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| Number | Title | Issue Date |
| 7452206 | Dental cast model apparatus A dental cast model apparatus for the production and manipulation of dental model casts. The apparatus includes a model base having a mould adapted to produce a dental model. The model base is capable of supporting the dental model when formed and the model base is ... | 11/18/2008 |
| 7435084 | System and methods for casting physical tooth model A casting chamber for casting a physical tooth model representing a patient's tooth includes a chamber body and a lid. The chamber body includes a cavity adapted to hold a negative impression of the patient's tooth and to receive a cast material, wherein the negativ... | 10/14/2008 |
| 7354263 | Multi dental flask system A multi dental flask system. The system includes a boot, at least two dental flasks, a sleeve, and a wrench. The boot is affixed to a surface. The at least two dental flasks are stacked one on top of the other. A lowermost dental flask of the at least two dental fla... | 04/08/2008 |
| 7338283 | Dental prostheses modeling system with symmetric double-well trays slidably mountable to articulator A dental prostheses modeling system includes a molding tray for molding the base of a quadrant or full-arch dental model cast which has a longitudinally disposed partition panel disposed generally between upper and lower surfaces of the tray that forms therewithin a... | 03/04/2008 |
| 7325433 | Press oven including an intermediate body, and method for use A press oven, especially for the pressing of dental material, includes a press stamp via which pressure can be exerted on a blank in a matrix mass of a muffle. An intermediate body is positionable between the press stamp and the blank and the heat conducting capabil... | 02/05/2008 |
| 7288075 | Methods and devices utilizing rheological materials Impression devices are provided for making an impression of a desired feature. The impression devices include: a flexible bladder having a cavity formed therein, the flexible bladder being capable of conforming to the details of the desired feature; a rheological ma... | 10/30/2007 |
| 7255561 | Method and kits for forming pontics in polymeric shell aligners Systems and methods are disclosed for forming a pontic in a polymeric shell dental appliance, including providing a polymeric shell dental appliance of the type which is removably placeable over a patient's dentition, said shell having a concave trough which conform... | 08/14/2007 |
| 7192277 | Dental model tray used in forming dental model Tray (10) for forming dental model comprises base wall (12) forming floor upon which dental casting material is poured. Spaced apart projections (14) extending upwardly from base wall (12). An upstanding axis of each projection (14... | 03/20/2007 |
| 7175437 | Dental bridge holder alignment mechanism A positioning aid, formed T-shaped, is adhesively attached to portions of a broken denture plate prior to placement of the dental plate portions into a dental impression tray whereby the positioning aids extend into and are embedded into the impression material in t... | 02/13/2007 |
| 7121826 | Method of manufacturing an orthodontic model, and an orthodontic model produced thereby An orthodontic model has a single block body made of catalyzing acrylic resin with a pair of prism boxes inversely positioned and interconnected by a pair of posterior walls with a window, the prism boxes have covers of the same shape and are provided with perimetra... | 10/17/2006 |
| 7083413 | Method for producing dental models An improved method for producing dental models through use of a dough-like modeling filler material as a base, embedding a dental preliminary impression in such based, using a spring-form mold ring embedding in the base to surround the preliminary impression, and po... | 08/01/2006 |
| 7044734 | Encased stone dental model base body and method A dental model base having a cast stone core and method for making same. The stone core is cast within an encasement member. The encasement member is adapted for connection to an articulator. ... | 05/16/2006 |
| 7037111 | Modified tooth positioning appliances and methods and systems for their manufacture The present invention provides improved devices, systems and methods for producing dental molds, each having portions representing a patient's oral soft tissue and a desired tooth configuration. These molds are designed for use in the fabrication of appliances used ... | 05/02/2006 |
| 6979195 | Dental device for forming a dental appliance which positions the mandible and the maxilla in centric relation and methods for using same The present invention relates generally to dental devices, and more particularly, but not by way of limitation, to a dental device for forming a dental appliance. The dental appliance is used to position the mandible and the maxilla in centric relation and methods o... | 12/27/2005 |
| 6913462 | Pin tray dental prostheses modeling system with re-usable tray A dental prostheses modeling system includes a re-usable tray having in an upper part thereof a trough for receiving a semi-liquid casting material such as plaster of Paris or die stone, the trough having opposed vertical walls in which are formed alternating vertic... | 07/05/2005 |
| 6910888 | Dental model tray used in forming dental model Tray (10) for forming dental model comprises base wall (12) forming floor upon which dental casting material is poured. Spaced apart projections (14) extend upwardly from base wall (12). An upstanding axis of each projection (14) i... | 06/28/2005 |
| 6884068 | Dental model base configured for customized aperture formation A premanufactured dental model base, and method, for supporting a cast dental model. The dental model base has a dental model support surface adapted such that a user may create apertures in the dental model support surface. The apertures are adapted to receive pins... | 04/26/2005 |
| 6884072 | Refractory die with pin for teeth restoration and method A refractory die removably mountable to a base with a model die for use in producing a crown or veneer to be attached to a tooth to be restored. The model die, produced from die stone, is removably mounted to the base with a portion of the model die corresponding to... | 04/26/2005 |
| 6773260 | Mold for dental model A mold for forming a dental model base includes a bottom portion having a rear wall and a side wall at a periphery thereof which extends upwards to define a cavity. The walls have upper edges which define an opening to the cavity. The mold further includes a shaping... | 08/10/2004 |
| 6726477 | Apparatus for improving the registration and articulation of dental stone replicas An aligning dental impression transfer method and apparatus is described in which the transfer of the bite registration in centric occlusion is accurately preserved from a triple tray impression to the positioning upon an articulator. At each stage of the casting of... | 04/27/2004 |
| 6537066 | Supporting plate for a denture model The invention relates to a supporting plate with retention pins for a denture model which makes it possible to repeatedly remove the denture model or individual jaw tooth segments from the supporting plate or to exactly put back the denture model or indiv... | 03/25/2003 |
| 6534562 | Tough denture and method for producing the same The present invention provides a tough denture and a method for producing the denture, which includes solid PMMA as a main component, being added to polar elastomer selected from a group of polyacrylate rubber copolymer, methylmethacrylate-alkylacrylate-s... | 03/18/2003 |
| 6471513 | Dental model base assembly A dental model base for supporting a cast dental model where the dental model base has preformed apertures adaptable for securing the dental model to the dental model base and for disengagably retaining a segment of the dental model representing a tooth t... | 10/29/2002 |
| 6439884 | Dental cast tray assembly A dental cast tray assembly used to form a dental cast model comprises a base and a tray removably mounted on the base. The base includes a top surface which is recessed to form a support surface and a pair of restriction walls which protrude up from the ... | 08/27/2002 |
| 6425759 | Dental cast tray assembly A dental cast tray assembly used to form a dental cast model comprises a base and a tray removably mounted on the base. The base includes a top surface, a flat bottom surface and a plurality of cylindrically-shaped projections formed on the top surface. T... | 07/30/2002 |
| 6402513 | Dental model articulator The articulator of the present invention provides relative manipulation of dental casts for simulation of occlusal and masticatory movements of the mouth. The articulator consists of three parts--a lower frame, an upper frame, and a middle frame. The lowe... | 06/11/2002 |
| 6332991 | Container and method for cross-linking composite materials on dental prosthesis A container for cross-linking composite materials on dental bridges and arches and on individual teeth, comprising: a plurality of plate-like elements which can be stacked and clamped together, at least one of the plate-like elements, which is internal to... | 12/25/2001 |
| 6318997 | System for forming dental impressions A block member is selectively positioned on a dental impression tray with an outer engagement surface of the block member in engagement with the tray portion defining a lingual recess to block entry of plaster or other casting material into the lingual re... | 11/20/2001 |
| 6257891 | Apparatus and method for creating a structure with complex external and internal shapes An apparatus and method for creating a structure (10) with complex external and internal shapes (12 and 14) includes a unitary flexible mold of a structure (10) with complex external shapes (12). A unitary flexible male mold (24) of the interior of the st... | 07/10/2001 |
| 6203319 | Pellet-forming mold for dental filling materials A mold used to form small pellets of dental filling material. The mold has several flat surfaces, on which several individual pellet-forming grooves (12a-d) are located. A handle is attached to one end (10).... | 03/20/2001 |
| 6183251 | Scalloped dental trays for use in treating teeth with sticky dental compositions The present invention discloses high viscosity sustained release dental compositions, such as tooth bleaching or fluoride compositions, for treating tooth surfaces. For maximum results, an improved dental tray having reservoirs for holding the dental comp... | 02/06/2001 |
| 6149428 | Mould for forming a basis for a dental cast model A mould for casting a base for a dental model when reconstructing teeth for dentures or parts thereof and including a base plate along the edge of which a mould cavity is placed, the mould cavity including a bottom with fixating structures for the dental ... | 11/21/2000 |
| 6106284 | Dental cast tray assembly In one embodiment of the present invention, a dental cast tray assembly used to form a dental cast model comprises a base and a tray removably mounted on the base. The base includes a top surface, a flat bottom surface, a front wall, a rear wall and a plu... | 08/22/2000 |
| 6099305 | Device for the production of a dental working model for preparation of a prosthetic work A device for the production of a dental working model for preparation of a prosthetic work comprises a body member having a blind arcuated cavity bounded by facing inner and outer cavity walls, for receiving semi-liquid model material. The blind end of th... | 08/08/2000 |
| 6089863 | Flexible mold and dental model formed therefrom A flexible mold for forming the base of a dental model includes a cylindrical element which defines a mating element of a pivot mechanism that provides angular adjustment and subsequent fixation of a corresponding connection element of a dental model arti... | 07/18/2000 |
| 6019601 | Tray modeling system with articulator assembly and ejection mechanism for producing a dental model A system and articulator for use with a replication of a dental patient's teeth taken by a conventional dental impression in the creation of a dental model of the patient's mouth. A first tray and a second tray are provided, each tray including a base sur... | 02/01/2000 |
| 5996963 | Dental casting mold device A dental stone casting mold device (10) for use with a hardenable stone material (21) includes associated first and second side walls (11, 12) first and second end walls (13, 14) and a floor (15), forming an open top cavity (16). Each first and second sid... | 12/07/1999 |
| 5993208 | Method for precisely fixing a uniform predetermined thickness of a palatal prostheses The instant invention provides a method and an apparatus for forming a palatal plate prosthesis of a substantially precise, predetermined uniform thickness. The apparatus includes: a base having three leveling supports; a first component attachable to the... | 11/30/1999 |
| 5913681 | Tray modeling system and articulator for producing a dental model An improved tray system and articulator for use with a replication of a dental patient's teeth taken by a conventional dental impression in the creation of a dental model of the patient's mouth. A first tray and a second tray are provided, each tray inclu... | 06/22/1999 |
| 5842857 | Caddy for a dental articulator A caddy is provided for either permanent or removable attachment to a dental articulator for retaining one or more bite registrations at or near the dental articulator.... | 12/01/1998 |
