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Dental implant construction

Subclass of:

433 - Dentistry

433167000 - PROSTHODONTICS

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DocumentTitleDate
20090317766Structured coatings for implants and process for the preparation thereof - The invention relates to a method for producing a powder-filled ceramic coating made from a precursor ceramic compound (for example, a sol-gel), said coating having an advantageous surface roughness and wherein active ingredients may be eluted from the matrix or filler under physiological conditions and to an implant which can be produced according to the claimed method.12-24-2009
20120183925Dental Hydrostatic Relief Apparatus and Method - A narrow channel is provided in the abutment mating surface of a dental prosthesis undercase to allow excess dental cement to flow out of the interstitial space between the dental abutment and the overlying prosthesis. During the seating of the prosthesis the excess dental cement is channeled to and extruded from a preferred collection point for easy removal. Hydrostatic pressure and trapped gases that would tend to lift the prosthesis into a non-fitting position or form a weakened cemented bond of uneven thickness are prevented by this apparatus and method. A positive copy of the narrow channel is attached to the lingual aspect of the abutment analog of the model. A virtual hydrostatic groove and lingual shelf can be subtracted from a virtual model of undercase for manufacture using computer modeling.07-19-2012
20100159421Dental Implant Component Placement and Fixation Device - A device for placing and affixing a dental component to a dental implant permits the precise placement of the dental component (such as an abutment or crown) onto a dental implant in a manner that also provides for a retaining screw to be tightened without having to release the component in any way and hence risk its movement to a non-desired position. In one form, the device comprises a holder including a base having an access opening extending from a first end to a second opposite end of the base, the access opening having an inner surface defining a cylindrical first section and a frustoconical second section, the second section being dimensioned to engage the dental component in an interference fit, the inner surface of the second section terminating in a continuous perimeter at the second end of the base. In another form, the device comprises a holder including a base having an access opening extending from a first end to a second opposite end of the base, the access opening having an inner surface defining a first section and a second section, wherein the inner surface at the second section includes one or more inwardly extending ribs.06-24-2010
20100075278Dental Prosthetics Having Improved Aesthetic Appearance and Method of Preparing Same - A dental prosthetic substructure comprising an alloy. In one embodiment, the alloy comprises a first mixture comprising about 50 percent to about 99.95 percent by weight of the alloy and a second mixture comprising at least 0.05 percent to about 5 percent by weight of the alloy. The first mixture comprises at least two precious metals. The second mixture comprises at least one precious metal.03-25-2010
20090155746Dental Implant Coated with Recombinant Bone Morphogenic Protein and Coating Method Thereof - The present invention relates to a dental implant having recombinant bone morphogenic protein coated on the processed surface thereof, which, when implanted into the jawbone, enables undifferentiated adult cells around the implant site to be rapidly differentiated into osteoblasts so as to induce osteoconductive healing to thereby reduce a healing period, as well as a coating method thereof. According to the invention, recombinant bone morphogenic protein BMP-2 penetrates between ceramic balls formed on the dental implant surface, sheet structures of calcium triphosphate or fine pores formed by anodic oxidation, so as to form a coating film. Thus, the recombinant bone morphogenic protein BMP-2 is not detached from the dental implant surface even during the surgical implantation of the implant.06-18-2009
20100136506METHOD OF FABRICATING IMPLANT WITH IMPROVED SURFACE PROPERTIES AND IMPLANT FABRICATED BY THE SAME METHOD - A method of fabricating an implant with improved surface properties and an implant fabricated using the same are provided. The method includes immersing a substrate that has titanium or titanium alloy in electrolytic solution including at least one of the group consisting of phosphate or fluoride ion and strontium ion, and forming an oxide film layer with a surface structure having a fine roughness of a micro scale by making at least one of phosphate or fluoride ion and strontium ion react to the titanium or the titanium alloy of the substrate on a surface of the immersed substrate using hydrothermal reaction associated with temperature, pressure and time conditions.06-03-2010
20100105006ATTACHMENT SYSTEM FOR ATTACHING A DENTAL SUPERSTRUCTURE TO AN IMPLANT, AN ATTACHMENT DEVICE AND AN ANCHORING ELEMENT - An attachment system for removably securing a dental superstructure to a dental implant is provided. This attachment system has a first part, connected to, or arranged at, said dental superstructure, and a second part, connected to, or arranged at, said dental implant. These parts are removably securable to each other. An attachment device and an anchoring element that may be comprised in such a system are also provided.04-29-2010
20100105007Plate element for the manufacture of a dental prosthesis - The curved plate is used to position and model a malleable material capable of temporarily supporting the incisor and pinless teeth according to positions and orientations that will then be fixed permanently in the prosthesis. The plate has a general U shape, delimited by two parabola-shaped contours: an outer edge and an inner edge, respectively corresponding to the contour of the vestibular walls of the incisor and pinless teeth of the prosthesis to be built. The plate features a flat surface on its lower face, and an appendix defining a visible reference point that must correspond to the position of the interincisive papilla. The distance between the reference point and an average central point of the outer edge indicating a position situated between the more vestibular walls of the upper central incisor teeth, is between 8 and 10 mm.04-29-2010
20100003640IMPLANT WITH STRUCTURE FOR SECURING A POROUS PORTION - An implant includes a head portion, an intermediate portion and an initially separate stem portion configured to engage the head portion so that at least the head portion and the stem portion cooperatively secure the intermediate portion on the implant. The implant may also include a locking mechanism configured to secure the head portion to the stem portion by a press fit or a threaded connection. The intermediate portion may include a porous metal such as tantalum.01-07-2010
20110014589METHOD FOR MAKING A DENTAL BLANK, A PRESS AND A SYSTEM FOR MAKING DENTAL BLANKS - The invention relates to a method of making a dental blank which combines uniaxial pressing isostatic pressing techniques. The invention also includes a press for performing the method and a system comprising a uniaxial and a isostatic press. The invention may help in efficient manufacturing of dental blanks at minimized costs and maximized quality.01-20-2011
20120308963DENTAL DIAGNOSIC AND DENTAL RESTORATION METHODS, SYSTEMS, APPARATUSES, AND DEVICES - Devices, methods, and systems for the design, fabrication, modification, and implantation of dental prostheses. An implant is created that has a shape closely or precisely conforming to the natural shape of a modified or unmodified tooth socket. The implant is used to anchor any of a variety of dental restorations or other substitute devices to bone. Further, methods, systems, and apparatuses for taking radiographs at specific, standard, and/or reproducible angles. A first radiograph is taken, using an aiming apparatus, with the aiming direction forming a first angle with the normal to an image plane of an image receptor. At least one additional radiograph is taken, using the aiming apparatus, at a different aiming direction from the first direction. Radiographs taken with the multiple aiming angles are used to create a three-dimensional image of an object represented by the radiographs.12-06-2012
20090233257Method for Producing a Denture - The invention relates to a process for the production of a dental prosthetic item (09-17-2009
20090317767Material based on a partially stabilized zirconia matrix and process for the preparation and use of the material - A material comprising: from 98-50% by volume of zirconia as a matrix, which is stabilized with i) either of from about 2 to about 3 mole percent of yttria ii) or of from about 10 to about 15 mole percent of ceria; iii) or a mixture of ceria and yttria in the range of amounts as given in i) and ii) the stabilizing oxides may be substituted against each other in a ratio from 1:99 to 99:1 and a maximum stabilization of 3 mole percent related to pure yttria and 15 mole percent related to pure ceria respectively are not exceeded, and wherein the term mole percent is related to the zirconia matrix and wherein the zirconia matrix is obtainable from a) a powder of particles of zirconia having a mean particle size of <0.35 μm, b) the particles are coated with the stabilizing oxides yttria and/or ceria for stabilizing zirconia, c) a stabilization of the tetragonal phase is performed via a diffusion reaction by a sintering process, and from about 2 to about 50% by volume of alumina of which from about 5 to about 90% by volume is in the form of hexagonal platelets of general formula REAl12-24-2009
20090246736Method, computer, machine-readable medium, computer program and system, concerning the manufacture of dental prostheses - The invention relates to the examination of a dental prosthesis, wherein the dental prosthesis is examined with finite element methods. Furthermore, the invention relates to the automated manufacture of a dental prosthesis, wherein the shape of a remaining tooth area is directly determined on the basis of the remaining tooth area itself. Furthermore, the invention relates to a method, wherein manufacturing data (milling data) which have been created with a system for calculating manufacturing data (system for calculating milling data) are optionally forwarded to one or another manufacturing machine (milling machine) at different locations.10-01-2009
20120237902Techniques for providing custom-formed implants - Techniques for providing medical implants that have been custom-formed for a particular patient for surface treatment to alter properties of a surface of an implant component. A dental abutment implant component, custom-formed by removing or adding material or by providing an electronic or other specification for its fabrication, is provided to a third party for a surfaced treatment to be, performed. After the abutment with surface treatment is received from the third party, it may be moved to the patient's body. One preferred kind of surface treatment employs anodization of a dental metal material such as titanium to give a pink color for improved cosmetic results. Other kinds of surface treatment including bonding may also be used. A blank implant component that has a first portion compatible with a standardized implant component, and a second portion expressly intended to be custom-formed by removing material.09-20-2012
20100323328DENTAL RESTORATIONS USING NANOCRYSTALLINE MATERIALS - Dental articles are produced using relatively low sintering temperatures to achieve high density dental articles exhibiting strengths equal to and greater than about 700 MPa. Ceramic powders comprised of nanoparticulate crystallites are used to manufacture dental articles. The ceramic powders may include sintering agents, binders and other similar additives to aid in the processing of the ceramic powder into a dental article. The ceramic powders may be processed into dental articles using various methods including, but not limited to, injection molding, gel-casting, slip casting, or electroforming, hand, cad/camming and other various rapid prototyping methods. The ceramic powder may be formed into a suspension, pellet, feedstock material or a pre-sintered blank prior to forming into the dental article.12-23-2010
20090325127METHOD AND DEVICE FOR PRODUCING TOOTH PROSTHESIS PARTS - The invention relates to a method for producing tooth prosthesis parts comprising an implant for inserting into the jaw and a prosthesis for securing to an implant by means of a connecting surface (12-31-2009
20090098511METHOD OF MAKING A DENTAL IMPLANT AND PROSTHETIC DEVICE - A method of preparing a dental implant and prosthetic device in-house at the site of a dental procedure from a preparation kit, without requiring an external third-party lab to prepare the final prosthetic device. The kit contains a porous block, a thermoset polymeric resin, and an initiator, where the resin and initiator are both packaged in substantially airtight and substantially opaque packaging. The resin and initiator are combined together to form a resin mixture which is then infiltrated into the pores of the porous block to form an esthetic material. A digital scan of at least a portion of a patient's jaw is used to provide the desired shape of the dental device to a cutting mechanism, which then cuts the filled or un-filled porous block based on the shape provided to it from the digital scan.04-16-2009
20090098510DENTAL IMPLANT AND PROSTHETIC DEVICE PREPARATION KIT - A preparation kit for preparing dental prosthetic devices in-house at the site of a dental procedure, without requiring an external third-party lab to prepare the final prosthetic device. The kit contains a porous block, a thermoset polymeric resin, and an initiator, where the resin and initiator are both packaged in substantially airtight and substantially opaque packaging. The resin and initiator are combined together to form a resin mixture which is then infiltrated into the pores of the porous block to form an esthetic material. A digital scan of at least a portion of a patient's jaw is used to provide the desired shape of the dental device to a cutting mechanism, which then cuts the filled or un-filled porous block based on the shape provided to it from the digital scan.04-16-2009
20090053675Refractory model system an indirect system for capturing tooth and/or dental implant shapes and relative positions utilizing pre-fabricated parts and refractory cements - This is a system which answers the need to provide pre-fabricated components of various materials that constitute a unique Refractory Model System designed to be used in, but not limited to, the fabrication of fixed dental restorative and prosthetic devices.02-26-2009
20100015573MATERIAL AND BLANK FOR DENTURES - A material for dentures having a 3-point bending strength of at least 1300 MPa, dentures produced from said type of material, corresponding blank materials, a method for producing blanks, and a method for producing a denture part made from said material or a blank.01-21-2010
20100086900COPING-ANALOGUE KIT - Disclosed is a kit useful in connection with the preparation of dental prostheses and including an implant-abutment analogue and a burnout coping. The analogue generally corresponds to an implant and abutment in the jaw of a patient. A burnout coping is secured to the analogue for the preparation of the dental prosthetic. In one embodiment, the analogue includes a connection feature and the coping includes a mating connection feature, the connection feature on the coping positioned to provide a remnant on the dental prosthetic prepared thereform that does not interfere with the placement of the prosthetic onto an implant and abutment in the jaw of a patient. In another embodiment, not mutually exclusive with respect to the first embodiment, the coping comprises first and second portions that are movable with respect to one another and sized respectively to engage first and second portions of an analogue.04-08-2010
20110171603IMPLANT ABUTMENT MATERIAL FOR TAILOR-MADE AND METHOD FOR MANUFACTURING ABUTMENT USING THE SAME - The present invention relates to an implant abutment material for tailor-made for manufacturing an abutment for tailor-made in consideration of individual characteristics of patients' teeth and which allows for mass production, and a method for manufacturing an abutment for tailor-made using the implant abutment material for tailor-made.07-14-2011
20110200971Dental Compositions with Fluorescent Pigment - The invention features a dental composition containing a fluorescent organic pigment, e.g. a hydroxyl substituted aryl guanamine an or a fluorescent compound encapsulated in a thermo plastic or thermo set polymer, in an amount that provides the composition with fluorescence resembling that of natural teeth.08-18-2011
20120295226TEMPORARY ABUTMENT WITH COMBINATION OF SCANNING FEATURES AND PROVISIONALIZATION FEATURES - A lower region of a temporary abutment includes an anti-rotational feature for non-rotationally mating with a dental implant. An upper region of the temporary abutment includes a first anti-rotational structure and at least one retention groove. A top surface of the temporary abutment includes one or more informational markers that provide information concerning the dental implant. A temporary abutment cap is configured to be coupled to the upper region of the temporary abutment. The temporary abutment cap has at least one projection configured to mate with the at least one retention groove of the temporary abutment. The temporary abutment cap has a second anti-rotational structure that is configured to slideably engage the first anti-rotational structure of the temporary abutment. The temporary abutment cap is configured to be coupled with a temporary prosthesis such that the temporary prosthesis and the temporary abutment cap are removable from the temporary abutment.11-22-2012
20090092946Method of generating a digital supplementary device for dental implant planning - A method of generating a digital supplementary device for dental implantation by: preparing a mouth model based on the internal shape of the oral cavity of the patient; performing a 3D scan to obtain digital model of the mouth model, the digital model of the patient's oral cavity and the digital model of the tooth model; defining the digital models as the “positioning object,” “the reference object” and the “attached positioning object”; obtaining characteristic points after joining the positioning object and the attached positioning object and positioning the positioning object and the reference object based on the characteristic points; and then outputting the attached positioning object with the positioning data obtained after positioning of the attached positioning object. The output thus obtained is the desired digital supplementary device for dental implant planning.04-09-2009
20090029321METHOD FOR MAUFACTURING DENTAL IMPLANT AND DENTAL IMPLANT - A dental implant capable of reliably preventing elution of metal when the dental implant is applied within an oral cavity and capable of reliably preventing occurrence of mismatching (bumpy occlusion or the like) when the dental implant is fixed in place, and a method for manufacturing the dental implant are provided. In the method for manufacturing a dental implant including an abutment, the abutment is manufactured through the steps including a ceramic molded body production step for molding a ceramic molded body composition to obtain a ceramic molded body, an assembling step for assembling a titanium member and the ceramic molded body together to obtain an assembled body, a degreasing step for degreasing the assembled body so that the ceramic molded body is transformed into a ceramic degreased body, and a sintering step for sintering the assembled body to transform the ceramic degreased body into a ceramic member so that the ceramic member is firmly fixed to the titanium member.01-29-2009
20090325128METHOD RELATING TO IMPLANTS, AND A MACHINE-READABLE MEDIUM AND A COMPUTER - Method according to which an individual implant (12-31-2009
20110229858COMPOSITE CERAMIC BLOCK - Methods of producing a composite block intended for the production of a dental prosthesis including the following steps: a) impregnating a porous support with a liquid resin and b) curing the liquid resin impregnating the support are provided. In such methods of producing a composite block intended for the production of a dental prosthesis, a volume of liquid resin that is greater than the volume of the open pores of the support by at least 2% is caused to penetrate into the support and to cure therein, said volumes being measured at a temperature of 20° C. and at a pressure of 1 bar.09-22-2011
20080261178PROCESS FOR PROVIDING A TOPOGRAPHY TO THE SURFACE OF A DENTAL IMPLANT - A process for providing a topography to the surface of a dental implant, said surface being made of a ceramic material. At least a part of the surface of the dental implant is etched with an etching solution comprising hydrofluoric acid at a temperature of at least 70° C. Thereby, discrete grains or agglomerates of grains are removed from the ceramic material.10-23-2008
20090181346METHOD, BLANK, ASSORTMENT OF BLANKS, DENTAL DATABASE AND BLANK DATABASE COMPRISING PREFABRICATED PARTIAL END SURFACES OF PARTIAL DENTURES - The invention relates to a process, a blank, an assortment of blanks, a tooth database, and a database of blanks, for the production of a dental prosthetic item. The method comprises the provision of a 3D model of a dental prosthetic item and the selection of a suitable blank from a plurality of possible blanks. The provision of the 3D model of the dental prosthetic item comprises the determination of an esthetically relevant designed subregion of the 3D model of the dental prosthetic item as part of an exterior surface of said dental prosthetic item, and a blank is specified from a plurality of blanks having a prefabricated esthetically relevant terminal subsurface of a surface of the tooth, the terminal subsurface of said blank being such that it at least approximates the thus specified designed subregion. The 3D model of said dental prosthetic item is carved from the selected blank such that the prefabricated terminal subsurface of said blank remains unmachined in at least a central region thereof.07-16-2009
20090220916IMPRESSION SCANNING FOR MANUFACTURING OF DENTAL RESTORATIONS - The present invention relates to a method for obtaining an accurate three-dimensional model of a dental impression, said method comprising the steps of, scanning at least a part of an upper jaw impression and/or a lower jaw impression, obtaining an impression scan, evaluating the quality of the impression scan, and use the impression scan to obtain a three-dimensional model, thereby obtaining an accurate three-dimensional model of the dental impression.09-03-2009
20090136900Muffle for the production of dental prostheses05-28-2009
20110229857BLANK WITH CODING FOR THE PRODUCTION OF TOOTH-TECHNICAL SHAPED PARTS AND PROCEDURES FOR THE IDENTIFICATION OF A BLANK - The invention relates to a blank for the production of a dental shaped body, wherein the blank has a corpus (09-22-2011
20110111371COMPUTER-AIDED DESIGN OF A THIN-LAYER DRILL GUIDE - A drill guide uses a hole in a layer to guide a drill along an axial trajectory while permitting off-axis excursions of the drill during use. A number of such drill guides at varying heights from a target surface may be used sequentially or concurrently to enforce the axial trajectory in three dimensions during a surgical operation. A drill guide may include a hole in a layer that establishes a single point along the axial trajectory, or the drill guide may include multiple layers in a single device to establish two or more points along the trajectory while allowing off-axis insertion of a drill into the guide. The drill guide may be cuttable to accommodate intraoperative changes to the axial trajectory. In embodiments, a window or the like may be provided to permit a surgeon to view drill depth, drill orientation, the surgical site and the like during a procedure.05-12-2011
20100240012METHOD FOR FABRICATING AN ABUTMENT - A method for fabricating an individual abutment for a dental prosthesis for use in an implant anchored in an area of the jaw with an implant attachment running on the abutment side, using a working model molded by the jaw area equipped with the implant. For this, the sulcus area of the gum uncovered above the implant and shaped by a sulcus-former extending from the implant attachment is reproduced in the working model. The abutment to be fabricated includes a sulcus section running within the sulcus area and an adjoining head section to admit a part of a dental prosthesis. So that the area of the abutment running below the gum line is geometrically adapted to it, it is proposed that the sulcus area of the working model having an auxiliary implant attachment corresponding to the implant attachment be measured, and on the basis of the data obtained by the measurement, a sulcus section model be determined with a circumferential surface and a de-facto sulcus line limiting it on the implant side. Missing data between the determined auxiliary implant attachment and the de-facto sulcus line are supplemented by library data which are assigned to the sulcus-former. The data of the sulcus section model are used, while allowing for the de-facto sulcus line or the auxiliary sulcus line and the library data to produce the sulcus section.09-23-2010
20100255447ADVANCED BIO-COMPATIBLE POLYMER SURFACE COATINGS FOR IMPLANTS AND TISSUE ENGINEERING SCAFFOLDS - Disclosed herein are methodologies and compositions for coating materials, which can be used in a variety of biological applications.10-07-2010
20110027757MEDICAL DEVICE AND METHOD FOR PRODUCING THE SAME - An object is to provide a medical device having excellent antithrombotic and sliding characteristics, which can exert a cell adhesion inhibitory effect. A medical device comprising: a substrate capable of forming hydroxyl groups; and a biocompatible material layer laminated on the substrate at an appropriate position, wherein the hydroxyl groups are formed on a surface of the substrate at least at a required position by a surface treatment, while the biocompatible material layer is formed from a polymer containing phosphorylcholine groups, and wherein the substrate and the biocompatible material layer are joined via a binder layer formed from silica being covalently bonded with the hydroxyl groups and the biocompatible material, respectively.02-03-2011
20090068616Method And Apparatus For Making Products By Sintering And/Or Melting - The invention relates to a method for making metallic and/or non-metallic products 03-12-2009
20100178636CERAMIC BODY AND PROCESS FOR THE PREPARATION THEREOF - A process for the preparation of ceramic dental implants having a surface for improving osseointegration, wherein the following process steps are performed for preparing such surface: —preparation of a ceramic blank having a surface; —treating at least one partial area of the surface of the ceramic blank by an ablating process that produces a surface roughness of the surface that corresponds to a treatment by sand blasting under a blasting pressure of from 1.5 bar to 8 bar and with a grain size of the blasting media used for sand blasting of from 30 μm to 250 μm; —followed by a chemical treatment of said at least one partial area of the surface of the ceramic blank treated with the ablating process; —followed by a thermal treatment of the blank whose surface has been subjected to said ablating and chemical treatments at temperatures of >125° C. > A ceramic body obtainable by the process according to the invention is also described.07-15-2010
20110065065BLANK AND METHOD FOR PRODUCING A DENTAL PROSTHESIS - The invention relates to a blank for producing a dental prosthesis (tooth crown) comprising a mechanically processable material block and a holder connected thereto for clamping in an automatic processing tool. Said block is provided with a sub-gingival anatomic implant connecting part which is protrusively arranged thereon and in which an implant fixture for fixing it to the implant head is formed. The holder is arranged on the surface of the block arrangement side and the implant fixture to a surface on the implant side, thereby making it possible to work the blank by means of a computer-controlled conventional tool. A threaded channel which is embodied in the center of the block in a parallel direction with respect to the surface on the fixation side, the angular orientation of the mastication surface of the tooth crown with respect to the occlusion vertical and the sub-gingival anatomic implant connecting part make it possible to fix the prosthetic element (tooth crown) directly to the implant without an abutment and with correct orientation in the row of teeth.03-17-2011
20090061389DENTAL IMPLANT PROSTHETIC DEVICE WITH IMPROVED OSSEOINTEGRATION AND SHAPE FOR RESISTING ROTATION - A dental implant has a body that generally defines a coronal-apical axis and a porous tantalum metal portion that is disposed at the body for engaging bone and having a non-circular outer periphery extending around the axis. The non-circular outer periphery is shaped to engage a bore in a bone to resist a torsional force that is applied to the dental implant and around the coronal-apical axis.03-05-2009
20100062396METHOD FOR PRODUCING A MULTIPART CONSTRUCTION AND SUCH A CONSTRUCTION - A method for manufacturing a multipart assembly of sintered oxide ceramic material, including one first component which at least partially surrounds one second component in such a manner that detaching the first component from the second component is not possible without destroying the first and/or second component. The assembly is produced by producing a single-part first shaped part and a single-part second shaped part from an oxide ceramic blank, whereby the first shaped part and the second shaped part are enlarged to compensate for the shrinkage during sintering, and assembling the sintered shaped part as second component with the first shaped part and subsequently sintering them together. As the first shaped part is employed a shaped part with an opening whose effective cross section after sintering is either smaller than the effective cross section of the second shaped part after sintering in a region that extends within the first component, or is smaller that the effective cross section of the second component in front of and behind the opening.03-11-2010
20110070559Apparatus and method for measuring optical characteristics of Teeth - Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object/tooth being measured. Light from the perimeter fiber optics pass to a variety of filters. The system utilizes the perimeter receiver fiber optics to determine information regarding the height and angle of the probe with respect to the object/tooth being measured. Under processor control, the color measurement may be made at a predetermined height and angle. Various color spectral photometer arrangements are disclosed. Translucency, fluorescence and/or surface texture data also may be obtained. Audio feedback may be provided to guide operator use of the system. The probe may have a removable or shielded tip for contamination prevention. A method of producing dental prostheses based on measured data also is disclosed. Measured data also may be stored and/or organized as part of a patient data base.03-24-2011
20110065066GRINDING APPARATUS AND GRINDING METHOD - A grinding apparatus (03-17-2011
20100304336THREADED CONNECTION WITH VARIABLE GAP - Threaded connection between a male part (12-02-2010
20100112524Method for producing a functional prosthesis - The invention relates to a method for producing a functional prosthesis as a provision for a jaw region, allowing for the procedural steps of taking a dental impression of the jaw region to be provided with the functional prosthesis, producing a preliminary structure and possibly testing the preliminary structure in an articulator, and producing the functional prosthesis on the basis of the possibly re-worked preliminary structure. In order to produce a functional prosthesis by incorporating a preliminary structure, in which a functional analysis of the stomatognathic system can be taken into account, it is proposed that the preliminary structure be manufactured of a markable material with a hardness H that corresponds to 90% to 100% of the hardness of at least one natural or refurbished tooth of an antagonist of the jaw region, that the preliminary structure subsequently be integrated into the jaw region and remain in the jaw region for a wearing period of approximately 5 to 30 day, that the preliminary structure subsequently be removed and thereupon the functional prosthesis be manufactured taking into consideration any changes the preliminary structure underwent during its wearing.05-06-2010
20090317768IMPLANT, METHOD OF PREPARING AN IMPLANT, IMPLANTATION METHOD, AND KIT OF PARTS - An implant according to the invention includes first thermoplastic material portions, and second thermoplastic material portions liquefiable by mechanical vibrations and being in contact with the first thermoplastic material portions, wherein the second thermoplastic material portions preferably constitute at least a part of a surface of the implant, and wherein the first thermoplastic material portions have a glass transition temperature above an implantation temperature (about 20° C. to 40° C.), and wherein the second thermoplastic material portions either have a glass transition temperature below said implantation temperature or include means for transforming non-mechanical energy into heat.12-24-2009
20090017421Method of Preparing an Artificial Dental Prosthetic and Seating Thereof - An artificial dental prosthetic constructed of a curable resinous dental composition, and a method for preparing and seating the artificial dental prosthetic onto at least one implant in a patient's mouth. The method of preparing the artificial dental prosthetic and seating thereof may be applied to any situation in which one or more artificial dental prosthetic is required, such as a fixed, full artificial dental prosthetic for replacement of a patient's upper and/or lower arches or a fixed, partial artificial dental prosthetic for replacement of a patient's upper and/or lower teeth.01-15-2009
20080213725Method and Arrangement for a Dental Installation - A substrate has or is provided on a surface with a first porosity. A dispersion with low-viscosity liquid is applied to the surface in order to form a ceramic layer with a second porosity having preferably larger and/or more pores than in the first porosity. The liquid has the ability to be sucked by capillary force into the first pore formation and, in a first stage, to retain on the surface material and/or liquid particles which do not penetrate into this first pore formation, and which contribute to the continued construction of the layer. In a second stage, the substrate is subjected to sintering in which the particles finally forming the layer are held together with intermediate spaces which consist of or are included in the second porosity, the spaces being formed either by the fact that material and liquid particles separate from the particles finally forming the layer are driven off during the sintering and/or by the fact that the particles forming the layer are chosen with a particle size which means that the last-mentioned particles are held together after the sintering despite the intermediate spaces. The invention also relates to an arrangement. By means of the invention, a dental product can be provided with excellent porosity which is advantageous in connection with dental installations.09-04-2008
20080213726Dental Implant and Method for the Production Thereof - The invention relates to a ceramic implant, especially a dental implant, comprising a structured or porous surface for at least partially inserting into a bone. An especially advantageous surface is obtained when it is at least partially modified by a salt melt. These excellent osteointegration properties can be obtained by a method whereby the surface is modified in a salt melt at least in the regions exposed to the bones and/or soft tissue, optionally following a previous modification of the surface whereby material has been removed.09-04-2008
20080213727Graded glass/ceramic/glass structures for damage resistant ceramic dental and orthopedic prostheses - The present invention provides a functionally graded glass/ceramic/glass sandwich system especially useful in damage resistant, ceramic dental and orthopedic prosthesis. The functionally graded glass/substrate/glass composite structure comprises an outer (aesthetic) residual glass layer, a graded glass-ceramic layer, and a dense interior ceramic. The functionally graded glass/substrate/glass composite structure may further comprise a veneer on an exterior surface. The present invention also provides a method for preparing a functionally graded glass/ceramic/glass sandwich system. A powdered glass-ceramic composition or a glass tape is applied to the accessible surfaces of a dense alumina substrate to thereby substantially cover the substrate surfaces. The glass of the composition has a CTE similar to that of the substrate material. The glass-ceramic composition is infiltrated into the dense substrate by heating the assembly to temperatures 50-700° C. below the sintering temperature of the substrate.09-04-2008
20100248188DENTAL IMPRESSION COMPOUND AND METHOD - A curable dental impression compound containing a ferromagnetic compound, preferably an iron powder additive as well as a method for guiding the compound into the sub-gingival areas of the tooth by the use of a magnetic field. The term “ferromagnetic” as used herein is used to describe a substance that is capable of being attracted by a magnetic field, in particular a substance that exhibits a high degree of magnetic permeability.09-30-2010
20100304337LABORATORY IMPLANT - A method for the production of a dental implant with a post part which can be introduced into a jawbone and with a mounting part assigned thereto, on which a dental prosthetic piece can be mounted, is to allow the dental technician to perform a simple indexing of the mounting part while drawing on current procedural steps. For this purpose, the apical end of the mounting part is shaped in order to adapt the external cross-section of the mounting part to the internal cross-section of the post part.12-02-2010
20100330536O-RING INSERTION TOOL AND METHOD - An O-ring insertion tool is disclosed herein which holds and inserts an O-ring into a cap for releasably securing a dental appliance to, for example, a dental attachment assembly secured in the mouth of a patient. The tool comprises a driver having a central portion and at least one end portion with resilient prongs designed to push an O-ring through a bore in a bushing sleeve sized at one end to match the entrance of the cap. The bore has a tapered, frustoconical portion that at least extends up to the smaller end of the bore. The opposite end of the bore is of larger diameter matching the uncompressed dimensions of the O-ring. The prongs fit into the larger end of the bore in which the O-ring is positioned and are adapted to engage and advance the O-ring through the bore. The O-ring is uniformly compressed as it advances through the frustoconical portion of the bore, and the compressed O-ring is then pushed out of the second end of the bore and into position in the cap.12-30-2010
20110136080METHOD FOR MODELING AN INDIVIDUAL DENTAL PROSTHESIS - Method for modelling an individual dental prosthesis, which includes an abutment, wherein a first geometry is ascertained by a detection device, wherein an auxiliary element is affixed to at least one manipulation implant/implant, and a first data set is determined therefrom. A second data set describing a geometry having at least one manipulation implant/implant without an auxiliary element is ascertained. Using the second data set, which includes no data from auxiliary elements, or using the first and second data sets, a direction of insertion is determined by which a dental prosthesis part is to be pushed onto the abutment. A production method and a system for modelling an individual dental prosthesis and a computer-readable medium having instructions, which, when loaded into a computer, execute the methods A further method is provided for automatically determining a direction of insertion for a dental prosthesis part.06-09-2011
20100196856METHOD OF MAKING AN ORAL PROSTHESIS - A method of rapidly making an oral prosthesis with minimal steps and materials is disclosed. The method generally includes the steps of (1) providing a cast of an oral cavity or portion thereof; (2) applying a setting material along one or more setting zones where teeth are absent from the cast subject's oral cavity; (3) engaging one or more prosthetic teeth with the setting material on the cast; (4) applying a self-curing composition along the outward facing surface(s) of the setting material and a portion of the teeth; (5) removing the setting material; (6) applying a self-curing composition to a portion of the inward facing surface(s) of the teeth and the area where the setting material was located; (6) allowing the self-curing compositions to dry; (7) removing the cured composition and associated teeth (the oral prosthesis) from the cast; and (8) preferably polishing the oral prosthesis.08-05-2010
20090274993PROCESS FOR PRODUCTION OF A DENTAL COMPONENT AND ARRANGEMENT OF SUCH COMPONENT - A manufacturing method and dental component are provided in which first and second cast parts are used with a casting material, such as a gel slurry, to form the dental component. The first cast part can be positioned in a space of the second cast part and a gel slurry can be applied intermediate the first and second cast parts. The gel slurry can then be solidified to form a solidified gel slurry. The first cast part can then be removed together with the solidified gel slurry from the second cast part. The solidified gel slurry can then be machined to form an exterior shape corresponding to a desired exterior shape of the dental component. Finally, the solidified gel slurry can be sintered.11-05-2009
20100035210Method for Producing a Dental Product, and Scannable Material - The invention concerns a method for the production of a dental product, whereby the impression of a negative mold of at least one tooth or one tooth stump is created with an impression material, and this negative mold is scanned. By using the scan results, the dental product is then mechanically produced.02-11-2010
20090148813Three-dimensional printing methods and materials for making dental products - This invention relates to ink-jet printing systems for making dental products such as artificial teeth, dentures, splints, veneers, inlays, onlays, copings, frame patterns, crowns and bridges and the like. An ink-jet printer is used to discharge wax-like polymerizable material in a layer-by-layer manner to build-up the object. In other methods, a heated capillary or dropper can be used to apply the polymerizable material. The resulting three-dimensional object has good dimensional stability. Light irradiation can be used to cure and harden the material, thereby producing the final dental product.06-11-2009
20090035722Hydroxyapatite coated nanostructured titanium surfaces - Nanotubular structured titanium (Ti) substrates have been coated with nanoparticulate hydroxyapatite (nano-HA). The nano-HA surface is highly adherent to the nanotubular Ti surface and is free of microparticles. The nano-HA coated nanotubular Ti surface promotes osteoblast cell adhesion and is particularly suitable for orthopedic and dental implants where deposition of osteoblasts and other proteins is important in bone formation.02-05-2009
20110318710TWO-PIECE DENTAL ABUTMENT SYSTEM - The present inventions is an abutment for use with a dental implant. The abutment comprises a prosthetic portion adapted to support a prosthesis thereon and an insert. The prosthetic portion has a subgingival end and a supragingival region for protruding beyond gingiva adjacent to the dental implant. The prosthetic portion has a passageway extending therethrough. The passageway includes an enlarged retention groove and non-round section. The insert extends into the passageway and engages the subgingival end of the prosthetic portion. The insert includes flexible retention fingers that, upon insertion into the passageway, initially contract before reaching the enlarged retention groove and then expand outwardly into the enlarged retention groove to hold the insert onto the prosthetic portion. The insert also has a non-round section for mating with the non-round section of the passageway.12-29-2011
20080261179DENTAL IMPLANT HAVING A SURFACE MADE OF A CERAMIC MATERIAL - A dental implant having a surface made of a ceramic material. The dental implant is characterized in that the surface has a topography defined by a Core Roughness Depth S10-23-2008
20110104642Jig device and apparatus and method of making a dental prosthesis or pattern therefor - A jig device holding a work piece is used with a milling machine that cuts from the work piece a prosthesis having a surface essentially free of defects. The jig device is inserted repeatedly into the machine in the same predetermined location, even upon inverting the jig device. This maintains the spatial relationship between the jig device and milling so, at start up, they are always in the same exact spatial relationship. The milling machine partially cuts through a first side of the work piece to form in the work piece a cavity having a surface part corresponding to at least a portion of the prosthesis being made. The jig device is then removed from the machine, inverted and reinserted into the machine at the same predetermined location. A support material is placed in the cavity prior to reinserting the jig device. Upon reinserting the jig device, the machine precisely cuts through an opposed side of the work piece to form within the work piece a prosthesis having a surface essentially free of defects. The prosthesis is supported within the work piece by the support material. The prosthesis and support material are separated to complete our method.05-05-2011
20110104641Shell forms for making provisional and long-term dental restorations - The invention provides methods of making provisional and long-term dental restorations, particularly dental veneers, implants, crowns and bridges. A shell or restoration form made of polymerizable material having good dimensional shape-stability in its uncured condition is used to make the dental restoration. A polymerizable material is introduced into the cavity of the shell form. The outer shell and injected polymerizable material are polymerized and bond together to form a hardened crown structure. In one embodiment, the restoration can be fabricated indirectly by a dental laboratory. In another version, a dental practitioner can make the restoration chairside for a patient in a dental office.05-05-2011
20090130633SYSTEM AND METHOD FOR MANAGING DATA RELATING TO DENTAL PRODUCTS AND MANUFACTURING PROCESSES - A system and method for managing data used for manufacturing dental prostheses in a system having a plurality of scanning sites and a plurality of machining sites connected to at least one central unit. The central unit receives data from at least one of the scanning sites and assigns the data received from the scanning site to one of the machining site and transmits the assigned data to the machining site. The at least one scanning site and the plurality of machining sites are geographically remote from each other and from the central unit and at least one scanning site and the plurality of manufacturing sites are connected to the central unit via a telecommunication and/or computer network.05-21-2009
20090130632BONE-COMPATIBLE IMPLANT AND METHOD OF PRODUCING THE SAME - By forming a bone-compatible implant wherein a groove or hole has been formed in the surface of a base material made of titanium metal or a titanium alloy at its joint with a bone tissue and the groove or hole has on the inner surface thereof an oxide film formed by heating in an oxygen-containing atmosphere, apatite is allowed to deposit on the inner surface of the groove or hole easily. Thus, an implant is provided which can be attached to a bone within a relatively short period of time even without resorting to bone cement.05-21-2009
20100209876DENTAL BLANK AND METHOD OF MAKING A DENTAL CERAMIC BLANK - A method of making a dental blank comprises the steps of independently compacting a first and second zone of a quantity of ceramic particles. During compacting, the first and second zones have different compaction factors in at least one stage. Such blanks may be pre-sintered and used in the manufacture of dental restorations. The method may help in controlling the homogeneity of the material structure during manufacturing the blanks.08-19-2010
20120214134Shaded Zirconium Oxide Articles - A dental article includes yttria stabilized tetragonal zirconia polycrystalline ceramic, and no more than about 0.15 wt. % of one or more coloring agents of one or more of: Fe, Er, Co, Pr, Tb, Cr, Nd, Ce, V, Eu, Ho, Ni, and Cu, oxides thereof, and combinations thereof, whereby the dental article is provided with a color corresponding to a natural tooth shade; and wherein the dental article has a flexural strength of at least about 800 MPa. Corresponding methods are also described.08-23-2012
20100068675IMPLANT HAVING A CORE - One-part dental implant (03-18-2010
20120251980Method of Forming Patient Specific Implants with Improved Osseointegration - A patient-specific bone implant has a porous body with a core material covered with tantalum. It is made with unique outer dimensions selected to match a specific patient.10-04-2012
20120258431Method and System for Tracking Jaw Motion - Methods are provided to record and utilize jaw motion data using low-angle photogrammetric techniques. A method is described based on using an extraoral imaging apparatus to capture images of texture placed on tooth or soft tissue surfaces. Upper and lower textural surface regions of the oral cavity are imaged simultaneously, and their surfaces derived as a function of time to produce 4d data. The clinically derived surface data may be directly registered to the 3d anatomy of an individual, providing the ability to animate the relative motion of the mandible. An imaging apparatus suitable for capture of low-angle image groups is disclosed.10-11-2012
20110123956Graded glass/ceramic/glass structures for damage resistant ceramic dental and orthopedic prostheses - The present invention provides a functionally graded glass/ceramic/glass sandwich system especially useful in damage resistant, ceramic dental and orthopedic prosthesis. The functionally graded glass/substrate/glass composite structure comprises an outer (aesthetic) residual glass layer, a graded glass-ceramic layer, and a dense interior ceramic. The functionally graded glass/substrate/glass composite structure may further comprise a veneer on an exterior surface. The present invention also provides a method for preparing a functionally graded glass/ceramic/glass sandwich system. A powdered glass-ceramic composition or a glass tape is applied to the accessible surfaces of a dense alumina substrate to thereby substantially cover the substrate surfaces. The glass of the composition has a CTE similar to that of the substrate material. The glass-ceramic composition is infiltrated into the dense substrate by heating the assembly to temperatures 50-700° C. below the sintering temperature of the substrate.05-26-2011
20110123955Method of preparing digital model and artificial tooth applied to dental implant - A method of preparing a digital model and an artificial tooth applied to dental implant includes the steps of a) combining a jig into a fixture in a patient's oral cavity and scanning the patient's oral cavity by an oral scanner to acquire a first oral digital data and saving it in a computer; b) operating the computer to select one of digital prostheses from a prosthetic database in the computer, arranging a digital positioning jig to correspond to the jig in the first oral digital data, and then combining the selected digital prosthesis with the first oral digital data to generate a second oral data; c) generating a digital oral model based on the second oral digital data; and d) creating a solid oral model.05-26-2011
20110123954Method of designing dental-implant prosthesis - A method of designing a dental-implant prosthesis includes the steps of arranging a referential jig and combining the referential jig into a fixture installed in a patient's oral cavity, the referential jig having at least one feature point, the fixture having a connection interface, the referential jig having an opposite-joint interface; scanning the patient's oral cavity to acquire an oral digital data and a referential-jig digital data having at least one feature-point digital data; selecting one digital dental-implant prosthesis from a prosthetic database in a computer, a digital positioning jig overlapping the digital dental-implant prosthesis for combination with the connection interface, and proceeding with overlapping and localization of the digital positioning jig and the referential jig digital data to combine the referential jig digital data into the connection interface; and adjusting the position, size, and angle of the digital dental-implant prosthesis to acquire the digital dental-implant prosthesis which is most suitable to the patient.05-26-2011
20110045442Methods and Apparatus for Producing Dental Stones Base Plates Used in Making Dentures - This disclosure relates to a method for rapidly producing stone models used in manufacturing dentures. In particular, the method utilizes computer aided design and computer aided manufacturing.02-24-2011
20110236857Multi-Colored Shaped Body - The present invention relates to a multi-colored shaped body having layers arranged on top of one another for producing dental restorations, a process for its production and its use for the manufacture of dental restorations.09-29-2011
20100233658ADDRESSABLE MATRICES/CLUSTER BLANKS FOR DENTAL CAD/CAM SYSTEMS AND OPTIMIZATION THEREOF - A cluster mill blank includes a framework constructed to cooperate with a blank holder of an existing CAD/CAM system, and a plurality of sub-blanks attached to the framework forming an addressable matrix or cluster blank. CAD/CAM systems including such a framework, as well as associated methods are described.09-16-2010
20110262884Soft tissue models and method of making for dental implant applications - The present invention relates to laboratory components that are used in the field of dental prosthesis and for dental implant fabrication and in particular to a spacer means such as a band, ring, or sleeve forming a soft collar which slips over the analog and slides up to the base of the set impression material near the collar of the impression coping as it emerges through the impression forming a uniform blockout around the impression coping which is recording the sub-gingival space over the top of the fixture and having a soft collar surrounding the neck of the analog insulates the top of the fixture analog from the hard stone where it couples with other components. The spacer forming the soft collar is particularly useful for orienting and indexing the modeling of dental implant restorations and to enhance and improve the fabrication process of soft tissue type models for conventional restoration techniques. It also enhances model techniques for digital scanning of cases in the laboratory. The soft collar spacer means forms a uniform blockout around the impression coping which is recording the sub-gingival space over the top of the fixture.10-27-2011
20120100506PREFORMED PROVISIONAL CROWNS AND METHODS FOR CONSTRUCTING TEMPORARY DENTAL CROWNS AND BRIDGES - Apparatuses and methods for providing crowns and bridges is disclosed. The apparatuses include provisional preforms which can have cavities, windows and slits that enable material and linear members to extend through for engagement with adjacent teeth or other preforms. The methods also include ways in which to create crowns and bridges using the preforms.04-26-2012
20120100505PREFORMED PROVISIONAL CROWNS AND METHODS FOR CONSTRUCTING TEMPORARY DENTAL CROWNS AND BRIDGES - Apparatuses and methods for providing crowns and bridges is disclosed. The apparatuses include provisional preforms which can have cavities, windows and slits that enable material and linear members to extend through for engagement with adjacent teeth or other preforms. The methods also include ways in which to create crowns and bridges using the preforms.04-26-2012
20100129774SYSTEM OF COMPENSATORY SLANTED COPINGS, CONVERTERS AND EXTENDERS AND ABUTMENTS OF UNIVERSAL COUPLING OVER OSSEOINTEGRATED IMPLANTS - The present invention refers to a system of prosthetic components consisting of Compensatory Slanted Copings and Abutments of Universal Coupling that function as a set of coupled parts that allow corrections of slants that vary between OQ and 60Q, of fixing osseointeg rated implants, including zygomatic fixations, and it provides a cap, molding transferer and screws for fastening and locking. This system of copings and abutments provides properties of conversion and extension of the implants. Its shape provides better occlusal stability and favorable biomechanics, since the forces are better distributed, diminishing the concentration of tension on the fitting platform of the implant, as well as the screws. The abutments of the universal coupling can be readjusted and be cemented or screwed. In the present system, the superior platform of the coping and the inferior base of the abutment are universalized, since the inferior platform of the coping corrects the slant of the implant. It has screws for fastening and for locking of the coping/abutment set. The characteristics of this system provide great versatility, which allows it to be used in various areas of medicine.05-27-2010
20080220394Deposition of discrete nanoparticles on a nanostructured surface of an implant - A method of forming an implant to be implanted into living bone is disclosed. The method comprises the act of roughening at least a portion of the implant surface to produce a microscale roughened surface. The method further comprises forming a nanoscale roughened surface on the microscale roughened surface. The method further comprises the act of depositing discrete nanoparticles on the nanoscale roughened surface though a one-step process of exposing the roughened surface to a solution including the nanoparticles. The nanoparticles comprise a material having a property that promotes osseointegration.09-11-2008
20130130201Process For Fabrication of a Dental Implant Restoration System - A process for the manufacture of a dental implant restoration system including an abutment for attaching a dental prosthesis within a patient's mouth. The abutment is a single unit structure fabricated of a ceramic material, multicolored throughout to match the color of the dental prosthesis, the surrounding dentition and the surrounding gingival tissue.05-23-2013
20130177876PROCESS FOR PROVIDING A TOPOGRAPHY TO THE SURFACE OF A DENTAL IMPLANT - A process for providing a topography to the surface of a dental implant, said surface being made of a ceramic material. At least a part of the surface of the dental implant is etched with an etching solution comprising hydrofluoric acid at a temperature of at least 70° C. Thereby, discrete grains or agglomerates of grains are removed from the ceramic material.07-11-2013
20120251979DENTAL IMPLANT MILL BLANK ARTICLES AND METHODS - Methods of fabricating a dental restoration from dental mill blanks that further comprise a dental implant abutment integrated therein are described. Also described are dental mill blanks and dental prosthesis articles and methods of making dental mill blanks.10-04-2012
20090142733SUPPORT STRUCTURE FOR A PRINTED MODEL IN MULTI-COMPONENT DENTAL APPLIANCES - Dental appliances including multiple components and a system and method for constructing the same are disclosed herein. The dental components are designed to fit together to form the dental appliance. The components of the dental appliance are electronically modeled, printed, and pressed sequentially, separately, or as a unitary piece. Forming the dental appliance from multiple components enables each component of the dental appliance to be formed from a different material, each material having different features associated with it. In various embodiments, different materials have different colors, textures, opacities, and transformation factors associated with them. Furthermore, each component can be formed from multiple components. In some other embodiments, a support structure is designed and constructed in order to minimize deformation of a dental component during fabrication of the component.06-04-2009
20110275033Palladium-Cobalt Based Alloys - A nonmagnetic alloy is provided based on a palladium-cobalt binary system with the addition of gold, has a coefficient of thermal expansion (CTE) of about 13.8 to about 15 and may include one or more of the following additive metals: aluminum, boron, chromium, gallium, lithium, rhenium, ruthenium, silicon, tantalum, titanium, and tungsten.11-10-2011
20100316972METHOD FOR THE GENERATIVE PRODUCTION OF INDIVIDUAL DENTAL PREFORMED PARTS FOR ARTICULATORS - Method for the production of a denture comprising the following steps:—collection of the biometric data of a patient, namely, the toothed or untoothed mandible and maxilla, the sizing of the jaws, the spatial position thereof relative to the skull, the condyle inclination and the movement of the mandible, and the recording of the mandible movement;—implementation of the data in a virtual articulator which is made available in the main memory of the data processing equipment;—CAD construction of the individual articulator preformed parts and dental molded bodies based on the collected patient data;—production of the individual articulator molded bodies and dental molded bodies by means of a generative manufacturing process based on the recorded biometric data;—incorporation of the individual articulator preformed parts and/or dental molded bodies into a standardized articulator housing, or complete generative manufacture of the articulator with individualized molded bodies.12-16-2010
20090142734Cosmetic accessory device for teeth - An improved cosmetic accessory device for teeth that simulates the appearance of an assemblage of teeth and gum. The device includes a gum portion and a tooth portion shaped and dimensioned to cover the user's upper or lower front teeth. The device is made of a nontoxic, nonirritating, tasteless, odorless, resilient, easily cleaned and chemically stable material that does not stick to natural teeth, gums, or most dental work. In use, the device is held in place by custom-fitted inner projections that match the spaces between the user's own front teeth. Optionally, a shelf extending just across the front teeth and extra fitting material placed in spaces where there are missing teeth provides additional security in holding the device in place. The device may be refitted as necessary by simply partially submerging the device in hot water. Unlike typical conventional novelty dental devices, the natural teeth and gums are not completely covered and there is no protrusion into the mouth cavity, so the device is comfortable to wear and does not interfere with natural speech or bite closure.06-04-2009
20080213728Dental Implant Fixture - The present invention provides a fixture for a dental implant that serves as a replacement for a missing tooth and is implanted in the maxillary or mandibular bone. In this fixture invention the R/S border (the border between the rough and smooth surfaces) is formed to be inclined to a plane perpendicular to the long axis (central axis) of the dental implant fixture. The dental implant fixture prevents a marked decrease in the support for the dental implant due to bone reduction procedure in a patient having inclined bone crest, eliminates disadvantages in the aspects of expenses caused by the application of guided bone regeneration technique and also removes inconvenience of long operation time and possible infection, and also has a remarkable advantage of making convenient one-staged surgery possible in many cases.09-04-2008
20120009546SEMI-WORKED PIECE FOR PRODUCTION OF DENTAL/ODONTOIATRIC DEVICES, NAMELY FOR POSTS, STUMPS AND DENTAL CROWNS - A semi-worked piece of composite material for producing artefacts/devices for dental and/or odontoiatric use such as posts and/or stumps and/or dental crowns for example, comprises a polymeric matrix and a multiplicity of mechanically resistant fibres nested in the polymeric matrix; in this semi-worked piece the resistant fibres are arranged in a predetermined number of reinforcing layers that are substantially planar and are disposed in mutually overlapped relationship.01-12-2012
20130203018Accurate Analogs For Prosthesis Using Computer Generated Anatomical Models - Pre-surgical planning for cranial and facial reconstruction includes preparing a computer generated jaw or skull model for determining a locational position for a dental implant, a surgical bone implant to repair missing bone in the cranium, install ear prostheses, and/or install nose prostheses. The computer generated jaw or skull model is made from medical imagery and computer aided design. A surgical guide is prepared with oversize holes in registration with analogs for the dental or surgical bone implants to be inserted in the jaw or cranial skull model. The surgical guide is fitted atop each analog, and bonded to the jaw or skull model at a predetermined angle of the analog in the jaw or skull. The surgical guide is removed and attached to the jaw or skull of a patient for accurate drilling for insertion of the implants into the jaw or skull of the patient.08-08-2013

Patent applications in class Dental implant construction