Abstract: A battery module which prevents laser transmission, and a battery pack including the same, comprises: a battery cell stack in which a plurality of battery cells are stacked, a lower frame covering a lower surface and both side surfaces of the battery cell stack, an upper frame covering an upper surface of the battery cell stack, and a rib protruding from the upper frame so as to align with a pad located between an outermost battery cell of the battery cell stack and one of the side surfaces of the lower frame. The rib is configured to cut off a laser transmitted between the upper frame and the lower frame.

Abstract: An image sensor includes a substrate, a first isolation region defining a unit pixel, a first photoelectric conversion region in the unit pixel, a second photoelectric conversion region in the unit pixel, the second photoelectric conversion region spaced apart from the first photoelectric conversion region, a floating diffusion region, the floating diffusion region adjacent to the first surface of the substrate, a first transfer gate on the first surface of the substrate, the first transfer gate between the first photoelectric conversion region and the floating diffusion region, and a second transfer gate on the first surface of the substrate, the second transfer gate between the second photoelectric conversion region and the floating diffusion region. At least a part of the first transfer gate is buried in the substrate, and a bottom surface of the first transfer gate is different in height from a bottom surface of the second transfer gate.

Abstract: An image sensor includes a semiconductor substrate having a first surface and a second surface opposing the first surface, a photodiode layer in the semiconductor substrate, a transfer gate on the photodiode layer, the transfer gate being on the first surface of the semiconductor substrate, a first trench recessed from the first surface of the semiconductor substrate at one side of the transfer gate, a first impurity injection region on at least a portion of a bottom surface of the first trench, the first impurity injection region not being on a sidewall of the first trench, and a lens on the second surface of the semiconductor substrate.

Abstract: An image sensor includes a first element separation film inside a substrate and having a mesh shape, pixel regions on the substrate defined by the first element separation film and including at least first and second pixel regions, and a second element separation film inside the substrate and partitioning the first pixel region into sub-pixel regions, the second element separation film not being in the second pixel region, wherein the first pixel region includes first photoelectric conversion elements, and a first color filter on the first photoelectric conversion elements, the first color filter being one of white, green, and blue color filters, and wherein the second pixel region includes second photoelectric conversion elements, and a second color filter on the second photoelectric conversion elements, the second color filter being different from the first color filter and one of red and white color filters.

Abstract: The present invention discloses an induction heating type dental filling device including a body unit grippable by a user, a filling unit containing a refillable filling material and connected to the body unit so that one side thereof is insulated from the body unit, a heating unit disposed in close contact with the filling unit and heating the filling material using induced current to convert the filling material into a liquid state, a pressing unit for pressing the heated filling material to discharge the heated filling material to the outside of the filling unit, and a shielding unit for shielding the heat and magnetic field of the heating unit. According to this configuration, heat loss through the filling unit may be prevented and clamping force for the body unit may be excellent, so that the efficiency of filling a filling material for dental treatment may be improved.

Abstract: An image sensor includes a substrate, a first isolation region defining a unit pixel, a first photoelectric conversion region in the unit pixel, a second photoelectric conversion region in the unit pixel, the second photoelectric conversion region spaced apart from the first photoelectric conversion region, a floating diffusion region, the floating diffusion region adjacent to the first surface of the substrate, a first transfer gate on the first surface of the substrate, the first transfer gate between the first photoelectric conversion region and the floating diffusion region, and a second transfer gate on the first surface of the substrate, the second transfer gate between the second photoelectric conversion region and the floating diffusion region. At least a part of the first transfer gate is buried in the substrate, and a bottom surface of the first transfer gate is different in height from a bottom surface of the second transfer gate.

Abstract: Disclosed is a microneedle including at least one tip portion that is capable of penetrating the skin and includes a liquid medicine melted in the skin; a base portion supporting the at least one tip portion; and at least one guide portion that is provided between the at least one tip portion and the base portion, is made of a non-soluble material, and is protruded in a direction in which the at least one tip portion penetrates the skin to couple with the at least one tip portion. In accordance with such a configuration, the at least one tip portion may be instantly separated in a short time, whereby superior liquid medicine supplyability is exhibited.

Abstract: The present invention discloses an induction heating type dental filling device including a body unit grippable by a user, a filling unit containing a refillable filling material and connected to the body unit so that one side thereof is insulated from the body unit, a heating unit disposed in close contact with the filling unit and heating the filling material using induced current to convert the filling material into a liquid state, a pressing unit for pressing the heated filling material to discharge the heated filling material to the outside of the filling unit, and a shielding unit for shielding the heat and magnetic field of the heating unit. According to this configuration, heat loss through the filling unit may be prevented and clamping force for the body unit may be excellent, so that the efficiency of filling a filling material for dental treatment may be improved.

Abstract: Disclosed is a microneedle for dental material delivery, the microneedle including a needle body portion; an active ingredient coating portion configured to coat the surface of the needle body portion, and including an active ingredient transferred to the skin tissue within a mouth; and a base portion configured to couple with the needle body portion, and to bend along a skin shape within the mouth, wherein the base portion includes at least one of polyethylene (PE), polypropylene (PP), polytetrafluoroethylene (PTFE), polymethylmethacrylate (PMMA), ethylene vinyl acetate (EVA), polycaprolactone (PCL), polyurethane (PU), polyethylene terephthalate (PET), polyethylene glycol (PEG), polyvinyl alcohol (PVA), poly lactide (PLA), poly lactic-co-glycolic acid (PLGA), and polyglycolide (PGA).

Abstract: A method of manufacturing a microneedle according to the present disclosure includes a step of preparing a microneedle; a step of cooling the microneedle; and a step of inducing an endothermic reaction of the cooled microneedle, and coating the cooled microneedle with an active ingredient at least once. In accordance with such a configuration, coatability of the active ingredient can be improved due to an endothermic reaction without a separate drying process, thereby providing superior medication.

Abstract: A dental treatment instrument includes a bridge unit, and a first tip and a second tip unit each configured to be replaceable with respect to the bridge unit, where the bridge unit includes a first lengthwise groove formed in a lengthwise direction at one end of the bridge unit, a first circumferential groove extending from the first lengthwise groove in a first circumferential direction, a second lengthwise groove formed in the lengthwise direction at the other end of the bridge unit, and a second circumferential groove extending from the second lengthwise groove in a second circumferential direction different from the first circumferential direction, and the first tip unit includes a first coupling protrusion extending in a direction vertical to the lengthwise direction of the bridge unit, and the second tip unit includes a second coupling protrusion extending in a direction vertical to the lengthwise direction of the bridge unit.

Abstract: Disclosed is a dispenser device for dental material, the dispenser device including a body, a capsule configured to detachably couple with the body, and to accommodate a dental material, a piston configured to pressurize the capsule and to discharge the dental material from the capsule, an actuator configured to actuate the piston, and a heating unit provided to the body, and configured to locally heat the capsule. The heating unit includes a film heater configured to generate heat for heating the capsule provided to the body, and a heat transferor provided between the capsule and the film heater, configured to transfer the heat generated from the film heater to the capsule, and formed using a metal material.

Abstract: A vibrator for attaching composite resin to a tooth includes a housing, a vibration motor accommodated in the housing and configured to generate vibration, a micro-computer configured to control an operation and a vibration frequency of the vibration motor, a vibration tip configured to couple with one side of the housing to be exposed to an outside of the housing and to transfer the vibration to the composite resin, a vibration bushing provided at one end of the vibration tip and accommodated in the housing, and a control switch provided on one side of the housing and configured to generate a vibration motor control signal in response to a user contacting or pushing the control switch.

Abstract: Disclosed is a microneedle including at least one tip portion that is capable of penetrating the skin and includes a liquid medicine melted in the skin; a base portion supporting the at least one tip portion; and at least one guide portion that is provided between the at least one tip portion and the base portion, is made of a non-soluble material, and is protruded in a direction in which the at least one tip portion penetrates the skin to couple with the at least one tip portion. In accordance with such a configuration, the at least one tip portion may be instantly separated in a short time, whereby superior liquid medicine supplyability is exhibited.

Abstract: A method of manufacturing a microneedle according to the present disclosure includes a step of preparing a microneedle; a step of cooling the microneedle; and a step of inducing an endothermic reaction of the cooled microneedle, and coating the cooled microneedle with an active ingredient at least once. In accordance with such a configuration, coatability of the active ingredient can be improved due to an endothermic reaction without a separate drying process, thereby providing superior medication.

Abstract: Disclosed is a dental treatment instrument including a bridge unit configured to be gripped by a user; a plurality of tip units configured to be replaceable with respect to the bridge unit; and a coupling unit configured to selectively couple the tip unit with the bridge unit. The coupling unit is configured to couple the tip unit with the bridge unit by inserting and thereby rotating a portion of the tip unit relative to the bridge unit. Through this configuration, various types of dental tips may be easily replaced based on a selection of a user.

Abstract: Provided is a vibrator for attaching composite resin to a tooth, the vibrator including a housing; a vibration motor accommodated in the housing and configured to generate vibration; a micro-computer configured to control an operation and a vibration frequency of the vibration motor; and a vibration tip configured to couple with one side of the housing to be exposed to an outside of the housing, and to transfer the vibration to the composite resin.

Abstract: Disclosed is a microneedle for dental material delivery, the microneedle including a needle body portion; an active ingredient coating portion configured to coat the surface of the needle body portion, and including an active ingredient transferred to the skin tissue within a mouth; and a base portion configured to couple with the needle body portion, and to bend along a skin shape within the mouth, wherein the base portion includes at least one of polyethylene (PE), polypropylene (PP), polytetrafluoroethylene (PTFE), polymethylmethacrylate (PMMA), ethylene vinyl acetate (EVA), polycaprolactone (PCL), polyurethane (PU), polyethylene terephthalate (PET), polyethylene glycol (PEG), polyvinyl alcohol (PVA), poly lactide (PLA), poly lactic-co-glycolic acid (PLGA), and polyglycolide (PGA).

Abstract: Disclosed is a dispenser device for dental material, the dispenser device including a body, a capsule configured to detachably couple with the body, and to accommodate a dental material, a piston configured to pressurize the capsule and to discharge the dental material from the capsule, an actuator configured to actuate the piston, and a heating unit provided to the body, and configured to locally heat the capsule. The heating unit includes a film heater configured to generate heat for heating the capsule provided to the body, and a heat transferor provided between the capsule and the film heater, configured to transfer the heat generated from the film heater to the capsule, and formed using a metal material.

Abstract: Provided are a nano bubble generator for irrigating a root canal of a tooth and a dental device including the nano bubble generator. The nano bubble generator may include a generator configured to generate nano-scale bubbles within a fluid, a nozzle connected to the generator and configured to move the fluid containing bubbles that flows in from the generator and to apply the fluid at the end of the nozzle, and an ultrasonic portion disposed in the nozzle and configured to apply ultrasonic waves to the fluid containing the bubbles so that the bubbles are maintained in a distributed form.