CN104814804A - Anterior tooth aesthetic repair tooth preparation quantity measuring method and preparation method - Google Patents
Anterior tooth aesthetic repair tooth preparation quantity measuring method and preparation method Download PDFInfo
- Publication number
- CN104814804A CN104814804A CN201510254413.7A CN201510254413A CN104814804A CN 104814804 A CN104814804 A CN 104814804A CN 201510254413 A CN201510254413 A CN 201510254413A CN 104814804 A CN104814804 A CN 104814804A
- Authority
- CN
- China
- Prior art keywords
- preparation
- tooth
- guide plate
- silicone rubber
- key point
- 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
Links
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The invention relates to an anterior tooth aesthetic repair tooth preparation quantity measuring method and a preparation method. The measuring method comprises the steps: A, carrying out the substantiation of a preparation quantity: obtaining a target repair body gypsum model by virtue of aesthetic wax pattern impression of an original model of a tooth; preparing the target repair body gypsum model to obtain a preparation body gypsum model; injecting a rapidly-hardened resin material into a silicone rubber guide plate obtained by pressing the original model of the tooth, placing the preparation body gypsum model into the silicone rubber guide plate, solidifying the rapidly-hardened resin material, and then removing the silicone rubber guide plate, thereby obtaining a preparation quantity body containing the preparation body gypsum model; B, measuring the preparation quantity body: measuring thickness of 3 to 13 key points determined by a cut end, a lip-tongue surface and two adjacent surfaces of the preparation quantity body; C, preparing a tooth: drilling a deep hole of the corresponding thickness in the key point corresponding to the tooth according to the thickness of each key point of the preparation quantity body, and polishing each surface, thereby completing the preparation of the tooth. By adopting the method, the preparation quantity of the tooth can be precisely measured, and the preparation of the tooth can be completed.
Description
Technical field
The present invention relates to a kind of measurement and preparation method thereof of tooth preparation amount, particularly a kind of measurement of tooth preparation amount of labial teeth aesthetic orthopaedics and preparation method thereof.
Background technology
Labial teeth aesthetic orthopaedics is the measure taking the form changing tooth and (or) periodontal tissue, makes every effort to tooth attractive in appearance and functionally obtain maximum coordination, thus makes the final effect optimization of reparation.For the patient that aesthstic district repairs, need first to design through esthetic analysis, the basis of patient's original dental tooth model makes wax pattern attractive in appearance, i.e. target dummy form, again with the form of target dummy for instruct, carry out tooth body (Tooth preparation) preparation, making every effort to accurately copy target dummy is final dummy.
At present with the form of target dummy for instructing, the operation carrying out tooth preparation is:
By wax pattern die attractive in appearance, obtain target dummy plaster model; Turn over and make an exposure and cut the silicone rubber guide plate that the silicone rubber guide plate of end and expose labial surface.
Expose the preparation that the silicone rubber guide plate cutting end is used to guide the transverse section of tooth body labial surface lingual surface: silicone rubber guide plate is in place in mouth, observing cuts on the transverse section of end, whether guide plate reaches required enamel coating space to be preserved amount to the vertical dimension of tooth body, if not, silicone rubber guide plate to be taken out in mouth continuation preparation; Again silicone rubber guide plate is put into after preparation mouth in place, observe; Repeatedly above-mentioned in place, observe, take out, the step of preparation, until the vertical dimension of tooth body and silicone rubber guide plate reaches enamel coating space to be preserved amount.Again silicone rubber guide plate is evenly reamed one deck in horizontal direction, in order to instruct the preparation of the tooth body in words face, next transverse section.
The silicone rubber guide plate exposing labial surface is used to guide the tooth preparation cutting end: silicone rubber guide plate is in place in mouth, observation tooth body is cut the vertical dimension of holding guide plate to cut end stop and whether is reached required enamel coating space to be preserved amount, if not, silicone rubber guide plate to be taken out in mouth continuation preparation; Again silicone rubber guide plate is put into after preparation mouth in place, observe; Repeatedly above-mentioned in place, observe, take out, the step of preparation, until the vertical dimension of tooth body and silicone rubber guide plate reaches enamel coating space to be preserved amount.
Said method needs the silicone rubber guide plate of making many levels and repeatedly gets to wear, and complex operation, increases the sense of discomfort of patient.And the method cannot accurately measure tooth preparation amount, preparation error is large; Need doctor to carry out with clinical experience, abecedarian is difficult to accurate grasp.
Summary of the invention
The invention provides a kind of measurement and preparation method thereof of tooth preparation amount of labial teeth aesthetic orthopaedics.The method can accurately measure tooth body preparation amount and with for having instructed the preparation of tooth body, simple to operate, meet the main trend of " accurate, Wicresoft "; Avoid and repeatedly get by silicone rubber guide plate the sense of discomfort worn and patient is caused; And the requirement reduced doctor's clinical experience, overcome doctor and carry out tooth preparation by rule of thumb, randomness is large, error is large, the uncertain shortcoming of result.
The present invention realizes the technical scheme that its goal of the invention takes to be: a kind of measurement of tooth preparation amount of labial teeth aesthetic orthopaedics and preparation method thereof, the steps include:
The hypostazation of A, preparation amount
Prepared by A1, desirable Tooth preparation: obtain wax pattern attractive in appearance by tooth body archetype, carry out die obtain target dummy plaster model to wax pattern attractive in appearance; Prepare on target dummy plaster model according to minimum preparation amount, obtain Tooth preparation plaster model;
Prepared by A2, preparation amount entity: suppressed obtaining silicone rubber guide plate by tooth body archetype, fast-set resin material is injected in silicone rubber guide plate, again Tooth preparation plaster model is inserted silicone rubber guide plate in place, make fast-set resin material be full of gap between silicone rubber guide plate and Gypsum Fibrosum Tooth preparation; Treat fast-set resin material solidification, remove silicone rubber guide plate, namely obtain the preparation amount entity including Tooth preparation plaster model;
B, preparation amount entity measuring
Determine 3-13 key point respectively at cut end, words face and two proximal surfaces of the preparation amount entity including Tooth preparation plaster model, then take out Tooth preparation plaster model, then with the thickness at each key point place of kind of calliper preparation amount entity;
C, tooth preparation
The thickness at each key point place of preparation amount entity obtained is walked according to B, the deep hole that drill point gets out corresponding thickness is demarcated by the degree of depth by the key point place corresponding at tooth body, again polishing is carried out successively in each face, make burnishing surface arrive at the bottom of each deep hole, namely complete the preparation of tooth body.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention passes through fast-set resin material by the preparation amount hypostazation of tooth body, and accurately each some preparation of measurement is taken measurements, as the guidance of tooth preparation; The preparation that drill point has assisted tooth body is demarcated further by the degree of depth; The method can accurately be demarcated the preparation amount of teething body and complete the preparation of tooth body on tooth body, simple to operate; Without the need to crosschecking by standby silicone rubber guide plate, reducing thus to the sense of discomfort that patient causes, and this method reducing the requirement to doctor's clinical experience, overcoming doctor and carry out tooth preparation by rule of thumb, the shortcoming that randomness is large and error is large.
Further, in steps A 2 of the present invention, fast-set resin material used is methyl methacrylate.
Methyl methacrylate is a kind of organic compound, also known as MMA, is a kind of dental materials being generally used in hat temporarily and making.Have and be easy to shaping polishing, rapid solidification, the advantage close with color of teeth.
Further, cut end, words face and two proximal surfaces at preparation amount entity in step B of the present invention determine that the specific practice of 3-13 key point is respectively:
Including the labial surface of preparation amount entity and the lingual surface of Tooth preparation plaster model, draw two trisection horizontal lines along long axis of tooth direction and two trisection vertical lines perpendicular to long axis of tooth direction;
Labial surface and lingual surface are divided into 9th district by trisection horizontal line and trisection vertical line, the intersection point of trisection line, and the central point in every district, are the key point of preparation amount entity labial surface and lingual surface;
The trisection horizontal line of labial surface is extended to proximal surface, proximal surface is divided into 3rd district, the mid point in every district is the key point of preparation amount entity proximal surface; Extended to by the trisection vertical line of labial surface and cut end, will cut end and be divided into 3rd district, the mid point in every district is the key point that preparation amount entity cuts end.
In order to ensure measurement data from resin to the accurate transfer tooth body, the stability of key point position is very important.In whole transfer, the form of target dummy is stablized constant, thus the position of the trisection line in its each face and intersection point are also stablized constant, therefore, determines that the position of key point is also stable and have repeatability further by trisection line.
Further, in step C of the present invention, the concrete structure of degree of depth demarcation drill point is: the needle handle that the described degree of depth demarcates drill point can coordinate with dental turbo machine; There is the corundum coating for holing at the syringe needle place of degree of depth demarcation drill point; The degree of depth is demarcated drill point and is arranged scale near the needle body side of syringe needle, and scale is made up of different color regions.
This degree of depth demarcates drill point can be adaptive with existing dental turbo machine, and the scale of different colours can be used for accurate depthkeeping when doctor operates, thus accurately gets out the deep hole of corresponding thickness at the key point place that tooth body is corresponding, has assisted the accurate preparation of tooth body.
Below in conjunction with the drawings and specific embodiments, the present invention is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation that the embodiment of the present invention degree of depth used demarcates drill point.
In figure, a represents that the degree of depth demarcates the needle handle of drill point, and b represents that the degree of depth demarcates the corundum coating of drill point syringe needle, and c represents that the degree of depth demarcates the scale of drill point needle body side.
Detailed description of the invention
Embodiment
A kind of detailed description of the invention of the present invention is: a kind of measurement of tooth preparation amount of labial teeth aesthetic orthopaedics and preparation method thereof, the steps include:
The hypostazation of A, preparation amount
Prepared by A1, desirable Tooth preparation: obtain wax pattern attractive in appearance by tooth body archetype, carry out die obtain target dummy plaster model to wax pattern attractive in appearance; Prepare on target dummy plaster model according to minimum preparation amount (namely selected hat material reaches the minimum thickness of the intensity can bearing Biting force), obtain Tooth preparation plaster model;
Prepared by A2, preparation amount entity: suppressed obtaining silicone rubber guide plate by tooth body archetype, fast-set resin material is injected in silicone rubber guide plate, again Tooth preparation plaster model is inserted silicone rubber guide plate in place, make fast-set resin material be full of gap between silicone rubber guide plate and Gypsum Fibrosum Tooth preparation; Treat fast-set resin material solidification, remove silicone rubber guide plate, namely obtain the preparation amount entity including Tooth preparation plaster model;
B, preparation amount entity measuring
Determine 3-13 key point respectively at cut end, words face and two proximal surfaces of the preparation amount entity including Tooth preparation plaster model, then take out Tooth preparation plaster model, then with the thickness at each key point place of kind of calliper preparation amount entity;
C, tooth preparation
The thickness at each key point place of preparation amount entity obtained is walked according to B, the deep hole that drill point gets out corresponding thickness is demarcated by the degree of depth by the key point place corresponding at tooth body, again polishing is carried out successively in each face, make burnishing surface arrive at the bottom of each deep hole, namely complete the preparation of tooth body.
Fast-set resin material used in steps A 2 described in this example is methyl methacrylate.
Cut end, words face and two proximal surfaces at preparation amount entity in step B described in this example determine that the specific practice of 3-13 key point is respectively:
Including the labial surface of preparation amount entity and the lingual surface of Tooth preparation plaster model, draw two trisection horizontal lines along long axis of tooth direction and two trisection vertical lines perpendicular to long axis of tooth direction;
Labial surface and lingual surface are divided into 9th district by trisection horizontal line and trisection vertical line, the intersection point of trisection line, and the central point in every district, are the key point of preparation amount entity labial surface and lingual surface;
The trisection horizontal line of labial surface is extended to proximal surface, proximal surface is divided into 3rd district, the mid point in every district is the key point of preparation amount entity proximal surface; Extended to by the trisection vertical line of labial surface and cut end, will cut end and be divided into 3rd district, the mid point in every district is the key point that preparation amount entity cuts end.
Fig. 1 illustrates, in step C described in this example, the concrete structure of degree of depth demarcation drill point is: the needle handle a that the described degree of depth demarcates drill point can coordinate with dental turbo machine; There is the corundum coating b for holing at the syringe needle place of degree of depth demarcation drill point; The degree of depth is demarcated drill point and is arranged scale c near the needle body side of syringe needle, and scale c is made up of different color regions.
Claims (3)
1. the measurement of the tooth preparation amount of labial teeth aesthetic orthopaedics and a preparation method thereof, the steps include:
The hypostazation of A, preparation amount
Prepared by A1, desirable Tooth preparation: obtain wax pattern attractive in appearance by tooth body archetype, carry out die obtain target dummy plaster model to wax pattern attractive in appearance; Measure according to minimum preparation, target dummy plaster model prepares, obtains Tooth preparation plaster model;
Prepared by A2, preparation amount entity: suppressed obtaining silicone rubber guide plate by tooth body archetype, fast-set resin material is injected in silicone rubber guide plate, again Tooth preparation plaster model is inserted silicone rubber guide plate in place, make fast-set resin material be full of gap between silicone rubber guide plate and Gypsum Fibrosum Tooth preparation; Treat fast-set resin material solidification, remove silicone rubber guide plate, namely obtain the preparation amount entity including Tooth preparation plaster model;
B, preparation amount entity measuring
Determine 3-13 key point respectively at cut end, words face and two proximal surfaces of the preparation amount entity including Tooth preparation plaster model, then take out Tooth preparation plaster model, then with the thickness at each key point place of kind of calliper preparation amount entity;
C, tooth preparation
The thickness at each key point place of preparation amount entity obtained is walked according to B, the deep hole that drill point gets out corresponding thickness is demarcated by the degree of depth by the key point place corresponding at tooth body, again polishing is carried out successively in each face, make burnishing surface arrive at the bottom of each deep hole, namely complete the preparation of tooth body.
2. the measurement of the tooth preparation amount of a kind of labial teeth aesthetic orthopaedics according to claim 1 and preparation method thereof, is characterized in that: fast-set resin material used in described steps A 2 is methyl methacrylate.
3. the measurement of the tooth preparation amount of a kind of labial teeth aesthetic orthopaedics according to claim 1 and preparation method thereof, is characterized in that: cut end, words face and two proximal surfaces at preparation amount entity in described step B determine that the specific practice of 3-13 key point is respectively:
Including the labial surface of preparation amount entity and the lingual surface of Tooth preparation plaster model, draw two trisection horizontal lines along long axis of tooth direction and two trisection vertical lines perpendicular to long axis of tooth direction;
Labial surface and lingual surface are divided into 9th district by trisection horizontal line and trisection vertical line, the intersection point of trisection line, and the central point in every district, are the key point of preparation amount entity labial surface and lingual surface;
The trisection horizontal line of labial surface is extended to proximal surface, proximal surface is divided into 3rd district, the mid point in every district is the key point of preparation amount entity proximal surface; Extended to by the trisection vertical line of labial surface and cut end, will cut end and be divided into 3rd district, the mid point in every district is the key point that preparation amount entity cuts end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510254413.7A CN104814804B (en) | 2015-05-18 | 2015-05-18 | The measurement of the tooth preparation amount of labial teeth aesthetic orthopaedics and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510254413.7A CN104814804B (en) | 2015-05-18 | 2015-05-18 | The measurement of the tooth preparation amount of labial teeth aesthetic orthopaedics and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104814804A true CN104814804A (en) | 2015-08-05 |
| CN104814804B CN104814804B (en) | 2016-06-08 |
Family
ID=53725466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510254413.7A Active CN104814804B (en) | 2015-05-18 | 2015-05-18 | The measurement of the tooth preparation amount of labial teeth aesthetic orthopaedics and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104814804B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109259873A (en) * | 2018-07-18 | 2019-01-25 | 北京大学口腔医学院 | A kind of personalization tooth closes face transparent silicone rubber guide plate and its preparation, the method that tooth is suffered from auxiliary filling |
| CN109925085A (en) * | 2019-04-25 | 2019-06-25 | 四川大学 | A kind of tooth-planting down suction measurement component |
| WO2021047301A1 (en) * | 2019-09-09 | 2021-03-18 | 四川大学 | Prepared, stopping-depth-demarcated bur for use with prepared 3d-printed dental guide plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5339154A (en) * | 1991-10-15 | 1994-08-16 | Kaltenbach & Voigt Gmb & Co. | Method and apparatus for optical measurement of objects |
| CN1130860A (en) * | 1994-05-31 | 1996-09-11 | 特克风险公司 | Method for molding dental restorations and related apparatus |
| CN101548911A (en) * | 2008-04-03 | 2009-10-07 | 北京大学口腔医学院 | Complete denture designing and manufacturing method based on CAD/RP technology |
| JP2011136012A (en) * | 2009-12-28 | 2011-07-14 | Panasonic Corp | Method for testing coping and method for manufacturing coping using the same |
| CN102579148A (en) * | 2012-03-05 | 2012-07-18 | 深圳市爱尔创科技有限公司 | Preparation method of aesthetic all-zirconia restoration body |
-
2015
- 2015-05-18 CN CN201510254413.7A patent/CN104814804B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5339154A (en) * | 1991-10-15 | 1994-08-16 | Kaltenbach & Voigt Gmb & Co. | Method and apparatus for optical measurement of objects |
| CN1130860A (en) * | 1994-05-31 | 1996-09-11 | 特克风险公司 | Method for molding dental restorations and related apparatus |
| CN101548911A (en) * | 2008-04-03 | 2009-10-07 | 北京大学口腔医学院 | Complete denture designing and manufacturing method based on CAD/RP technology |
| JP2011136012A (en) * | 2009-12-28 | 2011-07-14 | Panasonic Corp | Method for testing coping and method for manufacturing coping using the same |
| CN102579148A (en) * | 2012-03-05 | 2012-07-18 | 深圳市爱尔创科技有限公司 | Preparation method of aesthetic all-zirconia restoration body |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109259873A (en) * | 2018-07-18 | 2019-01-25 | 北京大学口腔医学院 | A kind of personalization tooth closes face transparent silicone rubber guide plate and its preparation, the method that tooth is suffered from auxiliary filling |
| CN109259873B (en) * | 2018-07-18 | 2021-01-05 | 北京大学口腔医学院 | Personalized occlusal surface transparent silicone rubber guide plate and preparation method thereof and method for assisting in filling of affected teeth |
| CN109925085A (en) * | 2019-04-25 | 2019-06-25 | 四川大学 | A kind of tooth-planting down suction measurement component |
| CN109925085B (en) * | 2019-04-25 | 2024-02-20 | 四川大学 | Vertical clearance measurement assembly for oral implantation |
| WO2021047301A1 (en) * | 2019-09-09 | 2021-03-18 | 四川大学 | Prepared, stopping-depth-demarcated bur for use with prepared 3d-printed dental guide plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104814804B (en) | 2016-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109009511B (en) | Three-dimensional analysis tooth preparation guide plate manufacturing method based on 3D printing and use method | |
| Quaas et al. | Direct mechanical data acquisition of dental impressions for the manufacturing of CAD/CAM restorations | |
| Rudolph et al. | Accuracy of intraoral and extraoral digital data acquisition for dental restorations | |
| Shah et al. | The use of a 3D laser scanner using superimpositional software to assess the accuracy of impression techniques | |
| CN104699865B (en) | A kind of digitalized oral cavity fixes the method and device repaired | |
| US10292794B2 (en) | Method and system for the construction of a dental prosthesis | |
| CN106073919B (en) | Non-mold digital adaptation method for dental prosthesis | |
| CN108472105A (en) | Dental restortion mold | |
| US8347517B2 (en) | Measuring device for the determination of several parameters during the production of total dental prostheses | |
| Schaefer et al. | Effect of CNC-milling on the marginal and internal fit of dental ceramics: a pilot study | |
| CN106999260A (en) | Dental restortion molding technique | |
| CN203369979U (en) | Calibration device for tooth-planting positioning guide plates | |
| CN103494653A (en) | Method for digitally measuring dental jaw growth and development laws | |
| DE502006005266D1 (en) | Process for the preparation of a dental restoration | |
| CN107928821A (en) | A kind of method of quick Fabrication digitlization plantation guide plate and its special positioning jaw frame | |
| CN104814804B (en) | The measurement of the tooth preparation amount of labial teeth aesthetic orthopaedics and preparation method thereof | |
| CN107392997A (en) | It is a kind of to digitize adaptation method without mould for mouth mending material | |
| Haim et al. | Randomized Controlled Clinical Study on the Accuracy of Two-Stage Putty-and-Wash Impression Materials. | |
| CN204671295U (en) | A kind of degree of depth for tooth preparation demarcates drill point | |
| Cayouette et al. | Three-dimensional analysis of dual-arch impression trays. | |
| CN105147408A (en) | Preparation quantity measuring device for prepared teeth and method for applying preparation quantity measuring device | |
| Luo et al. | Accuracy of three digital waxing–guided trial restoration protocols for controlling the depths of tooth preparation for ceramic veneers | |
| Shafa et al. | The effects of custom tray material on the accuracy of master casts | |
| JP4900629B1 (en) | Upper and lower jaw related acquisition set | |
| KR20160095754A (en) | DEntal XYZ articulator and ZIG FOR DENTAL CAD CAM SYSTEM |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |