Patents
Patents for A61C 9 - Impression methods specially adapted for dental prosthetics; Impression cups therefor (4,394)
08/1993
08/24/1993US5237998 Method of correlating the three-dimensional images of human organs and device for implementation of the method
08/19/1993DE4141311C1 Tooth spacing and spatial structure evaluation system - uses sectional slices obtained from mould block scanned to provide digital data which is processed to reconstruct three-dimensional surface
08/04/1993EP0553448A1 Surface conditioned impression tray
08/03/1993US5232365 Process for producing dental working cast
07/1993
07/13/1993US5226813 Tooth reduction process using flexible clearance tabs
06/1993
06/29/1993US5224049 Method, system and mold assembly for use in preparing a dental prosthesis
06/29/1993US5222891 One-piece cast resin dental dowel with visible horizontal index
06/24/1993WO1993011718A1 Dental dowel with visible horizontal index
06/17/1993DE4228538A1 Moulding spoon for dentistry - with surface layer comprising solidified phenol] resin methacrylate] dispersion
06/10/1993WO1993010719A1 Device for making dental prostheses models
06/03/1993DE4139393A1 Closure parts and fixture to end parts of inner retainer
05/1993
05/25/1993US5213498 Method for making a custom impression tray
05/25/1993CA1318342C Heater for dental impression compound
05/19/1993EP0542269A1 Locking elements and their attachment to the endportions of the span-ring of an anti-skid tyre chain
05/19/1993EP0542230A1 Dental holding apparatus, transportation device as well as method for the malling of dental impressions
05/18/1993US5211559 Dental treatment tray for holding medicament gel
05/12/1993EP0541500A1 Scanning device
05/04/1993US5207574 Dental model and process of making same
05/04/1993CA1317133C Dental pin and bushing assembly
04/1993
04/29/1993DE4131145C1 Tray for dental bite impressions - has slotted liner closely fitting inside U-shaped tray
04/22/1993DE4234661A1 Method of making dental brace - is made from clips fixed to curved wire with clip for each tooth
04/22/1993DE4134258A1 Fixing pin for dental crown in model of patient's jaw - has tapered end part which fits in tapered hole in model of crown
04/22/1993DE4134117A1 Optically measuring objects, esp. teeth in the patient mouth - involves projecting pattern of at least two regions of different brightness onto tooth and evaluating pattern image using camera
04/20/1993US5203351 Mouthguard and container therefor
04/13/1993US5201657 Dental prosthesis and method of manufacture
04/08/1993DE4131663C1 Tooth bite model used in dentistry - has flat horizontal baseplate with large number of cylindrical or tapered pre-drilled blind bores to accommodate pins
04/08/1993DE4130701A1 Verfahren zur herstellung des abdruckes fuer die erstellung einer zahnprothese Process for the preparation of the footprint for the creation of a dental prosthesis
04/01/1993WO1993005725A1 Method of making the impression for the production of false teeth
03/1993
03/30/1993US5197874 Method and apparatus for fabricating dental models
03/02/1993US5190724 Sterilization
03/02/1993US5190457 Method for making an impression of a dentate human jaw
03/02/1993US5190168 Rack for storing and dispensing dental trays, and dental trays for use therewith
02/1993
02/24/1993EP0528335A1 Dowel pin
02/04/1993WO1993001790A1 Dental tray
02/04/1993WO1993001761A1 Instrument for registration of the dental bite
02/03/1993EP0525085A1 Ski with binding.
02/02/1993US5184306 Machining a reproduction of a 3-dimensional object
01/1993
01/26/1993US5181849 Articulating paper holder
01/07/1993EP0521434A1 Modular fluid dosing device
12/1992
12/23/1992EP0519195A1 Method for forming dental impressions
12/09/1992EP0516751A1 Scrim-lined thermoplastic dental impression tray.
12/09/1992EP0516716A1 Thermoplastic custom dental tray having high modulus warm state.
12/09/1992EP0516711A1 Preloaded thermoplastic dental impression tray.
11/1992
11/19/1992DE4116190A1 Moulding spoon for prodn. of artificial teeth - is of metal or plastics in stirrup shape matching human teeth in upper and lower jaw and has elastic edge seal on inside facing jaw-bone
11/19/1992DE4116109A1 Taking jaw impression for denture prodn. - using high viscosity and low viscosity poly vinyl polysiloxane impression materials
11/18/1992CA2068750A1 Method of making an impression of a dentate human jaw
11/12/1992WO1992019176A1 Process and device for producing especially dental saw-cut models
11/11/1992EP0512192A1 Envelope for a dental cushion
11/09/1992CA2068169A1 Envelope or cover or the like for a dental cushion or the like
10/1992
10/29/1992DE4113651A1 Verfahren und vorrichtung zur herstellung insbesondere zahnaerztlicher saegeschnittmodelle Method and device for manufacturing in particular zahnaerztlicher saw cut
10/15/1992WO1992017128A1 Contact digitizer, particularly for dental applications
10/15/1992CA2107367A1 Contact digitizer, particularly for dental applications
10/13/1992US5154610 Positioning stud for master models
10/13/1992US5154609 Instrument for registration of the dental bite
10/06/1992US5153231 Multicomponent composition, quick curing; alkylhydrogen siloxane, vinyl siloxane, liquid alcohol, Platainum catalyst, fluoroinated silicone foam stabilizer
09/1992
09/30/1992EP0506241A1 Silicone foams
09/16/1992EP0503824A2 Apparatus for mixing and dispensing a multicomponent composition
09/16/1992EP0503727A1 Mounting fixture on a base plate of a denture model, especially for dental use
08/1992
08/26/1992EP0321517B1 Base plate for working models and assortment of such base plates
08/18/1992US5139419 Method of forming an orthodontic brace
08/11/1992US5137448 Curing elastomeric material with actinic radiaiton through tray while it is in place in oral cavity
08/04/1992US5135392 Self contained dental tray and methods of making and use
07/1992
07/21/1992US5131844 Contact digitizer, particularly for dental applications
07/16/1992DE4100718A1 Measuring procedure for ascertaining geometry of prosthesis - deriving coordinate values by positioning fluid sensor at certain points on surface and allowing its released fluid to load surface
07/14/1992US5129822 Dental casting apparatus and method
07/14/1992CA1304967C Pressure and contact sensor system for measuring dental occlusion
07/08/1992CN1062462A Articulating device
07/07/1992US5128870 Automated high-precision fabrication of objects of complex and unique geometry
07/07/1992US5127829 Mold for taking dental impressions
07/01/1992EP0491808A1 Process and device for the production of an individual tooth replacement part.
06/1992
06/30/1992US5125841 Impression top
06/30/1992US5125833 Prosthetic positioning device for dentistry
06/22/1992CA2057683A1 Articulating device
06/17/1992EP0490848A2 A procedure and apparatus for producing individually designed, three-dimensional bodies usable as tooth replacements, prostheses, etc.
06/11/1992WO1992009244A1 Dental model and process of making same
06/09/1992US5121334 Method and apparatus for automated machining of objects of complex and unique geometry
06/09/1992US5121333 Method and apparatus for manipulating computer-based representations of objects of complex and unique geometry
05/1992
05/19/1992CA1300934C Machine and process for taking imprints of the body for medical purposes
05/12/1992US5113424 Apparatus for taking radiographs used in performing dental subtraction radiography with a sensorized dental mouthpiece and a robotic system
05/12/1992US5112225 Custom dental tray
04/1992
04/30/1992DE4034007A1 Optical examination of teeth - involves coating measurement surface with fluorescent material and illuminating with matched light and evaluation of scattered light
04/28/1992US5108286 Retention means for dental impression trays
04/21/1992US5106296 Method and device for defining different jaw positions
04/07/1992US5102335 Full arch impression and checkbite frame
03/1992
03/31/1992US5100317 Device and method for fabricating a prosthesis
03/25/1992EP0476032A1 Automated fabrication of objects of unique geometry
03/24/1992US5098290 Dental modeling method and apparatus using apertured matrix plate
03/19/1992WO1992003985A1 Dental modeling method and apparatus using apertured matrix plate
03/19/1992DE4028723A1 Tooth calibration pin, used to anchor denture model - has cylindrical stem pressed in hole in model and pressurised polyoxymethylene ring to expand and grip model
03/18/1992EP0474776A1 Method of documentation and measurement within dentistry and a device for carrying out the method.
03/05/1992DE4027328A1 Stereo camera for surface structure esp. of teeth - projects two beams from equal and opposite angles for illumination of surface monitored by image sensor
02/1992
02/19/1992EP0471053A1 Process and device for mounting guide pins in dentition models and suitably designed guide pin
02/18/1992US5088441 Cord impregnator
02/11/1992US5087197 Disc and sleeve assembly for coupling die segments of a dental model to a base
02/05/1992EP0216899B1 A contact sensor for measuring dental occlusion
02/04/1992US5085811 Finely divided palladium as scavenger for hydrogen gas
01/1992
01/07/1992US5078599 System for inspecting a dental model
01/07/1992CA1293925C Procedure for improvement of albedo from living organims for tridimensional optical analysis
12/1991
12/31/1991US5076790 Method for recording dental bite registration
12/31/1991US5076785 Disposable dental impression tray
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