CN105930615B - The flowing transportation work station of CAD-CAM-3D print system and mouth mending material is processed automatically - Google Patents
The flowing transportation work station of CAD-CAM-3D print system and mouth mending material is processed automatically Download PDFInfo
- Publication number
- CN105930615B CN105930615B CN201610316203.0A CN201610316203A CN105930615B CN 105930615 B CN105930615 B CN 105930615B CN 201610316203 A CN201610316203 A CN 201610316203A CN 105930615 B CN105930615 B CN 105930615B
- Authority
- CN
- China
- Prior art keywords
- cad
- mouth mending
- mending material
- cam
- mouth
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/0003—Making bridge-work, inlays, implants or the like
- A61C13/0004—Computer-assisted sizing or machining of dental prostheses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/0003—Making bridge-work, inlays, implants or the like
- A61C13/0006—Production methods
- A61C13/0018—Production methods using laser
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/0003—Making bridge-work, inlays, implants or the like
- A61C13/0006—Production methods
- A61C13/0019—Production methods using three dimensional printing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/08—Artificial teeth; Making same
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/34—Making or working of models, e.g. preliminary castings, trial dentures; Dowel pins [4]
Abstract
The present invention relates to the flowing transportation work station of CAD-CAM-3D print system and its methods of automatic processing mouth mending material, and propose two kinds of quick repair systems, including vehicle, ship or aircraft, optical scanner and computer aided design system, CAD/CAM auxiliary system, the composite system of selective laser cladding machine, numerically controlled machine tool composition are installed in the space of vehicle, ship or aircraft.And optical scanner and computer aided design system, CAD auxiliary system, the composite system of selective laser cladding machine composition are installed in the space of vehicle, ship or aircraft.It is equivalent to the artificial tooth Digital manufacturing factory of a flowing.Frontier and island can quickly be reached, and perhaps outlying district for the field worker of the numerous officers and men of the People's Liberation Army or special industry provides quickly and easily tooth body dentition defect restoration service, fills up the blank of this respect.Theory customer-centric is embodied, traditional medical treatment mode has been overturned, has greatly facilitated patient, have a extensive future.
Description
Technical field
The invention belongs to mouth mending material technical fields, and in particular to the flowing of the CAD-CAM-3D print system of miniaturization
Transportation work station, the flowing transportation work station can carry out automation processing to mouth mending material, reach it is convenient, quick, accurate,
Personalized production mouth mending material.
Background technique
CAD (Computer aided design, CAD) and area of computer aided make (Computer
Aided manufacture, CAM) technology, has merged mathematics, optics, electronics, computer picture recognition and processing, automatic control
Multi-disciplinary knowledge and the technology such as system and automation processing, are widely used in industrial automation and aviation in the 1970s
Space industry.Nineteen eighty-three, First dental CAD/CAM system model machine that French Duret is developed come out in France;1985 Nian Fa
Professor Duret goes out first backteeth porcelain complete crown using the equipment making and is successfully used to patient mouthful in state's world dentist's academic conference
Chamber, so that CAD/CAM becomes a reality for dentistry field.After entering the nineties in last century, with modern photoelectron skill
The further development of art, computer technology image analyzing and processing technology etc., more and more dental CADs/CAM system come out.Mesh
Before, have more than 10 CAD/CAM systems and come out, inlay, veneer, complete crown, part-crown, fixed bridge, planting body gantry etc. can be made.
And in removable partial denture and complete denture still in conceptual phase, there is no mature systems.Oral cavity CAD/CAM system is usual
(CAM) three parts subsystem group is made by data acquisition (digitlization stamp), CAD (CAD), area of computer aided
At.One emerging recovery technique of oral cavity initially forms, and CAD/CAM system makes Prosthodontics stride into modern high technology neck
Domain.
1, main CAD/CAM system
In current commercialized oral cavity CAD/CAM system, CNC milling machine is important one of component part.Dummy processing
Using numerical control milling mode, excess stock is cut off with cutting element, meets shape, size and surface roughness requirements to obtain
Dummy.Belong to de-material production scope on the technological essence, i.e., is known as " subtraction " in this field.
1.1Cerec system
Cerec system is by Siemens (SIEMENS) dentistry portion, i.e., present German Xi Nuode (SIRONA) tooth
The exploitation of equipment Co., Ltd, section is perfect.Its product line includes Cerec I, Cerec II and Cerec III and Cerec in
Lab.Cerec 1 years be born III system of Cerec be based on windows platform, cutting system with image acquistion system respectively
It works independently, software systems are improved there has also been great, and III system of Cerec is allowed to make inlay, onlay, veneer, portion
Divide hat and complete crown.But III software systems of Cerec can only be also designed in the plane, be difficult to show the whole shape of dummy
State.In March, 2003, Cerec 3D system was put on display for the first time in the Hinman dentistry conference of U.S. Atlanta, it is repaired in design
Multidimensional angle of view can be introduced when body, can intuitively examine the form of dummy and abutment closely from the angle of 3 dimensions.Cerec 3D software
System joined the 3D design software such as FrameWork, realize the reparation of full porcelain fixed bridge.Sirona company is proposed within 2002
Cerec in Lab system is exclusively for designed by skilled worker room, it collects tooth jaw data, dummy using laser scanning system
Faster, the scope of application is wider for manufacturing speed, and the aluminium dioxide of higher intensity, zirconia ceramic material can be used.
1.2Celay system
Celay system is designed by Zurich tooth institute and is put on display for the first time in nineteen ninety in Munich, now by Switzerland
The production of Mikroma company.The system is not CAD/CAM system in complete meaning, and principle is similar to a small-sized key duplication
Machine consists of two parts, touch sensor and Micro Milling Machine, and what sensing head " reading " made in mouth or on die out has one
Determine the wax or resin dummy surface topography data of hardness, and data are transmitted on milling machine simultaneously, synchronous processing goes out porcelain reparation
Body.System composition is simple, and the degree of automation is very low.When work, it is necessary to which first production one is temporarily repaired in mouth or on die
Complex, as the information source for obtaining data.Celay system mainly utilizes the processing of aluminium dioxide machinable ceramic to have facies occlusalis dentis
The inlay or onlay of form, can also process the substrate crown of complete crown or fixed bridge.
1.3Procera system
Procera system is Sweden's system, is introduced to the market by Nobel Biocare company in 1993.Now, the system
Data on dentognathic model, Yi Shitong are collected using Procera Piccolo or more advanced Procera Forte scanner
2.0 software of Procera Lofrwore is crossed to be designed dummy, after by data by Internet transmission extremely
Procera system specified 4 production centers (Stockholm, Sweden;Fair Lawn, NJ, USA;Karlskoga,
Sweden;Tokyo, Japan) carry out dummy processing.Machining center can require directly to be processed into final oxygen according to doctor
Change zirconium, aluminium oxide all-ceramic crown bridge, can also only be processed into zirconium oxide, alumina substrate carries out surface decorations porcelain again after postal is returned.
Procera system can be also used for field of planting in addition to it can be used for making natural teeth corona.Procera system can be cut
Make single tooth base station of pure titanium or zirconium oxide, can the form shape of height to base station, angle and edge line carry out individual character
Change design;Procera system can also cut the plantation bridge for making pure titanium or zirconium oxide, can at most provide 14 units
Bridge is planted, fabulous biocompatibility, brilliant intensity and aesthetic effect are possessed.
1.4Cercon system
Cercon system is transferred to by data on Cercon Eye Scanner 3 D laser scanning dentognathic model
The part Cercon Art CAD is designed dummy, and it is right that designed information is then passed to the part Cercon Brain
Dummy carries out machining or is transmitted to information by internet to add dummy positioned at the production center of York
Work production.Therefore some small-sized dental clinic or skilled worker center can only be bought with the Cercon Art of Cercon system
CAD part system (has contained Cercon Eye Scanner scanner), to reduce cost.The Cercon Art CAD
Part system can carry out fine design to Prosthetic margin, occlusal surface, can using zirconium dioxide structural ceramics as processing object
Make stake core, Abutment, complete crown and fixed bridge.
1.5Lava system
Lava system was released by Minnesota Mining and Manufacturing Company in 2002, by Lava Scan, Lava CAD, Lava Form, Lava
The part such as Therm forms.Data on dentognathic model are collected first with contactless 3D photo-scanning system, doctor utilizes Lava
4.0 software of Design carries out dummy design, obtains substrate by the zirconium dioxide porcelain block that cutting is pre-sintered first after the completion
Hat, average per unit corona need 35 minutes.It is fully sintered to the progress of corona substrate crown after the completion of cutting, then banded on its surface
Face porcelain.Vita colorimetric system is compareed, Lava zirconium dioxide substrate is selected labeled with 7 kinds of colors, and facing porcelain has 16 kinds of color selections, because
The dummy of this Lava system production possesses color and translucency closest to natural teeth, which is primarily adapted for use in suitable for leaf-comb
With the reparation of 3~4 unit fixed bridge of front and back tooth.
1.6Everest system
Everest system was introduced to the market by German Kavo company in 2002.The system by Everest scan,
Tetra- component compositions of Everest engine, Everest therm, Everest elements.First by Everest scan
Data on data presentation system (using CCD camera) acquisition dentognathic model, operator is using ENERGY CAD software to dummy
Three dimensional design is carried out, then the part CAM carries out machining dummy on five axis of X, Y, Z, A, B.Therefore Everest system
The dummy of production has good machining accuracy and clearly anatomical structure.The machinable material of Everest system is very
Extensively, including zirconium oxide, aluminium oxide, pure titanium, glass ceramics, gold, resin etc., can make planting body, veneer, inlay, onlay,
Leaf-comb and fixed bridge.
1.7 open system
Open system is " assembling " the type CAD/CAM system occurred in the market in recent years, data collection system, CAD
System, CAM system are assembled after being made by different companies and are formed.Currently on the market there are two types of the open systems of comparative maturity
Scheme:
1) 3Shape dentistry dedicated scan instrument+CAD software+Germany's numerically controlled lathe, can process the oxidation of all brands
Zirconium, plastics, are not limited by brand;
2) 3Shape dentistry dedicated scan instrument+CAD software+U.S.'s 3D system wax pattern machine, can be with after having made wax pattern
Embedding casting metal can also carry out the production of all-ceramic crown.
It is compared with other CAD/CAM systems, the advantages of open system is: the material being capable of processing is more extensive, production
Cost is also cheaper.
2, the CAD/CAM system of increasing material manufacturing
Above-mentioned numerically controlled lathe can not cut dummy and cutting process with labyrinth (as with hollow structure)
In cause waste of material etc. become oral restoration advanced manufacturing technology in critical issue urgently to be solved.Rapid shaping technique,
Abbreviation RP or RPM technology (Rapid Prototyping/Rapid Prototyping Manufacturing), are last century 80
The advanced manufacturing technology that age end grows up.The technology is by CAD (CAD), computer-aided manufacturing
(CAM), computer numerical control (CNC) (CNC), elaborate servo driving, the advanced science such as laser and material science are integrated in one, take
The thought of discrete-lamination accumulation, basic conception is: any 3 d part can be regarded as many two-dimensional surface profiles along a certain
Coordinate side is superimposed to be formed.But RP technology cannot make metal restoration directly to meet the needs of oral restoration.Last century 90
Age end is combined the Rapid Manufacturing Technology (Rapid Manufacturing, RM) of foundation by RP technology and Laser Coating Technology
It accumulates the layer-by-layer cladding of dusty material to obtain Three-dimensional Entity Components by laser by the way of preset powdering or synchronous powder feeding system.Its
The drip molding of production has outstanding physicochemical property, and is not limited by labyrinth.RP technology and RM technology are equal in essence
Belong to and increase material production, i.e., this field is so-called " addition ".
" laser of oral cavity metal restoration was vertical in application in 2003 by the Gao Bo of the Fourth Military Medical University of P.L.A
Body manufacturing process " Chinese invention patent is authorized (patent No.: ZL03134316.3) for 2005.Currently, metal restoration
It is SLM (selective laser melting) and EBM (Electron Beam Melting) method that 3D printing, which forms mainstream,
The former major print makes cochrome Guan Qiao, hat abutment bottom or removalbe partial denture bracket, and the latter is mainly used for metal plant
Enter the production of body.
2.1 application in fixed repair
Bennett in 2004 has made cochrome and not using the MCP Realizer equipment based on SLM technology respectively
The substrate crown of rust Steel material, fixed hat and fixed bridge, the corona external form after production are good.2005, French scholar Nadine was answered
The Phenix SLM system researched and developed with oneself designs and has made the substrate crown of nichrome, manufactured substrate crown shape, precision
Good, after cladding porcelain, the porcelain corona of production has extraordinary color-match and marginal.
2.2 application in removable partial denture
Williams in 2006 etc. has been made on 2 machine of SLM Realizer by CAD/CAM technology can pluck local justice
The cochrome bracket of tooth.Domestic Wu Lin etc. tentatively realizes the CAD to Kennendy Ⅱ partially edentulous cast,
And the resin casting mold of removalbe partial denture bracket is processed with laser fast forming machine.Zhu Senyang in 2009 etc. is to Kennendy Ⅰ tooth
Lieque damage removalbe partial denture bracket has carried out CAD and production.
2.3 application in complete denture
Complete denture complex shape, and the material multiplicity of artificial tooth is formed, complete denture CAD/CAM research relatively lags behind.In
High vigorous wait of PLA The Fourth Military Medical University, state passes through Surfacer software, designs half mouthful of metal base denture of the upper jaw, and
Go out upper half mouth base using laser solid forming technology preparatory processing.2008,2009, the 4th medical university, army, the Chinese People's Liberation Army
Learn the treatise Lasers Med Sci (2010) 25 of the high table laser fast forming production pure titanium-base of the complete denture upper jaw that breaks out:
Volume15Number22009133~136 309-315, Rapid Prototyping Journal, and it is suitable to it
Conjunction property is studied, and it is to be improved that clinical test results show that it makes precision.
3, the limitation and developing direction of tradition CAD/CAM in clinical application
Application of the CAD/CAM technology in oral cavity field substantially increases remediation efficiency, shortens patient's treatment cycle, reduces
The pain of patient and the labor intensity for reducing technician, so that Prosthodontics achieves revolutionary development.But facing
There is problems in bed application process: CAD/CAM system is mainly used in fixed reparation field at present, and can pluck part
The main reason for not applying in artificial tooth and complete denture is the intrinsic limitation of the machining of CAD/CAM system, not only
The waste of material is caused, but also the dummy type of production is single, is not capable of cutting the dummy of composite material.
In conclusion if can be by the cutting manufacturing technology of traditional CAD/CAM system and the organic knot of metal 3D printing technique
It closes, is the fabrication direction of the following mouth mending material.
It is future if the cutting manufacturing technology of traditional CAD/CAM system and metal 3D printing technique can be organically combined
The fabrication direction of mouth mending material.
Summary of the invention
In view of the above-mentioned drawbacks of the prior art or insufficient, the object of the present invention is to provide a kind of miniaturizations
The method of the flowing transportation work station of CAD-CAM-3D print system and automatic processing mouth mending material, and propose two kinds quickly
Both systems individually or are simultaneously assembled on the flowing vehicles on this basis, are equivalent to a stream by repair system
Dynamic artificial tooth Digital manufacturing factory preferably meets quick reparation tooth body, the defect of dentition demand of specific group.According to applicant
The data-searching of progress, up to now until, there is not yet being equipped with both systematic accounts and related patents.
In order to realize that above-mentioned task, the present invention take two kinds of following technical solutions:
The flowing transportation work station of the first CAD-CAM-3D print system, including vehicle, ship or aircraft, which is characterized in that
Optical scanner and computer aided design system, CAD/CAM auxiliary system, selection are installed in the space of vehicle, ship or aircraft
Property laser melting coating machine, numerically controlled machine tool composition composite system.
The flowing transportation work station of second of CAD-CAM-3D print system, including vehicle, ship or aircraft, which is characterized in that
Optical scanner is installed in the space of vehicle, ship or aircraft and computer aided design system, CAD auxiliary system and selectivity swash
The composite system of light cladding machine composition.
The flowing transportation work station of the first above-mentioned CAD-CAM-3D print system, the automatic side for processing mouth mending material
Method, which is characterized in that specifically include the following steps:
Step 1, is had been routinely accomplished in patient mouthful or plaster cast outside mouth with optical scanner and computer aided design system
Three-dimensional profile scan and establish and the consistent mouth mending material data model of oral cavity agomphosis situation;
Step 2 is designed with the complete oral cavity of CAD/CAM auxiliary system at the configuration of dummy according to the design of mouth mending material
With production, output data format is the compatible STL format of selective laser cladding machine;
Step 3, after being tried on patient's plaster cast properly, together with the mouth mending material configuration of plaster cast and production
Rescan is carried out with optical scanner and computer aided design system, obtains the total data that mouth mending material is just worn, whereby
Data carry out final mouth mending material Secondary Design with CAD/CAM auxiliary system software, obtain matching with mouth mending material
Artificial tooth or base data;
Step 4, using the molding metal powder material of SLM, which must meet the medical mark admissible of country
It is quasi-;The data that selective laser cladding machine obtains step 3 are separated into two-dimensional surface data, carry out two according to preset sequence
The processing of dimensional plane outline data, successively cumulative, cladding deposit forming material powder obtains metal mouth mending material;
Meanwhile the data for obtaining step 3 input numerically controlled machine tool, choose and obtain the mouth of the medical certification license of country
Chamber ceramics or plastics blank material, cut the artificial tooth or base with metal mouth mending material form fit;
Step 5 cuts the metal mouth mending material of selective laser cladding machine cladding accumulation molding with numerically controlled machine tool
Artificial tooth or base the assembly bonding cut out, obtains final mouth mending material.
The method that the flowing transportation work station of above-mentioned second of CAD-CAM-3D print system processes mouth mending material automatically,
It is characterized in that, specifically including the following steps:
Step 1, has been routinely accomplished in patient mouthful or the three-dimensional profile of the outer plaster cast of mouth is scanned and established and oral cavity agomphosis
The consistent data model of situation;
Step 2 is set using the complete oral cavity of CAD auxiliary system at the configuration of dummy according to the design principle of mouth mending material
Meter and production, output data format are the compatible STL format of selective laser cladding machine;
Step 3, selective laser cladding machine is with the molding metal powder material of SLM, the oral restoration that step 2 is obtained
Body CAD 3D data model, is separated into two-dimensional surface data, carries out the processing of two-dimensional surface outline data according to preset sequence,
Successively cumulative, cladding deposit forming material powder obtains metal mouth mending material.
Step 4 bakes modeling or porcelain on metal mouth mending material, completes the production of mouth mending material.
Wherein the selective laser cladding machine cladding deposit forming material powder is added in vacuum inert gas
In work storehouse, metal powder material is laid on metal substrate, single layer powdering is with a thickness of the characteristic according to different metal dusty material
Depending on machining accuracy, specific forming step is as follows:
(1) metal powder is placed on powder bed, is warming up to suitable temperature;
(2) after step (1) laser beam according to two-dimensional surface profile by metal powder cladding forming;
(3) after step (2), second of powdering is carried out, is struck off powder bed surface with scraper plate, then again according to step
(1), step (2) sequentially carries out new one layer of single track cladding forming;Through powdering repeatedly, after single track cladding forming, removal was not melted
The powder that covers and support construction are to get to metal mouth mending material.
Mouth mending material described in above-mentioned first method is core, Guan Qiao, PFM crown and bridge substrate crown, can pluck local justice
Tooth bracket, complete denture base, implant denture gantry or personalized base station.
Mouth mending material described in above-mentioned second method includes:
(1), personalized stake core, Guan Qiao, PFM crown and bridge substrate, removalbe partial denture bracket or complete denture base;Or
Person
(2), personalized planting body, the gantry of planting body superstructure, personalized base station.
Step 2 described in above-mentioned second method further comprises: CAD auxiliary system is in mouth mending material computer aided manufacturing
When helping design, metallic support is conducive to promote the retention system that in conjunction with golden porcelain or roasting modeling combines with the design of artificial tooth junction,
These bit architectures include maintenance microballon, maintenance microballoon or the honeycomb structure for increasing bond area.
The flowing transportation work station of miniaturization CAD-CAM-3D print system of the invention, can quickly reach frontier and island or
Person outlying district, for the numerous officers and men of the People's Liberation Army or special industry field worker provide quickly and easily tooth body denture lack
Damage repairs service, fills up the blank of this respect.For example going to sea in aircraft carrier, the time is very long, and existing technology is can be simple
It handles and has a toothache acute disease or simply fill dental filling, be difficult to carry out dentures repai.The system is attached to medical services flowing traffic
After work station, the purpose quickly having a denture made is realized at once, the officers and men or particular row that the time no for guarantee to hospital has a denture made
Industry personnel are of great significance.Application prospect is boundless.The mobile service transportation work station can even reach city rural area
Any place makes patient enjoy making house calls for " mobile hospital ", embodies theory customer-centric, has overturned tradition
Medical treatment mode, greatly facilitate patient, have a extensive future.
Detailed description of the invention
Fig. 1 is the flowing transportation work station of CAD-CAM-3D print system of the invention, the optical scanner and calculating of use
The composite system knot that machine aided design system, CAD/CAM auxiliary system, selective laser cladding machine, numerically controlled machine tool form
Structure block diagram;
Fig. 2 is the flowing transportation work station of CAD-CAM-3D print system of the invention, the optical scanner and calculating of use
The composite system structural block diagram of machine aided design system, CAD auxiliary system and selective laser cladding machine composition;
Fig. 3 is 1 patient oral cavity agomphosis photo of embodiment;
Fig. 4 is the flowing transportation work station of the CAD-CAM-3D print system of embodiment 1, using optical scanner and computer
The composite system that aided design system, CAD/CAM auxiliary system, selective laser cladding machine, numerically controlled machine tool form is produced
Buccal impression obtains plaster cast photo;
Fig. 5 be completed on plaster cast pluck local alloy artificial tooth TC4 bracket CAD figure;
Fig. 6 be selective laser cladding machine complete pluck local alloy artificial tooth TC4 bracket;
Fig. 7 is can to pluck local alloy artificial tooth TC4 bracket to try photo on plaster cast;
Fig. 8 is can to pluck local alloy artificial tooth TC4 bracket together with plaster cast rescan data;
Fig. 9 is the progress secondary calculating machine Computer Aided Design artificial tooth on it can pluck local alloy artificial tooth TC4 bracket;
Figure 10 is three the successive winning of the number on title of zirconia ceramics that numerically controlled machine tool is completed;
Figure 11 is can to pluck local alloy artificial tooth TC4 bracket and three the successive winning of the number on title of zirconia ceramics assembly photo.
Figure 12 is the flowing transportation work station of the CAD-CAM-3D print system of embodiment 2, the optical scanner of use and meter
The composite system of calculation machine aided design system, CAD auxiliary system and selective laser cladding machine composition, with removable partial denture
The metal mouth mending material structure chart prepared for TC4 bracket;
Figure 13 is the form picture of dummy metallic support and ceramics or plastics junction special construction;
Figure 14 is the removable partial denture TC4 metallic support picture that metal 3D printing is completed;
Figure 15 is removable partial denture TC4 metallic support part special construction exhibiting pictures;
Figure 16 is removable partial denture TC4 metal branch adhesive holder porcelain or roasting modeling photo;
Below in conjunction with drawings and examples, the present invention is described in further detail.
Specific embodiment
Below in an example, the flowing transportation work station of CAD-CAM-3D print system of the invention, the stream
It is therein any that the dynamic vehicles can be automobile, aircraft and naval vessel.
Embodiment 1:
Referring to Fig. 1, the present embodiment provides the flowing transportation work station of the CAD-CAM-3D print system by taking automobile as an example,
Optical scanner and computer aided design system, CAD/CAM auxiliary system, selective laser cladding are installed in the space of automobile
The composite system of machine, numerically controlled machine tool composition, the composite system include three parts, and first part is optical scanner and computer
Aided design system, the acquisition of the digital model to complete mouth mending material;Second part is the CAD/ of mouth mending material
CAM auxiliary system and its software, to complete the CAD of mouth mending material configuration.Part III is the choosing of miniaturization
Selecting property laser melting coating machine and numerically controlled machine tool (CNC milling machine), selective laser cladding machine therein act as metal 3D printing
Role, the CAD data of mouth mending material that design is completed is subjected to metal powder cladding accumulation with selective laser cladding machine
Molding, the type of mouth mending material includes metal pile nuclear, metal crown bridge, PFM crown and bridge metallic substrates, removable partial denture metal
Bracket, complete denture metal base, the metal gantry of planting body and personalized base station etc., it is medical perhaps that metal powder meets country
It can standard;It is the plastics or ceramic artificial tooth and base for meeting the medical license of country that CNC milling machine, which is ground out material,;Finally by people
Make tooth and base assembly be bonded on the bracket of metal, this completes removable partial denture, fixed denture, complete denture with
And the quick Fabrication of the dummies such as planting body artificial tooth.
Processing method comprises the concrete steps that:
Step 1, is had been routinely accomplished in patient mouthful or plaster cast outside mouth with optical scanner and computer aided design system
Three-dimensional profile scan and establish and the consistent mouth mending material data model of oral cavity agomphosis situation;
Step 2 is designed with the complete oral cavity of CAD/CAM auxiliary system at the configuration of dummy according to the design of mouth mending material
With production, output data format is the compatible STL format of 3D printer;
Step 3, after being tried on patient's plaster cast properly, together with the mouth mending material configuration of plaster cast and production
Rescan is carried out with optical scanner and computer aided design system, obtains the total data that mouth mending material is just worn, whereby
Data carry out final mouth mending material Secondary Design with CAD/CAM auxiliary system software, obtain matching with mouth mending material
Artificial tooth or base data;
Step 4, using the molding metal powder material of SLM, which must meet the medical mark admissible of country
It is quasi-;The data that selective laser cladding machine obtains step 3 are separated into two-dimensional surface data, carry out two according to preset sequence
The processing of dimensional plane outline data, successively cumulative, cladding deposit forming material powder obtains metal mouth mending material;
Meanwhile the data for obtaining step 3 input numerically controlled machine tool, choose and obtain the mouth of the medical certification license of country
Chamber ceramics or plastics blank material, cut the artificial tooth or base with metal mouth mending material form fit;
Step 5 cuts the metal mouth mending material of selective laser cladding machine cladding accumulation molding with numerically controlled machine tool
Artificial tooth or base the assembly bonding cut out, obtains final mouth mending material, wears and use for patient.
A kind of production overall process of removable partial denture the most complicated in mouth mending material is given below, it is specific to wrap
It includes:
1, material and equipment
1.1SLM material requested and equipment
Selective laser cladding machine (EOSINT M280, EOS Corp., Germany).
TC4 powder, spherical powder, 15-53 microns of partial size (Ka Bente company, the U.S.).
1.2CAD/CAM auxiliary system and numerically controlled machine tool
CAD/CAM auxiliary system and its matched numerically controlled machine tool (Ultrasonic20linear, DMG company, moral
State), removable partial denture design software (3shape company, Denmark).
1.3 other materials and equipment
Optical scanner and computer aided design system (DWOS, Dental Wings company, Canada);
Kang Te " water magic square " silicone rubber impression material (Kang Te gear division group, Switzerland);
Super hard gypsum (Hubei Bei Nuo dental material Co., Ltd);
Machinable zirconium oxide block (Ai Er creates company, China).
1.4 case selections and abutment preparation
Choose male patient's scape, the age 56 years old, upper left jaw premolar teeth and first Molar (Fig. 3) cannot go kind
It plants and fixed denture reparation, the traditional Wei Taling stent-type removable partial denture reparation of voluntary row.
Dentures repai is designed as the removable partial denture of tooth-borne type, and 13,17,23,27 are used as abutment, places occlusal rest,
Lip buccal side designs snap ring, and wide posterior palatal bar is major connector.Complete clinical abutment preparation.
The CAD and 3D printing of 1.5 removalbe partial denture brackets
It produces patient two to pay oral cavity plaster cast (referring to fig. 4), first pair of model uses traditional lost-wax casting technology system
Make Wei Taling metallic support, is that patient wears use after the completion of row's tooth filling plastic production.
Using optical scanner and computer aided design system, (DWOS, Dental Wings company, add and take another pair of model
The three-dimensional profile of plaster cast is scanned greatly) and is established and the consistent mouth mending material data model of oral cavity agomphosis situation, use
The removable partial denture design software of 3shape company completes the CAD design figure (Fig. 5) of removable partial denture TC4 bracket, needs
It is emphasised that the shape of substrate crown is designed in 14,15,16 edentulous regions, it is then enterprising in selective laser cladding machine with the data
Row metal 3D printing, local alloy artificial tooth TC4 bracket (Fig. 6) can be plucked by producing.Printing and making parameter is 400W optical-fiber laser, single
For layer powdering with a thickness of 60 microns, scan path is linear filling+outer profile scanning.
In the present embodiment, selective laser cladding machine acts as the role of metal 3D printing, cladding accumulate TC4 powder at
Type is TC4 dusty material to be laid on metal substrate, single layer powdering is with a thickness of according to different in vacuum inert gas processing storehouse
Depending on the characteristic and machining accuracy of metal powder material, specific forming step is as follows:
(1) metal powder (TC4 powder) is placed on powder bed, is warming up to suitable temperature;
(2) after step (1) laser beam according to two-dimensional surface profile by metal powder cladding forming;
(3) after step (2), second of powdering is carried out, is struck off powder bed surface with scraper plate, then again according to step
(1), step (2) sequentially carries out new one layer of single track cladding forming;Through powdering repeatedly, after single track cladding forming, removal was not melted
The powder and support construction covered, can be obtained can pluck local alloy artificial tooth TC4 bracket.
After the completion of local alloy artificial tooth TC4 bracket can be plucked, (Fig. 7) is tried on plaster cast.
1.6, which can pluck rescan, the secondary calculating machine that local alloy artificial tooth TC4 bracket is located on plaster cast, assists setting
Meter and numerical control machining
Local alloy artificial tooth TC4 bracket can be plucked to be fully seated on plaster cast, with optical scanner and area of computer aided
Designing system carries out secondary data scanning (Fig. 8), carries out secondary calculating machine Computer Aided Design for scan data, designs artificial tooth
Configuration (Fig. 9), and obtain the CAD data of artificial tooth configuration, which inputs CAD/CAM auxiliary system and matched numerical control cutting
Lathe is cut, zirconia material is chosen, cutting produces and can pluck matched three the successive winning of the number on title of zirconium oxide of local alloy artificial tooth TC4 bracket
(Figure 10).
The assembly of three the successive winning of the number on title of 1.7TC4 bracket and zirconium oxide is bonded
Three the successive winning of the number on title of zirconium oxide is assembled on alloy artificial tooth TC4 bracket, with bonding agent is bonded (Figure 11) after completely in place, most
Completion can pluck the production of local alloy artificial tooth eventually.
Embodiment 2:
Referring to fig. 2, the present invention provides a kind of flowing transportation work station of CAD-CAM-3D print system by taking automobile as an example,
Optical scanner and computer aided design system, CAD auxiliary system and selective laser cladding machine are installed in the space of automobile
The composite system of composition.The composite system includes three parts, and first part is optical scanner and computer aided design system, is used
To complete the acquisition of the digital model of mouth mending material;Second part is the CAD auxiliary system of mouth mending material, to complete mouth
The CAD of chamber dummy configuration.Part III is the selective laser cladding machine of miniaturization, the selective laser
Cladding machine acts as the role of metal 3D printing, the CAD data metal powder cladding heap for the mouth mending material that design is completed
Product molding.Specifically include the following steps:
Step 1, has been routinely accomplished in patient mouthful or the three-dimensional profile of the outer plaster cast of mouth is scanned and established and oral cavity agomphosis
The consistent data model of situation;
Step 2 is set using the complete oral cavity of CAD auxiliary system at the configuration of dummy according to the design principle of mouth mending material
Meter and production, output data format are the compatible STL format of selective laser cladding machine;
Step 3, selective laser cladding machine is with the molding metal powder material of SLM, the oral restoration that step 2 is obtained
Body CAD 3D data model, is separated into two-dimensional surface data, carries out the processing of two-dimensional surface outline data according to preset sequence,
Successively cumulative, cladding deposit forming material powder obtains metal mouth mending material;
Step 4 bakes modeling or porcelain on metal mouth mending material, completes the production of mouth mending material.
Above-mentioned metal mouth mending material includes:
1, personalized metal pile nuclear, metal crown bridge, PFM crown and bridge substrate, removable partial denture metallic support, full mouth justice
Tooth metal base;
2, personalized planting body, the gantry of planting body superstructure, personalized base station etc.;
The step 2 further comprises: CAD auxiliary system is in mouth mending material CAD, by metal
Bracket is conducive to promote the retention system that in conjunction with golden porcelain or roasting modeling combines with the design of artificial tooth junction, these retention systems include
Maintenance microballon, maintenance microballoon or the honeycomb structure for increasing bond area, to increase ceramics or plastics and metallic support
Binding force.
It is the detailed of the production of more complicated removable partial denture in a kind of mouth mending material that inventor provides below
Overall process:
2, material and equipment
2.1SLM material requested and equipment
Selective laser cladding machine (EOSINT M280, EOS Corp., Germany);
TC4 powder, spherical powder, 15-53 microns of partial size (Ka Bente company, the U.S.);
Optical scanner and computer aided design system (DWOS, Dental Wings company, Canada).
2.2 other materials and equipment
Kang Te " water magic square " silicone rubber impression material (Kang Te gear division group, Switzerland);
Super hard gypsum (Hubei Bei Nuo dental material Co., Ltd).
2.3 case selections and abutment preparation
It chooses with male patient, the age 56 years old, upper left jaw premolar teeth and first Molar, cannot go plantation and fixed justice
Tooth reparation, the traditional Wei Taling metallic support formula removable partial denture reparation of voluntary row.
Removable partial denture design is the removable partial denture of tooth-borne type referring to Figure 12, and 13,17,23,27 are used as base
Tooth places occlusal rest, and lip buccal side designs snap ring, and wide posterior palatal bar is major connector.Complete clinical abutment preparation.
The CAD and 3D printing of 1.4 removalbe partial denture brackets
Two pairs of patient oral cavity plaster casts are produced, one pair completes according to traditional lost-wax casting method and wears to patient
It wears.Another pair makes optical scanner and computer aided design system obtain the digital model of plaster cast, with 3shape company
Removable partial denture design software complete removable partial denture TC4 bracket CAD design figure (Figure 12), it is emphasized that
14, the special maintenance microballon structure (Figure 13) for increasing binding force is designed in 15,16 edentulous regions, is then being selected with the data
The enterprising row metal 3D printing of selecting property laser melting coating machine, local alloy artificial tooth TC4 bracket (Figure 14) can be plucked by producing.Local justice can be plucked
The exhibiting pictures of tooth TC4 metallic support part special construction are as shown in figure 15.Printing and making parameter is 400W optical-fiber laser, single layer
For powdering with a thickness of 60 microns, scan path is linear filling+outer profile scanning.
In the present embodiment, selective laser cladding machine acts as the role of metal 3D printing, cladding accumulate TC4 powder at
Type is TC4 dusty material to be laid on metal substrate, single layer powdering is with a thickness of according to different in vacuum inert gas processing storehouse
Depending on the characteristic and machining accuracy of metal powder material, specific forming step is as follows:
(1) metal powder (TC4 powder) is placed on powder bed, is warming up to suitable temperature;
(2) after step (1) laser beam according to two-dimensional surface profile by metal powder cladding forming;
(3) after step (2), second of powdering is carried out, is struck off powder bed surface with scraper plate, then again according to step
(1), step (2) sequentially carries out new one layer of single track cladding forming;Through powdering repeatedly, after single track cladding forming, removal was not melted
The powder and support construction covered, can be obtained can pluck local alloy artificial tooth TC4 bracket.
1.6 can pluck the roasting modeling of local alloy artificial tooth TC4 bracket or porcelain
Modeling or porcelain are baked on it can pluck local alloy artificial tooth TC4 bracket and artificial tooth junction special construction, complete oral cavity
The production (Figure 16) of dummy.
It should be noted that above embodiment is to aid in it will be understood by those skilled in the art that the present invention, the present invention are unlimited
In above-described embodiment, the flowing transportation work station of CAD-CAM-3D print system according to the invention, the optical scanner of use and
The compound system that computer aided design system, CAD/CAM auxiliary system, selective laser cladding machine, numerically controlled machine tool form
System, can also be to stake core, Guan Qiao, PFM crown and bridge metallic substrates hat, complete denture base, implant denture gantry or personalized base station
Etc. being processed automatically for various mouth mending materials.The optical scanner of use and computer aided design system, CAD auxiliary system
The composite system of system, selective laser cladding machine composition, can also to personalized stake core, Guan Qiao, PFM crown and bridge substrate, can pluck
Skeleton of partial denture or complete denture base;Or gantry, personalized base station of personalized planting body, planting body superstructure etc.
Various mouth mending materials are processed automatically.During planting body 3D printing, suitable silver ion powder can be mixed, is reached
Not only antibacterial, but also the purpose of synosteosis is not influenced.
In conclusion the flowing transportation work station of CAD-CAM-3D print system of the invention, wherein the optics used is swept
It retouches and is answered with what computer aided design system, CAD/CAM auxiliary system, selective laser cladding machine, numerically controlled machine tool formed
What collaboration system and optical scanner and computer aided design system, CAD auxiliary system and selective laser cladding machine formed answers
Collaboration system can be respectively placed on the flowing vehicles, can also be installed on the same flowing vehicles, all be equivalent to
The artificial tooth Digital manufacturing factory of one flowing, provides more convenient and fast service for patient.Patient is set to enjoy the upper of " mobile hospital "
Door service, embodies theory customer-centric, has overturned traditional medical treatment mode, greatly facilitated patient, application prospect
It is wide.
Claims (3)
1. a kind of flowing transportation work station of CAD-CAM-3D print system, including vehicle, ship or aircraft, which is characterized in that vehicle,
Optical scanner and computer aided design system, CAD/CAM auxiliary system, selective laser are installed in the space of ship or aircraft
The composite system of cladding machine, numerically controlled machine tool composition;The flowing transportation work station of the CAD-CAM-3D print system is certainly
The method of dynamic processing mouth mending material includes the following steps:
Step 1, had been routinely accomplished in patient mouthful with optical scanner and computer aided design system or outside mouth plaster cast three
Dimension shape is scanned and is established and the consistent mouth mending material data model of oral cavity agomphosis situation;
Step 2, according to the design of mouth mending material, with the complete oral cavity of CAD/CAM auxiliary system at the configuration design and system of dummy
Make, output data format is the compatible STL format of selective laser cladding machine;The mouth mending material is core, Guan Qiao, bakes
Porcelain is preced with bridge substrate crown, removalbe partial denture bracket, complete denture base, implant denture gantry or personalized base station;
Step 3 is used up after trying on patient's plaster cast properly together with plaster cast and the mouth mending material configuration of production
It learns scanning and computer aided design system carries out rescan, obtain the total data that mouth mending material is just worn, whereby data,
Final mouth mending material Secondary Design is carried out with CAD/CAM auxiliary system software, obtains the people to match with mouth mending material
Work tooth or base data;
Step 4, using the molding metal powder material of SLM, which must meet the medical approval standard of country;Choosing
The data that selecting property laser melting coating machine obtains step 3 are separated into two-dimensional surface data, and it is flat to carry out two dimension according to preset sequence
Facial contour data mart modeling, successively cumulative, cladding deposit forming material powder obtains metal mouth mending material;
Meanwhile the data for obtaining step 3 input numerically controlled machine tool, choose and obtain the oral cavity pottery of the medical certification license of country
Porcelain or plastics blank material cut artificial tooth or base with metal mouth mending material form fit;
Step 5 cuts the metal mouth mending material of selective laser cladding machine cladding accumulation molding with numerically controlled machine tool
Artificial tooth or base assembly bonding, obtain final mouth mending material.
2. a kind of flowing transportation work station of CAD-CAM-3D print system, including vehicle, ship or aircraft, which is characterized in that vehicle,
Optical scanner is installed in the space of ship or aircraft and computer aided design system, CAD auxiliary system and selective laser are molten
Cover the composite system of machine composition;The flowing transportation work station of the CAD-CAM-3D print system carries out automatic processing oral cavity and repairs
The method of complex includes the following steps:
Step 1, has been routinely accomplished in patient mouthful or the three-dimensional profile of the outer plaster cast of mouth is scanned and established and oral cavity agomphosis situation
Consistent data model;
Step 2, according to the design principle of mouth mending material, using CAD auxiliary system complete the configuration design of mouth mending material with
Production, output data format are the compatible STL format of selective laser cladding machine;CAD auxiliary system is calculated in mouth mending material
When machine Computer Aided Design, metallic support is conducive to promote the maintenance knot that in conjunction with golden porcelain or roasting modeling combines with the design of artificial tooth junction
Structure, these bit architectures include maintenance microballon, maintenance microballoon or the honeycomb structure for increasing bond area;It repairs in the oral cavity
Complex includes: (1), personalized stake core, Guan Qiao, PFM crown and bridge substrate, removalbe partial denture bracket or complete denture base;Or
Person (2), personalized planting body, the gantry of planting body superstructure, personalized base station;
Step 3, selective laser cladding machine is with the molding metal powder material of SLM, the mouth mending material that step 2 is obtained
CAD 3D data model is separated into two-dimensional surface data, carries out the processing of two-dimensional surface outline data according to preset sequence, by
Layer is cumulative, and cladding deposit forming material powder obtains metal mouth mending material;
Step 4 bakes modeling or porcelain on metal mouth mending material, completes the production of mouth mending material.
3. the flowing transportation work station of CAD-CAM-3D print system as claimed in claim 1 or 2, which is characterized in that described
Selective laser cladding machine cladding deposit forming material powder be vacuum inert gas processing storehouse in, by metal powder
Material is laid on metal substrate, depending on characteristic and machining accuracy of the single layer powdering with a thickness of foundation different metal dusty material, tool
It is body formed that steps are as follows:
(1) metal powder is placed on powder bed, is warming up to suitable temperature;
(2) after step (1) laser beam according to two-dimensional surface profile by metal powder cladding forming;
(3) after step (2), carry out second of powdering, powder bed surface is struck off with scraper plate, then again according to step (1),
Step (2) sequentially carries out new one layer of single track cladding forming;Through powdering repeatedly, after single track cladding forming, removal not cladding
Powder and support construction are to get arriving metal mouth mending material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610316203.0A CN105930615B (en) | 2016-05-12 | 2016-05-12 | The flowing transportation work station of CAD-CAM-3D print system and mouth mending material is processed automatically |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610316203.0A CN105930615B (en) | 2016-05-12 | 2016-05-12 | The flowing transportation work station of CAD-CAM-3D print system and mouth mending material is processed automatically |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105930615A CN105930615A (en) | 2016-09-07 |
CN105930615B true CN105930615B (en) | 2019-07-26 |
Family
ID=56834874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610316203.0A Active CN105930615B (en) | 2016-05-12 | 2016-05-12 | The flowing transportation work station of CAD-CAM-3D print system and mouth mending material is processed automatically |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105930615B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106037966B (en) * | 2016-05-12 | 2018-01-02 | 中国人民解放军第四军医大学 | A kind of mouth mending material CAD/ metals 3D automatization processing methods |
CN106361455A (en) * | 2016-10-13 | 2017-02-01 | 成都优材科技有限公司 | 3D printing forming method for metal dental restoration |
CN106580496B (en) * | 2016-11-18 | 2018-09-21 | 中国人民解放军第四军医大学 | A kind of same period row fixes-movable combined remediation method |
DE102017203475A1 (en) * | 2017-03-03 | 2018-09-06 | Sirona Dental Systems Gmbh | Method of constructing a restoration |
CN107468357A (en) * | 2017-09-07 | 2017-12-15 | 北京佳美医院管理有限责任公司 | A kind of Buccodental digitizes ultra-thin surfacing process |
CN108618857B (en) * | 2018-02-06 | 2020-11-27 | 北京大学口腔医学院 | Design and manufacturing method of accurate bionic aesthetic restoration body |
CN111981980B (en) * | 2020-08-18 | 2022-03-01 | 重庆医科大学附属口腔医院 | Method and system for testing suitability deviation of dental prosthesis CAD and manufacturing process |
CN112972031B (en) * | 2021-02-05 | 2022-06-24 | 星火万方齿科技术(北京)有限公司 | High-precision false tooth and preparation method thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101401746A (en) * | 2008-10-30 | 2009-04-08 | 华中科技大学 | Method for quickly producing removalbe partial denture bracket |
CN101450010A (en) * | 2007-12-06 | 2009-06-10 | 北京大学口腔医学院 | Digital mouth prosthesis making device |
CN102655820A (en) * | 2009-12-04 | 2012-09-05 | 贺利氏古萨有限公司 | Production of individual dental prostheses via CAD/CAM and rapid manufacturing/rapid prototyping from data of the digital impression |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005035475B4 (en) * | 2005-07-28 | 2019-08-08 | Institut Straumann Ag | Method, computer-readable medium, computer program relating to the production of dental prostheses |
RU2581029C2 (en) * | 2010-10-01 | 2016-04-10 | Зшейп А/С | Method of modelling and manufacturing dentures |
-
2016
- 2016-05-12 CN CN201610316203.0A patent/CN105930615B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101450010A (en) * | 2007-12-06 | 2009-06-10 | 北京大学口腔医学院 | Digital mouth prosthesis making device |
CN101401746A (en) * | 2008-10-30 | 2009-04-08 | 华中科技大学 | Method for quickly producing removalbe partial denture bracket |
CN102655820A (en) * | 2009-12-04 | 2012-09-05 | 贺利氏古萨有限公司 | Production of individual dental prostheses via CAD/CAM and rapid manufacturing/rapid prototyping from data of the digital impression |
Also Published As
Publication number | Publication date |
---|---|
CN105930615A (en) | 2016-09-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105852998B (en) | A kind of CAD/CAM/3D automatization processing method of mouth mending material | |
CN106264762B (en) | Mouth mending material CAD/CAM/SLM-3D prints complex method | |
CN105930615B (en) | The flowing transportation work station of CAD-CAM-3D print system and mouth mending material is processed automatically | |
CN106580496B (en) | A kind of same period row fixes-movable combined remediation method | |
CN106037966B (en) | A kind of mouth mending material CAD/ metals 3D automatization processing methods | |
US20230082525A1 (en) | Method and system for designing and producing dental prosthesis and appliances | |
AU2004200418B2 (en) | Device and Method for Manufacturing Dental Prosthesis | |
US7110844B2 (en) | Method and system for fabricating a dental prosthesis, and a prosthesis wax model | |
Witkowski | (CAD-)/CAM in dental technology. | |
CN101548911B (en) | Complete denture designing and manufacturing method based on CAD/RP technology | |
US20140308623A1 (en) | Computer fabrication of dental prosthetics | |
JP2002224142A (en) | Method for making dental prosthesis | |
US20150289954A1 (en) | Computer fabrication of dental prosthetics | |
US20060105294A1 (en) | Method and system for designing a dental replacement | |
Jain et al. | CAD-CAM the future of digital dentistry: a review | |
Zarina et al. | Evolution of the Software and Hardware in CAD/CAM Systems used in Dentistry | |
Chakraborty et al. | Glimpse of 3D printing in dentistry: A review | |
Masih et al. | CAD CAM complete dentures: a review | |
Leu et al. | Digital design and fabrication in dentistry | |
Park | Current status and future perspectives of CAD/CAM fabricated complete denture | |
Amudhalakshmi et al. | A REVIEW OF CAD-CAM IN DENTISTRY | |
Garg et al. | Cad/cam in prosthodontics: An review |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |