Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 8133054 | Method for producing an orthodontic appliance having a vibrating element The present invention concerns an orthodontic appliance for accelerating the tooth aligning effect and shortening the treatment period, and has an object to provide an appliance which can bring about higher aligning effect than usual ways by giving vibration to toot... | 03/13/2012 |
| 8100692 | Dental framework A method of preparing a dental framework or mathematical model thereof by creating a replica of a patient's mouth or a framework to be inserted into the patient's mouth, electronically scanning the replica or framework, electronically determining a surface model of ... | 01/24/2012 |
| 8047847 | Automatic crown and gingiva detection from three-dimensional virtual model of teeth A method is provided for automatically separating tooth crowns and gingival tissue in a virtual three-dimensional model of teeth and associated anatomical structures. The method orients the model with reference to a plane and automatically determines local maxima of... | 11/01/2011 |
| 8047846 | Preventing interference between tooth models Systems and methods are disclosed to prevent interference between two physical tooth models in a physical dental arch model by acquiring the coordinates of a plurality of points on the surfaces of each of the two physical tooth models and digitally representing the ... | 11/01/2011 |
| 8038444 | Automated treatment staging for teeth Apparatus, system, and methods for utilizing one or more computing devices to stage the movement of teeth during an alignment treatment are disclosed. The computing device receives an electronic representation of the patient's teeth in their initial position and an ... | 10/18/2011 |
| 7993136 | Methods for producing non-interfering tooth models A method produces a physical dental arch model having at least two physical tooth models. The method includes detecting the interference between two physical tooth models. If interference is detected between the first physical tooth model and the second physical too... | 08/09/2011 |
| 7988449 | Healing components for use in taking impressions and methods for making the same The present invention provides a healing abutment for attachment to a dental implant with marking locations thereon. The marking locations either lack or have markers that provide a binary code system for retrieving unique information about the healing abutment and ... | 08/02/2011 |
| 7942671 | Method for preparing a physical plaster model The invention provides a method for creating a physical teeth model. The method comprises the following steps: providing a virtual three dimensional (3D) representation of a patient's dentition that comprises at least a region of the teeth that includes a tooth stum... | 05/17/2011 |
| 7922490 | Base for physical dental arch model A method produces a base for physical tooth models. The method includes providing one or more cast materials in a container, pressing the underside of the physical tooth models into the one or more cast materials to produce impressions in the one or more cast materi... | 04/12/2011 |
| 7922489 | Procedure for determining the form of a residual tooth area The invention relates to a process for determining the form a duplicate of a residual tooth area, which is to be fitted with a dental restoration whereby the duplicate sections to be fitted with the restoration are removed from the duplicate and the form data to be ... | 04/12/2011 |
| 7887327 | Accurate analogs for prostheses 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, ... | 02/15/2011 |
| 7854611 | Method 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... | 12/21/2010 |
| 7824183 | Measured object mounting tool and production method of three-dimensional shape data of dental prosthesis using that tool A measured object mounting tool for producing three-dimensional shape data includes a placing part at a lower face of a cylindrical part, an inclined part at a boundary between a side face and an upper face of the cylindrical part, and a pillar part at the upper fac... | 11/02/2010 |
| 7762815 | Method of making an indirect bonding tray for orthodontic treatment An indirect bonding tray for use in applying and bonding orthodontic appliances to a patient's teeth is made by providing a replica of the patient's dentition including replicas of the patient's teeth. A guide is provided on each replica tooth in a location correspo... | 07/27/2010 |
| 7736147 | Systems and methods for bite-setting teeth models A method for bite-setting computer models of teeth on a first jaw and a second jaw includes determining an initial position of the first jaw; and determining an optimal bite based on the initial position of the first jaw. ... | 06/15/2010 |
| 7695281 | Method and system for designing a dental replacement The present invention relates to the production of dental replacement using a CAD system. In particular, the present invention relates to the design of the three-dimensional shape of a dental prosthesis, which has, for example, two prosthesis sections and a connecto... | 04/13/2010 |
| 7670142 | Prosthesis mounting device and assembly A prosthesis mounting device and assembly for securing a prosthesis on an implant supported in bone tissue. An appendage or “preppable abutment” is carried by a dental implant and is milled or “prepped” into a shape suitable to accept a dental prosthesis suc... | 03/02/2010 |
| 7530811 | Automatic crown and gingiva detection from the three-dimensional virtual model of teeth A method is provided for automatically separating tooth crowns and gingival tissue in a virtual three-dimensional model of teeth and associated anatomical structures. The method orients the model with reference to a plane and automatically determines local maxima of... | 05/12/2009 |
| 7488174 | Method for defining a finish line of a dental prosthesis A computer-based prosthodontic method is provided, for enabling a dental practitioner to define a finish line of a dental prosthesis of at least one tooth to be fitted over a tooth preparation. The method comprises the following steps: providing a three-dimensional ... | 02/10/2009 |
| 7442041 | Three-dimensional occlusal and interproximal contact detection and display using virtual tooth models A method for monitoring tooth wear and a method for monitoring tooth wear and gingival recession and erosion by comparing three-dimensional virtual models at different times are described, as well as occlusal contact between upper and lower virtual three-dimensional... | 10/28/2008 |
| 7435083 | Tooth path treatment plan Systems and methods are disclosed to prepare a malocclusion treatment plan by selecting a tooth treatment pattern from a library of predetermined tooth treatment patterns; and generating the malocclusion treatment plan implementing the selected tooth treatment patte... | 10/14/2008 |
| 7393211 | Tooth preparation instrument and system of its use A dental computer analyzer including a housing to be placed over a tooth, a first camera mounted in the housing, a first transmission line connected to the first camera for transmitting signals from the first camera representative of an image of the tooth in the hou... | 07/01/2008 |
| 7384266 | Method and apparatus for manufacturing and constructing a physical dental arch model A method produces a physical dental arch model based on a three-dimensional (3D) digital dental arch model. The method includes smoothening the digital dental arch model to make the digital dental arch model suitable for CNC based manufacturing, segmenting the digit... | 06/10/2008 |
| 7373286 | Efficient data representation of teeth model A computer-implemented method generates a computer model of one or more teeth by receiving as input a digital data set of meshes representing the teeth; selecting a curved coordinate system with mappings to and from a 3D space; and generating a function in the curve... | 05/13/2008 |
| 7364428 | Orthodontic indirect bonding tray with moisture control An indirect bonding apparatus for orthodontic bonding procedures includes a tray having inner wall sections defining a channel for receiving the patient's dental arch. A number of orthodontic appliances are detachably connected to the tray along the channel, and eac... | 04/29/2008 |
| 7361017 | Virtual bracket library and uses thereof in orthodontic treatment planning An orthodontic workstation stores a library of virtual three-dimensional brackets in a memory. Each of the virtual brackets has a unique three-dimensional configuration and prescription. Typically, the library of bracket comprises a library of commercially available... | 04/22/2008 |
| 7361020 | Dental tray containing radiopaque materials A method to create a digital model of a patient's teeth includes taking an impression of the patient's teeth using a radiopaque dental tray; scanning the impression and the dental tray using a dental tray containing a radiopaque agent; scanning the impression and th... | 04/22/2008 |
| 7361018 | Method and system for enhanced orthodontic treatment planning A method and system are disclosed for quickly arriving at a pre-set-up for the orthodontic treatment of a patient based up on the user specified parameters; and thereafter enabling the user in interactively arriving at a final, desired treatment set-up for the patie... | 04/22/2008 |
| 7362890 | Registration of 3-D imaging of 3-D objects A three-dimensional-based modeling method and system designed for dentistry and related medical (and appropriate non-medical) applications. Data capture means produces a point cloud representing the three-dimensional surface of an object (e.g., dental arch). Three-d... | 04/22/2008 |
| 7357637 | Dental appliance An appliance fabricated to improve the appearance of a patient's smile includes a plurality of simulated teeth. The interior surfaces of each of the teeth closely fits and conforms to the surface of a patient's real teeth while the outer surfaces of each of the simu... | 04/15/2008 |
| 7357634 | Systems and methods for substituting virtual dental appliances Systems and methods are disclosed for performing virtual treatment using one or more dental appliances by receiving a digital model of a dental appliance; selecting a standard position and orientation; and mapping the digital model of the dental appliance to the sta... | 04/15/2008 |
| 7349130 | Automated scanning system and method A system and method for mass, automated scanning of objects, including dental study casts, housing parts, and other objects. The system and method are able to function with little or no human operator intervention, thereby facilitating high volume scanning and reduc... | 03/25/2008 |
| 7343305 | Method and system for recording carious lesions A method and system is provided for charting tooth decay to assist in caries management. Specifically, the invention provides a computer system, a Graphical User Interface(GUI), a method, and associated computer code for presenting an interactive tooth chart compris... | 03/11/2008 |
| 7338286 | Dental implant system An implant comprising two internal anti-rotational features. One anti-rotational feature is adapted to engage a driving tool, while the other anti-rotational feature is adapted to engage an abutment. An implant abutment system is provided with an angled abutment ada... | 03/04/2008 |
| 7335024 | Methods for producing non-interfering tooth models A method produces a physical dental arch model having at least two physical tooth models. The method includes detecting the interference between two physical tooth models. If interference is detected between the first physical tooth model and the second physical too... | 02/26/2008 |
| 7333874 | Method and system for designing and producing dental prostheses and appliances A virtual model of an intraoral cavity is provided, wherein this process is initialized by a dental clinic, and the design and manufacture of a suitable dental prosthesis for the intraoral cavity is shared between a dental lab and a service center. ... | 02/19/2008 |
| 7331783 | System and method for positioning teeth Methods and apparatus fit a set of upper and lower teeth in a masticatory system by generating a computer representation of the masticatory system and computing an occlusion based on interactions in the computer representation of the masticatory system. ... | 02/19/2008 |
| 7328077 | Method and system for automated mass manufacturing of custom tooth die models for use in the fabrication of dental prosthetics Methods and systems for treating teeth include capturing a digital dental model taken within an oral cavity; modifying the digital model in planning a dental treatment or in designing a tooth die model for a dental prosthetic; creating physical models from the origi... | 02/05/2008 |
| 7320592 | Defining tooth-moving appliances computationally Methods and corresponding apparatus for segmenting an orthodontic treatment path into clinically appropriate substeps for repositioning the teeth of a patient include providing a digital finite element model of the shape and material of each of a sequence of applian... | 01/22/2008 |
| 7314374 | Dowel-shaped element for determining spatial position, especially that of an implant A post-shaped element for determining the alignment of an implant (10), or the opening cross-section of an artificial indentation located in a tooth or in the stroma of a human or animal body, relative to the surrounding tissue structures, can be introduced w... | 01/01/2008 |
