Abstract: Disclosed herein are an apparatus and method for providing sensor data in a sensor device based on a blockchain. A method for providing sensor data in a sensor device based on a blockchain may include creating a device record using encrypted device identification information, registering the device record in the blockchain, creating an event record using event information collected from a sensor, registering the header of the event record, including information about a link to the device record, in the blockchain, and distributing the body of the event record, the body being linked to the header of the event record.

Abstract: Provided is a ceiling storage system capable of correcting a working position and constantly checking stability of a structure by detecting an amount of change in a facility. According to the ceiling storage system, a transport vehicle moves to an upper portion of a first storage area of a plurality of storage areas in a state of gripping an article, and the transport vehicle measures a first distance value between the transport vehicle and the first storage area using a distance sensor and measures a relative position value between the transport vehicle and the first storage area using a vision sensor, before unloading the article from the first storage area.

Abstract: Disclosed are an apparatus and a method for Internet of Things (IoT) device security. The method includes unifying a port in a first IoT device for communication, receiving, by the first IoT device, a packet from a second IoT device through the port, identifying whether the packet in the first IoT device is in a preset packet form, verifying content of the packet in the first IoT device when the packet is in the preset packet form, and opening the port for providing a service in the first IoT device when the verifying of the packet content is successful.

Abstract: Disclosed is an apparatus for measuring the distribution of radiation dose emitted from a brachytherapy insertion tool, the apparatus including a housing having defined therein a measurement space in which the brachytherapy insertion tool is located, a fluorescent member disposed at the housing, the fluorescent member being configured to react with radiation emitted to the measurement space and to emit light, a camera disposed in the housing, and a cover coupled to one surface of the housing, the cover being configured to cover the fluorescent member. The portion of the fluorescent member to which radiation from a radiation source of the brachytherapy insertion tool is applied reacts with the radiation and generates light, brightness of the light varies depending on distribution of the radiation, and the position at which the light is bright is calculated to measure the direction in which the brachytherapy insertion tool has no shielding.

Abstract: The present invention relates to a method, a device, and a program for calculating a brachytherapy plan, and a brachytherapy apparatus. The method comprises: a step in which a computer obtains the number of radiation irradiation spots on the basis of radiation irradiation information (a radiation irradiation spot number obtaining step (S200)); a step in which the computer obtains target area information from a body model of a patient generated on the basis of medical image data of the patient (a target area information obtaining step (S400)); and a therapy plan calculating step (S600) in which the computer calculates, on the basis of the radiation irradiation information and the target area information, the radiation irradiation spots to which radiation is irradiated and the time length of irradiation to each radiation irradiation spot.

Abstract: A body-insertable device having an adjustable radiation emission direction and radiation emission range, which includes a first outer body extending to be long and an accommodation space having a first accommodation space and a second accommodation space having different distances to the first outer body.

Abstract: Disclosed is an apparatus for measuring the distribution of radiation dose emitted from a brachytherapy insertion tool, the apparatus including a housing having defined therein a measurement space in which the brachytherapy insertion tool is located, a fluorescent member disposed at the housing, the fluorescent member being configured to react with radiation emitted to the measurement space and to emit light, a camera disposed in the housing, and a cover coupled to one surface of the housing, the cover being configured to cover the fluorescent member. The portion of the fluorescent member to which radiation from a radiation source of the brachytherapy insertion tool is applied reacts with the radiation and generates light, brightness of the light varies depending on distribution of the radiation, and the position at which the light is bright is calculated to measure the direction in which the brachytherapy insertion tool has no shielding.

Abstract: The present invention relates to a body insertable device having an outer body being bent; and an inner body positioned inside the outer body, having an accommodation space in which the resource soured is accommodated, and being capable of rotating inside the outer body, wherein a radiation emission direction is continuously adjusted by rotation of the inner body.

Abstract: The present invention relates to an in vivo radiation amount measuring instrument. An in vivo radiation amount measuring instrument according to the present invention comprises: a main body elongated along an in vivo inserting direction and capable of supplying a fluid; an expanding part having at least a portion thereof fixed or connected to the main body and capable of being expanded and contracted by means of the outflow/inflow of the fluid; and a radiation measuring part disposed on the expanding part and measuring the amount of surface radiation distribution on in vivo tissue which the expanding part contacts by expanding.

Abstract: The present invention relates to a method, a device, and a program for calculating a brachytherapy plan, and a brachytherapy apparatus. The method comprises: a step in which a computer obtains the number of radiation irradiation spots on the basis of radiation irradiation information (a radiation irradiation spot number obtaining step (S200)); a step in which the computer obtains target area information from a body model of a patient generated on the basis of medical image data of the patient (a target area information obtaining step (S400)); and a therapy plan calculating step (S600) in which the computer calculates, on the basis of the radiation irradiation information and the target area information, the radiation irradiation spots to which radiation is irradiated and the time length of irradiation to each radiation irradiation spot.

Abstract: A body-insertable device having an adjustable radiation emission direction and radiation emission range, which includes a first outer body extending to be long and an accommodation space having a first accommodation space and a second accommodation space having different distances to the first outer body.

Abstract: The present invention relates to a body insertable device having an outer body being bent; and an inner body positioned inside the outer body, having an accommodation space in which the resource soured is accommodated, and being capable of rotating inside the outer body, wherein a radiation emission direction is continuously adjusted by rotation of the inner body.

Abstract: Disclosed is a proton beam detection device comprising a sensor having optical fiber of an arrangement structure capable of accurately and efficiently detecting proton dose distribution such as bragg peak, spread out bragg peak (SOBP) and symmetry of a therapeutic proton beam emitted in a scattering mode. The proton beam detection device, which detects a proton beam emitted from a proton beam source in a scattering mode, comprises a sensor having a plurality of detection modules including reference optical fiber and detection optical fiber having a length longer than the length of the reference optical fiber, the plurality of detection modules being diagonally arranged in the depth direction along which the proton beam emitted from the proton beam source proceeds.

Abstract: The present invention relates to an in vivo radiation amount measuring instrument. An in vivo radiation amount measuring instrument according to the present invention comprises: a main body elongated along an in vivo inserting direction and capable of supplying a fluid; an expanding part having at least a portion thereof fixed or connected to the main body and capable of being expanded and contracted by means of the outflow/inflow of the fluid; and a radiation measuring part disposed on the expanding part and measuring the amount of surface radiation distribution on in vivo tissue which the expanding part contacts by expanding.

Abstract: The disclosed device for detecting the position and dose distribution of a therapeutic proton beam emitted in a pencil beam scanning mode comprises: a proton beam progressing position detection unit comprising a plurality of first optical fibers arranged along the first direction and a plurality of second optical fibers arranged along the second direction which is different from the first direction; and a proton beam dose distribution detection unit comprising a plurality of optical wavelength converter, each of which comprises an optical wavelength conversion disk and an optical wavelength-converting optical fibers arranged along the outer circumference of the optical wavelength conversion disk.

Abstract: The disclosed device for detecting the position and dose distribution of a therapeutic proton beam emitted in a pencil beam scanning mode comprises: a proton beam progressing position detection unit comprising a plurality of first optical fibers arranged along the first direction and a plurality of second optical fibers arranged along the second direction which is different from the first direction; and a proton beam dose distribution detection unit comprising a plurality of optical wavelength converter, each of which comprises an optical wavelength conversion disk and an optical wavelength-converting optical fibers arranged along the outer circumference of the optical wavelength conversion disk.

Abstract: Disclosed is a proton beam detection device comprising a sensor having optical fiber of an arrangement structure capable of accurately and efficiently detecting proton dose distribution such as bragg peak, spread out bragg peak (SOBP) and symmetry of a therapeutic proton beam emitted in a scattering mode. The proton beam detection device, which detects a proton beam emitted from a proton beam source in a scattering mode, comprises a sensor having a plurality of detection modules including reference optical fiber and detection optical fiber having a length longer than the length of the reference optical fiber, the plurality of detection modules being diagonally arranged in the depth direction along which the proton beam emitted from the proton beam source proceeds.

Abstract: In an apparatus for laser alignment and a method of aligning laser using the same, the apparatus for laser alignment is used in a radiation therapy system. The radiation therapy system includes a rotatable gantry having a radiation source generating radiation, a radiation shaping unit and a crosshair indicating a radiation field center, a couch on which a patient is disposed and a laser device disposed adjacent to the gantry to irradiate a laser for aiming. A light source irradiates light being mounted in the gantry. The couch is disposed adjacent to the gantry. Position and direction of the couch are controllable. The apparatus for laser alignment includes the plural alignment marks spaced apart from each other to be projected, thereby simultaneously checking alignment status by the irradiation of the light in at least one direction; and a level and a level adjusting part.

Abstract: Disclosed herein is a method of tracking the movement of an eyeball in eyeball tumor treatment. The method includes a calibration step of storing an actual length for each pixel of an image in a storage unit, a template image generation step of storing a patient's eyeball image as a template image of the patient's eyeball in the storage unit, an eyeball location tracking step of, during the treatment of the patient's eyeball, determining whether movement of the treatment image has occurred by comparing treatment images of the patient's eyeball in real time with the template image, and a control step of stopping the operation of the proton beam output device if the movement of the treatment image deviates from a preset tolerance range, and keeping operation of the proton beam output device normal if the movement of the treatment image is within the tolerance range.

Abstract: An electron beam irradiator capable of performing electron beam irradiation in a wide area at a high current density with a field emitter tip. The electron beam irradiator comprises: a vacuum chamber having a beam irradiation window formed longitudinally in an outer periphery of the vacuum chamber; a cathode placed centrally and longitudinally inside the vacuum chamber, and having a field emitter tip formed on the cathode, corresponding to the beam irradiation window; and a high voltage supply placed at one end of the vacuum chamber, and adapted to apply high voltage toward the cathode. The electron beam irradiation can be made in a wide area without using an electromagnet as well as in a high current density without using a heater such as a filament or an additional power supply, thereby to ensure a simplified structure as well as a reduced size.