Abstract: An intraoral scanner system includes a handheld intraoral scanner, one or more processors, and a graphical user interface. The one or more processors is configured to change an appearance of a digital movable item displayed in the graphical user interface, to reflect an instruction to modify an orientation or design of a digital 3D model of a dental object displayed in the graphical user interface, included in a digital element of one or more digital elements displayed in the graphical user interface, when the digital movable item is positioned over the digital element of the one or more digital elements. A method is provided for performing the change of the appearance of the digital movable item.

Abstract: A computer-implemented method for detecting tooth wear on a virtual 3D model of a dental situation includes receiving, by a processor, the virtual 3D model of the dental situation, obtaining a segmented 3D model by segmenting the virtual 3D model into a plurality of individual teeth and gingiva, wherein the segmented 3D model comprises a tooth characterized by an age parameter. Further, the method includes encoding the tooth from the segmented 3D model into a latent space of a trained neural network to obtain an encoded tooth representation, wherein the latent space of the trained neural network is continuous and includes a plurality of clusters of encoded reference teeth representations, wherein the encoded reference teeth representations are clustered according to their corresponding reference teeth age parameters.

Abstract: A support unit for an intraoral scan device includes a rigid part having a first surface and a second surface opposed to the first surface, and a first flexible part configured to be removably attached to the rigid part. The first flexible part includes at least a friction surface configured to hold the intraoral scan device.

Abstract: A method and a handheld intraoral scanning device are disclosed. The handheld intraoral scanning device is configured to acquire intraoral scan data from a three-dimensional dental object during a scanning session. The handheld intraoral scanning device includes a processing unit configured to process intraoral scan data of a patient and provide 2D image data and/or 3D image data, a memory, and a wireless interface configured to transmit the 2D image data and/or the 3D image data, wherein the processing unit is configured to receive a mode request via the wireless interface, authenticate the mode request; and place the handheld intraoral scanning device into the requested mode if authentication of the mode request succeeds.

Abstract: The handheld intraoral scanner system includes a handheld intraoral scanner configured to acquire light information reflected from a three-dimensional dental object during a scanning session and further includes one or more processors operably connected to the handheld intraoral scanner device. The processors are configured to determine a position of a 2D image of a dental object relative to a virtual 3D model of the dental object using a first-, a second-, and a third neural network, and an algorithm. The one or more processors is further configured to superimposition the 2D image of the dental object on a corresponding dental object of the virtual 3D model, or vice versa.

Abstract: An intraoral scanner system includes an intraoral scanner configured to acquire intraoral scan data from a three-dimensional dental object during a scanning session. The intraoral scanner includes a protection tip and a main body. The protection tip is detachable to the main body. The intraoral scanner system also includes a sleeve configured to cover at least a part of the main body of the intraoral scanner.

Abstract: Embodiments can relate to an intraoral scanning device having a processing unit configured to process intraoral scan data of a patient and provide 2D image data and/or 3D image data. The device can include a memory unit and a wireless interface. The processing unit is configured to receive a session request for a session via the wireless interface; obtain and/or store a session key; and encrypt the session key. The processing unit is configured to send a session response; and receive session data in the session via the wireless interface. Embodiments can also relate to a method for communication of a handheld intraoral scanning. The method involves receiving a session request for a session via the wireless interface; obtaining and/or storing a session key; and encrypting the session key. The method involves sending the encrypted session key; and receiving session data in the session via the wireless interface.

Abstract: Embodiments can relate to an intraoral scanner including a projector unit configured to emit light at least onto a dental object of a patient, and an image sensor configured to acquire reflected light from at least the dental object. The scanner includes a wireless interface configured to communicate with an external device, where the communication may include 2D image data and/or 3D image data processed or raw. The scanner includes a housing accommodating the projector unit and the image sensor, and wherein the housing includes a first end and a second end, and the projector unit and the image sensor are arranged closer to the first end, and an antenna of the wireless interface is arranged closer to the second end, and wherein during a scan of an oral cavity the first end is located inside the oral cavity and the second end is not located within the oral cavity.

Abstract: A handheld intraoral scanner system includes a handheld intraoral scanner and a detachable sleeve configured to be detachably attached to a scan tip of the scanner. The sleeve includes a cover part and a window part, which includes a tapered portion. The window part may be injection molded. The sleeve may be formed by two-component injection molding the cover part and the window part. The window part includes an optical area having a lower birefringence than a relief area located at the tapered portion and including an injection site at which a first molten polymer material was injected into a first form, forming the window part. A method of injection molding a window part for a detachable sleeve that includes a cover part and that is configured to be detachably attached to a handheld intraoral scanner. The method may include two-component injection molding the cover part and the window part.

Abstract: A computer-implemented method for detecting tooth wear on a virtual 3D model of a dental situation includes receiving, by a processor, the virtual 3D model of the dental situation, obtaining a segmented 3D model by segmenting the virtual 3D model into a plurality of individual teeth and gingiva, wherein the segmented 3D model comprises a tooth, encoding the tooth from the segmented 3D model into a latent space of a trained neural network to obtain an encoded tooth representation, wherein the latent space of the trained neural network is continuous and includes a plurality of clusters of encoded reference teeth representations, wherein each cluster from the plurality of clusters of encoded reference teeth representations is representative of a tooth wear type.

Abstract: A method for manufacturing a dental component in a dental clinic or laboratory, the method including setting up one or more manufacturing machines for usage by a clinical computer over a computer network; designing, in a design software application on the clinical computer, the dental component to be manufactured; receiving, on the clinical computer, a status message from the one or more manufacturing machines indicating a status of the manufacturing machine(s); responsive to the status message(s), selecting a manufacturing machine for manufacturing the dental component; and sending the designed dental component from the clinical computer to the selected manufacturing machine over the computer network.

Abstract: An intraoral scanning system including a handheld intraoral scanning device and one or more client devices is provided. The handheld intraoral scanning device captures a plurality of two-dimensional scan images during a scanning session of a dental arch. The handheld intraoral scanning device provides three-dimensional surface information based on the plurality of 2D scan images. The handheld intraoral scanning device establishes a connection to one or more wireless full-duplex communication channels. The one or more client devices establishes a connection to one of the one or more wireless full-duplex communication channels by forwarding an identification number to the handheld intraoral scanning device. The one or more client devices receives the 3D surface information and render the 3D surface information into an interactive 3D graphical representation.

Abstract: A method, user interface and system for detecting and monitoring development of a dental condition. In particular, detecting and monitoring such a development by comparing digital 3D representations of the patient's set of teeth recorded at a first and a second point in time. For example, determining tooth movement for at least one tooth between the first and second point in time based on derived distances.

Abstract: A computer-implemented method includes obtaining first data representing a surface of a dental object and second data representing an internal volume of the object, wherein the first data is 3D surface data; obtaining first and second augmentation data indicating an estimated presence of first and second sets of dental conditions, respectively; obtaining a user input indicative of a desired inspection site of the object; determining a part of the first and second data corresponding to the desired inspection site; and rendering, in a GUI, first and second views including the part of the first and second data corresponding to the desired inspection site and rendering with a visual indication of at least a part of the first and second augmentation data corresponding to the desired inspection site, respectively.

Abstract: An intraoral scanning system includes a handheld intraoral scanning device that includes an image sensor unit configured to capture visible light information and internal light information from at least the dental arch caused by the emitted light at the different wavelengths. The system includes one or more processors operably connected to the image sensor unit, the one or more processors is configured to receive the visible light information and the internal light information, determine, in real time, surface information from the visible light information for generating or updating a three-dimensional (3D) model of the dental arch using the surface information, determine internal structure information of the dental arch from the internal light information, and determine composed scan information including a composition of the internal structure information and the visible light information.

Abstract: The present disclosure relates to a dental scanning system for generating a digital three-dimensional representation of a dental object, the system comprising an intraoral scanning device comprising one or more projector units configured to project a pattern on a surface of the dental object; and two or more cameras configured to acquire one or more sets of images; wherein the scanning system further comprises one or more processors configured to determine one or more image features within each set of images; solve a correspondence problem within each set of images such that points in 3D space are determined based on the image features, wherein said points form a solution to the correspondence problem, wherein the correspondence problem is solved for groups of pattern features; and generate a digital three-dimensional representation of the dental object, wherein the solution to the correspondence problem is used to generate the three-dimensional representation.

Abstract: Disclosed is a non-calibrated scanning system to be modified to a calibrated scanning system based on generating a three-dimensional representation of a three-dimensional calibration-object.

Abstract: The present disclosure relates to an intraoral scanning device comprising: a light source configured for emitting light; a beam splitter configured for outputting linearly polarized light of a predefined orientation, wherein the beam splitter is arranged such that light from the light source is transmitted through the beam splitter; an image sensor configured for acquiring one or more images; and a light absorbing unit for minimizing stray light on the image sensor, said light absorbing unit arranged on a surface of the beam splitter. The present disclosure further relates to an optical system for an intraoral scanning device, said optical system configured for minimizing stray light in the system.