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Patent Searching and Data


Matches 751 - 800 out of 2,067

Document Document Title
WO/1995/019741A1
Process for shaping impression plates (10) for dental purposes formed, in all its parts, namely the base (12), walls (13, 14), rims (16, 28) facing inwards, protuberances (20, 23, 24), cavities (25, 26), inscriptions (80) and the like by...  
WO/1995/017137A1
The present invention concerns a method for manufacturing dental working models, wherein a moulding cup (1) is used to secure a plaster cast (4) of teeth, where the tooth or portion (5) of the plaster cast (4) which has to be replaced is...  
WO/1995/015731A1
For collecting manufacturing data for equipment for production of artificial support members or replacement parts (dental bridges, dental caps, etc.) for the human body, a camera (2) is used for stereophotography. The camera is arranged ...  
WO/1995/016222A1
In connection with the artificial construction of a tooth, dental bridge, etc., pictures are taken from at least two different angles by means of a camera (1) which comprises a camera housing for film (3), and a lens system (2). Optical ...  
WO/1995/015131A1
The invention pertains to a process for producing endoprostheses wherein the data block of a three-dimensional actual model (10) of the existing bone structure of a patient is acquired using CT scanning; in a computer the actual model (1...  
WO/1995/012364A1
An impression tray (10) for making impressions of the upper and lower teeth. The tray includes a mouthpiece (13) and a handle (12). The mouthpiece (13) includes an outer wall (14), inner wall (16) and a base (18) connected between the wa...  
WO/1995/006495A1
Methods and apparatus are provided for mixing and dispensing multi-component compositions. The preferred embodiment utilizes a syringe barrel (22) as a mixing chamber and for dispensing of the mixed components. A mixer element, preferabl...  
WO/1995/003748A1
The present invention relates to a method of making dental restorations and the dental restoration made by the method comprising temporarily repairing tooth area (12) to be restored to desired final shape, taking a first impression (18) ...  
WO/1995/003007A1
The invention provides a method for manufacturing a prosthesis to be fixed to implants in the jawbone of a patient. The method has as a characteristic feature that by means of at least one camera (40, 41, 42) arranged at the opened mouth...  
WO/1994/028820A1
A cartridge for delivery of multiple-part dental materials comprising a) a cartridge body made from an injection moldable material comprising polyalkylene oxide homopolymer or polyalkylene oxide copolymer wherein said homopolymer or copo...  
WO/1994/027523A1
The present invention relates to a method and to an arrangement for preparing a tooth restoration model for the restoration of a full tooth or part of a tooth. The arrangement functions to determine measurement values, by measuring a fir...  
WO/1994/026201A1
Proposed is a method which facilitates the production of casts of sets of teeth fitted with brackets. Before the mould filled with moulding compound is pressed over the set of teeth (1, 2), a strip (3) of elastic material, e.g. silicone ...  
WO/1994/026199A1
Tray adapted to be inserted in the patient's mouth to simulate a dental prosthesis and assist in fitting an implant. The tray is covered at least partially with a radio-opaque material and is suitable for carrying out a method of placing...  
WO/1994/024957A1
In order to acquire data concerning the three-dimensional structure and/or the relative arrangement of teeth, a (negative) impression or a (positive) model of the teeth is cast without blowholes into a casting material, forming a block. ...  
WO/1994/021194A1
A base plate assembly (11) for use in mounting a die-stone dental replica, the assembly (11) including a base plate that has a configuration commensurate with at least one dental quadrant, and having a planar upper surface (43) character...  
WO/1994/021190A1
Radiopaque dental compositions, radiopaque dental markers, and methods for making such markers are described, as well as kits containing combinations of inter alia, the markers, molds for making the markers, and materials for sculpting t...  
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...  

Matches 751 - 800 out of 2,067