Abstract: A bite registration device including a scan post configured to attach to a dental implant, a bite pillar configured to be attached at a coronal end of the scan post, and a mechanism for attaching the bite pillar to the scan post, wherein the mechanism enables adjustment of a distance from a coronal end of the bite pillar to an apical end of the scan post. A bite pillar including a wide coronal end and an elongate shape configured to attach to an object in a mouth of a patient. A scan post including a screw thread for attaching a bite pillar thereto. A reference pillar configured as an elongate shape to be attached at a first end to an object in a mouth of a patient. Related apparatus and methods are also described.

Abstract: A first guide member includes a horizontal body portion and a pair of upright portions. The horizontal body portion has an arcuate configuration and includes a first horizontal surface, a front surface, a rear surface, and a second horizontal surface. The first horizontal surface is flat. The first upright body portion includes a first inwardly extending portion. A first engagement surface of the first inwardly extending portion is configured to rest on a ridge of the alveolar arch of the patient. The second upright body portion includes a second inwardly extending portion. A second engagement surface of the second inwardly extending portion is configured to rest on a ridge of the alveolar arch of the patient. The first guide member lacks a component configured to extend along a lingual or palatal side of the alveolar arch of the patient.

Abstract: A cart or man-portable system and method for performing endoscopic procedures is provided. A portable display device, such as a laptop computer, is coupled to a handle comprising a miniature camera and fiber optic illumination subsystem. A sterile disposable portion is fitted over the illumination subsystem and inserted into a target area on a patient. Images of the target area are conveyed from the camera to the display device while an endoscopic procedure is performed, thus facilitating real-time diagnosis during the procedure.

Abstract: A two part modelling aid for connection to a dental implant component including a hollow base part and a hollow angled part, each including a tubular side wall extending between apical and coronal ends. The base part side wall includes an anti-rotation section including a non-circular symmetric cross-section in a plane perpendicular to a longitudinal axis of the base part. The angled part side wall forms an apical portion that extends along a first axis and is sized and shaped to form a friction fit with the base part, and a coronal portion extending along a second axis non-coaxial to the first axis. When connected, a closed channel is formed extending from the base part to the angled part, and the first axis of the apical portion is coaxial to the longitudinal axis of the base part and the anti-rotation section is exposed on a base part surface.

Abstract: Disclosed is a method for determining the relative arrangement of patient's jaws in a bite position when the patient's occlusion is not defined by natural teeth alone, where the method includes a step of obtaining a digital 3D representation including both surface data relating to dental tissue in one of the patient's jaws and surface data relating to a scan appliance arranged in relation to the jaw, where the scan appliance is configured for at least partly defining the patient's occlusion.

Abstract: A dental drill bit is configured to drill a particularly shaped opening in a human jawbone. The dental drill bit includes first, second, and third portions. The first portion includes a bullet-shaped contour formed by revolving a curve about an axis creating an apex and a bottom, and is so shaped to correspond to a bullet-shaped portion of a dental implant. The second portion includes a hemisphere frustum formed coaxial with the axis of the bullet-shaped contour, and extends from the bottom of the bullet-shaped contour, and corresponds to a portion of an abutment that is supported by the implant. The first and second portions may also each include flutes for cutting/drilling into bone. The third portion includes a shaft that extends from a bottom of the hemisphere frustum and is formed co-axial with the axis of the bullet-shaped contour, and is configured to be secured within a dental drill.

Abstract: Dental assemblies and related methods of making are provided. The dental assemblies include a dental article with a bonding surface an adhesive having both a compressible material and at least one hardenable dental composition extending across the bonding surface. The compressible material is coupled to the dental article by a first quantity of hardened dental composition extending at least partially through the compressible material and contacting the bonding surface. The hardened dental composition extends over less than the entire bonding surface. Adjacent portions of the compressible material contain a second quantity of unhardened dental composition, preserving flexibility of the compressible material. Advantageously, this configuration was found to enhance bond reliability and facilitate manufacturing.

Abstract: A dental implant including a core; at least one screw thread; a first and second region; a central axis; the surface of the core defining an angle with the central axis in the first region and with the central axis in the second region; and the surface of the screw thread defining an angle with the central axis in the first region and with the central axis in the second region. The diameter of the core decreases at a rate in the first region towards the apical end such that the core defining angle is greater than the screw thread defining angle, and the diameter of the core decreases at a rate in the second region towards the apical end such that the core defining angle is the same as the screw thread defining angle. Furthermore, an implant including at least one helical chamber including a depth and length.

Abstract: The invention relates to a dental tool having a shank region, which is formed for coupling to a dental handpiece, and also having a work region, which is connected to the shank region. In this case, the shank region of the dental tool is formed so that there is the possibility of latchable insertion and removal without actuation. In particular, at least the shank region can consist of plastics material. As a result, facilitated handling of the tool and inexpensive production of the tool are rendered possible.

Abstract: The invention relates to an intraoral scanning device for digitally recording the position of a dental implant by means of a scanner. The device is in the form of a scanning body or pillar used to transfer virtually to CAD software the position and orientation of a dental implant or similar element, mainly by mounting the scanning body or pillar directly on the dental implant located in the mouth of the patient in a clinic and scanning the implant with an intraoral scanner. It is also possible to use the intraoral scanning pillar system in a laboratory and with a conventional desktop scanner.

Abstract: An instrument for holding and torque control tightening of a threaded implant device with an extender, the instrument including a frame forming a gripping handle and a holder, an elastic device that is arranged at the frame to provide a predefined elasticity to the frame, and a torque measurement device arranged on the frame, wherein the holder is configured to (i) removably hold the threaded implant device and to (ii) hold the extender for tightening the threaded implant device to an object after the threaded implant device has been removed from the holder, and the torque measurement device is configured to measure a torque applied to the threaded implant device via the extender by a deformation of the frame.

Abstract: Dental implant assembly comprising an implant with a body having an outer implant surface configured for osseointegration and a connection well, and an abutment comprising a prosthesis mounting portion for assembly of a dental prosthesis thereon and a connector mounting cavity. The assembly further comprises a connector comprising an implant mounting portion for assembly in the connection well of the implant, and an abutment mounting portion for assembly in the connector mounting cavity of the abutment, the abutment mounting portion of the connector comprising an index portion and the abutment connector mounting cavity further comprising an index cavity portion for receiving the index portion therein, the index portions configured to register the rotational orientation of the abutment about a longitudinal axis (A) with respect to the connector.

Abstract: Tooth brushing monitoring system is disclosed that includes an oral hygiene device with a separate an optical sensor to track positional changes of the oral hygiene device. The optical sensor may alone or in combination with motion sensor data determine position and orientation of an oral hygiene device with respect to a user's mouth. The system may then determine the quality, quantity and location of brushing and provide feedback on the quality of brushing. This feedback provides motivation for users to increase their brushing habits, leading to a decrease in plaque, tooth decay and gingivitis.

Abstract: The present disclosure includes computing device related, systems, and methods for identifying force placed on a tooth are described herein. One method includes receiving initial orthodontic data (IOD) including teeth data; creating a virtual set of teeth from the IOD; receiving dental appliance information including at least one of dental appliance material properties and characteristics; virtually placing a dental appliance, formed from the dental appliance information, onto the virtual set of teeth; and determining one or more forces applied to the teeth based on information from the IOD and dental appliance information.

Abstract: The present invention relates to a fixture for insertion into a bore hole arranged in bone tissue, comprising a threaded leading portion and a threaded trailing portion located coronally of the leading portion, wherein the threading of the leading portion has at least one first thread spiral, wherein the threading of the trailing portion has at least one more thread spiral than the threading in the leading portion, wherein the threading of the trailing portion and the threading of the leading portion have the same or substantially the same lead, wherein the profile of at least one of the thread spirals in the trailing portion is, at least along a portion of its length, substantially the same as the profile of the outermost parts of said first thread spiral in the leading portion, and wherein the at least one thread spiral in the trailing portion having substantially the same profile as the outermost part of said first thread spiral in the leading portion is arranged to follow the spiral path of that thread sp

Abstract: An orthodontic appliance for orthodontic treatment of a posterior maxillary sector extending from a mesial anchor tooth to a molar tooth unilaterally on the same side of the maxilla is provided. The appliance features a molar component, a mesial anchor tooth attachment, a long rod, and a hook. The long rod is saddle-shaped in the occlusal-gingival plane, and may have a distal step-down portion. The rod may extend at a mesial end thereof from the mesial anchor tooth attachment towards the molar component in a mesiodistal direction, and the rod may also have a mesial step-up portion starting from the mesial anchor tooth or premolar attachment. The hook may be located on the rod, for attachment with a traction element for direct molar traction. Under force of the traction element the rod exerts force on the molar component for molar distillation.

Abstract: A fixture for insertion into a bore hole arranged in bone tissue is provided. The fixture has a threaded leading portion provided with at least one cutting edge for creating a female thread in the bone tissue, and a threaded trailing portion following the leading portion in the created female thread. Compared to the geometry of a thread peak of said cutting edge of the leading portion, a thread peak of the trailing portion is displaced or overdimensioned in at least one of the coronal and apical directions of the fixture so that a strain is provided to the bone when said displaced or overdimensioned thread peak engages with the created female thread. A fixture set for creating a strain is also provided, the set includes a fixture and a separate thread maker.

Abstract: A surgical device for identification of a surgical site of interest, such as a craniofacial or dental site (root apex of an identified tooth), and a method for using the device is provided. The device includes a perimeter bar and a plurality of intermediate cross bars arranged in a grid structure. The device can be used during a surgical procedure requiring enhanced precision, such as during an endodontic surgical procedure, by positioning the device next to a patient's tooth and capturing a CBCT image, the CBCT image being used to identify a drilling location. The device can be repositioned alongside the patient's tooth, and used to identify an accurate drilling position.

Abstract: The invention relates to a screw and corresponding screw driver for driving the screw into a dental implant at an angle from the longitudinal axis of the implant. The screw has a polygonal interface and the screw driver has a matching interface for driving the screw to rotate.

Abstract: An implant for insertion within a maxillofacial bone of a patient including a tapered body and one or more threads formed along the body. The one or more threads on one or more lead threads include multiple thread forms including both three-dimensional stabilization thread and standard thread (e.g. v-thread, buttress thread, etc.) forms. The one or more threads including the multiple thread forms provides for maximizing the restriction of lateral movement of the implant within a full or partial osteotomy.