WO2010099950A2 - Procédé et dispositif de fabrication pour le revêtement céramique dentaire automatique de structures de restaurations dentaires - Google Patents

Procédé et dispositif de fabrication pour le revêtement céramique dentaire automatique de structures de restaurations dentaires Download PDF

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Publication number
WO2010099950A2
WO2010099950A2 PCT/EP2010/001317 EP2010001317W WO2010099950A2 WO 2010099950 A2 WO2010099950 A2 WO 2010099950A2 EP 2010001317 W EP2010001317 W EP 2010001317W WO 2010099950 A2 WO2010099950 A2 WO 2010099950A2
Authority
WO
WIPO (PCT)
Prior art keywords
holding
framework
veneering
unit
coating
Prior art date
Application number
PCT/EP2010/001317
Other languages
German (de)
English (en)
Other versions
WO2010099950A3 (fr
Inventor
Frank Löring
Original Assignee
Frank Löring Dentaltechnik 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 Frank Löring Dentaltechnik GmbH filed Critical Frank Löring Dentaltechnik GmbH
Publication of WO2010099950A2 publication Critical patent/WO2010099950A2/fr
Publication of WO2010099950A3 publication Critical patent/WO2010099950A3/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
    • A61C13/08—Artificial teeth; Making same
    • A61C13/083—Porcelain or ceramic teeth
    • A61C13/0835—Ceramic coating on metallic body
    • 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
    • A61C5/00—Filling or capping teeth
    • A61C5/70—Tooth crowns; Making thereof
    • A61C5/77—Methods or devices for making crowns
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H20/00—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
    • G16H20/40—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture

Definitions

  • the invention relates to a method with the preamble features of claim 1.
  • the present invention relates to a CAD / CAM manufacturing device adapted for automatic dental ceramic veneering of scaffolding of dental restorations, a scaffold for the manufacture of a dental restoration and a coupling element for holding a scaffold of aforementioned type.
  • CICERO® method is known, which is used for veneering sintered metal frameworks.
  • To prepare a ceramic veneered single crown the prepared tooth, the adjacent teeth and the chewing surface of the antagonist are measured. Modeling of the proximal contacts of the crown as well as its occlusal surface takes place interactively on the screen.
  • the integration of the jaw movement for the functional adaptation of the occlusal morphology of a crown is also planned.
  • the realization of the manually constructed CAD dataset of a crown uses both milling and conventional toothing techniques. First, a refractory duplicate stump is copied from the measurement data. On this stump, crown frames are conventionally fired from ceramic or made from sintered gold alloys.
  • the veneering ceramics are then manually applied and fired by the dental technician.
  • the dental technician intentionally over-sintered veneering ceramic can be ground by a CNC machine in the constructed form of the CAD data set.
  • BEST ⁇ TIGUNG3KOPIE DE 199 22 870 A1 discloses a CAD / CAM method for producing dental restorations and a machine-controlled coating technique which can be variably differentiated at defined application sites for realizing a reproducible coloration, translucency, brightness and fluorescence exposure to dental restorations.
  • a CAD data record for describing the shape of the dental restoration to be produced
  • the surface of a model of the dental restoration already completed in the form can be measured with suitable measuring apparatus or scanned three-dimensionally.
  • the measured data are then transformed into a CAD data format.
  • the surface of the ground tooth stump or a plurality of tooth stumps for receiving the dental restoration, the surface of the adjacent teeth, the antagonistic teeth and, if necessary, mucosal areas can be measured.
  • a virtual model is created using CAD software, whereby the shape of the dental restoration is constructed either interactively or fully automatically.
  • a layer can then be automatically removed from the outer surface of the restoration with the aid of CAD software.
  • the newly created CAD model represents the framework of the dental restoration, which is equipped with a veneering layer in the previously reduced layer thickness.
  • the information about color, translucency, brightness and fluorescence for example of a natural neighboring tooth to which the dental restoration is to be adapted, can be determined via a measuring unit that records these parameters.
  • a measuring unit stationed at the treatment location of the patient can transmit the values via a data transmission medium to the production site of the dental restoration to be produced.
  • the measurement data reproduce a two-dimensional, spatially resolved color, translucency, brightness and fluorescence pattern.
  • the pattern can be created using calculation algorithms on the three-dimensional shape of the dental restoration, as described in DE 199 22 870 Al.
  • the dentist or dental technician can interactively display an individual color design of the veneering layer directly on the screen be virtually generated on the given CAD geometry of the dental restoration, wherein the term "color design" enters the color, translucency, brightness and fluorescence of the dental restoration to be produced.
  • a CAD / CAM production device which has a five-axis displacement and rotation unit, consisting of two horizontal displacement units, a vertical displacement unit, a tilting unit and a rotary unit.
  • the sliding and rotating unit is used for relative positioning between tools comprising a coating unit with interchangeable nozzle, a grinding unit with replaceable grinding head, a meter for metric detection of surfaces and a measuring unit for detecting color, translucency, brightness and fluorescence.
  • the control and positioning of the tools is done by a CAD / CAM control.
  • the CAD data set for the specially calculated framework can be realized via a dental CAD / CAM process for the production of dental prostheses.
  • the framework can firstly be colored (opaque), for example in the case of metal frameworks, with a thin, opaque, monochromatic layer. In addition to producing a tooth-like color, this layer can also serve to improve the adhesion of the subsequent layers on the framework.
  • different ceramic powders with respect to color, translucency, brightness and fluorescence are then applied to the framework next to each other or one above the other.
  • other influences are the layer thickness, the number of individual layers, the color and translucency - A -
  • the application by spraying requires the use of low-viscosity veneering compounds, wherein the atomizing, the ultrasonic atomization or even an electrospray method can be suitable for application.
  • a disadvantage of the known from DE 199 22 870 Al method and the known CAD / CAM manufacturing device is that the degree of agreement between the stored in the CAD / CAM record for layer application values for layer thickness, color and / or translucency and / or brightness and / or fluorescence of the dental restoration to be produced with the corresponding values of the veneer actually available according to the known method with the known CAD / CAM manufacturing device is not sufficiently high to meet high aesthetic requirements for an individual, patient-related unique. As a result, the values required for the restoration for layer thickness, color and / or translucency and / or brightness and / or fluorescence can often not be satisfactorily realized in the known state of the art.
  • the object of the present invention is to further develop the method known from DE 199 22 870 A1 and the known CAD / CAM production device, so that a higher correlation between the values stored in the CAD / CAM data set for layer application and the layer thickness, Color and / or translucency and / or brightness and / or fluorescence of the finished restoration is.
  • the veneering compound is preferably prepared directly prior to spraying from the nozzle in an upstream mixing unit of the CAD / CAM manufacturing apparatus by mixing at least one ceramic base material, in particular non-tooth colored, with at least one dye and optionally other constituents, the mixture being The ratio of ceramic base material and dye and optionally further constituents for setting a specific color and / or trans lucency and / or brightness and / or fluorescence of the dental restoration to be produced according to the CAD / CAM data set is determined.
  • the layer thickness of preferably 0.1 mm to 2.5 mm and the color and / or translucency and / or brightness and / or fluorescence of the veneer or the restoration to be produced defined and fixed. This can be done on the basis of measured values for color, translucency, brightness and fluorescence, for example, of a natural neighboring tooth to which the dental restoration is to be adapted. If no measuring system is available, the color, translucency, brightness and fluorescence can also be subjectively determined by the dentist or dental technician. This information is stored in the CAD / CAM data record. In addition, information about the layer thickness or the layer thicknesses of the veneer is deposited, since these can have an influence on the color, translucency, brightness and fluorescence of the restoration.
  • the invention allows at least two ceramic veneering materials with different color and / or translucency and / or brightness and / or fluorescence to be mixed and sprayed successively and / or side by side onto the framework in order to produce layers or surface areas with different color, translucency and To realize brightness and fluorescence imaging.
  • a large number of different colors and layer thicknesses can be stored and defined in the CAD / CAM data set.
  • the production device according to the invention accordingly has at least one container for the ceramic base material and a plurality of further containers for mixing liquids containing different dyes.
  • the mixing unit preferably has a vortex chamber which can be arranged directly in front of the nozzle opening.
  • the vortex chamber can also be part of the nozzle.
  • the dyestuff may be kept in a mixing liquid having at least one volatile liquid, preferably alcohol, wherein the mixing liquid may comprise water, rose oil or gelatin as further constituents.
  • the dye is preferably a metal oxide.
  • the mixing liquid is then mixed in the mixing unit with the ceramic base material and sprayed onto the frame held by the holding and positioning unit in a certain desired position in front of the nozzle.
  • a ceramic base material having a particle size of less than 100 microns, preferably less than 10 microns, can be used for mixing the ceramic veneering.
  • the amount of spray that is required to reach a given layer thickness at a specific location of the framework is stored in the CAD / CAM data record.
  • the holding and positioning unit places the framework in front of the nozzle. Subsequently, the holding and positioning unit is moved according to the movement paths generated in the CAD / CAM data set.
  • the position of the framework relative to the nozzle and the speed of movement define the layer thickness of the veneer. For this purpose, it may be necessary that trajectories due to the required structure and layer thickness of the veneer must be traversed several times to achieve a greater thickness. In this case, ceramic layers with different color characteristics can be applied until a desired color result of the veneer has been achieved.
  • the spray cone or the spray surface of the nozzle can be between 0.3 mm 2 to 8 mm 2 , in particular between 0.5 mm 2 to 5 mm 2 .
  • a plurality of nozzles may be provided for spraying the sealing mass, wherein at least two nozzles may have different sized nozzle openings and / or the nozzle openings of the nozzles differ from one another the holding and positioning unit or the framework to be sprayed are arranged in the position during the coating process.
  • An automatic cleaning of the nozzle is preferably provided between the spraying of differently colored veneering materials. This can ensure that it does not come to color mixing.
  • the sprayed on veneering compound can be precured during and / or after the coating process by supplying hot air to the framework.
  • a hot air nozzle may be provided, which is arranged adjacent to the spray nozzle and directs hot air directly onto the coated framework. Through this process, alcohols that are in the mixing liquid, evaporate. Thus, a higher stability of the sprayed ceramic is achieved before the sintering process.
  • the framework of the holding and positioning unit is automatically inserted into the firing tray after the coating process.
  • the firing tray is then moved further automatically with the scaffolding in a combustion chamber in which the sintering firing is performed.
  • the veneering material shrinks.
  • the degree of shrinkage can be calculated or also detected by measuring technology, for example by scanning the veneered framework after the sintering process and comparing it with the target data stored in the CAD / CAM data set defining the anatomical shape and color design of the dental restoration to be produced. Since the veneer shrinks unevenly during the sintering process, the framework is preferably scanned or scanned three-dimensionally after the sintering process, in order to be able to determine the effect of the shrinkage at each point of the veneer.
  • the coating process and the sintering process are carried out several times, in particular twice, depending on the shrinkage of the veneering compound during the sintering process.
  • the framework is again gripped by the holding and positioning unit on the holding section, removed from the firing tray and returned to the position during the coating process.
  • the second coating process is then performed after previously calculated sintering shrinkage.
  • the coated framework is again automatically moved into the combustion chamber.
  • the color and / or the translucency and / or the brightness and / or the fluorescence of the veneering of the framework are measured automatically after a sintering process. If the veneering of the framework has led to an optically unsatisfactory result, it is then possible to at least partially remove the veneer again and to coat the framework again in a further coating operation.
  • a greater amount of the veneering compound can be applied than is necessary to produce the anatomical shape of the dental restoration.
  • the holding and positioning unit can drive the framework to a fixed spindle in which suitable milling cutters are available.
  • previously generated trajectories are then used again to rework the veneered framework by moving the router to the final (anatomical) shape.
  • One of the goals is to keep this process as low as possible.
  • the actual shape and color of the ceramic veneer are determined by the spray or sprays.
  • the finish and the surface refinement of the veneered framework then preferably takes place again by the dentist or dental technician.
  • the invention admits an automatic clocked veneering of a plurality of stands, wherein a first stand is coated and then sintered, and wherein a subsequent second stand is coated during the sintering operation of the first stand and, preferably, sintered in a second combustion chamber of the manufacturing apparatus according to the invention.
  • a scaffold has been automatically coated with the veneering compound
  • another scaffold to be coated is removed from the holding and positioning unit of the Magazinier worn. This is repeated until all the scaffolding in the magazine is coated.
  • two combustion chambers can be provided, in which sintering can take place in parallel.
  • the above-mentioned object is achieved in a method of the type mentioned in accordance with a further embodiment of the invention in that a change in position of the frame relative to the nozzle during the coating process is effected merely by movement of the holding and positioning unit relative to the nozzle, wherein the holding and positioning unit is movable about or in the direction of a plurality of axes and has more than five degrees of freedom of movement, wherein the nozzle is fixed.
  • the holding and positioning unit can preferably have at least one five-or multi-axis robotic arm with a gripping device for holding the framework.
  • the holding and positioning unit can be designed to be displaceable and rotatable about three axes, resulting in mobility about 6 axes, and the stand held by the holding and positioning unit can be positioned as desired in front of the nozzle for coating with the facing compound.
  • the scaffolding can be moved in front of the nozzle to or fro and / or around the nozzle.
  • the framework can also be turned around its own axis with the holding and positioning unit. Ultimately, a free mobility of the scaffold is ensured relative to the nozzle and thus the possibility to blend the framework individually adapted to any desired location.
  • Positioning errors can lead to deviations of the actual realized layer thickness from a required layer thickness stored in the CAD / CAM data set and thus to a different overall effect of the dental restoration in terms of color, translucency, brightness and fluorescence.
  • a change in the position and / or distance of the stand to the nozzle is predetermined exclusively by movement of the holding and positioning unit, the movement paths of the holding and positioning unit being predetermined by the CAD / CAM data set and controlled by the control unit become.
  • the CAD / CAM data record for layer application preferably contains at least the data on the layer thickness of the veneer to be produced and the color and / or the translucency and / or the brightness and / or the fluorescence of the dental restoration.
  • the CAD / CAM data is used to control the trajectories of the holding and positioning unit during the coating process and beyond.
  • the framework is automatically introduced by the holding and positioning unit into a combustion chamber after spraying the veneering compound, wherein, preferably, the sintering process and the movement of the holding and positioning unit when introducing the framework into the combustion chamber of the control unit is controlled.
  • the CAD / CAM data set can be used to control the trajectories of the holding and positioning unit during transport of the stand from the position in front of the nozzle during the coating process to the position in the combustion chamber.
  • the CAD / CAM data set may also include the process parameters of the sintering process.
  • a preferably pin-shaped holding section is constructed in the CAD module, the framework being held securely on the holding section during machining by the holding and positioning unit.
  • the holding portion may have a polygonal, preferably triangular, or other geometric cross section, which excludes a twisting of the frame to the holding and positioning.
  • the holding portion may have a depth stop.
  • the position of the scaffold on the holding and positioning unit is clearly defined and known, which simplifies the automation. It is essential that the holding section has at least one geometric feature that allows an unambiguous determination of the position and orientation of the framework when held by the holding and positioning unit.
  • a coupling element with a first connectable to the holding portion of the frame coupling portion, a for insertion or storage of the coupling element in or on a Magazinier noisy and / or a firing tray of the CAD / CAM manufacturing device formed plug or bearing portion and another coupling portion provided for holding by the holding and positioning of the manufacturing device.
  • the coupling element can show a substantially T-shaped structure, wherein one leg is connected to the framework and another leg with the holding and positioning unit and wherein the free leg is used for inserting the framework in the Magazinier coupled and / or the firing tray. This makes it possible to veneer a plurality of scaffolds automatically and then to sinter.
  • the CAD / CAM data record then contains the layering data for each individual framework and the positions of the frameworks.
  • the holding and positioning unit then removes the individual scaffolds from the magazine device in accordance with the stored data and transports them first to the coating unit and then to the firing tray.
  • the magazine device and / or the firing tray for storage of scaffolding on appropriately designed plug or storage spaces, the scaffolds can be inserted automatically, for example via plug sections of the coupling elements in assigned slots.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Ceramic Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Dental Prosthetics (AREA)
  • Dental Preparations (AREA)

Abstract

L'invention concerne un procédé de revêtement céramique dentaire automatique de structures de restaurations dentaires, notamment de revêtement de structures de couronnes ou de bridges, au moyen d'un dispositif de fabrication comportant au moins une unité de maintien et de positionnement, au moins une unité de revêtement présentant au moins une buse de revêtement, une unité de commande et de préférence au moins une chambre de combustion. Selon l'invention, au moins un ensemble de données CAD/CAM pour l'application de couches d'un revêtement d'une restauration dentaire à réaliser est établi; au cours d'au moins un processus de revêtement, au moins une matière de revêtement céramique est pulvérisée sur la structure par l'unité de revêtement, la structure étant maintenue et déplacée par l'unité de maintien et de positionnement au cours du processus de revêtement; la structure revêtue est frittée au cours d'au moins un processus de frittage; et le processus de revêtement et le déplacement de l'unité de maintien et de positionnement sont commandés automatiquement par l'unité de commande en fonction de l'ensemble de données CAD/CAM au cours du processus de revêtement. La matière de revêtement est obtenue de préférence directement avant pulvérisation par la buse, dans une unité de mélange du dispositif de fabrication, montée en amont, par mélange d'au moins un matériau de base céramique, d'au moins un colorant, et éventuellement d'autres constituants, le rapport de mélange du matériau de base céramique, du colorant et des éventuels autres constituants pour l'obtention d'une couleur et/ou de translucidité et/ou de clarté et/ou de fluorescence de la restauration dentaire étant défini automatiquement en fonction de l'ensemble de données CAD/CAM.
PCT/EP2010/001317 2009-03-04 2010-03-03 Procédé et dispositif de fabrication pour le revêtement céramique dentaire automatique de structures de restaurations dentaires WO2010099950A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009011175A DE102009011175A1 (de) 2009-03-04 2009-03-04 Verfahren und Fertigungsvorrichtung zur automatischen dentalkeramischen Verblendung von Gerüsten von zahntechnischen Restaurationen
DE102009011175.1 2009-03-04

Publications (2)

Publication Number Publication Date
WO2010099950A2 true WO2010099950A2 (fr) 2010-09-10
WO2010099950A3 WO2010099950A3 (fr) 2011-02-24

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ID=42538434

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Application Number Title Priority Date Filing Date
PCT/EP2010/001317 WO2010099950A2 (fr) 2009-03-04 2010-03-03 Procédé et dispositif de fabrication pour le revêtement céramique dentaire automatique de structures de restaurations dentaires

Country Status (2)

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DE (1) DE102009011175A1 (fr)
WO (1) WO2010099950A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9821043B2 (en) 2011-09-15 2017-11-21 Medigene Ag Anti-HER2 vaccine based upon AAV derived multimeric structures
CN112040903A (zh) * 2017-11-10 2020-12-04 维他牙科产品有限公司 成型体的制造方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT512985B1 (de) * 2012-05-15 2014-08-15 Steger Heinrich Verfahren zum Herstellen eines Zahnersatzes
DE102016203055A1 (de) * 2016-02-26 2017-08-31 Josef Schweiger Verfahren und System zum Erzeugen einer Dentalrestauration
DE102017223013A1 (de) * 2017-12-18 2019-06-19 Rolf Ebert Verfahren zum Herstellen eines zahnmedizinisch-prothetischen Werkstücks, sowie Software zur Steuerung des Fertigungsablaufs zur Herstellung des Werkstücks
DE102023128465A1 (de) * 2022-10-17 2024-04-18 Bredent Gmbh & Co. Kg Appliziervorrichtung und Verfahren zum Betrieb einer Appliziervorrichtung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996010370A1 (fr) * 1994-10-04 1996-04-11 Nobelpharma Ab Procede et dispositif de preparation d'un produit dentaire et produit fabrique a l'aide de ceux-ci
DE19922870A1 (de) * 1999-05-19 2000-12-07 Paul Weigl Verfahren zur automatischen, individuell angepaßten Farb-, Transluzenz-, Helligkeits- und Fluoreszenzgebung von zahntechnischen Restaurationen
US20050154483A1 (en) * 2001-12-28 2005-07-14 Nobel Biocare Ab System and method for producing a three-dimensional body comprising bone or tissue-compatible material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0607274B8 (pt) * 2005-01-25 2021-06-22 H Backes Claus método para fabricação de um suporte ortodôntico

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996010370A1 (fr) * 1994-10-04 1996-04-11 Nobelpharma Ab Procede et dispositif de preparation d'un produit dentaire et produit fabrique a l'aide de ceux-ci
DE19922870A1 (de) * 1999-05-19 2000-12-07 Paul Weigl Verfahren zur automatischen, individuell angepaßten Farb-, Transluzenz-, Helligkeits- und Fluoreszenzgebung von zahntechnischen Restaurationen
US20050154483A1 (en) * 2001-12-28 2005-07-14 Nobel Biocare Ab System and method for producing a three-dimensional body comprising bone or tissue-compatible material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9821043B2 (en) 2011-09-15 2017-11-21 Medigene Ag Anti-HER2 vaccine based upon AAV derived multimeric structures
CN112040903A (zh) * 2017-11-10 2020-12-04 维他牙科产品有限公司 成型体的制造方法

Also Published As

Publication number Publication date
WO2010099950A3 (fr) 2011-02-24
DE102009011175A1 (de) 2010-09-09

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