CN110101466A - A kind of positioning of cut end without shoulder fenestration veneer designing and manufacturing method - Google Patents

A kind of positioning of cut end without shoulder fenestration veneer designing and manufacturing method Download PDF

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Publication number
CN110101466A
CN110101466A CN201910317008.3A CN201910317008A CN110101466A CN 110101466 A CN110101466 A CN 110101466A CN 201910317008 A CN201910317008 A CN 201910317008A CN 110101466 A CN110101466 A CN 110101466A
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CN
China
Prior art keywords
veneer
cut end
wax pattern
shoulder
fenestration
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.)
Granted
Application number
CN201910317008.3A
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Chinese (zh)
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CN110101466B (en
Inventor
孙玉春
钟伟秋
周永胜
王勇
陈虎
叶红强
文超
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Nanjing Profeta Intelligent Technology Co ltd
Original Assignee
Peking University School of Stomatology
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Priority to CN201910317008.3A priority Critical patent/CN110101466B/en
Publication of CN110101466A publication Critical patent/CN110101466A/en
Application granted granted Critical
Publication of CN110101466B publication Critical patent/CN110101466B/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00Dental auxiliary appliances
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00Filling or capping teeth
    • A61C5/20Repairing attrition damage, e.g. facets

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  • Health & Medical 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)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

The present invention relates to a kind of positioning of cut end without shoulder fenestration veneer designing and manufacturing method, has following steps: 1) designing veneer wax pattern, CAD on no shoulder fenestration veneer preparation body Model;2) the gum end margin of veneer wax pattern is designed as the bladed edge of 30-60 degree;3) the cut end edge designs of veneer wax pattern are to dock form with natural teeth cut end;4) in the cut end edge trisection posistion of veneer wax pattern, the hook-shape structure of two tray covered teeth cut ends is designed;5) using casting, numerical control cutting, perhaps the method printing wax pattern of 3D printing or the method for using numerical control cutting or 3D printing directly make veneer;6) it is terminated using hook-shape structure as positioning, the veneer to complete is adhered on tooth, then abrade the hook-shape structure and polished.The tooth preparation amount in neck portion when the present invention can significantly reduce tooth veneer restorations, and veneer is improved in the final precision in place on dental preparations surface.

Description

A kind of positioning of cut end without shoulder fenestration veneer designing and manufacturing method
Technical field
The present invention relates to a kind of production of tooth veneer, and in particular to a kind of cut end positioning is set without shoulder fenestration veneer Count production method.
Background technique
Currently, when tooth veneer restorations, it is desirable that in the neck preparation shoulder of tooth, tooth preparation amount is larger, is easy to appear Sensitivity of tooth, edge be closely sealed after treatment, microleakage even secondary caries bad the problems such as.It is continuous with veneer restorations material Development, the veneer for having supported production 0.3mm even more thin at present, can no longer prepare the shoulder structure of tooth neck.But When carrying out the design of fenestration veneer, such as without shoulder, then final in place precision of the veneer on dental preparations surface is often not achieved It is required that.
Summary of the invention
In order to overcome the above deficiency, the present invention provide a kind of cut end positioning without the shoulder fenestration veneer side of designing and producing Method can use Design of digital and production, the tooth preparation amount in neck portion when can significantly reduce tooth veneer restorations, and improve patch Final in place precision of the face on dental preparations surface.
In order to achieve the above object, the present invention has following technical solution:
A kind of cut end positioning of the invention without shoulder fenestration veneer designing and manufacturing method, have following steps:
1) veneer wax pattern is designed on no shoulder fenestration veneer preparation body Model, using manual wax-up or computer aided manufacturing Help design;
2) the gum end margin of veneer wax pattern is designed as the bladed edge of 30-60 degree;
3) the cut end edge designs of veneer wax pattern are to dock form with natural teeth cut end;
4) in the cut end edge trisection posistion of veneer wax pattern, the hook-shape structure of two tray covered teeth cut ends, width are designed About 0.5-1mm, thickness about 0.5mm;
5) using casting, numerical control cutting perhaps 3D printing method printing wax pattern or use numerical control cutting or 3D printing Method directly make veneer;
6) it is terminated using hook-shape structure as positioning, the veneer to complete is adhered on tooth, the hook-type is then abraded Structure simultaneously polishes.
Wherein, cut end edge trisection posistion refers to the separation position of centre two of cut end edge trisection.
The present invention has the advantages that
Energy is using Design of digital and production, the tooth preparation amount in neck portion when can significantly reduce tooth veneer restorations, and Veneer is improved in the final precision in place on dental preparations surface.
Detailed description of the invention
Fig. 1 is the schematic diagram of the invention without shoulder fenestration veneer preparation body Model;
Fig. 2 be Fig. 1 A-A to enlarged diagram;
Fig. 3 is the enlarged diagram of Fig. 1 bottom view.
1, without shoulder fenestration veneer preparation body Model;2, veneer wax pattern;3, gum end;4, cut end;5, hook-shape structure.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
A kind of cut end positioning of the invention without shoulder fenestration veneer designing and manufacturing method, have following steps:
1) veneer wax pattern is designed on no shoulder fenestration veneer preparation body Model, using manual wax-up or computer aided manufacturing Help design;
2) the gum end margin of veneer wax pattern is designed as the bladed edge of 30-60 degree;
3) the cut end edge designs of veneer wax pattern are to dock form with natural teeth cut end;
4) in the cut end edge trisection posistion of veneer wax pattern, the hook-shape structure of two tray covered teeth cut ends, width are designed About 0.5-1mm, thickness about 0.5mm;
5) using casting, numerical control cutting perhaps 3D printing method printing wax pattern or use numerical control cutting or 3D printing Method directly make veneer;
6) it is terminated using hook-shape structure as positioning, the veneer to complete is adhered on tooth, the hook-type is then abraded Structure simultaneously polishes.
Cut end edge trisection posistion refers to the separation position of centre two of cut end edge trisection.
As described above, the present invention more can be realized adequately.The foregoing is merely relatively reasonable implementations of the invention Example, protection scope of the present invention include but is not limited to this, and those skilled in the art is any to be based on the technology of the present invention side Unsubstantiality denaturation change is included within the scope of the present invention includes in case.

Claims (2)

1. a kind of positioning of cut end without shoulder fenestration veneer designing and manufacturing method, it is characterised in that have following steps:
1) veneer wax pattern is designed on no shoulder fenestration veneer preparation body Model, is set using manual wax-up or area of computer aided Meter;
2) the gum end margin of veneer wax pattern is designed as the bladed edge of 30-60 degree;
3) the cut end edge designs of veneer wax pattern are to dock form with natural teeth cut end;
4) in the cut end edge trisection posistion of veneer wax pattern, the hook-shape structure of two tray covered teeth cut ends is designed, width is about 0.5-1mm, thickness about 0.5mm;
5) using casting, the numerical control cutting perhaps method printing wax pattern of 3D printing or using the side of numerical control cutting or 3D printing Method directly makes veneer;
6) it is terminated using hook-shape structure as positioning, the veneer to complete is adhered on tooth, the hook-shape structure is then abraded And it polishes.
2. a kind of cut end positioning according to claim 1 without shoulder fenestration veneer designing and manufacturing method, feature exists In: cut end edge trisection posistion refers to the separation position of centre two of cut end edge trisection.
CN201910317008.3A 2019-04-19 2019-04-19 Method for designing and manufacturing end-cutting positioning shoulder-free windowing type veneering Active CN110101466B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910317008.3A CN110101466B (en) 2019-04-19 2019-04-19 Method for designing and manufacturing end-cutting positioning shoulder-free windowing type veneering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910317008.3A CN110101466B (en) 2019-04-19 2019-04-19 Method for designing and manufacturing end-cutting positioning shoulder-free windowing type veneering

Publications (2)

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CN110101466A true CN110101466A (en) 2019-08-09
CN110101466B CN110101466B (en) 2021-02-12

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CN201910317008.3A Active CN110101466B (en) 2019-04-19 2019-04-19 Method for designing and manufacturing end-cutting positioning shoulder-free windowing type veneering

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112386344A (en) * 2020-10-15 2021-02-23 儒蓉(成都)医疗科技有限公司 Elastic veneered bridge and preparation method thereof

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989010725A1 (en) * 1988-05-12 1989-11-16 Bernard Weissman Method and apparatus for veneer tooth facing
US5403187A (en) * 1992-05-26 1995-04-04 Wauchope; Frederick T. Methods of preparation of a tooth by reduction thereof
WO1997043981A1 (en) * 1996-05-22 1997-11-27 Roy Conley A drill guide
WO1999021504A1 (en) * 1997-10-28 1999-05-06 Flexible Dimensions, Llc Flexible dimension temporary and long-term provisional crowns
US20050216024A1 (en) * 2004-03-29 2005-09-29 Massoud Yehia A Surgical guide for use during sinus elevation surgery utilizing the Caldwell-Luc osteotomy
CN201341967Y (en) * 2009-02-13 2009-11-11 张军 Dental restoration device
CN102499765A (en) * 2011-11-08 2012-06-20 郑雷 Tooth cosmetic veneering method
CN205758744U (en) * 2016-03-31 2016-12-07 深圳爱尔创口腔技术有限公司 A kind of flexible fixture of dental prosthetic material
US10092371B1 (en) * 2016-08-30 2018-10-09 Patrick L. Roetzer Occlusal sculpting device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989010725A1 (en) * 1988-05-12 1989-11-16 Bernard Weissman Method and apparatus for veneer tooth facing
US5403187A (en) * 1992-05-26 1995-04-04 Wauchope; Frederick T. Methods of preparation of a tooth by reduction thereof
WO1997043981A1 (en) * 1996-05-22 1997-11-27 Roy Conley A drill guide
WO1999021504A1 (en) * 1997-10-28 1999-05-06 Flexible Dimensions, Llc Flexible dimension temporary and long-term provisional crowns
US20050216024A1 (en) * 2004-03-29 2005-09-29 Massoud Yehia A Surgical guide for use during sinus elevation surgery utilizing the Caldwell-Luc osteotomy
CN201341967Y (en) * 2009-02-13 2009-11-11 张军 Dental restoration device
CN102499765A (en) * 2011-11-08 2012-06-20 郑雷 Tooth cosmetic veneering method
CN205758744U (en) * 2016-03-31 2016-12-07 深圳爱尔创口腔技术有限公司 A kind of flexible fixture of dental prosthetic material
US10092371B1 (en) * 2016-08-30 2018-10-09 Patrick L. Roetzer Occlusal sculpting device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112386344A (en) * 2020-10-15 2021-02-23 儒蓉(成都)医疗科技有限公司 Elastic veneered bridge and preparation method thereof
CN112386344B (en) * 2020-10-15 2022-10-21 儒蓉(成都)医疗科技有限公司 Elastic veneered bridge and preparation method thereof

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Effective date of registration: 20231009

Address after: No. 12, Qizhou East Road, Jiangning District, Nanjing City, Jiangsu Province, 210000

Patentee after: NANJING PROFETA INTELLIGENT TECHNOLOGY Co.,Ltd.

Address before: 5009, scientific research building, School of Stomatology, Peking University, 22 Zhongguancun South Street, Haidian District, Beijing 100081

Patentee before: PEKING University SCHOOL OF STOMATOLOGY