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Dentistry > Apparatus > Broach BroachBroach patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.05/03/07 - 20070099149 - Endodontic device and method of utilizing and manufacturing same There is provided an endodontic device for cleaning, filing or reaming root canals, including a metallic, flexible strand having an edge, an effective section and a connecting section and a coupling head connected thereto. The strand is coated along its effective section with a thin layer of a binder having ... 04/12/07 - 20070082318 - Instrument for drilling radicular channels The drilling instrument (10), for cleaning and forming of radicular teeth canals, comprises an end section (11), mounted in a chuck and driven by an electric motor, a distal region (12), a central region (13), provided with cutting flutes (16) and a proximal region (14) with a rounded end (15), ... 03/29/07 - 20070072147 - Method of preparing nitinol for use in manufacturing instruments with improved fatigue resistance A method of treating Nitinol to train the structure thereof to remain in the martensite state, including the steps of subjecting the Nitinol to a strain and while subjected to the strain, thermally cycling the Nitinol between a cold bath of about 0° C. to 10° C. and a hot ... 03/15/07 - 20070059663 - Endodontic instrument An endodontic instrument is described that has includes a shaft that includes an end, a tip, one or more flutes, and a longitudinal axis. At least one flute includes a cutting edge configured to cut when the shaft is rotated in a first direction of rotation about the longitudinal axis. ... 03/08/07 - 20070054238 - Self adjusting instrument The invention is an instrument for cleaning and/or shaping and/or widening a channel that exists in or through a solid object. The design of the instrument the superelastic and shape memory properties of the material from which it is made, allow the inner volume enclosed by the instrument, its outer ... 02/15/07 - 20070037118 - Root canal treatment tool and method for manufacturing the same The present invention relates to a root canal treatment tool that is formed in a shape of a rod and has a work portion formed in a predetermined length from a tip and a shank formed in a manner continuous with the work portion. The work portion has a shape ... 02/15/07 - 20070037117 - Endodontic file combining active and passive cutting edges An endodontic reamer/file for cleaning/shaping a tooth root canal having an elongated shank with a proximal end portion, a distal end and a tapered working portion having a longitudinal axis, the external surface of the shank working portion being defined by a plurality of at least two equally spaced apart ... 02/08/07 - 20070031784 - Endodontic reamer / file having reduced torque demands A dental reamer/file is in the form of an elongated shank having a proximal end portion and a distal end and a tapered working portion of determined length extending therebetween, the external surface of the shank working portion having at least two equally spaced apart continuous concave helical flutes and ... 02/08/07 - 20070031783 - Endodontic file having bi-directional scraping edges An endodontic file having an elongated shank with a proximal end portion, a distal end and a tapered working portion extending from the proximal portion to the distal end, the external surface of the shank working portion being defined in part by a plurality of at least two equally spaced ... 02/01/07 - 20070026360 - Variable-land, multiple height flute contour design for endodontic files A tapered endodontic rotary file for shaping or cleaning a root canal in a tooth has one or more flutes spiraling along the length of the file. The diameters of the one or more flutes tapers in a non-uniform manner from a first diameter in a shank portion of the ... 01/18/07 - 20070015107 - Root canal instrument having an abrasive coating and method for the production thereof The invention relates to a root canal instrument (1) which has a core (7) of a flexible elastic material having shape memory. The core furthermore has a coating with abrasive particles. For the purpose, the core itself is made from a nickel-titanium alloy or from a plastics material, preferably a ... 01/11/07 - 20070009850 - Methods for apical preparation using endodontic instruments made of super-elastic alloys The apical third of a root canal is cleaned and/or shaped during a root canal procedure with an endodontic file made from a titanium-based alloy either by reciprocating manual use or by using a reciprocating powered hand piece. The titanium-based endodontic file has super-elastic properties that allow it to be ... 12/14/06 - 20060281047 - Method of producing cut blades for instruments used in root canal treatment A blank for use in producing an endodontic instrument using a grinding technique includes a cylindrical portion, and a generally conical portion which is to be machined by the grinding technique to form the active part of the endodontic instrument. The generally conical portion of the blank approximates, and is ... 11/02/06 - 20060246394 - Endodontic files having improved lateral and torsional flexibility A dental reamer/file instrument having an elongated shank having a proximal end portion, a distal end and an intermediate tapered working portion, the external surface of the shank working portion having three continuous equally spaced helical flutes forming three spiral flanges, each of which, in a plane perpendicular to the ... 10/26/06 - 20060240383 - Instruments for the treatment of radicular dental canals Instrument for the treatment of the apical portion of radicular dental canals, has a conical shaft (1) having at least one helicoidal working ridge. The active anterior portion (2) of the instrument is comprised of at least two successive cones whose opening (,X) decreases from the anterior point (3) of ... 10/12/06 - 20060228669 - Swaggering endodontic instruments Endodontic instruments are described which have at least a section with a center of mass offset from an axis of rotation so that when the instrument is rotated, the section bends away from the axis of rotation. ... 10/12/06 - 20060228668 - Endododontic file with multi-tapered flutes A multi-tapered endodontic file is provided, formed from shaft of material having a shaft. The shaft includes a working portion having one or more tissue-removing edges, points and/or surfaces. The working portion includes at least a first flute and a second flute. The first flute is tapered along its length ... 10/12/06 - 20060228667 - Endodontic instruments with pilot tips and parabolic cutting flutes A series of multi-tapered parabolic implements is disclosed for endodontic use. The instruments comprise different sections: a pilot tip, a first portion adjacent the pilot tip and a second portion adjacent the shank. The two portions have different tapers. The tapers of the two different portions blend into each other ... 09/28/06 - 20060216668 - Critical path endodontic instruments for preparing endodontic cavity spaces Methods and apparatus providing a critical set of endodontic instruments. The set includes a first endodontic instrument, a second endodontic instrument, and a third endodontic instrument. Each endodontic instrument includes a working portion that has a cone-like shape. Each working portion having an effective contact area defined by the exposed ... 09/21/06 - 20060210947 - Endodontic instrument and instrument system An endodontic file comprising an elongated, flexible metal, the file having a working portion for cutting or abrading biological material, the working portion comprising a proximal portion and a distal portion, the proximal and distal portions having different cross-sectional flute or core patterns and associated cutting edges. ... 06/15/06 - 20060127843 - Endodontic instruments The present invention provides an improved endodontic instrument. The instrument can be constructed of a ribbon of material such as any material that has a suitable edge for cutting and can be twisted or bent into any desired shape. The ribbon can be made of a metal, a polymeric film ... 06/01/06 - 20060115787 - Methods of accessing a pulp chamber A method of accessing a pulp chamber of a tooth without puncturing the furcation of the tooth includes providing an endodontic instrument having an elongated shaft with an upper end and a lower end, a stop fixed to the shaft at a distance between 6-8 mm from the lower end, ... 06/01/06 - 20060115786 - Root canal treatment tool A file A acting as a root canal treatment tool has a rod-shaped needle portion 1 that includes a working portion 4 of a predetermined length from a tip 3 and a shank 5 formed continuously to the working portion 4 and is composed of Ni—Ti alloy, wherein at a ... 05/25/06 - 20060110704 - Dental instruments having a handle formed by two-shot molding A dental instrument having a two-shot molded handle and methods for making the same. The dental instrument includes a dental instrument shank of metal with a handle formed near the proximal end of the shank. The handle includes a first polymer formed over a portion of the shank, and a ... 05/25/06 - 20060110703 - Method for overmolding polymers over dental tools A method for overmolding a plurality of polymers having different properties onto a dental instrument. The method involves providing a dental instrument substrate made of metal, overmolding a first polymer onto a portion of the dental instrument substrate, and then applying a second polymer over a portion of the first ... 03/30/06 - 20060068362 - Endodontic instrument with depth markers An endodontic instrument includes an elongated shaft having a tip and a portion capable of being inserted into the root canal of a tooth. The shaft further includes a plurality of depth markers which are perceivable in a radiograph for indicating the depth of the tip within the root canal. ... 01/12/06 - 20060008766 - Dental instruments made from super-elastic alloys Dental instruments and appliances made from a super-flexible alloy, which includes atoms from the group IVB and group VB transition metals and oxygen have superior strength and flexibility. The metal alloys are cold worked to increase the tensile strength of the dental instruments and appliances. Cold working the metal also ... 12/22/05 - 20050282109 - Root canal instrument set Root canal instrument sets and instruments having high loadability and high breakage safety. ... 12/22/05 - 20050282108 - Endodontic files and obturator devices and methods of manufacturing same An endodontic file, or a series of endodontic files, and an endodontic obturator or series of obturators, and methods of manufacturing same. Regarding the endodontic files, they may include a file body extending from a tip region to a shank region, at least one helical flute extending from the tip ... 12/08/05 - 20050272004 - Non-landed endodontic instrument and methods of making such endodontic instruments Endodontic instruments, including files, reamers, and condensers, that lack margins or radial lands. The instruments include at least one edge that does not provide significant tissue-cutting action and at least one cutting edge. The elimination of margins or radial lands reduces the surface area over which the root canal wall ... 12/01/05 - 20050266375 - Endodontic instrument having notched cutting surfaces A fluteless endodontic file is provided, formed from a tapered shaft of material having a prismatic shape generally defined by three or more side surfaces and three or more interposed corners. A plurality of notches are cut into one or more corners defining cutting surfaces, points and/or edges. The notched ... 12/01/05 - 20050266374 - Endodontic platform and use thereof An platform for use with an instrument during an endodontic procedure. The platform includes a substantially rectangular-shaped body for holding the instrument pierced partly therethrough, a linear measure for establishing the working length of the instrument; and a reservoir for receiving a medicament. The platform may also include a removable ... 11/03/05 - 20050244785 - Rotary dental file having a safe breakage point An endodontic file (6) including a discontinuity (18) formed within the file shank (7). The discontinuity (18) creates a safe breakage point at which the file (6) will fail prior to a failure occurring at any other point along the length (11) of the file. The safe breakage point prevents ... 10/13/05 - 20050227200 - Endodontic file and method An endodontic file comprising a conductive shank, and a generally non-conductive portion circumscribing the conductive shank and longitudinally extending along the conductive shank. A method for conducting an endodontic procedure comprising providing an endodontic file assembly having a conductive shank electrically engaged to an electronic device for furnishing current to ... 10/06/05 - 20050221256 - Root canal instrument A root canal instrument comprising a gripping end which is substantially cylindrical handgrip part, and a metallic needle part for working the tooth. An upper end of the needle-like actual working part is inserted into the gripping end either through part of the length or the entire length of the ... 09/29/05 - 20050214711 - Endodontic instruments with pilot tips and parabolic cutting flutes A series of multi-tapered parabolic implements is disclosed for endodontic use. The instruments comprise different sections: a pilot tip, a first portion adjacent the pilot tip and a second portion adjacent the shank. The two portions have different tapers. The tapers of the two different portions blend into each other ... 08/25/05 - 20050186534 - Endodontic instrument set and method of using the same An endodontic instrument set of progressively smaller sizes adapted for use in performing root canal therapy and a method of using the instrument set are provided. Each of the instruments have an elongated shaft comprising a proximal end and a distal end and a short enlarged continuously tapered working length ... ### FreshPatents.com Support |