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8932056 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...
8882504 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...
8790116 Endodontic file  
An endodontic file for a motorized rotary handpiece includes a coupler element for coupling to the handpiece, a central longitudinal flexible core including a central flexible cable supported by...
8789444 Longitudinally ground file having increased resistance to torsional and cyclic fatigue failure  
A method of producing an endodontic file that involves grinding in a plane substantially parallel to the longitudinal axis of a rotating dental instrument blank. By grinding the dental instrument...
8727773 Dental and medical instruments comprising titanium  
Endodontic instruments for use in performing root canal therapy on a tooth are disclosed. In one form, the instruments include an elongate shank having a cutting edge extending from a distal end...
8727772 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...
8714976 Fatigue-resistant Nitinol instrument  
A fatigue-resistant Nitinol instrument has a working portion in the deformed monoclinic martensitic state and an austenite finish temperature in the range of 40° to 60° C. Because the operating...
8647116 Rotary endodontic file with frictional grip  
An endodontic file (10) has at least a central longitudinal cord (12), a helically wound wire (14) at least partially surrounding the cord and an elastomeric grip (16) partially covering the...
8644978 Machining apparatus and method of making endodontic instruments  
A machining apparatus and method for fabricating endodontic instruments adapted for use in performing root canal procedures is disclosed. The machining apparatus includes computer numerical...
8635735 Porous material for insertion cleaning of instruments  
A porous material for insertion cleaning of instruments is provided, such porous material including an at least partially open-cell foam body and a surface configured to enable an instrument...
8568142 Rotatable endodontic instruments and methods for their manufacture  
A quasi-hyperbolic endodontic instrument having a cylindrical, elongated shaft with a radius that varies as a smooth, continuous curve along the length of the shaft and is larger near the distal...
8562341 Dental and medical instruments comprising titanium  
Endodontic instruments for use in performing root canal therapy on a tooth are disclosed. In one form, the instruments include an elongate shank having a cutting edge extending from a distal end...
8496476 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...
8454361 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...
8439682 Set of endodontic instruments  
A set of endodontic instrument adapted to remove material from walls of a root canal having a working portion with a relatively short working length. A substantially untapered nonworking portion...
8413330 Longitudinally ground file having increased resistance to torsional and cyclic fatigue failure  
A method of producing an endodontic file that involves grinding in a plane substantially parallel to the longitudinal axis of a rotating dental instrument blank. By grinding the dental instrument...
8408901 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...
8393899 Endodontic instrument and method  
An endodontic instrument with an elongate shaft and a plurality of inverted frusto-conical sections with radial cutting edge disposed along a working portion of the shaft.
8231734 Porous material for insertion cleaning of instruments  
A porous material for insertion cleaning of instruments is provided, such porous material including an at least partially open-cell foam body and a surface configured to enable an instrument...
8215958 Dental irrigator  
The invention is a dental irrigator for delivering irrigant solution from an irrigation solution reservoir to the site of a dental procedure. The irrigator comprises: a hollow dental tool modified...
8192200 Endodontic apparatus and method  
A method and instrument for removing material from an internal portion of a tooth wherein the tool used to remove the material includes an elongate shaft extending from a first end to a second...
8182265 Endodontic instrument 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....
8137101 Detachable stopper for dental drill  
To provide a detachable stopper fixed on a spindle part of a dental drill to regulate the depth of an implant fixture embedding hole in an implant treatment, the detachable stopper includes a...
8109763 Endodontic file  
An endodontic file (2) for use with a dental instrument has at least one cord (6) and a wire (8) wound around at least a major portion of the cord and having an abrasive outer surface (10). A...
8105085 Endodontic instrument and method  
An endodontic instrument with an elongate shaft and a plurality of inverted frusto-conical sections with radial cutting edge disposed along a working portion of the shaft.
8062033 Dental and medical instruments comprising titanium  
Endodontic instruments for use in performing root canal therapy on a tooth are disclosed. In one form, the instruments include an elongate shank having a cutting edge extending from a distal end...
8047842 Reciprocal reverse rotation endodontic file  
A single use, reciprocal reverse rotation, endodontic file includes a plurality of spaced apart helical flutes with spiraled lands therebetween. The lands have an edge with a positive cutting...
7967605 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...
7955078 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...
7942673 Dental obturator  
Dental obturators are used in the preparation of root canals in teeth. The subject obturators are so constructed that they bind at a particular distance into the canal, thereby precluding possible...
7833017 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...
7806690 Endodontic instrument for performing root canal therapy  
An endodontic instrument adapted for use in performing root canal therapy. The instrument includes a holder with a grip sized to be gripped by a hand of a user. An arm extends from the grip and...
7785174 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...
7779542 Method of manufacturing a dental instrument  
Method for manufacturing a dental instrument having a desired machined configuration, without twisting the instrument. A blank of superelastic material is brought to an annealed state comprising a...
7766657 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...
7748979 Device, system and method for dental treatment  
A device and system for use in a root canal treatment, the device having a probe member and a handpiece for holding the elongate probe member, the probe member having an elongate distal portion...
7740480 Sequence of canal instruments for executing an endodontic operative procedure  
A sequence of canal instruments for performing an endodontic operating protocol uses a sequence of several instruments, for example, three such instruments with three cutting blades. The...
7731498 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....
7713059 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...
7704075 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...
7669332 Method for manufacturing endodontic reamers and files  
An endodontic reamer and a method for manufacturing endodontic reamers and files, more specifically an endodontic reamer having a cylindrical shaft and a working portion extending forward from a...
7665991 Endodontic obturator  
An endodontic obturator for filling an endodontically prepared root canal of a tooth. The endodontic obturator includes an elongated shaft of having a proximate portion and a distal portion. The...
7481652 Endodontic reamer and files  
An endodontic reamer (10) and a method for manufacturing endodontic reamers (10) and files, more specifically an endodontic reamer (10) having a cylindrical shaft (12) and a working portion (16)...
7435086 Endodontic tool 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...
7431588 Instrument for reaming root canals and sequence of instruments comprising at least such an instrument  
An instrument for reaming a root canal, in particular, in the apical zone, includes proximal portions for receiving a handle which allows the instrument to be used by hand or on the head of a...
7398598 Methods for manufacturing endodontic instruments  
A method of manufacturing endodontic files involves a chemical milling process to yield endodontic files having a desired taper and/or degree of sharpness. The process involves the steps of (a)...
7338284 Endodontic instrument and instrument system  
An endodontic file is provided for shaping and/or preparing a root canal. The file may include multiple cutting segments separated by non-cutting segments. The cutting segments are tapered and may...
7322105 Methods for manufacturing endodontic instruments by milling  
A method for manufacturing endodontic instruments by milling. A provided metallic (e.g., a nickel-titanium alloy or stainless steel) thread or wire having a longitudinal axis is advanced along its...
7311522 Endodontic instruments and method of manufacturing same  
A method of manufacturing an endodontic instrument using an electrochemical (ECG) grinding process. An instrument blank is formed from stock material, and an electric current is applied between an...
7300281 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...

Matches 1 - 50 out of 262 1 2 3 4 5 6 >