Abstract: A method of processing a three-dimensional oral cavity model may include: obtaining a first three-dimensional oral cavity model generated by scanning an object; obtaining a margin line of the first three-dimensional oral cavity model; and obtaining a second three-dimensional oral cavity model in which the margin line is represented by changing an attribute of data corresponding to a position of the margin line obtained in the first three-dimensional oral cavity model.

Abstract: Disclosed embodiments 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 acquiring three-dimensional intraoral data by scanning an oral cavity including teeth, acquiring a tooth region including the teeth in the three-dimensional intraoral data, acquiring, based on the tooth region, a gingival region having an edge formed as a curve having a smaller curvature than a curvature of an edge of the tooth region, and displaying the tooth region and the gingival region as a final selection region.

Abstract: Provided are a data processing apparatus for processing an intraoral image and an intraoral image processing method. An intraoral image processing method of a data processing apparatus includes obtaining upper-jaw scan data obtained by scanning an upper jaw of an oral cavity, lower-jaw scan data obtained by scanning a lower jaw of the oral cavity, and occlusion scan data obtained by scanning an occlusion state of the upper jaw and the lower jaw, selecting a mobility tooth, and performing occlusion alignment of the upper-jaw scan data and the lower-jaw scan data based on the occlusion scan data excluding the selected mobility tooth.

Abstract: Provided are a method and apparatus for processing an intraoral image. The data processing apparatus includes a memory including one or more instructions, and a processor configured to execute the one or more instructions stored in the memory, wherein the processor, by executing the one or more instructions, displays an eggshell generated based on surface data of a tooth selected from the intraoral image, provides a user interface that allows to adjust a boundary of the eggshell, and displays an eggshell transformed by adjusting the boundary of the eggshell according to a user input through the user interface.

Abstract: Provided are an image processing method and an image processing apparatus. The image processing method includes obtaining three-dimensional (3D) scan data by scanning an object including a hole, obtaining data corresponding to the hole region, based on the scan data, and displaying a final model representing a filled shape of the hole, based on the scan data and the data corresponding to the hole region.

Abstract: Various embodiments disclosed in the present disclosure provide an electronic device comprising: a communication circuit communicatively connected to a three-dimensional scanner; at least one memory configured to store a correlation model constructed by modeling a correlation between a two-dimensional image set regarding oral cavities of subjects and a data set in which a tooth region and a gingival region are identified in each image of the two-dimensional image set according to a machine learning algorithm; and at least one processor, wherein the at least one processor is configured to access a two-dimensional image regarding a target oral cavity or target diagnosis model received from the three-dimensional scanner through the communication circuit, and use the correlation model to identify a tooth region and a gingival region from the two-dimensional image regarding the target oral cavity or target diagnostic model.

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: In method for replaying a scanning process according to the present invention, position information and rotation information of a scanner are acquired while scanning a scan target is a scanning step, and the distance relationship and angle relationship with the scan target can be calculated according to the position information and rotation information of the scanner. The acquired information and relationship values can be linked with a scan time and stored, and scanning data, along with the acquired information, can be sequentially displayed over time in a display step. According to the method for replaying a scanning process, the process of scanning performed by a user can be examined in chronological order, and the examination process can be quickly performed by controlling replay speed and selecting scan time.

Abstract: Provided is a hand-held scanner including: a body in a longitudinal direction; and an optical engine provided in the body and configured to output light, wherein the optical engine includes: a lighting unit configured to emit, along a first axis, light generated from at least one light source; and a projection unit configured to project light emitted from the lighting unit, along a second axis being parallel to the first axis, and wherein directions of the first axis and the second axis are equal.

Abstract: Provided are an intraoral image processing apparatus and an intraoral image processing method. The intraoral image processing method includes obtaining an original model and a resultant model for an object, modifying, based on a user input, a shape of one of the original model and the resultant model, and modifying, based on the modified shape, a shape of the other one of the original model and the resultant model.

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: Provided are a data processing device, a scanner, operating methods thereof, and computer-readable storage media having stored thereon programs for performing the operating methods. The data processing device includes a display, a communication interface, a memory storing one or more instructions, and a processor configured to execute the one or more instructions to control the communication interface to receive, from a scanner, scan data of an object obtained by scanning the object, control the display to display an image corresponding to three-dimensional data generated based on the scan data, while the image is displayed, control the communication interface to receive, from the scanner, a control signal generated according to a user input detected through one or more user interfaces of the scanner, perform a function of adjusting the generated three-dimensional data according to the control signal, and control the display to display the image, based on the adjusted three-dimensional data.

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: A data processing method according to the present disclosure comprises: determining whether a simulation model is to be generated, based on scan data of an object obtained by scanning the object, and at least one simulation condition for the scan data; when it has been determined that the simulation model is not generated, editing at least a part of the scan data; and generating the simulation model based on the edited scan data and the at least one simulation condition previously applied in the determining whether the simulation model is to be generated.

Abstract: A data processing method according to the present invention comprises: an occlusion data acquisition step of acquiring a plurality of occlusion data, which includes at least a portion of the shape of the upper jaw and the shape of the lower jaw of an object; an occlusion model generation step of aligning each of the plurality of occlusion data with upper jaw data expressing the upper jaw and lower jaw data expressing the lower jaw, so as to generate a plurality of occlusion models; and an occlusion model display step of continuously displaying at least some of the plurality of occlusion models.

Abstract: Disclosed is a data processing method performed by a data processing device, the data processing method including obtaining a first scan model and a second scan model, determining whether to initially align the first scan model and the second scan model, and in response to determining not to initially align the first scan model and the second scan model, precisely aligning the first scan model and the second scan model.

Abstract: A three-dimensional intraoral model processing device and an operating method of the three-dimensional intraoral model processing device are provided. A three-dimensional intraoral model processing device is configured to identify a missing tooth included in scanned teeth of a three-dimensional intraoral model obtained by scanning teeth, generate a planned prosthetic tooth for prosthetizing the missing tooth by using at least one of the scanned teeth of the three-dimensional intraoral model, move the scanned teeth including the generated planned prosthetic tooth to a final target position, and display a target intraoral model including the scanned teeth moved to the final target position.

Abstract: Provided is a method of identifying a selection region in an intraoral image. In detail, provided is a method of identifying a selection region in an intraoral image, including: obtaining the intraoral image; determining a reference point of the intraoral image; determining a brush, based on the reference point and at least one piece of distance information; identifying a region of the intraoral image, which overlaps a region determined by the brush, as the selection region; and displaying the selection region in the intraoral image.

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 data processing method according to the present invention comprises obtaining pieces of scan data from different models; aligning the obtained pieces of scan data; and merging a portion of one of the aligned pieces of scan data with another of the aligned pieces of scan data.