Class / Patent application number | Description | Number of patent applications / Date published |
433219000 | Attachment to natural tooth or adjacent crown | 31 |
20090098512 | METHOD FOR ARRANGING A BRIDGE IN A SET OF TEETH AND A BRIDGE FOR APPLICATION IN THAT METHOD - Method for arranging a bridge ( | 04-16-2009 |
20090305195 | PREFORMED MALLEABLE SOLID CROWN - A solid dental crown and methods of using the solid dental crown are disclosed. The solid dental crown includes, a self-supporting solid hardenable preformed dental crown having an external crown shape defined by an external crown surface. The external crown surface defines a crown volume that is substantially filled with a hardenable composition. The hardenable composition has sufficient malleability so that the solid preformed dental crown can be pressed onto a prepared tooth surface to form a recess in the solid preformed dental crown defined by a recess surface that is complimentary to the prepared tooth surface. | 12-10-2009 |
20100209879 | COLOR TEST COMPOSITION FOR DENTAL TREATMENT - A dental tone match checking material is provided that makes possible the elaboration of better esthetics than in the prior art. The present invention is a dental tone match checking material and relates to a dental tone match checking material, wherein the difference (n | 08-19-2010 |
20100316976 | METHOD FOR TEETH RESTORATION AND A TEETH MATRIX - A method for preparing a dental prosthesis, the method includes: selecting a tooth matrix out of a group of tooth matrices that differ from each other, wherein each tooth matrix comprises an inner cavity; wherein a tooth matrix is has an appearance of a tooth; and attaching at least a wall of the inner cavity of the tooth matrix to an intermediate element that is connected to the prosthesis core, remaining tooth structure or to the implant. | 12-16-2010 |
20110117524 | UNIVERSAL DENTAL CROWN AND SYSTEM AND METHOD OF RESTORING A TOOTH USING A UNIVERSAL DENTAL CROWN - The present invention relates to dental crowns for use in restoring a prepared tooth wherein the dental crown comprises a universally sized crown shell and crown matrix to enable the sizing and fitting of the dental crown to the patient in a single sitting and without an impression or laboratory procedure. | 05-19-2011 |
20120021383 | Radically Curable Urethane Dimethacrylates and Compositions Thereof for Tougher Dental Prosthetics - A radically curable polyurethane composite for dental restorations, including provisional restorations, includes polyurethane dimethacrylate prepolymers that have at least one flexible unit within a polyurethane dimethacrylate backbone, and one or more dimethacrylate monomers. Composite materials made with polyurethane dimethacrylate prepolymers of the invention exhibit superior and optimal properties of flexural strength and deflection-at-break relative to conventional dental resin composites. Composite materials of the invention also provide improved melt-resistance in response to the heat of grinding or finishing, thereby improving the fit of restorations made from the composite and preserving the finishing instruments. Methods of treating a tooth using the radically curable polyurethane composite and methods of making the polyurethane dimethacrylate prepolymers with flexible units is also provided. A kit including the radically curable polyurethane composite is also described. | 01-26-2012 |
20120082958 | Composite Material Comprising a Monomer with a Polyalicyclic Structure Element - A composite material and method of making and using the same is described. In particular a dental (and preferably photocurable) composite material, and the use of a composite material according to the invention as a dental material and a method for preparation of a composite material according to the invention. Also disclosed are novel radically polymerizable monomers comprising at least one polyalicyclic structure element and certain ethylenic structure elements, which are particularly suitable for use in a composite material according to the invention. | 04-05-2012 |
20120156650 | Dental crown and a method of fabricating and installing such a dental crown in one patient visit - A process to make/seat a permanent crown in only one patient visit, without the need for a temporary crown, after a digital scan or other impression has been taken prior during a dental cleaning appointment or status check up. The dental information is filed and can be used whenever the patient needs a dental restoration to be made. The impression information will have previously been forwarded to a dental laboratory where a shell-crown can be made that is a perfect match to the outer contour of the existing tooth. Needed improvements/corrections can be made with the use of digital software. Also the margins can be determined and corrected, even in the inter-proximal spaces. Now the laboratory is able to manufacture and provide a finished shell-crown in time for the following doctor appointment of this patient. | 06-21-2012 |
20130115573 | DENTAL VENEERS AND METHODS OF MANUFACTURE - A dental veneer made from a composite comprising at least one organic binder, preferably with methacrylate, and inorganic solid particles as fillers. Methods for manufacturing the dental veneer include curing the composite with heat and light under pressure followed by laser treating the facial surface of the veneer to form a smoother facial surface. Filler particles at the facial surface of the veneer can be melted and/or coalesced together to form a continuous glass surface, which is more natural looking and better resembles natural tooth material as compared to ceramic veneers or other composited veneers lacking surface treatment. | 05-09-2013 |
20130149672 | ASSORTMENT OF TEETH AND METHOD FOR PREPARING TEETH - An assortment of manufactured teeth are disclosed which are fabricated according to their function and color. The outer dimensions of the teeth, especially in the marginal area, are larger than those of a prepared tooth. The teeth are preferably made of plastic, ceramic or hybrid materials. Adjacent teeth can be interconnected in the manner of a bridge. A method for preparing manufactured teeth is also disclosed in which the fabricated tooth is clamped in a device which virtually correlates the same to the situation of the prepared tooth. The inner fit to the prepared teeth is produced by milling out the lumen. The outer fit is produced by milling down until the preparation limit is reached. A clearance fit with a marginal range of less than 100 μm is preferably provided. A clearance fit with a marginal range of less than 200 μm is preferably provided in the inner area. | 06-13-2013 |
20130330690 | DENTAL VENEER PRODUCT - Certain embodiments relate to a method of forming an individualized dental product ready for application including at least one tooth veneer, which is of a ceramic material. The method includes milling a first side of a ceramic substrate, filling up with a support material against the first side of the substrate, and milling the second side of the substrate until the veneer is plate-like and provided with a bevelled region over a distance (s) taken from an edge and 0.3 mm to 3 mm towards a middle portion of the veneer. The veneer thickness varies from 0 to a plate thickness (d*enlargement factor) over the distance (s). The method further includes sintering the dental product and removing the support material. Certain embodiments also relate to a product resulting from the method. | 12-12-2013 |
20140295379 | ASSORTMENT OF TEETH AND METHOD FOR PREPARING TEETH - An assortment of manufactured teeth are disclosed which are fabricated according to their function and color. The outer dimensions of the teeth, especially in the marginal area, are larger than those of a prepared tooth. The teeth are preferably made of plastic, ceramic or hybrid materials. Adjacent teeth can be interconnected in the manner of a bridge. A method for preparing manufactured teeth is also disclosed in which the fabricated tooth is clamped in a device which virtually correlates the same to the situation of the prepared tooth. The inner fit to the prepared teeth is produced by milling out the lumen. The outer fit is produced by milling down until the preparation limit is reached. A clearance fit with a marginal range of less than 100 μm is preferably provided. A clearance fit with a marginal range of less than 200 μm is preferably provided in the inner area. | 10-02-2014 |
20150125825 | SPRING CLIP MOUNTED TO WITHDRAWABLE ARTIFICIAL TOOTH AND REMOVABLE ARTIFICIAL TOOTH ASSEMBLED WITH SAME - The present invention provides a spring clip mountable to a withdrawable artificial tooth and a removable artificial tooth that is assembled through the spring clip. The spring clip mounted to the withdrawable artificial tooth can clamp a projection block formed on a corresponding internal crown or a neighboring tooth to allow the external crown to be removed by direct application of force to the external crown thereby allowing a user to easily remove the artificial tooth (the external crown) for cleaning. | 05-07-2015 |
20150125826 | SPRING CLIP MOUNTED TO WITHDRAWABLE ARTIFICIAL TOOTH AND REMOVABLE ARTIFICIAL TOOTH ASSEMBLED WITH SAME - The present invention provides a spring clip mountable to a withdrawable artificial tooth and a removable artificial tooth that is assembled through the spring clip. The spring clip mounted to the withdrawable artificial tooth can clamp a projection block formed on a corresponding internal crown or a neighboring tooth to allow the external crown to be removed by direct application of force to the external crown thereby allowing a user to easily remove the artificial tooth (the external crown) for cleaning. | 05-07-2015 |
20160008093 | PARTIAL DENTAL PROSTHESIS | 01-14-2016 |
20160022378 | PEDODONTIC/VETERINARY DENTAL CROWN SYSTEM - A dental crown consisting essentially of stabilized zirconia. The dental crown is particularly suited for pedodontic and veterinary applications and most preferably for pedodontic applications. The zirconia crown may be formed by one of several manufacturing processes. The formed crown exterior can be polished and fine polished and can be covered, preferably only partially, with a porcelain glaze to produce an aesthetic outer surface mimicking a natural tooth. Also disclosed is a method for providing and placing a dental crown upon a natural tooth. | 01-28-2016 |
433220000 | By post | 15 |
20090246738 | Fiber Reinforced Composite Post - A fiber-reinforced composite post having an inner core section or rod fabricated of fibers impregnated in a resin matrix and an out sheath of fibers arranged in the form of a mesh. The sheath comprises an interior and an exterior surface, whereby the interior surface is attached to and embedded in the resin matrix of the rod and the exterior surface has dry, unimpregnated fibers. | 10-01-2009 |
20090325130 | Extractible anchoring post made from composite material - A canal anchoring post formed by a single composite material comprising at least an organic matrix, particles and fibers. The particles and fibers are distributed in the organic matrix with respective volume proportions varying progressively and radially from the central longitudinal axis to the periphery of said post. In addition, the respective variations of the volume proportions of particles and fibers are opposite and the sum of the volume proportions of particles and fibers is radially constant from the central longitudinal axis to the periphery of said post. | 12-31-2009 |
20100035214 | RADIO-OPAQUE DENTAL PROSTHETIC MEMBER - The invention relates to a prefabricated radio-opaque dental prosthetic member made of a composite material that comprises fibres embedded in a resin, said resin containing at least one radio-opaque component, characterized in that the radio-opaque component consists of nanoparticles having a size lower than 50 nm in order to transmit a portion or the totality of the wavelengths ranging from 400 to 600 nm of an incident radiation. | 02-11-2010 |
20110300511 | FIBER-REINFORCED COMPOSITE POST - A fiber-reinforced composite post having an inner core section or rod fabricated of fibers impregnated in a resin matrix and an outer sheath of fibers arranged in the form of a mesh. The outer sheath comprises an interior and an exterior surface, the exterior surface is dry and unembedded fibers, and the outer sheath is attached to the inner core. In an embodiment of the dental post, the interior surface of the mesh is embedded in the resin matrix of the inner core with the inner core fibers. | 12-08-2011 |
20120178052 | STRUCTURE OF ARTIFICIAL TOOTH - An artificial tooth includes an internal crown member and an external crown member. The internal crown member includes a recess and a peg. The recess is formed in a top surface of the internal crown member. The peg is formed in the recess. The peg has a top end forming a retention block. The external crown member forms a resilient cap. The resilient cap is formed at a location corresponding to the retention block and can be fit over the retention block to form clamping engagement therebetween. When the external crown member is fit over the internal crown member, the resilient cap encloses and clamps the retention block. | 07-12-2012 |
20120202173 | ABUTMENT DEVICES AND METHODS FOR NATURAL TEETH - Root canal abutment devices and methods which facilitate the adjustment or removal of an oral appliance, e.g., a crown or bridge, from a reconfigurable abutment assembly are described. The adjustable abutment assembly may be secured within a pulp chamber of a pre-existing tooth. The abutment assembly has a projecting abutment portion with one or more shape memory alloy sleeves or plates or elements extending along the abutment. Each of the sleeves has a length with at least one curved or arcuate portion. Energy may be applied to the elements such that the arcuate portion flattens to allow for the oral appliance to be placed thereupon while removal of the energy allows the elements to reconfigure into its curved configuration thereby locking the oral appliance to the abutment. Removal of the oral appliance may be effected by reapplication of energy to the elements. | 08-09-2012 |
20130071814 | Dental Posts - The present invention pertains to the technical field of dental restorations, especially dental posts. One aspect of the present invention is a radio-opaque coated dental post. The post essentially consists of a core embedded in a thermoplastic or duroplastic material. The core is further coated with yet another resin with at least one radio-opaque additive. X-ray visibility especially at the outer margin of the post is significantly improved. | 03-21-2013 |
20130209965 | VIRTUALLY DESIGNING A POST AND CORE RESTORATION USING A DIGITAL 3D SHAPE - A method of virtually designing a post and core restoration for attachment in a damaged tooth of a patient, where the tooth includes a bore for receiving the post of the post and core, the method includes obtaining a first 3D scan includes at least a part of the damaged tooth; providing a digital 3D shape adapted to fit the bore of the damaged tooth; virtually matching the first 3D scan of the tooth and the digital 3D shape, where the matching includes matching a surface region in the first 3D scan of the tooth with a corresponding surface region of the digital 3D shape, such that at least part digital 3D shape is represented relative to the first 3D scan of the tooth; and virtually designing the post and core restoration based on the representation of the digital 3D shape relative to the first 3D scan of the tooth. | 08-15-2013 |
20140147815 | FORCE REDIRECTING DENTAL CORE SYSTEM - A prefabricated, hybrid dental pulp organ replacement system has a tube-like core device formed as a substantially cylindrical sleeve formed of a high-strength, high-density material, having a coronal end and an apical end and configured to be partially inserted and fixed at its apical end to a root cavity. The system also has a root device forming a low-density, low-strength volume, including an apical portion formed in an inner volume of a root cavity of a tooth under restoration and a coronal portion extending slightly above a cement-enamel junction of the tooth. The high density core component redirects mechanical forces imposed thereon into a root periphery of a tooth to prevent the forces away from an axial center of the root while protecting the portion of the low density volume surrounded by the jacket from deleterious forces and fluids. | 05-29-2014 |
20140248586 | PROTECTIVE DENTAL POST SYSTEM FOR TEETH WITH EXCESSIVE DENTAL MATERIAL LOSS - The invention is about the dental post system designed to protect the dental tissues left and is aimed to use for the treatment of teeth with excessive dental material loss in the fields of endodontic, prosthetic dental treatment and pedodontics. | 09-04-2014 |
433221000 | Having surface grooves or ridges | 5 |
20080248448 | Intra-Radicular Post to Rebuild Teeth with Passage Treatment - An intra-radicular post is described for rebuilding of teeth, with treatment of passages, comprised of one apical portion, a body adjacent to the apical portion, and one head adjacent to the body; characterized because the body is frusto-conical and tapered in such a way that its diameter is greater at the side proximal to the head and lower at the side proximal to the apical portion; apical portion comprises cylindrical segments with a flat end; and the head portion comprises conical segments having at least one flat lateral face; the post having thus improved insertion and retention properties. | 10-09-2008 |
20090269722 | Pivot for a tooth with an apical end for the protection against the initiation of radicular cracks and breaks - The present application relates to a radicular pivot wherein the apical end of the pivot has a hemispheric end with a continuous variation in the curvature between the cylindro-conical part and the apical end. The invention also relates to a drill for the preparation of the radicular chamber intended to receive such a pivot, as well as the system composed of a pivot and the matching drill. | 10-29-2009 |
20110033828 | DENTAL POST AND METHOD FOR ITS FABRICATION - A dental post consisting of fibre-reinforced material with substantially uniformly directed fibers and mountable in a tooth root canal for fixing a dental prosthetic structure on a tooth stump and a method for its fabrication. | 02-10-2011 |
20110123959 | Force redirecting dental core system - A dental core and post system for restoration of teeth includes a core device and a dental post formed as a rod-like member extending along a central vertical axis between a coronal end and an apical end. At least one portion of the rod-like member including the apical end is configured for fixation within a root canal of a tooth for restoration. The core device is attached to or is integral with the coronal end of the dental post. At least one of the core device and dental post include an inner, low-density volume configured to limit mechanical forces communicated through the core device and dental post coaxially with the central vertical post axis after fixation. | 05-26-2011 |
20130189648 | DEVICE AND METHOD FOR REMOVING DENTAL POSTS - A dental post removal device having a hollow tubular structure having a sidewall and two open ends, and engaging features formed on the sidewall, and a fixing structure formed on the hollow tubular structure adapted for pulling the hollow tubular structure. The engaging features can be a series of openings formed through the sidewall of the hollow tubular structure, and/or the inner wall surfaces of the sidewall that at least one of is scored, textured, dimpled, and/or coated with a high adhesion material. The engaging features being adapted to improve adhesion to a composite resin, cement and/or adhesives to be placed in the hollow tubular structure. | 07-25-2013 |