Abstract: The present disclosure relates to a modified polypeptide of glutamine synthetase having enhanced activity and a method of producing L-glutamine using the same. Since production of L-glutamine may be increased by using the novel modified polypeptide without a decrease in a growth rate compared to wild-type strains having glutamine synthetase activity, the modified polypeptide may be widely used for mass production of L-glutamine.

Abstract: Proposed is a manufacturing method of a retainer provided with a body part having a first surface being in contact with a teeth surface of a plurality of teeth forming a teeth arrangement so as to support the teeth arrangement. The manufacturing method includes a process of acquiring three-dimensional scanning data of the teeth arrangement, a data processing process in which processing line data for manufacturing the body part are generated, and a laser cutting process in which a body forming part is manufactured from a base material formed of a shape memory alloy material. In the data processing process, tangential lines that extend along the teeth surface of the teeth arrangement are formed and collected, and a first processing line formed by connecting, to each other, tangential line portions in a tangential line group body and a second processing line spaced apart from the first processing line are generated.

Abstract: Disclosed herein is a system for an interventional procedure using medical images. The system includes: a master device configured to perform control so that a medical tool of a robot arm follows intervention trajectories; an image processing device configured to register plan images, in which a surgical plan including the intervention trajectories of the medical tool is set up, and preoperative (pre-op) images acquired at a surgical site before surgery so that the surgical plan is transferred to the pre-op images and register the pre-op images and intraoperative (intra-op) images acquired at the surgical site during the surgery; and a user interface device configured to visualize the predicted arrival location of the tip of the medical tool for a target point when the robot arm operates according to the surgical plan by using the pre-op images and the intra-op images in conjunction with the image processing device.

Abstract: Disclosed herein is a computing system for performing medical image analysis. A computing system for performing medical image analysis according to an embodiment of the present invention includes at least one processor. The at least one processor performs image processing on a first medical image, and segments at least one anatomical region in the first medical image. The at least one processor generates a first quantitative parameter for the at least one anatomical region based on quantitative measurement conditions that can be measured in the first medical image, and stores the first quantitative parameter in a database in association with the first medical image and the at least one anatomical region.

Abstract: A headset of a surgical robot system includes an endoscope image transmission module configured to transmit an endoscope image to a main screen, a surgical assist function transmission module configured to transmit a selected and activated surgical assist function on an auxiliary screen positioned at one side of the main screen, a surgical assist function optional transmission module configured to transmit a list of a plurality of surgical assist functions to be provided on the auxiliary screen to a selection screen, an acceleration sensor and a gyroscope, configured to detect a change in a position of a head of a user, an eye tracking module configured to detect a change in a user gaze and a change in focus, and a controller configured to control a specific surgical assist function selected from among the plurality of surgical assist functions to be provided to the auxiliary screen.

Abstract: The present disclosure relates to a microorganism of the genus Corynebacterium producing L-amino acid, a method for producing L-amino acid using the same, use of L-amino acid production, and a composition for producing L-amino acid.

Abstract: Proposed is a regainer including a body part which is integrally formed of a shape memory material and supports teeth at opposite sides of tooth loss space, wherein the body part includes a first grip part which covers a portion of a perimeter of a tooth disposed at a first side relative to the tooth loss space, a second grip part which covers a portion of a perimeter of a tooth disposed at a second side relative to the tooth loss space, and a bridge which connects the first grip part with the second grip part and elastically supports the first grip part and the second grip part, wherein the bridge is formed in a form bent multiple times in the tooth loss space.

Abstract: Proposed are a spacer and a method of manufacturing the spacer. The spacer includes a body portion configured as a single structure and formed of a shape memory material, the body portion supporting teeth at both sides of a tooth loss space. Furthermore, the body portion includes a first grip portion surrounding a part around a tooth disposed at a first side with respect to the tooth loss space, a second grip portion surrounding a part around a tooth disposed at a second side with respect to the tooth loss space, and a bridge connecting the first grip portion and the second grip portion to each other. Furthermore, the first grip portion and the second grip portion have curved shapes open toward directions opposite to each other. Furthermore, the method includes a data obtaining process, a data processing process, and a laser cutting process.

Abstract: Disclosed are an apparatus and control method for recommending an application based on a recognized situation of a user of an electronic device by executing an artificial intelligence (AI) algorithm and/or machine learning algorithm in a 5G environment connected for the Internet of Things and a driving method thereof. The apparatus control method according to an embodiment of the present disclosure includes applying context information including at least one of environmental information collected through a sensor of the electronic device or a network, or usage information generated by the use of the electronic device to a machine learning based first learning model in response to a user input, and displaying, on a display, a first shortcut related to an application determined on the basis of a result of applying the context information to the first learning model and displaying, on the display, a second shortcut related to a preset application.

Abstract: The present disclosure relates to a modified polypeptide of glutamine synthetase having enhanced activity and a method of producing L-glutamine using the same. Since production of L-glutamine may be increased by using the novel modified polypeptide without a decrease in a growth rate compared to wild-type strains having glutamine synthetase activity, the modified polypeptide may be widely used for mass production of L-glutamine.

Abstract: Disclosed are a dirt suction guide device and a cleaner comprising the same. The disclosed cleaner comprises: a cleaner body for generating a suction force; a flexible hose connected to the cleaner body; an extension tube connected to the flexible hose; and a dirt suction guide device separately coupled to the extension tube, wherein the dirt suction guide device comprises a body, a movable portion, which is connected to one side of the body, and which is coupled to be able to slide with regard to the body, and a connecting portion, which is connected to the other side of the body, and which connects the body to the extension tube, and the body is hinge-coupled such that the same can selectively maintain and change an angle with regard to the extension tube.

Abstract: Disclosed is an oxygen generator with improved noise and vibration reduction, compactness, and user convenience. The oxygen generator includes a gas separation membrane module including: gas separation membranes formed of a bundle of hollow fiber membranes; an atmospheric air inlet, to one end of which one end of the gas separation membranes is bonded, sealed, and attached, and the other end of which air in the atmosphere enters; a nitrogen outlet, to one end of which the other end of the gas separation membranes is bonded, sealed, and attached, and the other end of which nitrogen exits; a guide rail where the gas separation membranes are wound in a coil and stored on an inner surface thereof; a gas separation membrane module casing containing the guide rail where the gas separation membranes are stored.

Abstract: Disclosed herein is a system for an interventional procedure using medical images. The system includes: a master device configured to perform control so that a medical tool of a robot arm follows intervention trajectories; an image processing device configured to register plan images, in which a surgical plan including the intervention trajectories of the medical tool is set up, and preoperative (pre-op) images acquired at a surgical site before surgery so that the surgical plan is transferred to the pre-op images and register the pre-op images and intraoperative (intra-op) images acquired at the surgical site during the surgery; and a user interface device configured to visualize the predicted arrival location of the tip of the medical tool for a target point when the robot arm operates according to the surgical plan by using the pre-op images and the intra-op images in conjunction with the image processing device.

Abstract: Disclosed herein is a computing system for performing medical image analysis. A computing system for performing medical image analysis according to an embodiment of the present invention includes at least one processor. The at least one processor performs image processing on a first medical image, and segments at least one anatomical region in the first medical image. The at least one processor generates a first quantitative parameter for the at least one anatomical region based on quantitative measurement conditions that can be measured in the first medical image, and stores the first quantitative parameter in a database in association with the first medical image and the at least one anatomical region.

Abstract: Presented are an apparatus and a control method, which execute an artificial intelligence (AI) algorithm and/or a machine learning algorithm and recommend a do-not-disturb mode based on a context recognized by an electronic equipment user in a 5G environment connected for the Internet of Things (IoT). An apparatus control method includes collecting user context information including time information and place information from at least one of data stored in a sensor, a communication module, or a memory of an electronic equipment, determining the recommendation of a do-not-disturb mode by applying the user context information to a learning engine, and displaying, on a display, a user interface capable of setting the do-not-disturb mode based on the determination of the recommendation of the do-not-disturb mode.

Abstract: A refrigerator having improved space utilization includes a main body, a storage room formed inside of the main body, a center frame provided at the center of the storage room to be spaced apart from both side walls of the storage room and having a guide elongated in a front-rear direction of the storage room and a plurality of shelves detachably coupled to the guide so as to be movable along the guide, the plurality of shelves including a first shelf and a second shelf positioned under the first shelf while the second shelf moving along the same guide as the first shelf in an inverted state.

Abstract: Disclosed are an apparatus and control method for recommending an application based on a recognized situation of a user of an electronic device by executing an artificial intelligence (AI) algorithm and/or machine learning algorithm in a 5G environment connected for the Internet of Things and a driving method thereof. The apparatus control method according to an embodiment of the present disclosure includes applying context information including at least one of environmental information collected through a sensor of the electronic device or a network, or usage information generated by the use of the electronic device to a machine learning based first learning model in response to a user input, and displaying, on a display, a first shortcut related to an application determined on the basis of a result of applying the context information to the first learning model and displaying, on the display, a second shortcut related to a preset application.

Abstract: Disclosed herein are an ice maker assembly movably disposed in a storage space, and a refrigerator comprising the same are provided. An ice maker assembly disposed in a storage space of a refrigerator to form ice, the ice maker assembly includes an ice maker unit configured to form ice and a basket unit configured to store the ice formed in the ice maker unit, wherein the ice maker unit includes a frame mounted at the refrigerator, a tray mounted at the frame and having a space in which the ice is formed, a water tank tiltably mounted at the frame and configured to supply water to the tray, and water stored in the water tank is supplied to the tray when the water tank is tilted in one direction.

Abstract: Disclosed are a dirt suction guide device and a cleaner comprising the same. The disclosed cleaner comprises: a cleaner body for generating a suction force; a flexible hose connected to the cleaner body; an extension tube connected to the flexible hose; and a dirt suction guide device separately coupled to the extension tube, wherein the dirt suction guide device comprises a body, a movable portion, which is connected to one side of the body, and which is coupled to be able to slide with regard to the body, and a connecting portion, which is connected to the other side of the body, and which connects the body to the extension tube, and the body is hinge-coupled such that the same can selectively maintain and change an angle with regard to the extension tube.

Abstract: A refrigerator comprises a body, a fresh food compartment provided in an upper portion of the body, a first freezer compartment provided in a lower portion of the body, a center compartment provided between the fresh food compartment and first freezer compartment and provided with an ice making compartment and a second freezer compartment, an upper door configured to open and close the fresh food compartment and the center compartment at a same time and a lower door configured to open and close the first freezer compartment, therefore the space utilization of the fresh food compartment may be enhanced.