Abstract: An intraoral scanning system includes an intraoral scanning device configured to acquire light information reflected from a dental object, processors connected to the intraoral scanning device, and the processors includes a client device and one or more servers. The processors are configured to determine surface information from the light information, and generate a three-dimensional surface model of the dental object using the surface information, a wireless communication interface configured to transmit via a first wireless communication protocol a unique identifier of the intraoral scanning device, and wherein the client device is configured to receive the unique identifier via the first wireless communication protocol, and a wireless connection is established between the client device and the intraoral scanning device via the one or more servers upon a confirmation of the unique identifier by the client device.

Abstract: A computer-implemented method for comparing a digital 3D dental model of a patient's oral situation to a user's oral situation. The method includes receiving a selection of a dental condition of the at least two dental conditions, displaying buttons representative of digital 3D dental models, wherein the buttons include a first button associated with a first digital 3D dental model representative of a patient's oral situation at a first point in time and a second button associated with a second digital 3D dental model representative of a patient's oral situation at a second point in time. The method further includes displaying the first digital 3D dental model. Further, the method includes displaying a camera stream from the front camera such that the user, when facing the front camera, may compare the user's dental situation to the first digital 3D dental model.

Abstract: A method for displaying a user interface associated with a dentition includes receiving scan data associated with the dentition of a patient, generating a three-dimensional (3D) model of the dentition based on the scan data, determining anomaly data associated with the dentition based on the 3D model, generating first interface data associated with a first user interface based on the 3D model and/or the anomaly data, and outputting the first user interface based on the first interface data. The first user interface includes user-selectable interface elements. Each of the user-selectable interface elements is selectable to generate an anomaly view of the dentition, such that the anomaly view indicates a corresponding dental anomaly within the 3D model.

Abstract: A method includes receiving a diagnostic intraoral scan data of a patient's oral situation, a quantitative data for at least two dental conditions associated with the patient's oral situation, a qualitative data for the at least two dental conditions, and a mesh overlay for each of the at least two dental conditions. The mesh overlay is configured to visualize the quantitative data and the qualitative data on the digital 3D dental model. The method further includes generating an individual dental profile for the patient based on the quantitative data and the qualitative data, obtaining metadata associated with the at least two dental conditions, wherein the metadata is curated based on the individual dental profile and displaying, in a user interface of the mobile application, the digital 3D dental model with the applied mesh overlay, and further displaying the metadata.

Abstract: An intraoral scanner includes a projector unit for illuminating the dental object, a camera unit for acquiring images of the dental object, a scanner housing the projector unit and the camera unit are arranged inside the scanner housing, and a button interface arranged on the scanner housing. The button interface includes a first button having a contact surface with a first tactile characteristic and a second button having a contact surface with a second tactile characteristic. The first button is activated when a first activation weight is applied on the contact surface of the first button and the second button is activated when a second activation weight is applied on the contact surface of the second button. The first tactile characteristic is different from the second tactile characteristic, and/or the first activation weight is different than the second activation weight.

Abstract: An intraoral scanning system is disclosed that includes an intraoral scanning device configured to acquire first and second light information reflected from a dental object. The system further includes processors connected to the intraoral scanning device, with at least one of the processors being a remote computer. The processors may be configured to determine, in real-time, surface information from the first light information; generate a three-dimensional surface model of the dental object using the surface information; and determine internal information from the second light information. A wireless communication interface communicates between the device and the remote computer over a wireless communication protocol including a first and a second wireless network protocol. The surface information is transmitted via the first wireless network protocol while the internal information is transmitted via the second wireless network protocol.

Abstract: A computer-implemented method for flattening a digital 3D mesh representing a dental object includes obtaining the digital 3D mesh; determining a circumferential mesh boundary in the digital 3D mesh, wherein the mesh boundary includes multiple boundary vertices surrounding multiple inner vertices; determining a target shape with a circumferential target boundary, wherein the target shape is planar; for each vertex of the boundary vertices, performing coherent mapping to an anchor point on the target boundary corresponding to the respective vertex; for each vertex of the boundary vertices, translating the respective boundary vertex to its corresponding anchor point on the target boundary; and flattening the inner vertices to the target shape to generate a flattened mesh based on the anchor points.

Abstract: A method including receiving, in a user interface of a mobile application, a selection of a dental condition, displaying buttons representative of digital 3D dental models available for comparison, wherein the buttons include a first button associated with a first digital 3D dental model and a second button associated with a second digital 3D dental. The method further includes receiving a selection of the first button, and in response, displaying the first digital 3D dental model in the user interface. Further, the method includes launching a compare mode of the mobile application by detecting a drag command performed by a user, the drag command including a drag motion from a compare button to the second button, and in response to the drag command, displaying a transition from the first digital 3D dental model to the second digital 3D dental model.

Abstract: Disclosed are a scanner system and a method for recording surface geometry and surface color of an object where both surface geometry information and surface color information for a block of the image sensor pixels at least partly from one 2D image recorded by the color image sensor. A particular application is within dentistry, particularly for intraoral scanning.

Abstract: An extraoral scanner system for determining a 3D geometry of a dental object: at least one camera; a pattern generator configured to generate a probe light with a plurality of configurations in the form of an illumination pattern; an optical system configured to transmit the probe light towards the dental object, and to transmit at least a part of the light returned from the dental object to the camera to form a plurality of 2D dental data, an intraoral mirror device configured to reflect the probe light towards the dental object, and to transmit at least a part of the light returned from the dental object to the camera to form a plurality of 2D mirror dental data, and one or more processors.

Abstract: A method for designing virtual models of custom ear devices according to user input and component and/or material information associated with components and/or materials of a target product is provided. The method may include steps for displaying the virtual models together with meta data that include information on the device's compatibility with the configuration requirements and the contained components. A computer-readable storage medium or computer program, including commands, which when executed by a computer, causes the computer to execute and perform the method, is also provided. A system for determining virtual models of custom ear devices is further disclosed. The system may further be configured to display the virtual models of custom ear devices together with associated meta data on a graphical user interface.

Abstract: A computer-implemented method for generating a corresponding 3D mesh representing a 3D object includes transforming an initial three-dimensional mesh into a planar mesh, wherein each vertex or edge of the planar mesh is a transformation of a vertex or edge from the initial three-dimensional mesh; and sampling the planar mesh to generate a plurality of samples such that each sample comprises a three-dimensional coordinate representing a point in a three-dimensional space derived and/or taken directly from the initial three-dimensional mesh, and a coordinate representing a position of the sample relative to other samples; and generating the sampled matrix based on the plurality of samples; and representing the sampled matrix as a corresponding 3D mesh.

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 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: 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: 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.