth mould laser scanner or 3 shape Trios, obtains patient oral cavity data Model.
3. the preparation method that correction according to claim 1 prints digitlization artificial tooth vacuole with 3D, it is characterised in that In step S1, anatomic points information, the tooth of tooth after digitizing separation of the digital information of patient teeth including every tooth Crown length axis information and clinical crown central information.
4. the preparation method that correction according to claim 1 prints digitlization artificial tooth vacuole with 3D, it is characterised in that In step S2, simulation arrangement is carried out to tooth, includes following steps:
S21:Carry out tooth and come into line the stage, come into line in the stage and periodically interval of tooth variable quantity is measured, obtain each week Phase interior tooth backlash variable quantity;
S22:After the completion of step S21, carry out the space closure stage, periodically interval of tooth variable quantity is entered in the space closure stage Row measurement, remaining gap value at extraction tooth is calculated according to gap variable quantity.
5. the preparation method that a kind of correction according to claim 4 prints digitlization artificial tooth vacuole with 3D, its feature exist In in step S21 and step S22, each cycle time is set as 2 months.
6. the preparation method that a kind of correction according to claim 1 prints digitlization artificial tooth vacuole with 3D, its feature exist In, in step s 4, the material selection resin material of the artificial tooth vacuole, the artificial tooth vacuole of resin material can bond bracket, And middle-distant direction can be ground.
CN201710909524.6A 2017-09-29 2017-09-29 The preparation method that a kind of correction digitizes artificial tooth vacuole with 3D printing Pending CN107661150A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109512533A (en) * 2018-10-26 2019-03-26 金黎 Method for manufacturing false teeth for invisible orthodontic tooth
CN111658199A (en) * 2020-05-28 2020-09-15 北京为开数字科技有限公司 Manufacturing method of occlusal plate for partial dentition loss patient and occlusal plate
CN116749522A (en) * 2023-06-29 2023-09-15 合肥卓越义齿制作有限公司 3D printing system and method for orthodontic correction tool

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040229185A1 (en) * 2003-02-26 2004-11-18 Align Technology, Inc. Systems and methods for fabricating a dental template with a 3-D object placement
CN103405276A (en) * 2013-07-10 2013-11-27 浙江工业大学 Digitalized making method of dental orthodontic appliance and fixed appliance
CN106073919A (en) * 2016-07-19 2016-11-09 华南理工大学 A kind of adaptation method of digitized without mould for mouth mending material
CN106073918A (en) * 2016-06-20 2016-11-09 中国科学院兰州化学物理研究所 A kind of method of 3D printing and making tooth mould mould
CN106859787A (en) * 2017-03-17 2017-06-20 西安增材制造国家研究院有限公司 The method that data prepare gear division correction stealth facing is extracted, processes and rebuild to a kind of being cut based on digitlization layer to corona cloud data

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040229185A1 (en) * 2003-02-26 2004-11-18 Align Technology, Inc. Systems and methods for fabricating a dental template with a 3-D object placement
CN103405276A (en) * 2013-07-10 2013-11-27 浙江工业大学 Digitalized making method of dental orthodontic appliance and fixed appliance
CN106073918A (en) * 2016-06-20 2016-11-09 中国科学院兰州化学物理研究所 A kind of method of 3D printing and making tooth mould mould
CN106073919A (en) * 2016-07-19 2016-11-09 华南理工大学 A kind of adaptation method of digitized without mould for mouth mending material
CN106859787A (en) * 2017-03-17 2017-06-20 西安增材制造国家研究院有限公司 The method that data prepare gear division correction stealth facing is extracted, processes and rebuild to a kind of being cut based on digitlization layer to corona cloud data

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109512533A (en) * 2018-10-26 2019-03-26 金黎 Method for manufacturing false teeth for invisible orthodontic tooth
CN111658199A (en) * 2020-05-28 2020-09-15 北京为开数字科技有限公司 Manufacturing method of occlusal plate for partial dentition loss patient and occlusal plate
CN116749522A (en) * 2023-06-29 2023-09-15 合肥卓越义齿制作有限公司 3D printing system and method for orthodontic correction tool

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Application publication date: 20180206