CN110433005A - The aesthetic effect of different process porcelain veneer reparation discoloration tooth shows colour table and production method - Google Patents
The aesthetic effect of different process porcelain veneer reparation discoloration tooth shows colour table and production method Download PDFInfo
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- CN110433005A CN110433005A CN201910862752.1A CN201910862752A CN110433005A CN 110433005 A CN110433005 A CN 110433005A CN 201910862752 A CN201910862752 A CN 201910862752A CN 110433005 A CN110433005 A CN 110433005A
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- porcelain
- reparation
- colour table
- discoloration
- aesthetic effect
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- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 201
- 230000000694 effects Effects 0.000 title claims abstract description 59
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 56
- 206010044032 Tooth discolouration Diseases 0.000 title claims abstract description 49
- 230000008569 process Effects 0.000 title claims abstract description 41
- 238000002845 discoloration Methods 0.000 claims abstract description 40
- 238000012360 testing method Methods 0.000 claims description 41
- 239000000758 substrate Substances 0.000 claims description 38
- 238000005266 casting Methods 0.000 claims description 24
- 238000005034 decoration Methods 0.000 claims description 21
- 238000004088 simulation Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 14
- 239000002344 surface layer Substances 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 10
- 210000004268 dentin Anatomy 0.000 claims description 8
- 238000005498 polishing Methods 0.000 claims description 8
- 230000008439 repair process Effects 0.000 claims description 8
- 239000002320 enamel (paints) Substances 0.000 claims description 6
- 239000000123 paper Substances 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 238000007639 printing Methods 0.000 claims description 5
- 239000004098 Tetracycline Substances 0.000 claims description 4
- 239000010410 layer Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 230000019612 pigmentation Effects 0.000 claims description 4
- 229960002180 tetracycline Drugs 0.000 claims description 4
- 229930101283 tetracycline Natural products 0.000 claims description 4
- 235000019364 tetracycline Nutrition 0.000 claims description 4
- 150000003522 tetracyclines Chemical class 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 3
- 239000011111 cardboard Substances 0.000 claims description 3
- 238000004590 computer program Methods 0.000 claims description 3
- 239000006071 cream Substances 0.000 claims description 3
- 239000011819 refractory material Substances 0.000 claims description 3
- 238000005488 sandblasting Methods 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 229940079593 drug Drugs 0.000 claims 1
- 239000003814 drug Substances 0.000 claims 1
- 210000000214 mouth Anatomy 0.000 claims 1
- 229910010293 ceramic material Inorganic materials 0.000 abstract description 9
- 238000004891 communication Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 abstract description 2
- 238000005094 computer simulation Methods 0.000 abstract 1
- 230000035699 permeability Effects 0.000 description 21
- 239000003086 colorant Substances 0.000 description 12
- 238000012216 screening Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 8
- 238000005245 sintering Methods 0.000 description 6
- 239000002241 glass-ceramic Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007731 hot pressing Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000007569 slipcasting Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 101100134872 Arabidopsis thaliana LTA3 gene Proteins 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 244000137852 Petrea volubilis Species 0.000 description 1
- 208000004509 Tooth Discoloration Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000011960 computer-aided design Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- KUDPGZONDFORKU-UHFFFAOYSA-N n-chloroaniline Chemical compound ClNC1=CC=CC=C1 KUDPGZONDFORKU-UHFFFAOYSA-N 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000036367 tooth discoloration Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C19/00—Dental auxiliary appliances
- A61C19/10—Supports for artificial teeth for transport or for comparison of the colour
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F11/00—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position
- G09F11/23—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the advertising or display material forming part of rotating members, e.g. in the form of perforations, prints, or transparencies on a drum or disc
- G09F11/232—Disc card or folded disc shaped card information display devices
Abstract
The invention belongs to dentistry technical field of auxiliary equipment, disclose the aesthetic effect display board and production method of a kind of different process porcelain veneer reparation discoloration tooth, by analyzing different manufacture crafts and different technical parameters to porcelain veneer reparation discoloration tooth color science performance and semipermeable affecting laws, it designs the dedicated aesthetic effect of porcelain veneer reparation discoloration tooth and shows colour table, the color science information of colour table can be with input computer simultaneously, by programming, the computer simulation of aesthetic effect is realized.The present invention can allow patient to clearly see to suffer from tooth under certain discoloration, and it is different that tooth grinds the amount of cutting, and select different ceramic materials and manufacture craft, the difference of aesthetic effect after reparation, help patient to make reasonable selection and establish reasonable aesthetics simultaneously and be expected.Porcelain veneer is dedicated to show that colour table not only can be improved the preoperative aesthetic effect for carrying out porcelain veneer reparation to deep Stained Teeth of reparation doctor and prejudge；Convenient for the preoperative doctor patient communication of aesthetic orthopaedics, patient is helped to improve to repairing effect satisfaction.
Description
Technical field
The invention belongs to dentistry technical field of auxiliary equipment more particularly to a kind of different process porcelain veneer reparation to change colour
The aesthetic effect of tooth shows colour table and production method.
Background technique
Currently, the prior art commonly used in the trade is such that
Porcelain veneer not only can preferably save tissue of tooth, but also have as a kind of minimally invasive aesthetic orthopaedics method
Outstanding aesthetic properties are widely used to the aesthetic orthopaedics of front tooth discolouration at present.The aesthetic effect of porcelain veneer reparation discoloration tooth
It is not only related with abutment discoloration, and ceramic material, thickness and processing technology will affect final repairing effect.Face at present
Porcelain veneer reparation discoloration tooth is when for example dentine colours deeper tetracycline pigmentation teeth and devital tooth on bed, not due to tooth discoloration degree
Together, Different Individual is different to the Subjective of beauty, and tooth preparation amount is different, selects different ceramic materials and processing technology, porcelain veneer
Repairing effect and patient satisfaction have bigger difference.How effective doctor patient communication to be carried out in the preoperative, and the help tooth patient that changes colour builds
Vertical reasonable aesthetics is expected, is the successful important link of aesthetic orthopaedics, however still lacks intuitive science in clinical position at present
Repairing effect demonstration tool.
The most like prior art implementation with the present invention are as follows:
VITA3D Master color board is used to select the color of dummy, can be the color of normal adjacent teeth, is also possible to
The color of patient personalized selection.
The dentine color board of adopted company, Huojia County is used for the determination of tooth preparation future trouble tooth color, by color of teeth after preparation
This key factor is taken into account.
IPS e.max colorimetric turntable is the lithium bisilicate glass ceramics for company, adopted Huojia County, according to the target of dummy
Color and suffer from tooth preparation backteeth body color to determine the color of ceramic material.
In conclusion problem of the existing technology is:
Above-mentioned color board or colorimetric turntable are mainly used for doctor and make technician's communication of dummy, play color information biography
The effect of passing, be related to doctor patient communication effect is only selection of the patient to color of object after reparation.Existing tool can not allow trouble
Person knows the discoloration for itself tooth, selects what material and technique, and how much tooth preparation is measured, and selects different porcelain veneers
How is aesthetic effect after reparation.At present for the porcelain veneer reparation for the tooth that changes colour, repairs the preoperative shortage of doctor and deep Stained Teeth is repaired
The science anticipation of aesthetic effect after multiple, while lacking intuitive effective doctor patient communication tool to help patient to establish reasonable aesthetics
It is expected that.
Solve the difficulty and meaning of above-mentioned technical problem:
Since clinically porcelain veneer production is related to multiple material and technique, and the color information multiplicity for the tooth that changes colour is complicated,
Realize that the difficulty of this technology is to show in colour table how limited tile and discoloration substrate can simulate clinic well, simultaneously
It can guarantee its representativeness again.The invention includes common three kinds of different process porcelain veneer tile in clinical position: hot pressing casting
Glass ceramics, the feldspathic tile of CAD/CAM technique by traditional slip casting sintering (porcelain) and chair, and manufacturing process is use up
Cladding ceramic structure and repeatedly sintering in amount simulation clinical application.For the substrate that changes colour, represented using having in classical documents
Property discoloration tooth information and adopted company, Huojia County dentine color board color information, it is comprehensive that a certain range of discoloration substrate is provided.
Even if discoloration substrate not identical with certain patient teeth, close or similar discoloration substrate can be used also to show that patient selects
Select the porcelain veneer repairing effect difference of different materials, processing technology and thickness.
The displaying colour table that the present invention designs intuitively can show that tooth is suffered from different degrees of discoloration to patient, select certain
When material, manufacture craft and thickness, porcelain veneer repair after aesthetic effect, provide intuitive friendship for the doctor patient communication of aesthetic orthopaedics
Stream tool.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of aesthetics of different process porcelain veneer reparation discoloration tooth
Effect shows colour table and production method.
The invention is realized in this way a kind of aesthetic effect of different process porcelain veneer reparation discoloration tooth shows the system of colour table
Make method, the production method that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows colour table, is by analyzing not
With manufacture craft and different technical parameters to porcelain veneer reparation discoloration tooth color science performance and semipermeable affecting laws, porcelain is obtained
Veneer restorations change colour the suitable production method of tooth in various degree, design porcelain veneer based on the analysis results and repair dedicated aesthetic effect exhibition
Show colour table.
The production method that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows colour table further comprises casting
The production of porcelain tile:
Internal diameter 12mm is suppressed using cylindrical stainless steel custom mold, thickness 0.35mm and 0.60mm GC resin sheet is used
It loses wax-casting die and makes tri- kinds of A3 color IPS e.maxPressHT, LT and MO transparency core porcelain test specimens.Using 240#-1200#
Core tile is polishing to 0.25mm and 0.50m by waterproof abrasive paper respectively, and error is ± 0.02mm；At the core porcelain surface sand-blasting to complete
Heap A3 color adorns porcelain IPS.e.max cream dentin after reason, and decorations porcelain is sintered completion in three times, and uses 240#-1200# water sand
For paper polishing decorations enamel coating to 0.25mm or 0.50mm, error is ± 0.05mm.
It being ultimately produced every kind of transparency and casts porcelain tile each 4, decorations porcelain/core porcelain thickness is respectively 0.25mm/0.25mm,
0.5mm/0.25mm, 0.25mm/0.5mm and 0.5mm/0.5mm.
The production method that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows colour table further comprises baking
The production of porcelain tile:
The stamp of diameter 12mm cylinder stainless steel mould is produced using silicone rubber impression material, loose wind refractory material is recorded
Model is smooth by model both ends liquid honing.Using the method for layering heap modeling, successive heap moulds IPS on refractory model
D.SIGN A3 color low temperature hides color porcelain powder and body porcelain powder, and wherein opaque thickness is 0.10mm, and error is ± 0.05mm.Body porcelain point
Be sintered three times, after completing using 240#-1200# waterproof abrasive paper by porcelain tile overall thickness be polishing to 0.50mm and
0.75mm,.
The production method that the aesthetic effect of different process porcelain veneer reparation discoloration tooth shows colour table further comprises
The production of CAD-CAM tile:
A3 color VitablocsMarkII LT porcelain block is selected, using CEREC software design and makes diameter 12mm, with a thickness of
Three kinds of CAD-CAM tiles of 0.50mm, 0.75mm and 1.00mm.
The production method that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows colour table further comprises becoming
Color substrate fabrication:
It is formed by different chromatic value cardboards printing plastic packaging, diameter 15mm；Wherein 4 discoloration substrates are using simulation tetracycline pigmentation teeth
Chromatic value production；Light gray: L*67.12, a*4.19, b*3.22；It is dark-grey: L*61.27, a*5.3, b*0.58；Azarin: L*
63.88, a*9.35, b*4.6；It is dark red: L*59.21, a*11.71, b*3.77；Disk is made using 9 kinds of die resin ND1-ND9
Test specimen (diameter 12mm, thickness 2mm) makes other 9 discolorations substrate according to chromatic value printing plastic packaging is measured.
Another object of the present invention is to provide a kind of different process porcelain veneers made using the production method to repair
The aesthetic effect of discoloration tooth shows that colour table, the aesthetic effect of the different process porcelain veneer reparation discoloration tooth show colour table setting again
Have:
At least two layers of displaying colour table；
It shows that colour table surface layer is connect by second(-)motion shaft with colour table bottom is shown, shows that colour table bottom is inlayed in various degree
Discoloration substrate.
Further, casting porcelain tile, porcelain tile and the CAD-CAM tile for showing colour table surface layer and inlaying different-thickness.
Another object of the present invention is to provide a kind of aesthetic effect exhibitions of different process porcelain veneer reparation discoloration tooth
Show that the emulation mode of colour table, the emulation mode include:
(1) the tile color information for showing colour table surface layer different process, material and thickness is inputted into computer, establishes simulation
Porcelain veneer library；
(2) color information for showing colour table bottom difference discoloration substrate is inputted into computer, establishes simulation discoloration tooth library；
(3) selection and overlapping of simulation porcelain veneer and the tooth that changes colour are realized by writing computer program；
(4) can accurate reproduction difference simulation porcelain veneer with it is different discoloration teeth overlapping after color information, for doctor with trouble
Person carries out preoperative simulation.
Another object of the present invention is to provide a kind of aesthetics for being equipped with the different process porcelain veneer reparation discoloration tooth
The dentistry ancillary equipment of effect displaying colour table.
In conclusion advantages of the present invention and good effect are as follows:
The invention includes common three kinds of different process porcelain veneer tile in clinical position: the glass pottery of hot pressing casting
Porcelain, the feldspathic tile of traditional slip casting sintering (porcelain) and chair side CAD-CAM technique.Ceramic material is cast because of glass ceramics itself
Superior semi permeability can assign dummy more naturally lively aesthetic effect, but for the deeper abutment that changes colour, cast porcelain
The substrate that the color masking ability deficiency of material will lead to discoloration appears, and influences aesthetic effect.Porcelain tile is due to that can select screening color
The good screening color enamel coating of effect covers discoloration substrate, and surface heap moulds different permeability ceramic materials and carries out layering sintering, therefore porcelain porcelain
Piece has preferable covering power to discoloration substrate, but permeability is relatively poor.The material that CAD-CAM makes porcelain veneer is currently used
There are two main classes, and one kind is glass ceramics, and aesthetic effect is similar to casting porcelain, therefore is not repeated, the present invention selects
Vitablocs Mark II, material itself belong to the good feldspar porcelain of permeability.CAD-CAM tile advantage outstanding is meter
Calculation machine Computer Aided Design and computer-aided manufacturing it is convenient and efficient.Tile not only includes porcelain veneer production in clinic in the present invention
Common technique and representative ceramic material, and manufacturing process simulates clinical practice operation as far as possible.
13 discoloration substrates combine the tooth that changes colour in classical documents and company, adopted Huojia County dentine color board in the present invention
Information.It is intuitively shown in different discoloration substrates by different tiles, patient can be allowed to clearly see and suffer from tooth in certain journey that changes colour
Under degree, tooth grinds the amount of cutting difference, selects different ceramic materials and technique, the difference of color science effect after reparation, to help patient
Repair materials and technique are selected, while establishing reasonable aesthstic desired value, is conducive to the preoperative doctor patient communication of aesthetic orthopaedics.
Porcelain veneer is dedicated to show that aesthstic the imitating for repairing doctor to the progress porcelain veneer reparation of deep Stained Teeth not only can be improved in colour table
Fruit anticipation, and when the present invention compensates for porcelain veneer reparation discoloration tooth doctor patient communication tool blank, be conducive to improve patient full
Meaning degree.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the aesthetic effect provided in an embodiment of the present invention for repairing discoloration tooth shows colour table；
Fig. 2 is the structural schematic diagram provided in an embodiment of the present invention for showing colour table bottom.
Fig. 3 is the structural schematic diagram provided in an embodiment of the present invention for showing colour table surface layer.
In figure: 1, showing colour table surface layer；2, colour table bottom is shown；3, change colour substrate；4, porcelain tile is cast；5, porcelain tile；
6, CAD-CAM tile；7, second(-)motion shaft.
Fig. 4 is different IPs decorations porcelain thickness casting porcelain test specimen value of chromatism Δ E provided in an embodiment of the present invention001 (hiding color power)；Figure
In: Δ indicates that two group differences are not statistically significant.
Fig. 5 is different IPs decorations porcelain thickness casting porcelain test specimen value of chromatism Δ E provided in an embodiment of the present invention002 (match colors
Property).
Fig. 6 is the semi permeability of different IPs decorations porcelain thickness casting porcelain test specimen provided in an embodiment of the present invention.
Fig. 7 is the value of chromatism Δ E of different porcelain thickness porcelain test specimens provided in an embodiment of the present invention001 (hiding color power).
Fig. 8 is the value of chromatism Δ E of different porcelain thickness porcelain test specimens provided in an embodiment of the present invention002 (match colors
Property).
Fig. 9 is the semi permeability schematic diagram of different porcelain thickness porcelain test specimens provided in an embodiment of the present invention.
Figure 10 is the value of chromatism Δ E of different-thickness CAD-CAM test specimen provided in an embodiment of the present invention001 (hiding color power).
Figure 11 is the value of chromatism Δ E of different-thickness CAD-CAM test specimen provided in an embodiment of the present invention002 (match colors).
Figure 12 is the semi permeability of different-thickness CAD-CAM test specimen provided in an embodiment of the present invention.
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing
Detailed description are as follows.
In view of the problems of the existing technology, the present invention provides a kind of effects of different process porcelain veneer reparation discoloration tooth
It shows colour table and production method, the present invention is explained in detail with reference to the accompanying drawing.
As shown in Figure 1-Figure 3, the aesthetic effect exhibition of different process porcelain veneer reparation discoloration tooth provided in an embodiment of the present invention
Show that colour table includes: to show colour table bottom 1, show colour table surface layer 2, discoloration substrate 3, casting porcelain tile 4, porcelain tile 5, CAD-CAM
Tile 6.
It shows that 1 diameter of colour table bottom is greater than and shows colour table surface layer 2, double-layer structure is connected by second(-)motion shaft 7.
Show that colour table bottom 1 inlays different degrees of discoloration substrate 3, label of the edge for different discoloration substrates.
The injection moulding for showing colour table surface layer 2 and inlaying the different-thickness being made by different ceramic materials and processing technology
Make tile (referred to as: casting porcelain tile 4), slip casting sintering tile (referred to as: porcelain tile 5) and CAD-CAM tile 6.By turning
Dynamic colour table can show color science and semi permeability effect that different tiles are placed in different discoloration backgrounds.
Discoloration substrate 3 is made by the printing plastic-coated cardboard of different chromatic values, diameter 15mm.Using
9 kinds of die resin ND1-ND9 of IvoclarVivadent company production disk test specimen (diameter 12mm, thickness 2mm), according to measuring
Chromatic value prints plastic packaging and makes 9 discoloration substrates, and in addition 4 discoloration substrates are using the color for simulating tetracycline pigmentation teeth in the research such as Pan Qi
Angle value is made (light gray: L*67.12 a*4.19 b*3.22；It is dark-grey: L*61.27 a*5.3, b*0.58；Azarin: L*63.88,
a*9.35 b*4.6；It is dark red: L*59.21 a*11.71 b*3.77)。
Show that the 6 (diameter of casting porcelain tile 4, porcelain tile 5 and CAD-CAM tile of different-thickness is inlayed on colour table surface layer 2
12mm) totally 17 pieces, color number is A3 color.Wherein casting porcelain tile 4 is by hot pressing casting core porcelain IPS e.max Press A3 (HT, LT
With tri- kinds of transparencies of MO) and surface layer sintering IPS e.maxceram dentinA3 two layers of porcelain composition of decorations, it is thick according to decorations porcelain/core porcelain
Degree production tetra- kinds of thickness of 0.25mm/0.25mm, 0.50mm/0.25mm, 0.25mm/0.50mm and 0.50mm/0.50mm cast porcelain
Piece.
Porcelain tile 5 (diameter 12mm) IPS d.SIGN soft-paste powder hides color enamel coating and the layering of body enamel coating is sintered,
0.1/0.4mm, two kinds of thickness porcelain pieces of 0.1/0.65mm are made according to color porcelain/body porcelain thickness is hidden.
CAD-CAM tile 6 selects A3 color Vitablocs Mark II LT porcelain block, using CEREC software design and makes
Diameter 12mm, with a thickness of three kinds of CAD-CAM tiles of 0.50mm, 0.75mm and 1.00mm.
The invention will be further described combined with specific embodiments below.
Embodiment 1-casts the production of porcelain tile
Internal diameter 12mm, thickness 0.35mm and 0.60mm GC resin sheet, with mistake are suppressed using cylindrical stainless steel custom mold
Wax-casting die makes tri- kinds of A3 color IPS e.maxPressHT, LT and MO transparency core porcelain test specimens.Using 240#-1200# water
Core tile is polishing to 0.25mm and 0.50m by sand paper respectively, and error is ± 0.02mm；The core porcelain surface sand-blasting process to complete
Heap A3 color adorns porcelain IPS.e.max cream dentin afterwards, and decorations porcelain is sintered completion in three times, and uses 240#-1200# waterproof abrasive paper
For polishing decorations enamel coating to 0.25mm or 0.50mm, error is ± 0.05mm.
It being ultimately produced every kind of transparency and casts porcelain tile each 4, decorations porcelain/core porcelain thickness is respectively 0.25mm/0.25mm,
0.5mm/0.25mm, 0.25mm/0.5mm and 0.5mm/0.5mm.
The production of embodiment 2-porcelain tile
The stamp that diameter 12mm cylinder stainless steel mould is produced using silicone rubber impression material is filled with loose wind refractory material
Simulation is smooth by model both ends liquid honing.Using the method for layering heap modeling, successive heap moulds IPS on refractory model
D.SIGN A3 color low temperature hides color porcelain powder and body porcelain powder, and wherein opaque thickness is 0.10mm, and error is ± 0.05mm.Body porcelain point
It is sintered three times, porcelain tile overall thickness is polishing to by 0.50mm and 0.75mm using 240#-1200# waterproof abrasive paper after completing.
The production of embodiment 3--CAD-CAM tile
A3 color VitablocsMarkII LT porcelain block is selected, using CEREC software design and makes diameter 12mm, with a thickness of
Three kinds of CAD-CAM tiles of 0.50mm, 0.75mm and 1.00mm.
The aesthetic effect of embodiment 4-- porcelain veneer reparation discoloration tooth shows that the emulation mode of colour table includes:
(1) the tile color information for showing colour table surface layer different process, material and thickness is inputted into computer, establishes simulation
Porcelain veneer library；
(2) color information for showing colour table bottom difference discoloration substrate is inputted into computer, establishes simulation discoloration tooth library；
(3) selection and overlapping of simulation porcelain veneer and the tooth that changes colour are realized by writing computer program；
(4) can accurate reproduction difference simulation porcelain veneer with it is different discoloration teeth overlapping after color information, for doctor with trouble
Person carries out preoperative simulation.
How to determine current production method, is to be repaired by analyzing different manufacture crafts and different technical parameters to porcelain veneer
Discoloration tooth hides color power and semipermeable affecting laws again, so that obtaining porcelain veneer repairs the production side that discoloration tooth is suitable in various degree
Method.It is the determination process of process of the invention below, which have passed through long-term research and experiment.
One, the correlative study of hot pressing casting glass ceramic veneer
Using IPS e.max Press LTA3 porcelain block and IPS e.maxceram dentin A3 porcelain powder
(IvoclarVivadent, Liechtenstein) makes the casting porcelain test specimen of different IPs decorations porcelain thickness, analyzes it to different discolorations
The screening color power and match colors of substrate, while the semi permeability of more different casting porcelain test specimens.
1. the screening color power of different IPs decorations porcelain thickness casting porcelain test specimen compares
As shown in figure 4, under certain decorations porcelain thickness, color difference Δ E001 increases with core porcelain thickness and is increased.In certain core
Under porcelain thickness, porcelain thickness 0.25mm group color difference Δ E is adornd001 is respectively less than 0.50mm group.Under all background colours, when decorations porcelain with a thickness of
When 0.50mm, core porcelain thickness increases to 0.50mm, color difference Δ E from 0.25mm001 no difference of science of statistics (P > 0.01).
2. different IPs adorn match colors of the porcelain thickness casting porcelain test specimen in different discoloration substrates
As shown in figure 5, only under light gray background, core porcelain thickness increases color difference Δ E when decorations porcelain thickness is identical002 increase,
Core porcelain thickness increases color difference Δ E under remaining background002 reduce.When core porcelain thickness is identical, in addition to light gray background, remaining background
The color difference Δ E of lower decorations porcelain thickness 0.25mm group002 are all larger than 0.50mm group.Δ E when substrate is yellow002 is minimum；Azarin, it is dark-grey,
It is dark red secondly；Δ E when substrate is light gray002 is maximum.When adoring porcelain with a thickness of 0.25mm, Δ between core porcelain 0.50mm group and 0.75mm group
E002 no significant differences (P > 0.01).
3. the semi permeability of different IPs decorations porcelain thickness casting porcelain test specimen compares
As shown in fig. 6, increasing with core porcelain or decorations porcelain thickness, test specimen semi permeability is reduced.Variance analysis is shown, is removed
0.50mm/0.50mm and 0.25mm/0.75mm semi permeability no difference of science of statistics are outer (P=.153), semi-transparent sex differernce between remaining group
Statistically significant (P < 0.01).
The porcelain test specimen color science performance and semi permeability of two, difference porcelain thicknesses compare
The porcelain test specimen of color porcelain powder and body porcelain powder production different-thickness is hidden using IPS d.SIGN A3 color low temperature.Analyze it
To the screening color power and match colors of different discoloration substrates, while the semi permeability of more different porcelain test specimens.
1. different porcelain thickness porcelain test specimens compare the screening color power of different discoloration substrates
As shown in fig. 7,0.65mm/0.10mm group and 0.55mm/0.20mm group value of chromatism be greater than 0.40mm/0.10mm group and
0.30mm/0.20mm group.Test specimen Δ E under different-thickness group and different background001 difference is statistically significant (P < 0.01), thickness
The Δ E after care of patients underwent ceramic veneer is repaired is influenced with the significant interaction of background color001.Under yellow background, color difference between all thickness groups
ΔE001 difference is not statistically significant (P > 0.01)；Two group differences of overall thickness 0.50mm are without system under remaining background
Meter learns meaning (P > 0.01).
2. match colors of the different porcelain thickness porcelain test specimens in different discoloration substrates
As shown in figure 8, not statistically significant (the P > of difference between different-thickness porcelain test specimen color difference under different background color
0.01), non-interaction action (P > 0.01) between thickness and background color.All value of chromatism Δ E002 are respectively less than 1.25.All thickness
Color difference Δ E after porcelain test specimen is repaired002 in clinical not recognizable set (Δ E002≤1.25)。
3. the semi permeability of different porcelain thickness porcelain test specimens compares
As shown in figure 9, each group porcelain test specimen semi permeability value is lower, it is poor between different-thickness combination porcelain test specimen semi permeability value
Different not statistically significant (P > 0.01).
The correlative study of three .VitablocsMarkII LTCAD-CAM veneers
Using the CAD-CAM test specimen of VitablocsMarkII LT porcelain block production different-thickness, it is analyzed to different discolorations
The screening color power and match colors of substrate, while comparing the semi permeability of different-thickness CAD-CAM test specimen.
1. different-thickness CAD-CAM test specimen compares the screening color power of different discoloration substrates
As shown in Figure 10, as CAD-CAM specimen thickness increases, (P < is increased to the screening color power of different discoloration substrates
0.01)。
2. different-thickness CAD-CAM test specimen color matching in different discoloration substrates compares
As shown in figure 11, match colors of the CAD-CAM test specimen at chloroaniline bottom are best, and color difference is in the acceptable model of clinic
It encloses；Its match colors is worst in dark red background.
3. different-thickness CAD-CAM test specimen semi permeability compares
As shown in figure 12, the semi permeability of CAD-CAM test specimen is between casting porcelain test specimen and porcelain test specimen.With specimen thickness
Increase, semi permeability significantly reduces (P < 0.01)
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form,
Any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to
In the range of technical solution of the present invention.
Claims (9)
1. a kind of production method that the aesthetic effect of different process porcelain veneer reparation discoloration tooth shows colour table, which is characterized in that institute
The production method that the aesthetic effect of different process porcelain veneer reparation discoloration tooth shows colour table is stated, is by analyzing different manufacture crafts
With different technical parameters to porcelain veneer reparation discoloration tooth color science performance and semipermeable affecting laws, obtains porcelain veneer and repair not
With the suitable production method of degree discoloration tooth, porcelain veneer is designed based on the analysis results and repairs dedicated aesthetic effect displaying colour table.
2. the production method that the aesthetic effect of different process porcelain veneer reparation discoloration tooth as described in claim 1 shows colour table,
It is characterized in that, the production method that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows colour table further comprises
Cast the production of porcelain tile:
Internal diameter 12mm, thickness 0.35mm and 0.60mm GC resin sheet, with mistake wax-are suppressed using cylindrical stainless steel custom mold
Casting die makes tri- kinds of A3 color IPS e.maxPressHT, LT and MO transparency core porcelain test specimens.Using 240#-1200# waterproof abrasive paper
Core tile is polishing to 0.25mm and 0.50m respectively, error is ± 0.02mm；Heap after the core porcelain surface sand-blasting process to complete
A3 color adorns porcelain IPS.e.max cream dentin, and decorations porcelain is sintered completion in three times, and uses 240#-1200# liquid honing
Enamel coating is adornd to 0.25mm or 0.50mm, error is ± 0.05mm；
It being ultimately produced every kind of transparency and casts porcelain tile each 4, decorations porcelain/core porcelain thickness is respectively 0.25mm/0.25mm,
0.5mm/0.25mm, 0.25mm/0.5mm and 0.5mm/0.5mm.
3. the production method that the aesthetic effect of different process porcelain veneer reparation discoloration tooth as described in claim 1 shows colour table,
It is characterized in that, the production method that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows colour table further comprises
The production of porcelain tile:
The stamp of diameter 12mm cylinder stainless steel mould is produced using silicone rubber impression material, loose wind refractory material records mould
Type is smooth by model both ends liquid honing；Using the method for layering heap modeling, successive heap moulds IPS on refractory model
D.SIGN A3 color low temperature hides color porcelain powder and body porcelain powder, and wherein opaque thickness is 0.10mm, and error is ± 0.05mm；Body porcelain point
It is sintered three times, porcelain tile overall thickness is polishing to by 0.50mm and 0.75mm using 240#-1200# waterproof abrasive paper after completing,.
4. the production method that the aesthetic effect of different process porcelain veneer reparation discoloration tooth as described in claim 1 shows colour table,
It is characterized in that, the production method that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows colour table further comprises
The production of CAD-CAM tile:
A3 color VitablocsMarkII LT porcelain block is selected, using CEREC software design and makes diameter 12mm, with a thickness of
Three kinds of CAD-CAM tiles of 0.50mm, 0.75mm and 1.00mm.
5. the production method that the aesthetic effect of different process porcelain veneer reparation discoloration tooth as described in claim 1 shows colour table,
It is characterized in that, the production method that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows colour table further comprises
Change colour substrate fabrication:
It is formed by different chromatic value cardboards printing plastic packaging, diameter 15mm；Wherein 4 discoloration substrates are using the color for simulating tetracycline pigmentation teeth
Angle value production；Light gray: L*67.12, a*4.19, b*3.22；It is dark-grey: L*61.27, a*5.3, b*0.58；Azarin: L*63.88, a*
9.35 b*4.6；It is dark red: L*59.21, a*11.71, b*3.77；It is (straight using 9 kinds of die resin ND1-ND9 production disk test specimens
Diameter 12mm, thickness 2mm), other 9 discolorations substrate is made according to chromatic value printing plastic packaging is measured.
6. a kind of aesthetic effect of the different process porcelain veneer reparation discoloration tooth made using production method described in claim 1
Show colour table, which is characterized in that the aesthetic effect of the different process porcelain veneer reparation discoloration tooth shows that colour table is provided with
At least two layers of displaying colour table；
It shows that colour table surface layer is connect by second(-)motion shaft with colour table bottom is shown, shows that colour table bottom inlays different degrees of change
Color base bottom.
7. the aesthetic effect of different process porcelain veneer reparation discoloration tooth as claimed in claim 6 shows colour table, which is characterized in that
Casting porcelain tile, porcelain tile and the CAD-CAM tile for showing colour table surface layer and inlaying different-thickness.
8. the emulation side that a kind of aesthetic effect of different process porcelain veneer reparation discoloration tooth as claimed in claim 6 shows colour table
Method, which is characterized in that the emulation mode includes:
(1) the tile color information for showing colour table surface layer different process, material and thickness is inputted into computer, establishes simulation porcelain patch
Face library；
(2) color information for showing colour table bottom difference discoloration substrate is inputted into computer, establishes simulation discoloration tooth library；
(3) selection and overlapping of simulation porcelain veneer and the tooth that changes colour are realized by writing computer program；
(4) can accurate reproduction difference simulation porcelain veneer be overlapped with different discoloration teeth after color information, for doctor and patient into
The preoperative simulation of row.
9. the oral cavity that a kind of aesthetic effect for being equipped with the discoloration tooth of different process porcelain veneer reparation described in claim 6 shows colour table
Medicine ancillary equipment.
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