WO2008040400A1 - Procédé de réalisation d'un élément prothétique en médecine dentaire - Google Patents

Procédé de réalisation d'un élément prothétique en médecine dentaire Download PDF

Info

Publication number
WO2008040400A1
WO2008040400A1 PCT/EP2007/002413 EP2007002413W WO2008040400A1 WO 2008040400 A1 WO2008040400 A1 WO 2008040400A1 EP 2007002413 W EP2007002413 W EP 2007002413W WO 2008040400 A1 WO2008040400 A1 WO 2008040400A1
Authority
WO
WIPO (PCT)
Prior art keywords
virtual
jaw model
model
lower jaw
upper jaw
Prior art date
Application number
PCT/EP2007/002413
Other languages
German (de)
English (en)
Inventor
Ralf Bannuscher
Original Assignee
3D Lab Service Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 3D Lab Service Gmbh filed Critical 3D Lab Service Gmbh
Publication of WO2008040400A1 publication Critical patent/WO2008040400A1/fr

Links

Classifications

    • 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
    • A61C13/0013—Production methods using stereolithographic techniques
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y50/00—Data acquisition or data processing for additive manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y70/00—Materials specially adapted for additive manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y80/00—Products made by additive manufacturing

Definitions

  • the invention relates to a method for producing a prosthetic component of dentistry, such as a full denture, a occlusion splint, a superstructure, a bridge construction as well as general dentures and temporaries.
  • EP 1 105 067 describes a method for the computer-controlled production of dental restorations for the restoration of at least one tooth or jaw region, in particular the occipital or incisal contact conditions.
  • the upper jaw and the lower jaw of a patient are first molded, after which an upper jaw model and a lower jaw model are produced, which are assigned to one another in an articulator.
  • at least two fixed points of the upper jaw model or of the lower jaw model or selected reference points are assigned to the axis of rotation of the articulator or of these associated at least two reference points.
  • the upper jaw model and the lower jaw model are then arranged in a measuring device for determining the geometry of the tooth or jaw region or jaw to be restored, the two fixed points positioned in a predetermined position relative to the coordinate system of the measuring device for the virtual representation of the axis of rotation of the articulator or at least two reference points associated therewith become.
  • the upper jaw model and the lower jaw model are digitized, whereupon a construction of the tooth replacement takes place by means of CAD.
  • the denture is made based on the CAD data by means of CAM, which is done using a milling center.
  • a disadvantage of this method is, on the one hand, that it is limited to the production of dentures, ie, it is not readily possible to produce other prosthetic components of dentistry.
  • machining processes ie milling, grinding or the like, are not suitable for the production of components with arbitrary geometries. For example, undercuts can be made only conditionally. Further, for machining a component from several sides usually a re-clamping of the component is required, which is time-consuming and labor-intensive. In addition, usually a plurality of clamping elements is used. Finally, machining processes are only limitedly suitable for use in an office environment due to the noise and waste generation.
  • This object is according to the present invention by a method for producing a prosthetic component of dentistry according to claim 1 g e l ö s t.
  • the other claims relate firstly to individual embodiments of the method according to the invention, in particular to those for the production of specific prosthetic components of dentistry, and secondly to process products of these specific methods.
  • the method according to the present invention serves to produce a plurality of different prosthetic components of dentistry.
  • an erection aid for producing a complete dental prosthesis and / or a occlusion splint and / or a superstructure and / or a bridge construction as well as temporaries or the like can be produced with the method according to the invention.
  • the method according to the invention is characterized in that at least one method step is carried out using a rapid prototyping method in which material is built up in layers to produce a three-dimensional object.
  • the layered construction which is achieved by means of a rapid prototyping method, has the advantage over conventional machining methods, such as milling, grinding, casting or the like, that any geometry with undercuts can be produced directly in one piece from 3D data.
  • machining methods such as milling, grinding, casting or the like
  • any geometry with undercuts can be produced directly in one piece from 3D data.
  • Another advantage of rapid prototyping technology is that it is relatively quiet. Furthermore, there is hardly any waste - at least not in the form of chips, dust or the like. Therefore, this technology can be used easily even in an office environment or the like.
  • a so-called 3D printing rapid prototyping method with the PolyJet technology is preferably used.
  • Such devices are, for example, from Object Geometries Ltd. available. They are characterized in particular by a simple operation in the office environment, an excellent surface quality, high accuracy and detail, high layer thicknesses in high-speed mode, etc.
  • Such a 3D printer device is advantageously designed such that at least two different materials can be printed, namely a model material for producing the object to be produced and a support material for producing a support structure.
  • the model material is preferably a photopolymer.
  • the support material is advantageously a material adapted to be easily removable upon completion of the object, such as a jelly-like material or the like.
  • the geometry of the upper jaw and the lower jaw (or, if it is sufficient for the production of the prosthetic component, only the upper jaw or only the lower jaw) of a patient is molded, whereupon appropriate models are made in a conventional manner. Further, when both an upper jaw model and a lower jaw model have been made, they are spatially associated with each other in a manner known per se in an articulator. Subsequently, the geometry of the models and, if appropriate, their association with each other is determined by means of a measuring device, whereupon a faithful three-dimensional jaw representation or a corresponding data set in the form of virtual jaw models is created.
  • the measuring device preferably uses a 3D scan or a striped light projection method.
  • the data record is then entered into a computer program whose database contains data required for the virtual generation of the prosthetic component to be produced with reference to the data record entered. Subsequently, a computer-aided virtual construction of the prosthetic component to be produced takes place.
  • the design data of this virtual construction of the prosthetic component to be manufactured is fed to a rapid prototyping device, which then builds the real prosthetic component in layers using the input design data.
  • the alignment of the upper jaw and lower jaw model relative to one another preferably takes place using an articulator, wherein, according to one embodiment of the method according to the invention, the computer program also has a virtual articulator which can directly adopt the alignment made by the real articulator.
  • the prosthetic component is preferably made of plastic, since the rapid prototyping technology, especially in terms of plastic is currently the most advanced. It should be noted, however, that with the development of rapid prototyping technology, the economic processing of other materials, such as ceramics and metal, will be realistic in the future.
  • the prosthetic component is an erection aid for producing a complete prosthesis for toothless patients.
  • the process is preferably carried out as follows:
  • the toothless upper jaw and the edentulous mandible of a patient are molded, then an upper jaw model and a lower jaw model to produce in a known manner.
  • the upper jaw model and the lower jaw model are then aligned with each other, which in turn can be done in an articulator.
  • the positions of the models aligned in this way are recorded using position coordinates.
  • the upper jaw model and / or the lower jaw model are then inserted into a measuring device for scanning the corresponding jaw model.
  • a virtual jaw model is generated in which the position coordinates are identified in order to adopt the alignment made in the articulator into the virtual jaw model.
  • a calculation of the position and the orientation of the artificial teeth for the corresponding virtual jaw model based on stored in a computer unit algorithms, wherein a database of the computer unit contains the usable tooth shapes, preferably sets of usable tooth shapes, for a full denture to be produced and taking into account the individual Jaw geometries according to dental parameters selects the teeth of the prosthesis and sets up virtually to complete denture.
  • a virtual erection aid is generated based on the virtual jaw model and the calculated position and orientation data of the teeth, wherein the set-up in the form of partial tooth recesses or partial dental impressions are formed in the erection aid.
  • the virtual erector design data is input to a rapid prototyping apparatus, whereupon the manufacture of the real erection aid is performed using the inputted design data in the rapid prototyping apparatus.
  • the previously described 3D printing rapid prototyping method with the PolyJet technology is preferably used.
  • this positioning aid in which the tooth set-up is designed in the form of partial tooth recesses or partial tooth impressions, a complete denture can now be produced as a tooth replacement for edentulous patients in a simple manner.
  • the corresponding artificial teeth which were selected in the preparation of the erection of the computer unit, simply inserted into the partial Zahnaus fundamentalungen or partial dental impressions of the erection.
  • the freestanding areas of the artificial teeth protruding from the erection aid are over a soft wax layer or a similar mass with the associated jaw model or connected to both jaw models.
  • the erection can be removed and the full denture in a conventional dental technology way to be completed.
  • a significant advantage of this positioning aid is that virtually every person after a brief instruction with respect to the inventive method is able to produce a full denture, since the method provides the expertise and dexterity of the dental technician.
  • the prosthetic component is a occlusion splint.
  • the method is preferably carried out as follows:
  • the upper jaw and the lower jaw of a patient are again molded and a corresponding upper jaw model and lower jaw model are produced.
  • the models are then aligned with each other, which in turn can be done in an articulator.
  • the position of the aligned upper jaw model and the aligned lower jaw model are detected using position coordinates, whereupon the models are inserted into a measuring device for scanning the corresponding jaw model.
  • a virtual jaw model is created by identifying the position coordinates.
  • a virtual occlusion splint is then generated from algorithms deposited in a computational unit, the design data of which is then input to a rapid prototyping device which eventually makes the real occlusion splint using the input design data.
  • the prosthetic component is a superstructure, this method preferably being carried out with the following method steps.
  • the upper jaw and the lower jaw of a patient are with the existing implants, in which at a later time the prosthesis is to be attached, molded, whereupon a top and a lower jaw model are generated again. These become relative as before aligned, whereupon the positions of the aligned jaw models are detected by means of position coordinates.
  • the upper jaw model and the lower jaw model are inserted into a measuring device for scanning the corresponding jaw model, whereupon in turn a virtual jaw model is generated.
  • the respective position and orientation of the implants for the corresponding virtual jaw model are calculated on the basis of algorithms stored in a computational unit, wherein a database of the arithmetic unit contains the usable geometries for the superstructure and taking into account individual jaw geometries and implants according to dental parameters.
  • a virtual superstructure is generated based on the virtual jaw model, the virtual implants contained therein and the calculated position and orientation data, which in turn is based on algorithms stored in a computer unit.
  • the design data of the virtual superstructure is then input to a rapid prototyping device, which then fabricates the real superstructure using the input design data.
  • the present invention also relates to methods by means of which prosthetic components are not produced directly but indirectly.
  • Indirectly for example, mean that a mold for the production of the prosthetic component by means of the method according to the invention and not the component itself is generated.
  • FIG. 1 is a perspective view of a virtual articulator in which a maxillary model and a mandibular model are inserted;
  • FIG. 2 shows a perspective view of a virtual model with computer-controlled total installation
  • FIG. 3 shows a perspective view of a virtual articulator with a positioning aid held therein;
  • FIG. 4 is a perspective view of a Artikulatorausitess with positioning aid positioned therein, are inserted into the teeth.
  • FIG. 5 shows a perspective view of the articulator section shown in FIG. 4 with an upper jaw model additionally arranged in the latter;
  • FIG. 6 shows a perspective view of an articulator cutout with an erection aid arranged therein, into which teeth are inserted, and with a lower jaw model inserted therein;
  • FIG. 7 shows a special holder cooperating with an articulator for the abovementioned positioning aid
  • FIG. 9 shows a perspective view of a virtual upper jaw model with a virtual occlusion splint placed thereon;
  • FIG. 10 is a perspective view of a virtual jaw model arranged on the lower jaw model superstructure
  • FIG. 11 shows a perspective view of a virtual lower jaw model in which a virtual bridge framework for producing a casting mold for a bridge is arranged.
  • impressions of the maxilla and mandible of the edentulous patient are produced at the dentist (impression taking).
  • the impression is preferably taken using a face bow, via which the exact spatial allocation of the jaw halves relative to each other can be detected (Relations determination / Bisslose).
  • an upper jaw model and a lower jaw model are produced, for example by casting over the impressions with a gypsum mass.
  • the jaw models are sent to a dental laboratory along with the spatial assignment data. There, the upper jaw model and the lower jaw model are used based on the spatial assignment data in a conventional articulator such that the spatial assignment of the models corresponds to the actual spatial allocation of the patient's maxilla and mandible.
  • Articulators per se are known in the art, which is why the exact structure is not described in detail below.
  • the jaw models in a corresponding measuring device such as a laser scanner, a strip light projector or the like, three-dimensionally measured, in particular scanned, and transferred in this way generated three-dimensional jaw data using a suitable computer unit and a corresponding processing program in a virtual articulator 10, so that results in the arrangement shown in Fig. 1.
  • FIG. 1 shows a virtual articulator 10 in which a virtual upper jaw model 12 and a virtual lower jaw model 14 are arranged, the spatial allocation of the virtual upper jaw model 12 relative to the virtual lower jaw model 14 corresponding to that spatial assignment in the actual articulator.
  • a set of artificial teeth from a plurality of sets of teeth, which is best suited in size and shape of the individual teeth to produce the full denture.
  • the individual virtual teeth 16 of the selected set of teeth are positioned and aligned according to defined algorithms in the virtual jaw models 12 and 14, whereby a virtual prosthesis 18 is generated.
  • the algorithms used were created on the basis of dental / dental technical parameters and stored in the data processing program.
  • the virtual erection aid 20 is substantially plate-like and has tooth partial impressions of the virtual teeth 16.
  • the virtual tooth partial impressions 22 shown in FIG. 3 are those of the virtual teeth 16 of the virtual upper jaw 12.
  • the virtual tooth part impressions 36 of the virtual mandible 14 are formed (not visible in FIG. 3).
  • the impressions include the positioning of the future occlusion.
  • the virtual erection aid 20 can optionally have both the virtual tooth partial impressions 22 of the virtual upper jaw model 12 and those of the virtual lower jaw model 14. Alternatively, for each of the virtual tooth partial impressions 22 of the virtual upper jaw model 12 and for those 36 of the virtual lower jaw model 14, a separate erection aid can be generated.
  • the three-dimensional data of the virtual erection aid 20 generated in this way are now supplied to a rapid prototyping device in the form of a three-dimensional printer device, which generates an actual erection aid 24 from the data of the virtual erection aid 20 in a layered construction.
  • the printer device is preferably one which is designed so that at least two different materials can be printed, namely a model material for producing the positioning aid 20 and a support material for producing a support structure, which during the layered structure of the erection aid for supporting areas of the erection aid is used.
  • the model material is preferably a photopolymer which hardens upon irradiation with UV light.
  • a UV exposure device is preferably provided in the printer head, which hardens the model material immediately after the order.
  • the support material is easily removable after completion of the erection aid 20, for example by means of a jet of water or the like.
  • the rapid prototyping systems based on the so-called PolyJet technology which have been developed by the company Object Geometries Ltd., have proven particularly suitable. available, such as the models Eden 250 and Eden 500 V.
  • the actual erection aid 24 is inserted into an actual articulator 26, which is carried out using a positioning device in the form of a holder 28, the separately is shown in Fig. 7 and Fig. 8.
  • the holder 28 has a base plate 38 which can be detachably connected to the articulator foot.
  • a telescopic connector 40 with a cylindrical pin 42 which is provided in millimeter intervals with annular grooves for axial adjustability.
  • With a fixing screw 44 the determination of the height position takes place.
  • a seat for fixing the plate-shaped positioning aid 24 is provided, which is fixed by means of a locking screw 46 on the holder in an exact position, see Fig. 8.
  • a locking screw 46 on the holder in an exact position
  • the actual partial tooth impressions for upper and lower jaw of the actual Aufstell Anlagen 24, which are shown in Fig. 8 above for the teeth of the upper jaw and below for the teeth of the lower jaw now actual artificial teeth 30 are arranged, the actual teeth 30 by insertion into the actual tooth partial imprints of the actual erection aid 24th be automatically positioned and aligned, see Fig. 4.
  • FIG. 8 As shown in FIG.
  • an actual upper jaw model 32 is then inserted into the actual articulator 26, and the actual deployment aid 24 and actual upper jaw model 32 are moved toward each other such that the actual teeth 30 are attached to the actual upper jaw model 32 using adhesive material become.
  • the corresponding actual lower jaw model 34 is also provided with actual teeth, which is shown schematically in FIG.
  • An advantage of the method according to the invention for producing a complete prosthesis is that essential method steps are performed computer-assisted.
  • the time-consuming positioning and alignment of the teeth in the upper or lower jaw model which is normally done manually by the dental technician, and without the expertise and the dexterity of the same is hardly possible, is automated according to the invention by computer-controlled an erection is generated, which shape and size the teeth, the positioning and the alignment of the teeth in the corresponding jaw models.
  • the corresponding person need only be able to properly position the jaw models produced by the dentist in the articulator and to operate the corresponding data processing program.
  • the method according to the invention can also be carried out by a person who does not have the skills of a dental technician.
  • FIG. 9 shows a virtual maxillary model 50 on which a virtual occlusion splint 52 is arranged. Since the individual method steps are similar to those of the previously described embodiment, a renewed pictorial representation of all method steps has been dispensed with.
  • a maxilla model and a mandibular model are generated similar to the previously described embodiment of the inventive method for producing a complete denture, which are spatially associated in an articulator.
  • the jaw models are measured three-dimensionally in a corresponding measuring device and the three-dimensional jaw data generated in this way are transferred into a virtual articulator using a suitable computer unit and a corresponding processing program to produce a virtual jaw model whose spatial assignment corresponds to that in the actual articulator.
  • the virtual occlusion splint 52 shown in FIG. 9 is then generated on the basis of defined algorithms of a data processing program, the design data of which are fed to a rapid prototyping device.
  • This rapid prototyping device is also preferably a printer device of the PolyJet technology described in relation to the first exemplary embodiment.
  • the rapid prototyping device finally generates the real occlusion splint, which can be used directly by the patient after its completion, based on the virtual occlusion splint 52 design data supplied to it.
  • FIG. 10 shows a perspective view of a virtual lower jaw model 62 into which a virtual superstructure 64 is inserted.
  • the procedure is carried out as follows:
  • the upper jaw and the lower jaw of a patient are molded with the existing implants in the lower jaw for attachment of the superstructure to be generated and corresponding upper jaw and lower jaw models produced. These are then aligned again in an articulator, whereupon the position of the aligned models is detected using position coordinates.
  • the upper jaw model and the lower jaw model are inserted into a measuring device for scanning the corresponding jaw model in order to produce a virtual jaw model with the virtual upper jaw 60 and the virtual lower jaw 62.
  • the position coordinates in the virtual jaw model are identified or marked so that the geometry and orientation of the relevant regions coincide with those of the real models located in the articulator.
  • the position and the orientation of the implants for the corresponding virtual jaw model are calculated using algorithms stored in a computer unit, wherein a database of the computer unit contains the usable geometries for the superstructure and selects according to dental parameters taking into account the individual jaw geometries and the virtual implants.
  • the virtual superstructure 64 is generated based on the virtual jaw model, the virtual implants, and the calculated position and orientation data, again using algorithms stored in a computing unit.
  • the design data of the superstructure is fed to a rapid prototyping device of the above technology. This then creates a real superstructure that corresponds to the virtual superstructure 64 in FIG.
  • FIG. 11 shows a perspective view of a virtual mandible 70 on which a virtual bridge frame 72 for producing a casting mold for a bridge is placed .
  • the method is similar to that of the previously described embodiment of the inventive method for producing the superstructure, except that instead of the superstructure, the bridge framework for producing the casting mold for the bridge is first virtually generated and then based on the virtual geometry data using a rapid prototyping method. Device is generated.

Abstract

La présente invention concerne un procédé qui convient pour la réalisation d'une pluralité d'éléments prothétiques en médecine dentaire, en particulier à la production d'une prothèse dentaire complète et/ou d'une gouttière occlusale et/ou d'une suprastructure et/ou d'une structure de bridge et/ou de manière générale d'une prothèse dentaire et de dents provisoires. Le procédé se caractérise en ce qu'au moins une étape est mise en oeuvre à l'aide d'un processus de réalisation de prototype rapide selon lequel de la matière est appliquée en couches pour produire un objet tridimensionnel.
PCT/EP2007/002413 2006-10-07 2007-03-19 Procédé de réalisation d'un élément prothétique en médecine dentaire WO2008040400A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EPPCT/EP2006/009711 2006-10-07
PCT/EP2006/009711 WO2008040380A1 (fr) 2006-10-07 2006-10-07 Procédé de réalisation d'une prothèse dentaire complète

Publications (1)

Publication Number Publication Date
WO2008040400A1 true WO2008040400A1 (fr) 2008-04-10

Family

ID=38121616

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/EP2006/009711 WO2008040380A1 (fr) 2006-10-07 2006-10-07 Procédé de réalisation d'une prothèse dentaire complète
PCT/EP2007/002413 WO2008040400A1 (fr) 2006-10-07 2007-03-19 Procédé de réalisation d'un élément prothétique en médecine dentaire

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PCT/EP2006/009711 WO2008040380A1 (fr) 2006-10-07 2006-10-07 Procédé de réalisation d'une prothèse dentaire complète

Country Status (1)

Country Link
WO (2) WO2008040380A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017066935A1 (fr) * 2015-10-21 2017-04-27 北京大学口腔医院 Dispositif d'aide de rétablissement de relation maxillo-mandibulaire oral, procédé et dispositif de rétablissement
WO2021239628A1 (fr) * 2020-05-25 2021-12-02 Exocad Gmbh Dispositif d'aide au collage pour dents artificielles
DE102021120045A1 (de) 2021-08-02 2023-02-02 Bösing Dental GmbH & Co. KG Sockelplattensystem

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007014088A1 (de) * 2007-03-21 2008-09-25 Dreve Prodimed Gmbh Verfahren zur generativen Herstellung von individuellen, dentalen Formen für Artikulatoren

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040110110A1 (en) * 1997-06-20 2004-06-10 Align Technology, Inc. Computer automated development of an orthodontic treatment plan and appliance
US20050153257A1 (en) * 2004-01-08 2005-07-14 Durbin Duane M. Method and system for dental model occlusal determination using a replicate bite registration impression
US20060008777A1 (en) * 2004-07-08 2006-01-12 Peterson David S System and mehtod for making sequentially layered dental restoration
US20060093992A1 (en) * 2004-11-02 2006-05-04 Huafeng Wen Method and apparatus for manufacturing and constructing a physical dental arch model
US20060127859A1 (en) * 2004-12-14 2006-06-15 Huafeng Wen Producing a physical toothmodel compatible with a physical dental arch model
US20060131770A1 (en) * 2004-10-28 2006-06-22 Bego Bremer Goldschlagerei Wilh Herbst Gmbh & Kg Process for the production of a dental model, a dental model with a ceramic layer deposited thereon and a dental moulding, dental model,,and use of 3D printer and a kit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2350849A1 (fr) * 2001-06-15 2002-12-15 Dentalmatic Technologies Inc. Articulateur virtuel
EP1870667A3 (fr) * 2002-10-18 2008-03-19 Aepsilon Rechteverwaltungs GmbH Dispositifs et procédés destinés à la détection de surfaces et à la production de pieces protheses dentaires
US7335024B2 (en) * 2005-02-03 2008-02-26 Align Technology, Inc. Methods for producing non-interfering tooth models
US7819662B2 (en) * 2004-11-30 2010-10-26 Geodigm Corporation Multi-component dental appliances and a method for constructing the same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040110110A1 (en) * 1997-06-20 2004-06-10 Align Technology, Inc. Computer automated development of an orthodontic treatment plan and appliance
US20050153257A1 (en) * 2004-01-08 2005-07-14 Durbin Duane M. Method and system for dental model occlusal determination using a replicate bite registration impression
US20060008777A1 (en) * 2004-07-08 2006-01-12 Peterson David S System and mehtod for making sequentially layered dental restoration
US20060131770A1 (en) * 2004-10-28 2006-06-22 Bego Bremer Goldschlagerei Wilh Herbst Gmbh & Kg Process for the production of a dental model, a dental model with a ceramic layer deposited thereon and a dental moulding, dental model,,and use of 3D printer and a kit
US20060093992A1 (en) * 2004-11-02 2006-05-04 Huafeng Wen Method and apparatus for manufacturing and constructing a physical dental arch model
US20060127859A1 (en) * 2004-12-14 2006-06-15 Huafeng Wen Producing a physical toothmodel compatible with a physical dental arch model

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017066935A1 (fr) * 2015-10-21 2017-04-27 北京大学口腔医院 Dispositif d'aide de rétablissement de relation maxillo-mandibulaire oral, procédé et dispositif de rétablissement
WO2021239628A1 (fr) * 2020-05-25 2021-12-02 Exocad Gmbh Dispositif d'aide au collage pour dents artificielles
DE102021120045A1 (de) 2021-08-02 2023-02-02 Bösing Dental GmbH & Co. KG Sockelplattensystem

Also Published As

Publication number Publication date
WO2008040380A1 (fr) 2008-04-10

Similar Documents

Publication Publication Date Title
EP3223742B1 (fr) Fabrication d'une prothèse dentaire par impression de la base prothétique sur les dents prothétiques
EP3229724B1 (fr) Procédé pour fabriquer une prothèse dentaire avec un gabarit
EP1105067B1 (fr) Procede de fabrication de prothese dentaire pilote par ordinateur
EP2742906B1 (fr) Procédé et système de montage d'une prothèse dentaire
EP1903979B1 (fr) Procede et dispositif de fabrication de protheses dentaires
EP2934365B1 (fr) Procédé de fabrication d'un appareil orthodontique
EP3148475B1 (fr) Procédé de fabrication d'un produit semi-fini de base de prothèse dentaire
EP3256068B1 (fr) Création d'une base de cire ou de matière synthétique pour la production d'une prothèse dentaire
EP3612131B1 (fr) Procédé de fabrication d'une prothèse dentaire à racines parallèles des dents de la prothèse
DE202006015388U1 (de) Aufstellhilfe zur Herstellung einer zahntechnischen Totalprothese
EP3223743B1 (fr) Outil de prise occlusale, ensemble d'outil de prise occlusale et procédé pour l'enregistrement occlusal
WO2008040400A1 (fr) Procédé de réalisation d'un élément prothétique en médecine dentaire
EP3383312B1 (fr) Procédé pour l'ajustement de dents prothétiques
EP3258880B1 (fr) Insert passif de ponts et de nervures d'implant au moyen d'un outil cad/fao pour la création sans modèle de restaurations portées par implant
DE102017131134B4 (de) Digitaler Transferbogen
EP0796063B1 (fr) Procede de fabrication "sur mesure" d'articles prothetiques dentaires et procede de soins dentaires au moyen desdits articles
DE102011057029A1 (de) Verfahren zum Herstellen eines zahntechnischen Modells, Tragplatte zur Aufnahme von einem Gebissmodell sowie zahntechnische Einrichtung
DE10214968B4 (de) Verfahren und Vorrichtung zur Rekonstruktion okklusaler Strukturen
EP3232982A1 (fr) Détermination des positions et orientations spatiales d'implants ancrés dans une mâchoire d'un patient
EP3930625A1 (fr) Procédé de fabrication d'un corps moulé et corps moulé
DE102021112178B4 (de) Verfahren und Vorrichtung zur Herstellung einer Dentalprothese

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 07723380

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 07723380

Country of ref document: EP

Kind code of ref document: A1