Abstract: A red hot needle and a method for manufacturing the same wherein the red hot needle is provided with a heated needle handle located on top of a needle handle, so that heat applied to the heated needle handle diffuses into the needle handle and is slowly transferred to the needle body, thereby inhibiting a patient from being burned by the heat. The needle body is made of gold having relatively high abrasion resistance and tension, so that pain caused by insertion of the needle body is reduced. The a needle handle has greater thickness than the needle body, and the heated needle handle has lesser thickness than the needle handle. The method for manufacturing includes making the needle body of gold, making the needle handle and the heated needle handle of silver, attaching the needle body to the needle handle, and removing impurities from the needle by means of acidification.

Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a support unit configured to support a substrate; and a liquid supply unit configured to supply a treating liquid onto the substrate supported on the support unit, and wherein the liquid supply unit comprises: a tank configured to have an accommodation space for storing the treating liquid therein; a circulation line configured to circulate the treating liquid stored in the accommodation space; a supplementary line configured to supply the treating liquid to the accommodation space, and at which a valve is installed; a heater installed at the circulation line, and for heating the treating liquid; and a controller is configured to control the valve and the heater.

Abstract: The present invention is intended to provide a cleaning apparatus for a 3-dimensional (3D) printing structure and a cleaning method for a 3D printing structure. To this end, the present invention provides a cleaning apparatus for a 3D printing structure, the cleaning apparatus including a hygroscopic paper supply part supplying a hygroscopic paper while the wound film-type hygroscopic paper is unwound, a hygroscopic paper collecting part winding and collecting the film-type hygroscopic paper, a film-type hygroscopic paper moving in a direction from the supply part to the collecting part between the supply part and the collecting part according to a mutual operation of the supply part and the collecting part, and a support part disposed on an opposite surface of a hygroscopic paper surface, on which the 3D printing structure is disposed, with respect to the film-type hygroscopic paper, and a cleaning method for a 3D printing structure, and a cleaning method for a 3D printing structure.

Abstract: Disclosed is a method for manufacturing a 3D printing structure, the method including: producing a molded body by performing 3D printing on paste including printing powder in a coagulation bath including a hydrogel; hardening the molded body produced in the coagulation bath; and removing the hydrogel in the coagulation bath. A method for manufacturing a 3D printing structure, which is provided according to an aspect of the disclosure, does not require printing of a separate support, and thus it is possible to save time and costs. A post-processing process for removing a support is not required. Thus, a process is further simplified, and there is no risk of damage to a structure.

Abstract: The present invention relates to a composition for preparing an organic-inorganic complex hydrogel and a kit for preparing an organic-inorganic complex hydrogel comprising same, and specifically, to a composition for preparing an organic-inorganic complex hydrogel and a kit for preparing an organic-inorganic complex hydrogel comprising same, comprising: a biocompatible polymer having a photocrosslinkable functional group; and a calcium phosphate-based ceramic powder.

Abstract: A method for producing granules of a uniform size includes preparing an organic member solution, uniformly dispersing an inorganic member in the organic member solution at a weight ratio of 1 to 10 based on an organic member to form an organic-inorganic composite solution, spraying the organic-inorganic composite solution in an electrostatic charge manner, and polymerizing the sprayed organic-inorganic composite solution to form a hydrogel phase. The granules having a uniform size may be mass-produced in a short time and may be produced at a high yield. The method may be applied to a variety of fields, such as a pharmaceutical field, a medical field, a cosmetics field, and a food field and may replace a conventional spray drying method.

Abstract: An apparatus for processing a substrate includes a housing having a processing space in which the substrate is processed, a support unit that supports the substrate in the processing space, a nozzle that dispenses a chemical onto the substrate placed on the support unit, a chemical supply unit that supplies the chemical to the nozzle, and a controller that controls the chemical supply unit.

Abstract: Provided is an apparatus for supplying a chemical liquid, the apparatus including: a storage tank in which a chemical liquid is stored; a discharge line through which the chemical liquid stored in the storage tank is discharged; a level tube connected to the storage tank so as to check a water level of the chemical liquid in the storage tank and receiving the chemical liquid at the same water level as the water level of the chemical liquid in the storage tank; and a controller for controlling a first valve installed in the discharge line, in which the level tube has one end connected to an upper space of the storage tank and the other end connected to the discharge line.

Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes a support unit configured to support a substrate; and a liquid supply unit configured to supply a treating liquid onto the substrate supported on the support unit, and wherein the liquid supply unit comprises: a tank configured to have an accommodation space for storing the treating liquid therein; a circulation line configured to circulate the treating liquid stored in the accommodation space; a supplementary line configured to supply the treating liquid to the accommodation space, and at which a valve is installed; a heater installed at the circulation line, and for heating the treating liquid; and a controller is configured to control the valve and the heater.

Abstract: The present invention relates to a method for manufacturing a support for regenerating core-shell structured hard tissue and a support for regenerating core-shell structured hard tissue manufactured thereby, wherein the support may further comprise bio-functional materials, such as cells, in a core-shell structure. The method for manufacturing a support for regenerating core-shell structured hard tissue according to the present invention has an effect of manufacturing a support for regenerating core-shell structured hard tissue by a method by which a 3-dimensional structure is prepared by a layer manufacturing process through an extrusion container having a double nozzle. In addition, the support can be manufactured at room temperature, thereby having an effect of containing cells or various bio-functional materials.

Abstract: The present disclosure relates to technology that controls a robot based on brain-computer interface, and a robot control method acquires a first biosignal indicating an intention to start the operation of the robot from a user to operate the robot, provides the user with visual stimulation of differently set signal cycles corresponding to a plurality of objects for which the robot executes motions, acquires a second biosignal evoked by the visual stimulation from the user to identify an object selected by the user, and acquires a third biosignal corresponding to a motion for the identified object from the user to induce the robot to execute the corresponding motion.

Abstract: An organic light-emitting diode (OLED) driving characteristic detection circuit is provided. The OLED driving characteristic detection circuit comprising a first current integrator receiving a first current via a first sensing channel and outputting a first sampling voltage based on the first current, a second current integrator receiving a second current via a second sensing channel and outputting a second sampling voltage based on the second current, and a sampling circuit receiving the first and second sampling voltages, followed by storing and holding the first and second sampling voltages, and removing common noise components included in the first and second sampling voltages, a third sampling capacitor and a fourth sampling capacitor which are connected to an output terminal of the second current integrator and store and hold the second sampling voltage, and a plurality of switches which connect first ends of the first sampling capacitor to the fourth sampling capacitor.

Abstract: Disclosed is a method for manufacturing a 3D printing structure, the method including: producing a molded body by performing 3D printing on paste including printing powder in a coagulation bath including a hydrogel; hardening the molded body produced in the coagulation bath; and removing the hydrogel in the coagulation bath. A method for manufacturing a 3D printing structure, which is provided according to an aspect of the disclosure, does not require printing of a separate support, and thus it is possible to save time and costs. A post-processing process for removing a support is not required. Thus, a process is further simplified, and there is no risk of damage to a structure.

Abstract: The present invention relates to a composition and a product which are used when cooking food containing carbohydrates and proteins as main ingredients, when cooling processed food such as ramen, when preparing vegetable protein food such as tofu, or when administering alcoholic beverages, coffee, tea, beverages and the like, so as to increase the elasticity, texture or taste of prepared or cooked food, thereby improving the flavor thereof.

Abstract: The present invention relates to a 3D printer wherein a printing material is placed and hardened on a transparent film and a 3D printing method using the same. The 3D printer of the present invention is composed of the film supplying part to provide a transparent film; the material supplying part to provide a printing material on the transparent film; the photo-hardening part to solidify the printing material provided onto the transparent film as a designed form; and the film collecting part to collect the transparent film and the remaining printing material after the printing material has been hardened by the photo-hardening part.

Abstract: A low-power direct current-direct current (DC-DC) converter includes a capacitor, an inductor electrically connected to the capacitor, a first switch configured to be turned on for a first switching interval and supply energy from an input power source to the inductor for the first switching interval, a second switch configured to be turned on for a second switching interval and electrically connect the inductor and a ground terminal for the second switching interval, and a switching control circuit configured to generate first and second switching signals. The switching control circuit is further configured to generate a first sample signal by sampling the voltage level of a first node, and to determine, responding to the first sample signal in time domain, an pulse width adjustment adapted to adjust at least one of the length of a second switching interval and the length of a common blocking interval.

Abstract: An apparatus for processing a substrate includes a housing having a processing space in which the substrate is processed, a support unit that supports the substrate in the processing space, a nozzle that dispenses a chemical onto the substrate placed on the support unit, a chemical supply unit that supplies the chemical to the nozzle, and a controller that controls the chemical supply unit.

Abstract: The present disclosure relates to technology that controls a robot based on brain-computer interface, and a robot control method acquires a first biosignal indicating an intention to start the operation of the robot from a user to operate the robot, provides the user with visual stimulation of differently set signal cycles corresponding to a plurality of objects for which the robot executes motions, acquires a second biosignal evoked by the visual stimulation from the user to identify an object selected by the user, and acquires a third biosignal corresponding to a motion for the identified object from the user to induce the robot to execute the corresponding motion.

Abstract: The present invention is intended to provide a cleaning apparatus for a 3-dimensional (3D) printing structure and a cleaning method for a 3D printing structure. To this end, the present invention provides a cleaning apparatus for a 3D printing structure, the cleaning apparatus including a hygroscopic paper supply part supplying a hygroscopic paper while the wound film-type hygroscopic paper is unwound, a hygroscopic paper collecting part winding and collecting the film-type hygroscopic paper, a film-type hygroscopic paper moving in a direction from the supply part to the collecting part between the supply part and the collecting part according to a mutual operation of the supply part and the collecting part, and a support part disposed on an opposite surface of a hygroscopic paper surface, on which the 3D printing structure is disposed, with respect to the film-type hygroscopic paper, and a cleaning method for a 3D printing structure, and a cleaning method for a 3D printing structure.

Abstract: An organic light-emitting diode (OLED) driving characteristic detection circuit is provided. The OLED driving characteristic detection circuit comprising a first current integrator receiving a first current via a first sensing channel and outputting a first sampling voltage based on the first current, a second current integrator receiving a second current via a second sensing channel and outputting a second sampling voltage based on the second current, and a sampling circuit receiving the first and second sampling voltages, followed by storing and holding the first and second sampling voltages, and removing common noise components included in the first and second sampling voltages, a third sampling capacitor and a fourth sampling capacitor which are connected to an output terminal of the second current integrator and store and hold the second sampling voltage, and a plurality of switches which connect first ends of the first sampling capacitor to the fourth sampling capacitor.