CN106580496A - Synchronous line fixing-moving joint restoration method - Google Patents
Synchronous line fixing-moving joint restoration method Download PDFInfo
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- CN106580496A CN106580496A CN201611025836.2A CN201611025836A CN106580496A CN 106580496 A CN106580496 A CN 106580496A CN 201611025836 A CN201611025836 A CN 201611025836A CN 106580496 A CN106580496 A CN 106580496A
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- partial denture
- abutment
- metal
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- removable partial
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- 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
- A61C13/0019—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
- A61C13/01—Palates or other bases or supports for the 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
- A61C13/08—Artificial teeth; Making same
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C2204/00—Features not otherwise provided for
Abstract
The invention discloses a synchronous line fixing-moving joint restoration method. The synchronous line fixing-moving joint restoration method has the advantages that a scanning measurer, computer-aided design software of a dental prosthesis, a miniature SLM (synchronous line module)-metal 3D printer and a numerically-controlled milling machine are used for preparing all-ceramic and metal prosthesises, the fixing restoration of removable partial denture butment and the restoration of removable partial denture are synchronously completed, the clinical restoration efficiency of complicated cases is greatly improved, the clinical frequency of a patient is greatly reduced, and the chair-side operation time is shortened; the complicated procedure of traditional dental prosthesis manufacturing method is overcome, the manufacturing quality and stability of the prosthesis are improved, the purpose of quick, accurate and personalized manufacturing is realized, and the urgent demand of patients with tooth lack is well met.
Description
Technical field
The invention belongs to recovery technique of oral cavity field, and in particular to a kind of same period row fixes-movable combined remediation method, should
Existing oral cavity CAD/CAM system is combined by method with metal 3D printing technique, by respective digital control processing mode organic knot
Close, efficacy exertion is to ultimate attainment.
Background technology
Computer-aided design (Computeraideddesign, abbreviation CAD) is made with area of computer aided
(Computeraidedmanufacture, abbreviation CAM) technology, has merged mathematics, optics, electronics, computer picture recognition
With process, automatically control with automatization processing etc. multi-disciplinary knowledge and technology, be widely used in work in 20 century 70s
Industry automatization and aerospace field.Nineteen eighty-three, First dental CAD/CAM system model machine that French Duret is developed is in France
Come out；In international dentist's academic conference that France holds, professor Duret goes out first backteeth porcelain using the equipment making within 1985
Complete crown is simultaneously successfully used to patient oral cavity so that CAD/CAM becomes a reality for stomatology field.Into 90 years last century
Dai Hou, with the further development of modern photoelectron technology, computer technology image analyzing and processing technology etc., increasing tooth
Section's CAD/CAM system comes out.At present, existing more than 10 CAD/CAM system planted come out, can make inlay, veneer, complete crown, partial crown,
Fixed bridge, implantation body's crane span structure etc..And in removable partial denture and complete denture still in conceptual phase, unripe is
System.Oral cavity CAD/CAM system is generally by data acquisition (digitized die), computer-aided design (CAD), area of computer aided system
Make (CAM) three part subsystem composition.One emerging recovery technique of oral cavity is initially formed, and CAD/CAM system makes Oral Repair
Striden into modern high-tech field.
1st, main CAD/CAM system
At present in business-like oral cavity CAD/CAM system, CNC milling machine is one of important ingredient.Dummy is processed
Using numerical control milling mode, excess stock is cut off with cutting element, meet shape, size and surface roughness requirements to obtain
Dummy.Belong to de-material on the technological essence and make category, i.e. " subtraction ".
1.1Cerec system：
Cerec systems are by Siemens (SIEMENS) dentistry portion, i.e., present German Xi Nuode (SIRONA) tooth
The exploitation of equipment company limited of section is perfect.Its product line includes Cerec I, Cerec II and Cerec III and CerecinLab.
Wherein：Cerec III was born in 2000, and III systems of Cerec are based on windows platform, and cutting system is each with image acquistion system
From autonomous working, software system there has also been greatly raising so that III systems of Cerec can make inlay, onlay, veneer,
Partial crown and complete crown.But III software systems of Cerec also can only be designed in the plane, it is difficult to show the overall shape of dummy
State.In March, 2003 Cerec3D systems in the Hinman dentistry conferences of U.S. Atlanta are put on display first, and it is repaired in design
Multidimensional angle of view can be introduced during body, the form of dummy and abutment can be intuitively examined from the angle of 3-dimensional closely.Cerec3D softwares
System adds the 3D design softwares such as FrameWork, realizes the reparation of full porcelain fixed bridge.2002, Sirona companies released
Cerec inLab systems, are that it collects tooth jaw data using laser scanning system exclusively for designed by skilled worker room, repair
Faster, the scope of application is wider for body manufacturing speed, and can use aluminium dioxide, the zirconia ceramic material of higher intensity.
1.2Celay system：
Celay systems are designed and put on display in Munich for the first time in nineteen ninety by Zurich tooth institutes, now by Switzerland
Mikroma companies produce.The system is not CAD/CAM system in complete meaning, and its principle is similar to a small-sized key duplication
Machine, is made up of two parts, touch sensor and Micro Milling Machine, sensing head " reading " go out in mouth or make on die with one
Determine the wax or resin dummy surface topography data of hardness, and data are delivered on milling machine simultaneously, synchronous processing goes out porcelain reparation
Body.The system composition is simple, and automaticity is very low.During work, it is necessary to first make one in mouth or on die and repair temporarily
Complex, as the information source for obtaining data.Celay systems are mainly using the processing of aluminium dioxide machinable ceramic with 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 systems are Sweden's system, are introduced to the market in 1993 by Nobel Biocare companies.Now, the system
Data on dentognathic model are collected using the ProceraForte scanneies of ProceraPiccolo or more advanced, doctor passes through
ProceraLofrwore2.0 softwares are designed to dummy, and data are sent to after finishing by design by the Internet
4 production centers (Stockholm, Sweden that Procera systems are specified；FairLawn, NJ, USA；Karlskoga,
Sweden；Tokyo, Japan) carry out the processing of dummy.Machining center can require directly to be processed into final oxygen according to doctor
Change zirconium, aluminium oxide all-ceramic crown bridge, also can only be processed into zirconium oxide, alumina substrate and treat that postal Hui Houzai carries out surface decorations porcelain.
Procera systems can be also used for field of planting in addition to it can be used for making natural teeth corona.Procera systems can be cut
Pure titanium or zirconic single tooth base station are made, which can carry out individual character to the form profile of the height of base station, angle and edge line
Change design；Procera systems can also cut the pure titanium of making or zirconic plantation bridge, and which can at most provide 14 units
Plantation bridge, possesses fabulous biocompatibility, remarkable intensity and aesthetic effect.
1.4Cercon system：
Cercon systems are to tie up data on laser scanning dentognathic model by CerconEyeScanner3, are transferred to
CerconArtCAD part dummy is designed, then by the information transmission for designing to CerconBrain part to repairing
Complex carries out machining or information is delivered to by the Internet being processed dummy positioned at the making center of York
Make.Therefore for can only buy the CerconArt CAD of Cercon systems in some small-sized dental clinic or skilled worker center
(CerconEyeScanner scanneies have been contained partly), so as to reduces cost.CerconArtCAD can be to dummy
Edge, occlusal surfaces carry out fine design.Cercon systems with zirconium dioxide structural ceramicss as processing object, can make a core,
Abutment, complete crown and fixed bridge.
1.5Lava system：
Lava systems by Minnesota Mining and Manufacturing Company in 2002 release, by Lava Scan, LavaCAD, LavaForm,
The part such as LavaTherm constitutes.Data on dentognathic model are collected first with contactless 3D photo-scanning systems, doctor utilizes
LavaDesign4.0 softwares carry out dummy design, after the completion of first by cut presintering zirconium dioxide porcelain block obtain base
Bottom is preced with, and average per unit corona needs 35 minutes.Corona substrate crown is carried out after the completion of cutting fully sintered, then added on its surface
Facing porcelain.Control Vita colorimetric systems, labeled with 7 kinds of color selectings, facing porcelain has 16 kinds of color selectings to Lava zirconium dioxides substrate,
Therefore the dummy that Lava systems make possesses the color and luster and light transmission closest to natural teeth, and the system is primarily adapted for use in and is suitable to list
The reparation of hat and in front and back 3～4 unit fixed bridge of tooth.
1.6Everest system：
Everest systems system is introduced to the market in 2002 by German Kavo companies.The system by Everestscan,
Tetra- component compositions of Everest engine, Everesttherm, Everest elements.First by Everestscan numbers
According to data on scanning system (using CCD camera) collection dentognathic model, operator is carried out to dummy using ENERGYCAD softwares
Three dimensional design, then CAM part carry out machining dummy on five axles of X, Y, Z, A, B.Therefore Everest systems make
Dummy there is good machining accuracy and clearly anatomical structure.The machinable material of Everest systems widely,
Including zirconium oxide, aluminium oxide, pure titanium, glass ceramics, gold, resin etc., implantation body, veneer, inlay, onlay, leaf-comb can be made
And fixed bridge.
1.7 open system：
Open system is " assembling " the type CAD/CAM system for occurring on market in recent years, its data collecting system, CAD
System, CAM system can be assembled after being made by different companies and be formed.The open system of comparative maturity has two kinds in the market
Scheme：
1) 3Shape dentistry dedicated scan instrument+CAD software+Germany's numerically controlled lathe, which can process the oxidation of all brands
Zirconium, plastics, are not limited by brand；
2) 3Shape dentistry dedicated scan instrument+CAD software+U.S. 3Dsystem wax pattern machines, can be with after wax pattern has been made
Embedding casting metal can also carry out the making of all-ceramic crown.Compare with other CAD/CAM system, the advantage of open system exists
In：The material that can be processed is more extensive, and cost of manufacture is also cheaper.
2nd, the CAD/CAM system of increasing material manufacturing
Above-mentioned numerically controlled lathe cannot cut the dummy with labyrinth (as with hollow structure) and working angles
In cause waste of material etc. be badly in need of in becoming Oral Repair advanced manufacturing technology solve key issue.Rapid shaping technique,
Abbreviation RP or RPM technology (RapidPrototyping/RapidPrototypingManufacturing), is 80 years 20th century
The generation last advanced manufacturing technology for growing up.The technology is by computer-aided design (CAD), computer aided manufacturing
(CAM), computer numerical control (CNC) (CNC), elaborate servo drive, and the advanced science such as laser and material science is integrated in one, takes
The thought that discrete-lamination is piled up, 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 technologies can not directly make metal restoration to meet the needs of Oral Repair.20th century 90
Age Mo, the Rapid Manufacturing Technology (RapidManufacturing, RM) of the foundation that combined by RP technologies and Laser Coating Technology
Dusty material successively cladding is piled up by laser by the way of preset powdering or synchronous powder feeding system and obtain Three-dimensional Entity Components.Its
The drip molding of making has outstanding physicochemical property, and is not limited by labyrinth.RP technologies and RM technologies are in essence
Belong to increase material making, i.e., " addition ".
The Fourth Military Medical University of P.L.A Gao Bo applied for the " laser three-dimensional of oral cavity metal restoration in 2003
Manufacturing process " Chinese patent, is authorized to (the patent No. in 2005：ZL03134316.3).At present, the 3D printing of metal restoration into
Type main flow is SLM (selectivelasermelting) and EBM (ElectronBeamMelting) method, the former major print
Cochrome Guan Qiao, hat abutment bottom or removalbe partial denture bracket are made, the latter is mainly used in the making of metal implant.
2.1 applications in fixed and repaired：
2004, Bennett made cochrome and not respectively using based on the MCPRealizer equipment of SLM technologies
The substrate crown of rust Steel material, fixed hat and fixed bridge, the corona external form after making are good.2005, French scholar Nadine should
The PhenixSLM system designs researched and developed with oneself have simultaneously made the substrate crown of nichrome, made by substrate crown profile, precision it is equal
Well, after manual cladding porcelain, the porcelain corona of making has extraordinary color matching and marginal.
2.2 applications in removable partial denture：
2006, Williams etc. was made on SLMRealizer2 machines by CAD/CAM technologies and can pluck local justice
The cochrome support of tooth.Domestic Wu Lin etc. tentatively realizes the computer-aided design to Kennendy Ⅱ partially edentulous cast,
And the resin casting mold of removalbe partial denture bracket is processed with laser fast forming machine.2009, Zhu Senyang etc. was to Kennendy Ⅰ tooth
Lieque is damaged removalbe partial denture bracket and has carried out computer-aided design and made.
2.3 applications in complete denture：
Complete denture complex shape, and the material of composition artificial tooth is various, current complete denture CAD/CAM researchs are relatively stagnant
Afterwards.The Fourth Military Medical University of P.L.A Gao Bo etc. designs half mouthful of metal base justice of the upper jaw by Surfacer softwares
Tooth, and go out upper half mouth base using laser solid forming technology initial processing.2008th, 2009, the Chinese People's Liberation Army the 4th
Army medical university is high suddenly successively to have delivered the treatise that laser fast forming makes the pure titanium-base of the complete denture upper jaw：LasersMedSci
(2010)25：309–315；RapidPrototypingJournalVolume15, Number2,2009,133-136, and to which
Fitness is studied, and clinical test results show which makes precision and has much room for improvement.
3rd, joint increasing material manufacturing and subtract material manufacture compound CAD/CAM system
The Fourth Military Medical University of P.L.A Gao Bo applied for " mouth mending material CAD/CAM/SLM-3D in 2016
Print compound new method " Chinese invention patent.The method adopts optical scanning measuring instrument or contact type scanning measuring instrument, oral cavity
The CAD/CAM/SLM-3D of the computer aided design software of dummy, the metal 3D printer of miniaturization and CNC milling machine composition
Print hybrid system and prepare mouth mending material, described mouth mending material is composite repair body from material composition, its base
Bottom or holder part are metal, be attached to metal surface for ceramics or plastics；It is porcelain or roasting modeling hat from repairing in type
Bridge, removable partial denture.Specifically carry out according to the following steps：
1) have been routinely accomplished in patient's mouth or the three-dimensional profile of the outer plaster model of mouth is scanned and set up and oral cavity agomphosis situation
Consistent digital model, abbreviation A models；
2) metallic substrates or stent configuration that mouth mending material is completed on A models using computer aided design software set
Meter, abbreviation B configurations, data form are the compatible STL forms of 3D printer；
3) B configurations are alignd in computer aided design software and is positioned on the original position of A models, on this basis
Complete the artificial tooth configuration design that top corresponding with metallic substrates or support matches, abbreviation C configurations；
4) B configuration datas are input into into 3D printer, selection meets the metal powder material of national medical material license, uses
The 3D printing technique of selective laser melting technology (SLM) makes corresponding metal rack, abbreviation D structures；
Simultaneously by C-structure data input numerically controlled machine tool, selection obtain the oral cavity ceramics of national medical certification license or
Person's plastic blank material, cuts the artificial tooth data configuration matched with B configurations top, abbreviation E；
5) by D structures and E assembling bonding, final mouth mending material is obtained, use is worn for patient.
According to the invention, the metallic substrates or support are removable partial denture metal for removable partial denture
Frame；It is the metallic substrates of the Guan Qiao for porcelain or roasting modeling hat bridge.
Above-mentioned CAD/CAM/SLM-3D prints hybrid system and can be placed on the flowing vehicles such as car and boat or aircraft, quite
In the artificial tooth Digital manufacturing factory of a flowing.
The method is greatly improved oral cavity metal restoration, the automated production efficiency of particularly complicated mouth mending material, pendulum
De- traditional-handwork makes the cumbersome process of mouth mending material, improves mouth mending material fabricating quality and stability, reaches quick, smart
Really, it is personalized to make purpose.
4th, limitation and developing direction of the tradition CAD/CAM in clinical practice
Application of the CAD/CAM technologies in oral cavity field substantially increases remediation efficiency, shortens the treatment cycle of patient, subtracts
The pain for having lacked patient and the labor intensity for reducing technician so that prosthetic dentistry achieves revolutionary development.But
There is problems in process of clinical application：
(1) at present fixation need to be often used in combination and repaiies clinically for defect of dentition and abutment need the patient of row fixed and repaired
Multiple and movable prosthodontics, its clinical treatment mostly be first pass through traditional approach or CAD/CAM modes make Guan Qiao, inlay, veneer,
The dummies such as telescope crown are repaired to abutment row fixed denture, recover the necessary dissection profile of abutment, function, attractive in appearance, subsequent here
On the basis of pass through lost wax process and mounted box method/injection moulding and make removable partial denture to repair edentulous region row removable denture, and
For fixed denture reparation and removable denture reparation, traditional way is the reparation that first fixes, after the completion of do removable denture again and repair
Multiple, dummy Making programme is loaded down with trivial details, and by clinical chair, the operating time is long, and often, overall repairing efficiency is long for patient assessment.
(2) current CAD/CAM system is mainly used in fixed and repaired field, and in removable partial denture and complete denture
In there is no the intrinsic limitation of machining that the main cause applied is CAD/CAM system, not only cause the waste of material,
So that the dummy species for making is single, it is impossible to the dummy of machining composite.
In sum, if can be the cutting manufacturing technology of traditional CAD/CAM system and the gold of relative maturity at present
Category 3D printing technique is organically combined, and being united and applied in needs the complex clinical situation of various repair modes, and this will be that following oral cavity is repaiied
The fabrication direction of complex.
The content of the invention
For above-mentioned prior art exist defect or deficiency, it is an object of the present invention to provide a kind of same period row fix-
Movable combined remediation method, the method is by numerical control cutting technology and metal 3D printing technique in existing oral cavity CAD/CAM system
Combine, respective digital control processing mode is organically combined, play the respective chief, respective advantage is played to ultimate attainment, the same period,
Quickly, accurately, personalizedly repair the dummy of complexity.
In order to realize above-mentioned task, the present invention takes following technical solution：
A kind of same period row fixes-movable combined remediation method, it is characterised in that the method obtains phase using sweep measuring set
The three-dimensional appearance data of the oral cavity hard and soft tissue of pass are simultaneously redeveloped into digital model, pass through mouth mending material on digital model
Computer aided design software integrally complete the fixed restoration and removable partial denture thereon of abutment teeth of removable partial dentures
Configuration design, subsequently synchronously prepare dummy using the SLM- metals 3D printer of CNC milling machine and miniaturization, and can be same
Phase completes the removable partial denture reparation of the fixed and repaired and defect of dentition of abutment.
Concrete operation step is as follows：
1) three-dimensional profile for obtaining related hard and soft tissue in defect of dentition patient's mouth is directly scanned using sweep measuring set, or
Indirect scanning obtain the corresponding die produced by conventional method or its turn over system plaster model three-dimensional profile, and in software
In be redeveloped into the digital model consistent with oral cavity agomphosis situation and abutment situation, abbreviation A models；
2) required abutment is completed when removable partial denture is designed on A models using computer aided design software or which is pre-
Corresponding artificial tooth's configuration design of standby body, Abutment, abbreviation B configurations；
3) B configurations are alignd in computer aided design software and is positioned on the original position of A models, on this basis
Complete the configuration design of removable partial denture metallic substrates or support, abbreviation C1 configurations；Or completed on the basis of C1 configurations simultaneously
The corresponding artificial tooth's design in edentulous region, abbreviation C2 configurations；Or printed by mouth mending material CAD/CAM/SLM-3D on this basis
Hybrid system, completes the configuration design of NEW TYPE OF COMPOSITE removable partial denture, abbreviation C3 configurations.
4) B configuration datas are input into into numerically controlled machine tool, selection obtains the oral cavity ceramics of national medical certification license, gold
Category, resin base material, cut corresponding artificial tooth, abbreviation D structures；
C1 configuration datas are input into into 3D printer simultaneously, selection meets the metal powder material of national medical material license,
Corresponding metallic substrates or support are made with the 3D printing technique of selective laser melting technology (SLM), and by routine
Skilled worker room flow process completes the making of removable partial denture, abbreviation E1 structures；Or by C2 configuration datas input 3D printer by upper
State the metal removable partial denture that technique directly produces artificial tooth and support one, abbreviation E2 structures；CAD/ can also be passed through
CAM/SLM- metal 3D printing hybrid systems complete the making of NEW TYPE OF COMPOSITE removable partial denture, abbreviation E3 structures；
5) by D structures elder generation's bonding or cementation in patient's mouth on corresponding abutment, after the completion of E1, E2, E3 structure can be supplied
Patient wears use.
According to the present invention, the abutment of described defect of dentition patient is natural teeth, stake core, the interior hat of telescope crown or implantation body's base
Platform；The tooth body situation of abutment is the indication that Guan Qiao, veneer, inlay or telescope crown are repaired；Repair mode needed for abutment is fixation
Repair, including Guan Qiao, veneer, inlay or telescope crown reparation.
It can both be composite repair body that removable partial denture of the present invention is constituted from material, the substrate or
Holder part is metal, be attached to metal surface for ceramics or resin, or metal material dummy, its artificial tooth
Metal is with support；Described metallic substrates or support are for the metal rack that removable partial denture is removable partial denture；
It is the metallic substrates of the Guan Qiao for porcelain or roasting modeling hat bridge.
CAD/CAM the and SLM-3D metallic prints hybrid system can be placed on the flowing vehicles (such as car and boat or winged
Machine), equivalent to the artificial tooth Digital manufacturing factory of a flowing.
The same period row of the present invention fixes-movable combined remediation method, is for defect of dentition and abutment needs row fixed and repaired
Patient CAD/CAM and SLM-3D printing techniques be used in combination synchronously make mouth mending material and carry out the new method of same period reparation,
Its innovative point is：Integrated design, synchronous processing can be realized with removable denture reparation especially for fixed denture reparation
The same period repairs, will be the artificial tooth's configuration matched with abutment same with metallic substrates or stent configuration (such as removalbe partial denture bracket)
Design is respectively completed before and after in one time, by numerical control cutting (subtracting material manufacture, referred to as subtraction) and 3D when mouth mending material is processed
Printing technique (increasing material manufacturing, referred to as addition) is synchronously carried out, and the dummy of making supplies patient's simultaneous completion abutment in clinic
The removable denture reparation of fixed and repaired and defect of dentition.The method is greatly improved the remediation efficiency of this kind of Clinical types patient, greatly
Amount reduces the clinical physician office visits of patient, hence it is evident that the operating time by chair when shortening patient assessment；Break away from traditional-handwork and make mouth
The cumbersome process of chamber dummy, improves dummy fabricating quality and stability, reaches quick, accurate, individualized therapy purpose, more
Meet well the urgent needss of vast agomphosis patient.
Description of the drawings
Fig. 1 is that the same period row of the present invention fixes-movable combined remediation method schematic diagram；
Fig. 2 is the standard gypsum model photo chosen；
Fig. 3 is that the abutment die for completing digital model in software makes；
Fig. 4 is the CAD design figure of the corresponding all-ceramic crown of abutment；
Fig. 5 is that abutment corresponding all-ceramic crown is located in its original position on digital model and a new mould is formed
Type；
Fig. 6 is the TC4 alloy bracket CAD design figures of removable partial denture；
Fig. 7 is that computer-aided design artificial tooth is carried out on TC4 alloy brackets；
Fig. 8 is the zirconia ceramicss hat that numerical control cutting makes；
Fig. 9 is the TC4 alloy brackets that 3D printing is completed；
Figure 10 is that plaster model assembles photo with zirconium oxide all-ceramic crown；
Figure 11 is that TC4 alloy brackets assemble photo with zirconia ceramicss the successive winning of the number on title；
Figure 12 is final repairing effect picture.
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Specific embodiment
Below in an example, applicant is repaiied using optical scanning measuring instrument or contact type scanning measuring instrument, oral cavity
The CAD/CAM numeral chemical industry of the computer aided design software of complex, the metal 3D printer of miniaturization and CNC milling machine composition
Make flow process, the flow process is mainly made up of three parts, first is optical scanning measuring instrument or contact type scanning measuring instrument, by sweeping
Retouch produce in plaster model, mouth die, the direct method such as hard and soft tissue in scanning mouth, complete adopting for oral cavity digital model
Collection；Second is the computer aided design software of mouth mending material, completes the computer-aided design of mouth mending material configuration；The
Three is the metal 3D printer and CNC milling machine of miniaturization, metallic substrates or support CAD data that design is completed by 3D printer
Metal dust printing shaping is used, its metal dust meets national medical approval standard.Numerical control cutting ceramics, resin, metal are also needed
Meet national medical approval standard.
The abutment of described defect of dentition patient is natural teeth, stake core, the interior hat of telescope crown or Abutment；The tooth of abutment
Body situation is the indication that Guan Qiao, veneer, inlay or telescope crown are repaired；Repair mode needed for abutment is fixed and repaired, including hat
Bridge, veneer, inlay or telescope crown reparation.
It can both be composite repair body, its substrate or holder part that described removable partial denture is constituted from material
For metal, be attached to metal surface for ceramics or resin, or metal material dummy, the artificial tooth and support it is equal
For metal；Described metallic substrates or support are for the metal rack that removable partial denture is removable partial denture；For porcelain
Or be the metallic substrates of the Guan Qiao for roasting modeling hat bridge.
Finally the dummy of making is worn for patient in clinic, consolidating for quick, simultaneous completion abutment is so achieved that
Periodical repair is multiple and the removable denture reparation of defect of dentition.
CAD/CAM the and SLM-3D metallic prints hybrid system can be placed on the flowing vehicles (such as car and boat or winged
Machine), equivalent to the artificial tooth Digital manufacturing factory of a flowing.
Shown in Figure 1, specific manufacture method is：
1st, related hard and soft tissue in scanner scanning defect of dentition patient mouth, or scan through that conventional method produces it is corresponding
Die or its plaster model for turning over system obtain its three-dimensional profile and be redeveloped into consistent with oral cavity agomphosis situation and abutment situation
Digital model, abbreviation A models；
2nd, required abutment when removable partial denture is designed is completed on A models using computer aided design software corresponding
Artificial tooth's configuration is designed, abbreviation B configurations；
3rd, B configurations are alignd in computer aided design software and is positioned on the original position of A models, on this basis
Complete the configuration design of removable partial denture metallic substrates or support, abbreviation C1 configurations；Or completed on the basis of C1 configurations simultaneously
The corresponding artificial tooth's design in edentulous region, abbreviation C2 configurations；Also can be compound by the 3D printing of CAD/CAM/SLM- metals on this basis
Method (system), completes the configuration design of NEW TYPE OF COMPOSITE removable partial denture, abbreviation C3 configurations.
CAD/CAM/SLM- metals 3D printing composite algorithm (system) includes three parts, first be optical scanning measuring instrument or
Person's contact type scanning measuring instrument, by scanning the die produced in plaster model, mouth, directly scanning the side such as hard and soft tissue in mouth
Method, completes the collection of oral cavity digital model；Second is the computer aided design software of mouth mending material, completes to pluck local
The configuration design of artificial tooth metallic substrates or support and the thereon computer-aided design of corresponding artificial tooth's configuration.3rd is miniaturization
Metal 3D printer and CNC milling machine, 3D printer will design the metallic substrates that complete or support CAD data metal dust
Printing shaping, its metal dust meet national medical approval standard.Numerical control cutting artificial tooth, the ceramics for using or plastics are also needed
Meet national medical approval standard.It is composite repair body that the mouth mending material of making is constituted from material, its substrate or
Frame part be metal, be attached to metal surface for ceramics or plastics；It is porcelain or roasting modeling Guan Qiao from reparation type, can plucks
Partial denture.Finally plastics or ceramic artificial tooth assembling are bonded on metallic substrates or support, oral cavity is this completes
The quick Fabrication of dummy；
4th, B configuration datas are input into into numerically controlled machine tool, selection obtains the oral cavity ceramics of national medical certification license, tree
Fat, metal billet, cut corresponding artificial tooth, abbreviation D structures；
5th, while C1 or C2 configuration datas are input into 3D printer, selection meets the metal dust of national medical material license
Material；
6th, the three-dimensional data model of C1 or C2 configurations is separated into two dimensional surface data by 3D printer, is swashed with selectivity
Light smelting technology (SLM), carries out two dimensional surface outline data processing according to default order, successively adds up, cladding deposit
Forming material powder metal rack.Detailed process is：
Vacuum inert gas processing storehouse in, metal powder material is laid on metal basal board, monolayer powdering thickness be according to
Depending on according to the characteristic and machining accuracy of different metal dusty material, comprise the following steps that：
(1) metal dust is placed on powder bed, is warming up to suitable temperature；
(2) step (1) terminate rear laser beam according to two dimensional surface profile by metal dust cladding into；
(3) after step (2) terminates, second powdering is carried out, 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；Jing powderings repeatedly, after single track cladding forming, removal was not melted
The powder for covering and supporting construction, you can obtain metallic substrates or support, and complete to pluck local by conventional skilled worker room flow process
The making of artificial tooth, abbreviation E1 structures；Or the metal for directly producing artificial tooth and support one by the technique can pluck local justice
Tooth, abbreviation E2 structures；
7th, also C3 configurations NEW TYPE OF COMPOSITE can be completed by CAD/CAM/SLM- metal 3D printing hybrid systems and local can be plucked
The making of artificial tooth, abbreviation E3 structures；
8th, D structures are first bonded in patient's mouth on corresponding abutment, after the completion of can by E1, E2, E3 structure for patient wear
Wear use.
Below in an example, during inventor only provides a kind of mouth mending material, complex simultaneous completion abutment is consolidated
The overall process that periodical repair is answered and edentulous region removable partial denture is repaired, it is specific as follows：
1st, material and equipment
1.1SLM material requesteds and equipment
Selective laser cladding machine (EOSINTM280, EOS Corp., Germany).TC4 powder, spherical powder, particle diameter 15-53 are micro-
Rice (Ka Bente companies, the U.S.).Optical scanning and computer aided design system (3Shape Dental System, 3Shape
Company, Denmark).
1.2CAD/CAM cutting apparatus and material
CAD/CAM system (Premium 4820, WIELAND company, Germany),
Machinable zirconium oxide block (Ai Er creates company, China).
1.3 other materials and equipment
Super hard gypsum (Hubei Bei Nuo dental materials company limited).
1.4 case selections and design
Referring to Fig. 2, a substandard plaster model, wherein the second premolarss of upper right jaw and first Molar are chosen, second
Grind one's teeth in sleep dental defect, to avoid there is dissimilar metal interference with edentulous region removable partial denture metal rack, plan to implement and attain porcelain hat and repair
It is multiple, the reserved occlusal lug nest of mesial-occlusal surface, by all-ceramic crown requirement row tooth preparation, edentulous region is planned to implement tooth-borne type and can pluck office
Portion's dentures repai, 14,17,24,27 teeth design snap ring in abutment cheek palate side as abutment, TC4 alloy brackets, and maxillary arranges wide palate
Plate major connector.Artificial tooth's (artificial tooth) is designed on TC4 alloy brackets.
The computer-aided design of 1.5 abutment complete crowns and corresponding removalbe partial denture bracket
The digital model of plaster model is obtained using 3Shape D810 scanneies, it is soft with 3ShapeDental System
Part makes the digitized die (Fig. 3) of 17 teeth, and completes its all-ceramic crown design (Fig. 4), preserves the CAD configurations and by " generating
CAM outputs " function exports as STL formatted datas 1.
" replicate CAD design and be attached to prepare scanned copy " work(in by 3ShapeDental System softwares
The complete crown designed in STL formatted datas 1 can be realigned and be positioned at its original position on digital model and become
One entirety (Fig. 5), subsequently completes the corresponding the successive winning of the number on title preparation of removable partial denture TC4 alloy brackets and edentulous region on this basis
The design (Fig. 6) of body, the CAD for preserving and exporting the support are configured as STL formatted datas 2.
3ShapeDental System softwares are reused subsequently to complete the successive winning of the number on title corresponding with TC4 alloy brackets pre-
Artificial tooth CAD configurations design (Fig. 7) of standby body phase connection, the CAD for preserving and exporting the support are configured as STL formatted datas 3.
1.6 numerical control cuttings processing zirconium oxide hat and 3D printing removable partial denture TC4 alloy brackets
The STL formatted datas 1 and 3 of artificial tooth CAD configurations are input into dentistry CNC milling machine, zirconium oxide hat is produced in cutting
(Fig. 8).
STL formatted datas 2 are simultaneously used on 3D printer selective laser melting technology (SLM) printing and making TC4
Alloy bracket (Fig. 9).Print parameters are 400W optical-fiber lasers, and monolayer powdering thickness is 60 microns, scanning pattern for linear filling+
Outline is scanned.
1.7 bonding zirconium oxides are preced with and wear removable partial denture
Zirconium oxide hat is bonded to into (Figure 10) on 17 tooth preparations, while two the successive winning of the number on title of zirconium oxide is bonded to, and local justice can be plucked
Relevant position (Figure 11) on tooth TC4 alloy brackets becomes NEW TYPE OF COMPOSITE removable partial denture, subsequently by the removable partial denture
Wear corresponding position on model, the fixed and repaired of simultaneous completion abutment and the removable partial denture reparation (Figure 12) of edentulous region.
Although above-described embodiment has made detailed description to the present invention, it will be appreciated that this description is only for clearly
Understand the present invention, it is clear that the invention is not restricted to above-described embodiment, to those skilled in the art, and without departing substantially from this
In the case of bright spirit or essential attributes, to the increase done by technical scheme or equivalent, purport belongs to this
The protection domain of invention.
Claims (5)
1. a kind of same period row fixes-movable combined remediation method, it is characterised in that the method obtains related using sweep measuring set
Oral cavity hard and soft tissue three-dimensional appearance data and be redeveloped into digital model, by mouth mending material on digital model
Computer aided design software integrally completes plucking on the fixed restoration and its fixed restoration of abutment teeth of removable partial dentures
The configuration design of partial denture, subsequently synchronously prepares reparation using the SLM- metals 3D printer of CNC milling machine and miniaturization
Body, and the removable partial denture reparation of the fixed and repaired and defect of dentition of simultaneous completion abutment；
Concrete operation step is as follows：
1) directly scan the three-dimensional profile for obtaining related hard and soft tissue in defect of dentition patient's mouth using sweep measuring set, or indirectly
Scanning obtain the corresponding die produced by conventional method or its turn over system plaster model three-dimensional profile, and weigh in software
It is the digital model consistent with oral cavity agomphosis situation and abutment situation to build, abbreviation A models；
2) required abutment or its preparation when removable partial denture is designed are completed on A models using computer aided design software
Corresponding artificial tooth's configuration design of body, Abutment, abbreviation B configurations；
3) B configurations are alignd in computer aided design software and is positioned on the original position of A models, completed on this basis
The configuration design of removable partial denture metallic substrates or support, abbreviation C1 configurations；Or agomphosis is completed simultaneously on the basis of C1 configurations
The corresponding artificial tooth's design in area, abbreviation C2 configurations；Or print compound by mouth mending material CAD/CAM/SLM-3D on this basis
System, completes the configuration design of compound removable partial denture, abbreviation C3 configurations；
4) B configuration datas are input into into numerically controlled machine tool, selection obtains the oral cavity ceramics of national medical certification license, metal, tree
Fat base material, cuts corresponding artificial tooth, abbreviation D structures；
C1 configuration datas are input into into 3D printer simultaneously, selection meets the metal powder material of national medical material license, uses
The 3D printing technique of selective laser melting technology (SLM) makes corresponding metallic substrates or support, and by conventional skilled worker
Room flow process completes the making of removable partial denture, abbreviation E1 structures；Or C2 configuration datas are input into into 3D printer by above-mentioned work
Skill directly produces the metal removable partial denture of artificial tooth and support one, abbreviation E2 structures；Or pass through CAD/CAM/SLM-
3D metallic print hybrid systems, complete the making of NEW TYPE OF COMPOSITE removable partial denture, abbreviation E3 structures；
5) by D structures elder generation's bonding or cementation in patient's mouth on corresponding abutment, after the completion of E1, E2, E3 structure can be supplied patient
Wear use.
2. the method for claim 1, it is characterised in that the abutment of described defect of dentition patient be natural teeth, stake core,
Hat or Abutment in telescope crown；The tooth body situation of abutment is the indication that Guan Qiao, veneer, inlay or telescope crown are repaired；Base
Repair mode needed for tooth is fixed and repaired, including Guan Qiao, veneer, inlay or telescope crown reparation.
3. the method for claim 1, it is characterised in that described removable partial denture is constituted from material can both be
Composite repair body, its substrate or holder part be metal, be attached to metal surface for ceramics or resin, or gold
Category material dummy, above-mentioned artificial tooth and support are metal；Described metallic substrates or support for removable partial denture are
The metal rack of removable partial denture；It is the metallic substrates of the Guan Qiao for porcelain or roasting modeling hat bridge.
4. the method for claim 1, it is characterised in that CAD/CAM the and SLM-3D metallic prints hybrid system can
It is placed on the flowing vehicles, equivalent to the artificial tooth Digital manufacturing factory of a flowing.
5. method as claimed in claim 4, it is characterised in that the flowing vehicles are car and boat or aircraft.
Priority Applications (2)
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| CN201611025836.2A CN106580496B (en) | 2016-11-18 | 2016-11-18 | A kind of same period row fixes-movable combined remediation method |
| PCT/CN2017/084055 WO2018090579A2 (en) | 2016-11-18 | 2017-05-12 | Concurrent fixed-movable joint repair method |
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| CN201611025836.2A CN106580496B (en) | 2016-11-18 | 2016-11-18 | A kind of same period row fixes-movable combined remediation method |
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| CN110174863A (en) * | 2019-05-27 | 2019-08-27 | 长沙理工大学 | A kind of product design synchronization sample making device |
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| CN112809023A (en) * | 2021-01-06 | 2021-05-18 | 成都登特牙科技术开发有限公司 | 3D printing-based sleeve crown and manufacturing method thereof |
| CN112932707A (en) * | 2021-04-02 | 2021-06-11 | 赵克 | Manufacturing method of dental full-crown prosthesis with optimized material elastic modulus distribution |
| CN112932707B (en) * | 2021-04-02 | 2022-04-29 | 赵克 | Manufacturing method of dental full-crown prosthesis with optimized material elastic modulus distribution |
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| WO2018090579A2 (en) | 2018-05-24 |
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