Dentistry inventions

20090280450 - Pre-formed hard-shell attachment devices for dental appliances: A dental appliance attachment device includes a rigid, substantially non-deformable shell having a hollow interior and an exterior surface defining an external configuration of the attachment device. A curable, adhesive filler is provided in the interior of the shell. The resin is adhesively bondable to the tooth surface upon being... Agent: Klein, O'neill & Singh, LLP

20090280451 - Dental articulator reference object: A dental model articulator of the type that has separable complementary articulation members is connected to a registration object having compatible complementary articulation members. The dental arches of each dental model articulator half is scanned with the reference object to give the axis of the articulator model. This facilitates generating... Agent: Anglehart Et Al.

20090280452 - Sinus bur having an edge without sharp points: A dental bur used for boring pilot holes in the maxilla during endosseous dental implant surgery comprised of a rigid cylindrical body with a distal flat end having cutting blades and rounded edges. By using a bur having a flat cutting end face with rounded edges and not points, the... Agent: Malin Haley Dimaggio Bowen & Lhota, P.A.

20090280453 - Device for a dental treatment: The device for a dental treatment using at least one retention pin to be inserted into the root canal of teeth, and a container, having at least one sac bore for receiving the retention pin is characterized in that the retention pin is equipped with a coating, and is connected... Agent: Alix Yale & Ristas LLP

20090280454 - Dental implant with bone and gingival tissue preservation collar: Preserving the perigingival site from repeated disturbance by offering a continuous transition through the soft tissue as the external aspect of a dental implant fixture without partitions or gaps. The soft tissue is protected from repeated insertions and removal of an abutment resulting in less bone loss and gingival recession... Agent: Ezra L. Schacht

20090280455 - Interactive dental restorative network: The invention relates to a computer readable medium that includes one or more programs for carrying out a method for restoration of a patient's tooth. The method includes the steps of generating an electronic image of a patient's tooth; providing a preliminary treatment plan for addressing the dental needs of... Agent: Winston & Strawn LLP Patent Department

20090274988 - Debonding pliers: An instrument for debonding an orthodontic bracket from a tooth surface includes first and second plier portions coupled for relative pivotal movement. A lever arm pivotally movable relative to the first and second plier portions has a tooth engaging member on a first end. In one embodiment, the tooth engaging... Agent: Wood, Herron & Evans, LLP

20090274989 - Anchor apparatus for orthodontic appliances: Anchor apparatus for orthodontic appliances for moving a molar or the like. A first anchor is attached to the cortical bone adjacent to one side of the molar. The first anchor is elongated and comprises an outer head portion for attachment to an orthodontic appliance, and an inner threaded portion... Agent: Nixon & Vanderhye, PC

20090274990 - Implantation guide making method and guide block: A highly precise implant implantation guide has been desired for safely and precisely performing a dental implant treatment. A method of producing an implant implantation guide according to the present invention includes the steps of: (1) preparing a guide block including an attachment portion and a processing portion; (2) acquiring... Agent: Rabin & Berdo, PC

20090274991 - Intra-oral device and method: An intra-oral device includes a tongue shield aspirator, a bite member, a bite grip, and an evacuation tube. The tongue shield aspirator may include a tongue retractor portion and a cheek retractor portion, and may be an open, unitary, and/or flexible component made of position-memory material. The bite member includes... Agent: Pillsbury Winthrop Shaw Pittman LLP

20090274992 - Pneumatic handheld medical device with reduced noise: A handheld pneumatic medical device, such as a dentist handpiece, is provided for rotating a bur about an axis. Importantly, the device utilizes the boundary layer effect to transfer energy from the fluid flow to rotation of the bur. As a result, the device is operated without creating high decibel... Agent: Nydegger & Associates

20090274993 - Process for production of a dental component and arrangement of such component: A manufacturing method and dental component are provided in which first and second cast parts are used with a casting material, such as a gel slurry, to form the dental component. The first cast part can be positioned in a space of the second cast part and a gel slurry... Agent: Knobbe Martens Olson & Bear LLP

20090274994 - Device and method of securing dental material for production of dental prosthesis: A system and method for milling dental prostheses in a CNC milling machine includes a larger millable dental blank receivable in a primary fixture of a milling machine and capable of being machined to form one or more dental prostheses; a plurality of smaller millable dental blanks each capable of... Agent: Thorpe North & Western, LLP.

20090274995 - Translucent veneering for a dental prosthesis formed by a press to metal process: A dental prosthesis, typically formed in a press to metal process, includes application of a porcelain composition sufficient to form a veneer on a dental prosthesis supporting metal structure, the composition having an integrated tooth-like translucency providing an aesthetic appearance. The composition is formed of a dentin frit and an... Agent: Dentsply International Inc

20090274996 - Bone cutting device and method of using same: A bone cutting device having a cylindrical body that has cutting teeth on one end, a shaft extending from another end of the body for attachment to a drill, which shaft can provide cooling water to the body, and a drill extending beyond the cutting teeth for contacting the bone... Agent: Fox Rothschild LLP

20090274998 - Optical detection of dental caries: A method for caries detection uses an image capture device (30, 32) to obtain fluorescence image data from the tooth (20) by illuminating the tooth to excite fluorescent emission. A first enhanced image of the tooth is then obtained by illuminating the tooth at a first incident angle, obtaining a... Agent: Carestream Health, Inc.

20090274997 - System and method for comparing dental x-ray images: A system for comparing dental X-ray images includes a positional displacement calculator calculating a positional displacement between dental X-ray test and reference images by using phase-only correlation, a positional displacement corrector correcting the positional displacement, a base point extractor defining, as a base image, any one of the dental X-ray... Agent: Ndq&m Watchstone LLP

20090274999 - Custom impression coping and methods of manufacture and use thereof: A device for retracting gingival tissue away from a tooth or plurality of teeth prepared to receive a dental prosthesis comprising a retraction/impression material associated with a custom impression coping to be packed into a sulcus associated with the prepared tooth, and coincidentally obtaining an impression of said tooth or... Agent: Osler, Hoskin & Harcourt LLP (other)

20090275000 - System and method for securing multiple ceramic dental blocks for milling: A system and method for milling dental prostheses in a CNC milling includes affixing a lateral side of each of a plurality of ceramic millable dental blanks to a lateral wall of a fixture; securing the fixture to a chuck of the milling machine; wet milling a single dental prosthesis... Agent: Thorpe North & Western, LLP.

20090263759 - Method and apparatus for detecting abnormality in tooth structure: An illuminating radiation beam is directed toward a potentially or actually carious structure (particularly a tooth). A detector detects acoustic oscillations set up in the structure resultant from the illuminating radiation and produces an output signal dependent upon the magnitude of the oscillations detected. Signals from the detector are processed... Agent: Philips Intellectual Property & Standards

20090263760 - Abutment for implant: In an abutment for a dental implant which includes a crown connection part, a smooth tissue contact part and a fixture engaging part, there is provided an improved abutment for a dental implant characterized in that only the smooth tissue contact part is coated. The abutment is made of titanium.... Agent: Christopher Paul Mitchell

20090263762 - Denture abutment & retention system: A denture retention system includes a denture and an abutment. The denture has an inner channel with an elastic liner having shaped cavities. The cavities have a shaft, a head at the closed end of the shaft and a concave ring between two convex sections on the shaft. The abutment... Agent: Ancel W. Lewis, Jr.

20090263763 - Denture abutment & retention system: A denture retention system includes a denture and an abutment. The denture has an inner channel with an elastic liner having inserts. Each insert has an O-ring and a channel for capturing the O-ring. The abutment has a shaft, a head at one end of the shaft and a base... Agent: Ancel W. Lewis, Jr.

20090263761 - Denture abutment and retention system: A denture retention system includes a denture and an abutment. The denture has an inner channel with an elastic liner having shaped cavities. The cavities have a shaft, a radially outwardly extending ledge surface at the inner end of the shaft and an opening at the outer end of the... Agent: Ancel W. Lewis, Jr.

20090263764 - Method for pre-operative visualization of instrumentation used with a surgical guide for dental implant placement: The invention relates to manufacturing a surgical guide to be placed in a patient's mouth. The patient's mouth is scanned to obtain surgical-region scan data at a region where an implant is to be located. The patient's mouth is also scanned in the opened position to acquire dental conditions opposite... Agent: Nixon Peabody, LLP