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Patent Searching and Data


Matches 751 - 800 out of 2,041

Document Document Title
WO/1994/010935A1
A system (10) and method by which an orthodontic appliance (25) is automatically designed and manufactured from digital lower jaw and tooth shape data (26) of a patient (14) provides for scanning, preferably from a model (20) of the pati...  
WO/1994/000074A1
Device including at least three transmitters (S1-S8) and at least two receivers (R1-R3) fitted to the part of the organ to be analyzed, to a data acquisition camera, and/or to a plotting probe and/or to a stationary support, a pulse cloc...  
WO/1993/024073A1
An apparatus for making dental models for prosthesis work comprising a base plate (1) having a groove (2) extending essentially in accordance with the centre line of a row of teeth, i.e. a dental arch, and a base key (20) extending corre...  
WO/1993/020493A1
A data processing system and method obtains a three dimensional representation of an object with complex and unique geometry, using a sampling probe having a tip for tracing the surface of the object. Electrical signals are received whic...  
WO/1993/011718A1
A one-piece molded dental dowel-pin (10) adapted to be fixed to a tooth die and having an integral elongated locking-and-indexing arm (16) which, after final trimming of a dental model, has an outer tip which is visible to a human observ...  
WO/1993/010719A1
In a device for making dental prosthesis models, at least two stems (4) are perpendicularly fitted to a base plate (2) and a pre-shaped plate (6) can be removably joined onto a frame (3) by a joining member (5) fixed to the frame (3). Th...  
WO/1993/005725A1
In the method proposed, a spoon is placed against the patient's gum or row of teeth, there being a gap between the spoon (1, 15) and the curved surface formed by the teeth or gum (6, 16), the gap forming a cavity which is essentially clo...  
WO/1993/001790A1
A gel tray (1) for holding a medicament to be applied to the teeth and gums of a patient includes a handle (18) and an opposing buckle (20). In one embodiment, the buckle (20) includes a tongue portion (22) and a retainer strip (26) surr...  
WO/1993/001761A1
The present invention provides for an apparatus and method for registration of the dental bite of a patient. An impression plate (12) is provided for insertion into the patient's mouth and incorporates an upper incisor engagement means (...  
WO/1992/019176A1
The invention relates to a process and device for the production of especially dental saw-cut models in which for at least one saw blade (2), the direction of cut to produce a dental saw stump is established via a separation light provid...  
WO/1992/017128A1
A dental surface tracer includes a probe (14) with a tip (194) that can be moved to trace a given dental surface (105), including a mounting device (1, 2) for mounting the tracer to a stable reference location and defining a base plane; ...  
WO/1992/009244A1
A dental model (10) and articulation system are disclosed. The dental model (10) comprises cast mold material (14) formed around an elongate pin or rod (12). A longitudinal tapered pim or rod (12) is embedded in the model during pouring ...  
WO/1992/003985A1
A method and apparatus for forming precisely-positioned holes in the base of cast dental models includes a matrix plate (21) having a polygonal aperture (31) adapted to congruently receive a transparent base plate (22). A dental impressi...  
WO/1991/018356A1
A system for use in preparing a dental prosthesis comprises a signal generator (22) for generating an electrical signal encoding geometric specifications of a dental prosthesis, the specifications including dimensions and shape of a toot...  
WO/1991/016111A1
Described is a ski with a binding in which elevated sections (4, 5), preferably integral with the main body of the ski, project out from the ski-boot support plate (3) in front and/or behind the binding attachment area, a ski-binding ele...  
WO/1991/015163A1
A system for effecting a desired modification in the shape of the a pre-existing object to which access is restricted comprises, in accordance with the present invention, a computer (24), a first data generating device (22), a second dat...  
WO/1991/012775A1
A scrim-lined thermoplastic dental impression tray (5a) comprising a flat or curved shell of a thermoplastic material (1a) that is solid at 38 �C and has a melting or softening point that comfortably can be withstood by oral tissues, t...  
WO/1991/012776A1
A preloaded impression tray (5a), comprising a thermoplastic impression material (7) at least partially enveloped by a shell (1a), the thermoplastic impression material being a plasticized solid and having: (i) a softening point that com...  
WO/1991/012778A1
The invention relates to a process for mounting guide pins in dentition models made of a model material, in which the hardened model is first surface ground on its lower side, mutually parallel holes of equal length are drilled by an ess...  
WO/1991/012777A1
A custom dental tray (5a) is made from a homogeneous blend (1a) of a thermoplastic material and thixotropic filler. The blend is a solid with a storage modulus of at least 109 dyne/cm2 at 38 �C and a manually-deformable semi-solid with...  
WO/1991/011959A1
A method of comparing an earlier- and a later-acquired screen-displayed image of a part or structure and determining any significant changes in at least one selected area of interest therein in which the method of selecting includes sele...  
WO/1991/008715A1
A dental impression pad (32) is used with a dental tray (22) for making an impression of a patient's teeth. Dental impression material, which becomes moldable when heated, is placed on one side of a strip (36) of MylarR material. The oth...  
WO/1991/005520A1
Process and device for the three-dimensional measurement of bodies, especially teeth in patients' buccal cavities, in which all the partial views of the body to be measured are recorded with the aid of at least two optics (12A, 12P) arra...  
WO/1991/003989A1
Described are a process and device for the production of individual tooth replacement parts, the control signals being generated by computer from measurements of the tooth imperfections. The device is characterized by a control unit (19)...  
WO/1991/003980A1
A device for scanning, in particular optically, the topography of a region of the buccal cavity, in particular the surface of teeth or maxillae, comprises a unit (26, 23) which is introduced into the cavity. The unit is provided with def...  
WO/1991/002496A1
This invention relates to a method of manufacturing restaurations, artificial limbs or the like within dentistry and medical service, a measuring device, a computer and a shaping machine being utilized. According to the invention the met...  
WO1990015376A3  
WO/1990/015376A2
The present invention provides a method and apparatus for manipulating computer-based representations of objects of complex and unique geometry. A computer acquires data describing an object and its surroundings, constructs a computer-ba...  
WO/1990/014803A1
This invention relates to a method of making stereophotographic documentation and photogrammetric measurement of impressions or of models of jaws. The method is characterized by the combination of the following moments: the impression or...  
WO/1990/014052A1
The present invention provides a custom impression dental tray (10) having a sheet (12) of thermosetting material. The thermosetting material is preferably polycapractone which becomes pliable at a temperature between 130-140°F but beco...  
WO/1990/011056A1
The invention relates to a prosthetic positioning device for making removable portions of prosthetic prints and for producing them by single phase casting. The positioning device is comprised essentially of a positioning element (110) su...  
WO/1990/008513A1
Device for making plaster models, total or partial dental arch replicas, used for dental reconstitutions and mounted on an occlusion device or articulator, comprising two articulated parts, respectively a higher part (1) and a lower part...  
WO/1990/008515A1
A dental disc and sleeve assembly for removably coupling die portions (10) of teeth from a dental model (40) onto a cast base. The disc (20) is inserted into a semicircular cut formed in the underside (22) of the die portions (10) so tha...  
WO/1990/005483A1
The process involves affixing or marking on the organ or on the surrounding area thereof (3) from which the data is to be acquired, three reference points (6) chosen so that they are all visible on the views obtained by the different dat...  
WO/1990/004952A1
A device for preparing a two-component mixture comprises an inner container (2) axially mobile in an outer container in which it functions as a piston. The containers are intended to contain the two components. An outlet valve formed by ...  
WO/1990/003191A1
In the process disclosed, the casting materials are treated with an aqueous solution of a disinfectant which contains, in addition, 0.1 to 15 wt.% of a soluble alcohol. This ensures high dimensional stability and good surface quality of ...  
WO/1989/006114A1
A mounting and alignment device (20) for removably mounting a dental model (41) or portion thereof to a base cast (42). The device comprises an alignment collar (21) which is adapted to be fixedly secured to a dowel pin (70) and a dental...  
WO/1989/003662A1
Method for fixation of different positions of a model (2) of the mandible relatively to a model (1) of the maxilla of a patient. One of the models consists of two members (15, 16) namely a tooth member and a socket member unified along c...  
WO/1989/002727A1
A contact sensor for detecting points on a grid where the sensor is being contacted on opposing sides by teeth surfaces or other contacting points. The sensor is especially useful for measuring dental occlusion. The contact sensor includ...  
WO/1989/000838A1
A dental pin (12) and bushing assembly (14) for coupling of a removable die portion (110) of a tooth from a working cast (100). The pin includes an axially extending head portion (18) which can be secured within the die (110). The coaxia...  
WO/1988/010101A1
The invention concerns a new type of base plate for working models and a process for manufacturing working models, in particular for dentistry, in which metal or plastic pins (2) are anchored in a base plate (1) or are monolithic with th...  
WO/1988/009154A1
An impression holder (1) used for taking dental impressions has protruding supports (6, 7, 9) which make it possible to obtain impressions of improved uniformity and quality.  
WO/1988/008284A1
The device comprises a flexible pouch (1) having an inflatable part (3) which makes it possible to pass over undercuts and to provide modular spaces by selective inflation of the miniature sealed compartments (11), and an other part (2) ...  
WO/1988/007353A1
Procédé et dispositif de levage simultané d'au moins deux parties d'un moulage de mâchoire (1) conçu pour un travail technico-dentaire, à partir d'un support (2) sur lequel est positionné le moulage de mâchoire, à l'aide d'au mo...  
WO/1988/006869A1
The liner (25) has an area on one side by which it can be removably attached to a holder such as a dental impression tray (10), to act as a barrier between the fitting surface (11-14) of the tray and a supply of impression material appli...  
WO/1987/001578A1
Arrangement for mixing two free-flowing components, in particular dental impression materials, which consists of a foil bag (8) and a mixing device. The latter has a support surface (3) for the foil bag (8) and a squeezing roller (18), w...  
WO/1986/005678A1
Un d�tecteur de contact pour d�tecter des points sur une grille o� le d�tecteur entre en contact sur les c�t�s oppos�s avec des surfaces de dents ou d'autres points de contact. Le d�tecteur de contact comporte deux ensemb...  
WO/1985/004322A1
The device comprises an impression holder (1) and a deformable paste (5), preferably based on silicone, arranged in the impression holder and susceptible of taking the shape of the teeth and/or of the jaw. An armature (7), preferably mad...  
WO/1985/003221A1
A two part impression material suitable for use as a dental impression material comprises a first part containing a product of the reaction of an alpha, beta-ethylenically unsaturated dicarboxylic acid anhydride, such as maleic anhydride...  
WO/1985/000283A1
Dental crown model comprised of a socket plate (1) to which is accurately but removably secured the dental moulding (2) of the respective jaw part. In order to provide for a proper adjustment of the dental moulding optionally divided int...  

Matches 751 - 800 out of 2,041