Abstract: Embodiments of the disclosure relate to an intraoral image processing method and an intraoral image processing device, wherein the intraoral image processing method according to an embodiment may include obtaining three-dimensional intraoral data that is data from scanning an object, generating a base, based on the three-dimensional intraoral data, generating, based on the base, a cylinder that penetrates through a wall of the base, generating a drain hole by deleting data corresponding to the cylinder from teeth model data including the base, and displaying the teeth model data in which the drain hole is generated.

Abstract: Provided are an intraoral image processing method and an intraoral image processing device. In detail, an intraoral image processing method according to an embodiment may include obtaining three-dimensional (3D) intraoral data on an oral cavity including teeth and a gingiva, and generating an outer surface (eggshell) of a target tooth that is a subject of a prosthesis from among the teeth included in the 3D intraoral data, wherein the generating of the outer surface includes automatically generating a portion corresponding to a void area between the target tooth and at least one adjacent tooth adjacent to the target tooth.

Abstract: The present invention relates to a digital scan body alignment method and a device using the same. The present invention corrects scan data through library data corresponding to image data on oral structure. At that time, to achieve best-fit of aligning the library data to the scan data initially, the data alignment can be performed by using a first alignment step. In order to accomplish data correction by more accurate data alignment, a second alignment step can be performed using the library data which includes shape information and axis information. By performing the second alignment step, corrected data having higher reliability can be formed, and a more precise prosthesis can be provided to a patient.

Abstract: Provided are an image processing method and an image processing apparatus. The image processing method includes obtaining scan data by scanning an object including a hole, obtaining at least one parameter for recognizing an inner region of the hole from the scan data, and recognizing the inner region of the hole from the scan data based on the obtained at least one parameter.

Abstract: A wireless scanning system according to a disclosed embodiment of the present invention comprises a three-dimensional scanner that acquires at least one piece of image data by scanning an object, and is interconnected with an external electronic apparatus by forming pairing with a communication hub, wherein the three-dimensional scanner comprises: a scanner-side processor that performs at least one control; and a scanner-side communication unit including a scanner-side first communication module that performs pairing in a first frequency band, and a scanner-side second communication module that performs paring in a second frequency band different from the first frequency band.

Abstract: Provided are a method and device for processing an oral image according to embodiments. The oral image processing method includes displaying adjacent tooth data adjacent to preparation tooth data and restoration data for restoration of the preparation tooth data, receiving an input for adjusting adaptation between the restoration data and the adjacent tooth data, processing the adaptation between the restoration data and the adjacent tooth data in response to the received input, and displaying the restoration data adapted according to the processed adaptation.

Abstract: A data processing method according to the present invention comprises the step of: loading at least a part of sample data corresponding to a training model into a user interface; matching the sample data with scan data obtained by scanning the training model; and assessing the scan data on the basis of a result of the matching between the scan data and the sample data.

Abstract: Provided is an oral image processing method including obtaining, as a first image, a face image of an object showing a teeth area, obtaining a second image by replacing the teeth area included in the first image with a virtual teeth area, and obtaining, from the second image, a third image including a face having a different attribute from a face included in the second image, by using a neural network trained to generate, from an input face image, a face image having a different attribute from the input face image.

Abstract: An image processing apparatus and an image processing method, according to the present invention, may sense an identifier positioned in a tip to identify unique information such as a serial number of the tip, and may update tip use information assigned to the identified unique information. In some cases, in connection with updating the tip use information, the use information may also be selectively updated based on the type of a scan target to be scanned. Alternatively, a scanning operation of the image processing apparatus may be restricted when a predetermined elapsed time from the removal to the mounting of the tip after scanning an oral cavity is not ensured. Due to the above-mentioned configuration, a user can conveniently recognize when to replace the tip.

Abstract: A three-dimensional scan system and an operating method thereof are provided. Embodiments of the present disclosure provide a method and a three-dimensional scan system for analyzing property information of an object from at least one image obtained by imaging an object to which light is projected, and automatically changing the color of a light source projecting light to the object based on the analyzed property information.

Abstract: The present invention relates to an occlusal vertical dimension reproduction method for denture fabrication and, more specifically, to an occlusal vertical dimension reproduction method for denture fabrication, wherein three-dimensional scan data is used to calculate the occlusal vertical dimension required to denture fabrication. The occlusal vertical dimension reproduction method for denture fabrication according to the present invention has an advantage that the occlusal vertical dimension for effectively denture fabrication can be easily determined while minimizing the number of direct scans of the upper jaw and the lower jaw of a patient in an edentulous state or occlusal state to reproduce, in a virtual space, the occlusal state of the oral cavity of the patient wearing denture or denture structure.

Abstract: Provided is a method for processing an oral image, the method including scanning two or more of a maxillary base model, a mandibular base model, and an abutment model together to obtain a multiple model image, scanning an occlusal model to obtain an occlusal model image, the occlusal model having a shape in which the maxillary base model and the mandibular base model are occluded, and aligning overlapping regions from the multiple model image and the occlusal model image to obtain a three-dimensional oral model, wherein the abutment model is detachable from the base model.

Abstract: Disclosed is a data processing method including obtaining deviation information indicating a degree of deviation of target data from reference data, and displaying, on the target data, information corresponding to the deviation information, wherein the obtaining of the deviation information includes obtaining the deviation information by comparing data other than data that deteriorates reliability of the deviation information from among the target data with the reference data.

Abstract: An image processing method according to the present disclosure includes the steps of: receiving at least one image data; assigning a plurality of feature points to the at least one image data; fitting the at least one image data to have at least one of a predetermined size and a predetermined angle based on at least one feature line generated by connecting at least two of the feature points; and designing a smile line by applying at least one template to a feature region generated by the feature points of the fitted image data.

Abstract: In an alignment state indicating apparatus and method according to the present invention, scanning is performed by a scanner, raw data is formed through light incident into the scanner, 3D data is formed through the raw data, and alignment is performed. When it is determined that such an alignment process of 3D data is not performed normally, the alignment state indicating apparatus and method according to the present invention provide visual feedback to a user on an alignment error in the form of a specific pattern, thereby allowing the user to quickly recognize whether to perform the alignment. Accordingly, the alignment state indicating apparatus and method have the advantage of improving the reliability of scanning by allowing the user to scan an object closely.

Abstract: The present disclosure relates to a calibration cradle for a three-dimensional scanner. In particular, the calibration cradle includes: a fixed case having an internal space formed therein; a pattern plate provided inside the fixed case and provided to calibrate the three-dimensional scanner comprising a camera; a movable case into which at least a portion of the three-dimensional scanner is inserted such that the camera faces the pattern plate, the movable case being configured to move to allow the three-dimensional scanner to move by at least one of rotational movement or vertical movement; and a movement driver configured to provide a driving force to move at least one of the movable case or the pattern plate. The calibration cradle provides an advantage of improving the reliability of calibration and user convenience.

Abstract: An image processing method according to the present disclosure includes the steps of receiving at least one piece of image data as an input, assigning a plurality of feature points to the image data, and modifying a part of the image data based on a feature line generated by connecting at least two of the plurality of feature points or a feature region generated by connecting at least three of the plurality of feature points.

Abstract: Provided is an area determination method for determining an area corresponding to an object from a three-dimensional model of an oral cavity. The area determination method includes: obtaining the three-dimensional model; determining a seed point on the three-dimensional model; based on the seed point, determining a reference point on the three-dimensional model; determining an area corresponding to an object, by gradually expanding a selection area based on the reference point; and displaying the determined area on the three-dimensional model.

Abstract: The present invention relates to a calibration cradle for a three-dimensional scanner. Particularly, the calibration cradle comprises: a cradle body into which a front end portion of a three-dimensional scanner is inserted and seated; a calibration pattern plate (hereinafter, abbreviated as “pattern plate”) which is disposed inside the cradle body to correct the scanning of the three-dimensional scanner; and a pattern movement part which automatically axially rotates and axially reciprocates the pattern plate in the cradle body when the three-dimensional scanner is coupled to the cradle body, whereby the present invention provides an advantage of improving the convenience and reliability of performing calibration.

Abstract: A method of providing information for dental treatment includes acquiring a design model that is generated based on a first scan model acquired by scanning a target object and is a model for an artifact to be attached to the target object, acquiring a second scan model generated by scanning the artifact manufactured based on the design model, aligning the first scan model and the second scan model, and identifying an incorrectly-made part in the second scan model, based on a result of the alignment, and generating information corresponding to the identified incorrectly-made part in the second scan model.