The present disclosure relates to a radiation detector for detecting radiation, wherein the radiation detector comprises: a first radiation detection panel, which is flexible, extending in a first direction and detecting radiation incident on a front surface; a second radiation detection panel, which is flexible, extending in the first direction and detecting radiation incident on a front surface, wherein at least a portion of a rear surface of the first radiation detection panel overlaps at least a portion of a front surface of the second radiation detection panel; and a main plate, which is plate-shaped, located at rear surfaces of the first radiation detection panel and the second radiation detection panel and supporting at least a portion of the first radiation detection panel and the second radiation detection panel.
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
The present disclosure relates to a radiation detector that detects radiation, the radiation detector including a housing, a detection panel that is included inside the housing and detects radiation, a middle plate that is included inside the housing, is in contact with the detection panel, and supports the detection panel, and a supporting member coupled to the middle plate and supporting the middle plate.
The present disclosure relates to a radiation detector for detecting radiation, the radiation detector comprising: a housing; a detection panel which is included in the housing and detects radiation; a middle plate which is included in the housing, is in contact with the detection panel, and supports the detection panel; and a support member which is connected to the middle plate and supports the middle plate.
The present disclosure relates to a radiation detector that detects radiation, the radiation detector including a housing, a detection panel that is included inside the housing and detects radiation, a middle plate that is included inside the housing, is in contact with the detection panel, and supports the detection panel, and a supporting member coupled to the middle plate and supporting the middle plate.
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
5.
BENDABLE RADIATION DETECTOR FOR PROVIDING IMPROVED RADIATION IMAGING
Provided is a radiation detector which is bendable, detects radiation, and has a waterproof structure, and the radiation detector includes a main plate which supports a radiation detection panel and has a conductive plate shape, the radiation detection panel of which at least a portion is bonded to at least a portion of a front surface of the main plate and which detects radiation incident onto a front surface of the radiation detection panel, a conductive gasket attached to at least a portion of the front surface of the main plate, disposed along a side surface of the radiation detection panel, and electrically coupled to the main plate, and a front plate bonded to a front surface of the conductive gasket, electrically coupled to the conductive gasket, and covering the front surface of the radiation detection panel.
A medical imaging device of the present disclosure includes a main body that is able to travel, a first arm coupled to the main body by a first joint part, a second arm coupled to the first arm by a second joint part including a smart actuator, and a controller for controlling a joint part including at least one of the first joint part and the second joint part.
A medical imaging device includes a detector including a detector controller and a first transceiver, a source assembly including a second transceiver disposed on a front surface and a 3D camera, and a main controller. When an intensity of a signal from the first transceiver that is received by the second transceiver is higher than a predetermined threshold signal intensity, the main controller activates the medical imaging device, obtains a 3D camera image of one of a subject and the detector based on the 3D camera, displays a radiation irradiation region in the 3D camera image based on state information of the source assembly, displays a region of the detector in the 3D camera image, outputs a message that guides to adjust the irradiation region and the region of the detector, and when the region of the detector and the irradiation region coincide, transmits a radiation irradiation ready signal.
The present disclosure relates to a radiation detector for detecting radiation, and the radiation detector includes a flexible radiation detection panel that extends in a first direction, and detects radiation incident on a first surface thereof, a bending support unit that is in contact with a second surface opposite to the first surface of the radiation detection panel, supports the radiation detection panel, and adjusts bending of the radiation detection panel around a bending axis parallel to a second direction intersecting the first direction, and a plurality of rotatable detector wheel assemblies that are positioned on at least one of an upper side and a lower side of the bending support unit, allow the radiation detector to maintain a predetermined distance from a subject, and allow the radiation detector to move along an outer circumferential surface of the subject.
G01T 7/00 - Details of radiation-measuring instruments
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
9.
METHOD AND DEVICE FOR IMAGE PROCESSING TO REDUCE NOISE INCLUDED IN IMAGE OBTAINED BY RADIATION IMAGING
An image processing device for performing noise reduction processing on images obtained by radiation imaging using a recursive way includes: an image input unit that receives frame-by-frame images obtained by the radiation imaging; a motion map generation unit that generates a motion map having motion detection information for each pixel of a difference map obtained by a difference between a current frame image and a previous frame image; a cumulative motion map generation unit that generates a cumulative motion map based on the generated motion map and a cumulative motion map up to a previous frame; a statistical value map generation unit that generates a statistical value map formed by assigning a statistical value representing a motion probability of each pixel of the cumulative motion map; and an output image generation unit that generates an output image of a current frame by mixing the current frame image and the output image of the previous frame based on the cumulative motion map.
A mammography apparatus disclosed herein comprises: a radiation source for irradiating a breast of a patient with radiation; and a radiation detector which is disposed opposite the radiation source and generates a radiation image of first energy and a radiation image of second energy on the basis of the radiation that arrives by passing through the breast of the patient. The radiation detector comprises: a first radiation detection unit which includes a first detection panel having a first surface and a second surface parallel to each other and a first light conversion layer provided on the first surface of the first detection panel, and generates a radiation image of the first energy; and a second radiation detection unit which includes a second detection panel having a first surface and a second surface parallel to each other and a second light conversion layer provided on the first surface of the second detection panel, and generates a radiation image of the second energy.
A61B 6/42 - Arrangements for detecting radiation specially adapted for radiation diagnosis
A61B 6/50 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body partsApparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific clinical applications
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
A61B 6/58 - Testing, adjusting or calibrating thereof
The present disclosure relates to a radiation detector for detecting radiation and generating a corresponding output signal. The radiation detector comprises a TFT assembly. The TFT assembly includes: a TFT array including a plurality of pixel TFT circuits, each generating an output signal according to the intensity of sensed radiation, and a gate circuit capable of applying a gate signal for driving the plurality of pixel TFT circuits; a gate connection cable including a line electrically connected to the gate circuit; and a readout circuit capable of receiving the output signal generated by the plurality of pixel TFT circuits, and transmitting same to the outside, wherein the gate connection cable and the readout circuit are disposed on the same side or opposite sides of the radiation detector.
H10F 30/00 - Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors
H10F 30/29 - Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to radiation having very short wavelengths, e.g. X-rays, gamma-rays or corpuscular radiation
G01T 1/161 - Applications in the field of nuclear medicine, e.g. in vivo counting
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
H10F 30/00 - Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors
This X-ray detector which detects an X-ray and generates a corresponding output signal comprises: a TFT array including a plurality of pixel TFT circuits each generating the output signal according to the intensity of the detected X-ray; a gate circuit configured to apply, to the TFT array, a gate signal for driving the plurality of pixel TFT circuits; and a readout circuit configured to receive the output signal generated by each of the plurality of pixel TFT circuits and transmit the output signal to the outside. The gate circuit comprises: a gate chip-on film configured to generate the gate signal and apply the gate signal to the TFT array; and a gate connection FPCB circuitly connected to the gate chip-on film so as to receive a driving signal for generating the gate signal and transmit the driving signal to the gate chip-on film. The gate chip-on film and the gate connection FPCB are respectively arranged along different sides of the X-ray detector.
G01T 1/161 - Applications in the field of nuclear medicine, e.g. in vivo counting
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
H10F 30/00 - Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors
The portable radiation generator of the present disclosure includes a radiation source unit that generates radiation, a collimating unit that is positioned in a first direction with respect to the radiation source unit and determines an irradiation range of the radiation radiated onto a surface of a target by limiting the radiation generated by the radiation source unit, a light radiating unit that is positioned in a direction opposite to the first direction with respect to the collimating unit and generates visible light, and a control unit that controls an operation of at least one of the radiation source unit and the light radiating unit, wherein the collimating unit includes a radiating plate of which at least a portion of a surface in the first direction is radiolucent and which includes a light emitting area limiting the visible light to output guide light having a preset shape to the outside.
This X-ray detector which detects an X-ray and generates a corresponding output signal comprises: a TFT array including a plurality of pixel TFT circuits each generating the output signal according to the intensity of the detected X-ray; a gate circuit configured to apply, to the TFT array, a gate signal for driving the plurality of pixel TFT circuits; and a readout circuit configured to receive the output signal generated by each of the plurality of pixel TFT circuits and transmit the output signal to the outside. The gate circuit comprises: a gate chip-on film configured to generate the gate signal and apply the gate signal to the TFT array; and a gate connection FPCB circuity connected to the gate chip-on film so as to receive a driving signal for generating the gate signal and transmit the driving signal to the gate chip-on film.
This radiation detector comprises: a detector panel; a front and a rear protection panel disposed on either side of the detector panel; and a support member supporting the detector panel and the front and rear protection panels. The detector panel and the front and rear protection panels are configured so as to be able to bend together in two directions.
A medical imaging device of the present disclosure comprises: a main body that can travel; a first arm coupled to the main body by a first joint unit; a second arm coupled to the first arm by a second joint unit that comprises a smart actuator; and a control unit for controlling a joint unit comprising at least one of the first joint unit and the second joint unit.
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
A61B 6/58 - Testing, adjusting or calibrating thereof
A61B 90/00 - Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups , e.g. for luxation treatment or for protecting wound edges
19.
BENDABLE RADIATION DETECTOR FOR MEASURING POSTURE AND POSITION, AND OPERATION METHOD FOR RADIATION DETECTOR
A radiation detector for detecting radiation of the present disclosure comprises: a flexible radiation detection panel extending in a first direction and detecting radiation incident on a first surface; a bending support coupled to the radiation detection panel, supporting the radiation detection panel, and adjusting the bending of the radiation detection panel with respect to a bending axis parallel to a second direction; and a posture-position sensor coupled to the bending support and determining at least one of the degree of bending of the radiation detection panel and the position of the radiation detection panel with respect to a subject.
G01B 21/22 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapersMeasuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for testing the alignment of axes
G01B 21/10 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring diameters
G01B 7/30 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapersMeasuring arrangements characterised by the use of electric or magnetic techniques for testing the alignment of axes
G01C 19/00 - GyroscopesTurn-sensitive devices using vibrating massesTurn-sensitive devices without moving massesMeasuring angular rate using gyroscopic effects
G01P 15/02 - Measuring accelerationMeasuring decelerationMeasuring shock, i.e. sudden change of acceleration by making use of inertia forces
A portable radiation-generating device according to the present disclosure comprises: a radiation source unit generating radiation; a collimation unit positioned in a first direction relative to the radiation source unit and limiting the radiation generated by the radiation source unit so as to determine a radiation irradiation range irradiated on a surface of an object; a light irradiation unit positioned, relative to the collimation unit, in the opposite direction to the first direction and generating visible light; and a control unit controlling the operation of at least one of the radiation source unit or the light irradiation unit, wherein the collimation unit comprises, on the surface thereof in the first direction, an irradiation plate which is at least partially radiolucent and which includes a light emission area for outputting a predetermined form of guide light, to the outside, by limiting visible light.
The present disclosure relates to a radiation detector for detecting radiation. The radiation detector includes: a flexible first radiation detection panel which extends in a first direction and detects radiation incident on the front surface thereof; a flexible second radiation detection panel which extends in the first direction and detects radiation incident on the front surface thereof and in which at least a part of the rear surface of the first radiation detection panel overlaps at least a part of the front surface of the second radiation detection panel; and a plate-shaped main plate positioned on the rear surfaces of the first radiation detection panel and the second radiation detection panel to support at least a part of the first radiation detection panel and the second radiation detection panel.
A medical imaging device of the present disclosure comprises: a detector including a detector control unit for controlling an operation of the detector and a first transmission/reception unit at a predetermined position; a source assembly including a second transmission/reception unit and a 3D camera on the front surface thereof; and a main control unit for controlling an operation of the medical imaging device. The main control unit: activates the medical imaging device when the intensity of a signal from the first transmission/reception unit received by the second transmission/reception unit is greater than a predetermined threshold signal intensity; acquires a 3D camera image of at least one of a subject and the detector on the basis of the 3D camera; displays a radiation irradiation region on the 3D camera image on the basis of state information of the source assembly; displays a region of the detector on the 3D camera image; outputs a message for providing a guide for the alignment between the irradiation region and the region of the detector; and transmits a radiation irradiation preparation signal to the first transmission/reception unit by using the second transmission/reception unit when the region of the detector and the irradiation region match.
A radiographic imaging apparatus of the present disclosure includes an image outputter outputting a first radiographic image included in continuous radiographic images obtained by radiographic imaging of a subject, an image brightness information extractor obtaining brightness information from the first radiographic image, a first irradiation condition calculator determining a first irradiation condition based on the brightness information, an irradiation controller controlling a radiation dose based on the first irradiation condition, a second irradiation condition calculator determining a second irradiation condition based on a second radiographic image generated based on the first irradiation condition when an imaging site of the subject is fixed, and a dose reducer reducing or maintaining the radiation dose based on the second irradiation condition.
The present inventive concept relates to a radiographic imaging apparatus and a radiographic imaging method for determining a radiographic mode according to a type of a subject's breast. The radiographic imaging apparatus may comprise a radiation source; a radiation detector; a type determination unit configured to determine the type of the breast using a radiation transmission value for the breast obtained from the radiation detector; and an imaging mode determination unit configured to determine the radiographic mode for the breast according to the type of the breast.
A61B 6/50 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body partsApparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific clinical applications
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
A61B 6/02 - Arrangements for diagnosis sequentially in different planesStereoscopic radiation diagnosis
25.
RADIOGRAPHIC IMAGING APPARATUS FOR ACQUIRING IMPROVED RADIOGRAPHIC IMAGE AND OPERATION METHOD OF RADIOGRAPHIC IMAGING APPARATUS
A radiographic imaging apparatus of the present disclosure comprises: an image output unit for outputting a first radiographic image included in continuous radiographic images acquired by means of radiography of a subject; an image brightness information extraction unit for acquiring brightness information from the first radiographic image; a first radiation condition calculation unit for determining a first radiation condition on the basis of the brightness information; a radiation control unit for controlling a radiation dose on the basis of the first radiation condition; a second radiation condition calculation unit for, if the photographed part of the subject is fixed, determining a second radiation condition on the basis of a second radiographic image generated on the basis of the first radiation condition; and a dose reduction unit for reducing or maintaining the radiation dose on the basis of the second radiation condition.
The present disclosure relates to a bendable radiation detector that detects radiation and has a waterproof structure. The radiation detector comprises: a main plate having a conductive plate shape that supports a radiation detection panel; the radiation detection panel that is at least partially adhered to at least a portion of a front side of the main plate and detects radiation incident on a front side of the radiation detection panel; a conductive gasket that is adhered to at least a portion of the front side of the main plate, is arranged along a side of the radiation detection panel, and is electrically connected to the main plate; and a front plate that is adhered to a front side of the conductive gasket, is electrically connected to the conductive gasket, and covers the front side of the radiation detection panel, wherein the main plate, the radiation detection panel, the conductive gasket, and the front plate are flexible.
The present disclosure relates to a radiation detector for detecting radiation. The radiation detector comprises: a flexible radiation detection panel, which extends in a first direction and detects radiation incident on a first surface; a bending support unit, which is in contact with a second surface facing the first surface of the radiation detection panel, supports the radiation detection panel, and adjusts bending of the radiation detection panel around a bending axis parallel to a second direction intersecting the first direction; and a front protection unit, which is positioned in a third direction of the radiation detection panel in order to protect the radiation detection panel, has an area larger than that of the exposed radiation detection panel to cover the radiation detection panel, is at least partially fixed to the bending support unit, is formed as one piece, has flexibility, and is detachable from the radiation detection panel.
The present disclosure relates to a radiation detector for detecting radiation. The radiation detector comprises: a flexible radiation detection panel, which extends in a first direction and detects radiation incident on a first surface; a bending support unit, which is in contact with a second surface facing the first surface of the radiation detection panel, supports the radiation detection panel, and adjusts bending of the radiation detection panel around a bending axis parallel to a second direction intersecting the first direction; and a plurality of rotatable detector wheel assemblies, which are positioned at the top and/or the bottom of the bending support unit, enable the radiation detector to maintain a predetermined distance from a subject, and enable the radiation detector to move along the outer circumferential surface of the subject.
Radiation inspection apparatus including a radiation detector comprising a radiation detecting panel, a bendtng support unit, and a bending adjustment unit
The present inventive concept relates to: a radiation detector including a bendable radiation detecting panel and a radiation inspection apparatus including same. The radiation detector includes: a radiation detecting panel which is flexible, extending in a first direction, and detecting radiation incident to a first face; and a bending support unit which is plate-shaped, provided on a second face of the radiation detecting panel opposite to the first face to support the radiation detecting panel, and having a flexibility. The flexibility of the bending support unit is less than a flexibility of the radiation detecting panel.
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
G01N 23/18 - Investigating the presence of defects or foreign matter
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
30.
IMAGE PROCESSING METHOD AND APPARATUS FOR REDUCING NOISE INCLUDED IN IMAGE ACQUIRED BY RADIOGRAPHY
An image processing apparatus that performs noise reduction processing, by using a circular filtering method, on an image acquired by radiography comprises: an image input unit that receives, as an input, a frame-specific image acquired by the radiography; a motion map generation unit that generates a motion map including motion detection information regarding each pixel of a difference map acquired by differentiating between a current frame image and a previous frame image; an accumulated motion map generation unit that generates an accumulated motion map on the basis of the generated motion map and a motion map accumulated up to a previous frame; a statistical value map generation unit that generates a statistical value map formed by allocating a statistical value indicating a motion probability of each pixel to each pixel of the accumulated motion map; and an output image generation unit that generates an output image of the current frame by blending the current frame image and an output image of the previous frame on the basis of the accumulated motion map.
This X-ray detector which detects an X-ray and generates a corresponding output signal comprises: a TFT array including a plurality of pixel TFT circuits each generating the output signal according to the intensity of the detected X-ray; a gate circuit configured to apply, to the TFT array, a gate signal for driving the plurality of pixel TFT circuits; and a readout circuit configured to receive the output signal generated by each of the plurality of pixel TFT circuits and transmit the output signal to the outside. The gate circuit comprises: a gate chip-on film configured to generate the gate signal and apply the gate signal to the TFT array; and a gate connection FPCB circuitly connected to the gate chip-on film so as to receive a driving signal for generating the gate signal and transmit the driving signal to the gate chip-on film. The gate chip-on film and the gate connection FPCB are respectively arranged along different sides of the X-ray detector.
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
G01T 1/161 - Applications in the field of nuclear medicine, e.g. in vivo counting
H01L 31/08 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
This radiation detector comprises: a detector panel; a front and a rear protection panel disposed on either side of the detector panel; and a support member supporting the detector panel and the front and rear protection panels. The detector panel and the front and rear protection panels are configured so as to be able to bend together in two directions.
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
G01T 7/00 - Details of radiation-measuring instruments
H01L 31/08 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
A radiographic device includes an radiation irradiator which can irradiate a subject with radiation, and which includes a collimator capable of selectively blocking radiation flux; an image acquisition unit for acquiring an image signal by receiving the radiation that has passed through the subject; a display unit for displaying a radiation image on the basis of the image signal; and a determination controller which can control the irradiation unit so that the irradiation range of the radiation corresponding to a selection area selected from the radiation image is implemented.
A radiographic device includes a radiation irradiator; an image acquisition unit; a support member; a driving unit driving the support member; a position information detector which detects location information indicating the location of one or more of the radiation irradiator and the image acquisition unit; a storage unit which links reference location information, indicating the location of one or more of the radiation irradiator and the image acquisition unit, with corresponding radiation output information of the radiation irradiator, and stores same as positioning information; and a determination controller which, if the location information detected by the position information detector matches with the reference location information of the positioning information, controls the radiation irradiator so that the radiation irradiator emits radiation according to the radiation output information of the corresponding positioning information.
An image processing device that performs noise reduction processing on an image acquired by radiography by using a circular filtering method comprises: an image input unit that receives an image for each frame acquired by radiography; a motion detection image generation unit that generates a motion detection image including motion detection information for each pixel of a difference image acquired by the difference between a current frame image and a previous frame image; a motion probability image generation unit that generates a motion probability image on the basis of the generated motion detection image and the motion detection image accumulated up to the previous frame; and an output image generation unit that generates an output image of the current frame by blending the current frame image and the output image of the previous frame on the basis of the motion probability image.
An image processing apparatus is configured to perform noise reduction on an image obtained by radiography in a recursive way includes: an image input unit receiving frame-by-frame images obtained by the radiography; a motion detection image generating unit configured to generate a motion detection image comprising motion detection information for each pixel of a subtraction image obtained by a subtraction of a current frame image and a previous frame image; a motion probability image generating unit configured to generate a motion probability image based on the generated motion detection image and the motion detection image accumulated up to a previous frame; and an output image generating unit configured to generate an output image of a current frame by mixing the current frame image and the output image of the previous frame based on the motion probability image.
An X-ray imaging device according to an embodiment of the present invention comprises an X-ray irradiation module, an X-ray detection module, and an image processor. The image processor is configured to perform the steps of: obtaining a high-energy image and a low-energy image respectively obtained by X-rays of relatively high energy and relatively low energy; decomposing the high-energy image so as to generate a plurality of high-energy frequency component images for each frequency band; decomposing the low-energy image so as to generate a plurality of low-energy frequency component images for each frequency band; generating a merged frequency component image by merging at least some of the plurality of high-energy frequency component images for each frequency band and at least some of the plurality of low-energy frequency component images for each frequency band; and generating a standard image using the merged frequency component image.
An X-ray imaging device includes an X-ray irradiation module, an X-ray detection module and an image processor. The image processor is configured to perform: acquiring a high-energy image and a low-energy image respectively obtained by X-ray of relatively high-energy and X-ray of relatively low-energy; generating high-energy frequency component images for each of a plurality of frequency bands by decomposing the high-energy image; generating low-energy frequency component images for each of a plurality of frequency bands by decomposing the low-energy image; generating merged frequency component images by merging at least a portion of the high-energy frequency component images for each of the plurality of frequency bands and at least a portion of the low-energy frequency component images for each of the plurality of frequency bands; and generating a standard image using the merged frequency component images.
G06T 5/50 - Image enhancement or restoration using two or more images, e.g. averaging or subtraction
A61B 6/50 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body partsApparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific clinical applications
The present invention relates to a radiography apparatus and a radiography method in which radiography mode is determined according to the breast type of a subject. The radiography apparatus may comprise: a radiation source; a radiation detector; a type determination unit for determining breast type using a radiation transmission value obtained for the breast through the radiation detector; and an imaging mode determination unit for determining a radiography mode for the breast according to the breast type.
The present invention relates to: a radiation detector including a bendable radiation detection panel; and a radiation inspection device including same. The radiation detector may comprise: a flexible radiation detection panel which extends in a first direction and detects radiation incident on a first surface thereof; and a flexible plate-shaped bending support part which is provided on a second surface, opposite the first surface, of the radiation detection panel, and supports the radiation detection panel. The flexibility of the bending support part may be less than the flexibility of the radiation detection panel.
The present invention relates to: a radiation detector including a bendable radiation detection panel; and a radiation inspection device including same. The radiation detector may comprise: a flexible radiation detection panel which extends in a first direction and detects radiation incident on a first surface thereof; and a flexible plate-shaped bending support part which is provided on a second surface, opposite the first surface, of the radiation detection panel, and supports the radiation detection panel. The flexibility of the bending support part may be less than the flexibility of the radiation detection panel.
X-ray apparatus for medical use; C-arm type X-ray apparatus for medical use; electromedical apparatus and equipment for X-ray diagnostics and X-ray therapy; X-ray diagnostic apparatus for medical use; C-arm type X-ray diagnostic apparatus for medical use; X-ray detector for medical use; X-ray tube for medical use; X-ray generating apparatus in the nature of x-ray generators for medical use
43.
RADIOGRAPHIC DEVICE AND RADIATION FLUX CONTROL METHOD
A radiographic device comprises: an irradiation unit which can irradiate a subject with radiation, and which includes a collimator capable of selectively blocking radiation flux; an image acquisition unit for acquiring an image signal by receiving the radiation that has passed through the subject; a display unit for displaying a radiation image on the basis of the image signal; and a determination control unit which can control the irradiation unit so that the irradiation range of the radiation corresponding to a selection area selected from the radiation image is implemented.
A radiographic device comprises: a radiation emission unit; an image acquisition unit; a support member which supports the radiation emission unit and the image acquisition unit; a drive unit which is capable of driving the support member; a location information detection unit which detects location information indicating the location of one or more of the radiation emission unit and the image acquisition unit; a storage unit which links reference location information, indicating the location of one or more of the radiation emission unit and the image acquisition unit, with corresponding radiation output information of the radiation emission unit, and stores same as positioning information; and a determination control unit which, if the location information detected by the location information detection unit matches with the reference location information of the positioning information, controls the radiation emission unit so that the radiation emission unit emits radiation by operating according to the radiation output information of the corresponding positioning information.
09 - Scientific and electric apparatus and instruments
10 - Medical apparatus and instruments
Goods & Services
X-ray detector not for medical use X-ray apparatus for medical use; X-ray diagnostic apparatus for medical use: X-ray detector for medical use; X-ray detector for dental purposes; mammography X-ray imaging apparatus; computerized X
medical apparatus and instruments for diagnostic radiopharmaceutical use; radiological apparatus for diagnostic and medical purposes, namely, X-ray imager; medical apparatus and instruments for use in X-ray diagnosis; X-ray diagnostic apparatus; medical X-ray apparatus; medical imaging apparatus for mammography; X-ray CT scanners; radiotherapy apparatus; radiation therapy devices; radiological apparatus for medical purposes; medical devices and apparatus, namely, X-ray imaging apparatus, and parts and fittings therefor; X-ray tubes for medical purposes; radiological apparatus for medical purposes; medical X-ray aprons; X-ray photographs for medical purposes; X-ray apparatus for medical use; computerized X-ray apparatus for medical purposes; X-ray apparatus for dental imaging; digital sensor used for taking digital dental radiographs; X-ray appliances for dental and medical use; computer displays and computer monitors and controllers therefor used in direct association with medical diagnosis apparatus during the process of diagnosis of a condition in an individual; electromagnetic medical diagnostic imaging apparatus
Medical diagnostic apparatus for detecting cancer; Medical apparatus and instruments for use in X-ray imaging; X-ray diagnostic apparatus; X-ray apparatus for medical use; Medical imaging apparatus for mammography; X-ray CT scanners; Radiological apparatus for diagnostic and medical purposes, namely, X-ray diagnostics and therapy; Medical devices and apparatus, namely, x-ray imaging apparatus, and parts and fittings therefor; X-ray tubes for medical purposes; Radiological apparatus for medical purposes; Medical X-ray aprons; Patient x-ray radiation shields; Fitted covers for patient x-ray radiation shields; X-ray photographs for medical purposes; Medical X-ray apparatus; X-ray apparatus for dental imaging; Digital sensor used for taking digital dental radiographs; X-ray appliances for dental and medical use; Medical apparatus and instrument for diagnostic use, namely, apparatus for medical diagnostic testing in the fields of cancer or other tissue-based diagnostic testing, cytology and cell-based testing; Electromagnetic medical diagnostic imaging apparatus
48.
RADIATION DETECTOR AND RADIOGRAPHIC DEVICE INCLUDING SAME
The present invention relates to: a radiation detector in which power and a data signal are simultaneously supplied through a LAN cable; and a radiographic device including same, and a radiation detector according to one embodiment of the present invention can comprise: a branch module for separating power from a data signal; a power distribution unit for receiving the separated-out power; a radiation detection panel for converting incident radiation into an electric signal; and a data communication unit for receiving the data signal and a radiation data signal.
The present invention relates to a radiographic image processing method and a radiography apparatus, whereby abnormal pixel values are detected from a plurality of radiographic images acquired by time. At least two radiographic images, among the plurality of radiographic images acquired by time, are selected, and by considering pixel value variations between the selected at least two radiographic images, a determination may be made, by reflecting variations in an input signal by time, on whether the respective pixel values of target pixels are abnormal pixel values including random noise.
A radiation detector and a radiographic method using same, according to an embodiment of the present invention, detect the end of irradiation of radiation on the basis of the amount of charge read in at least one end detection pixel determined from among a plurality of pixels, and read an image output charge by scanning the plurality of pixels when the end of irradiation of the radiation is detected.
A radiographic apparatus generates images of objects of interest, such as subject body parts, using radiation. The radiographic apparatus includes a radiation irradiating unit having a plurality of radiation sources, where each of the plurality of radiation sources irradiates the object of interest, a driving unit for moving the radiation irradiating unit, and a radiation detector for detecting the radiation passing through the objects of interest from each of the plurality of radiation sources.
Presented is a radiation detector capable of suppressing a reduction in image quality while using a wirelessly rechargeable battery, and a power management method of the radiation detector. In an embodiment of the present invention, a radiation detector is presented which determines the state of the radiation detector through a control module, and blocks wireless charging of the battery when the radiation detector is determined to be in an image-capturing state.
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
G01K 1/02 - Means for indicating or recording specially adapted for thermometers
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
53.
RADIOGRAPHY APPARATUS AND RADIOGRAPHY METHOD USING SAME
The present invention relates to a radiography apparatus and a radiography method using the same and, more particularly, to a radiography apparatus for capturing an image of an object by using radiation, and a radiography method using the same. The radiography apparatus according to an embodiment of the present invention comprises: a radiation emitting unit for emitting radiation at an object; a driving unit for moving the radiation emitting unit; a radiation detection unit for detecting radiation emitted from each of a plurality of capturing positions provided per capturing angle for the object, so as to acquire a plurality of radiation images; and a plurality of radiation sources provided in the radiation emitting unit, such that at least one thereof is arranged at one capturing position and at least one thereof is arranged at a position spaced apart from each capturing position, according to the movement of the radiation emitting unit.
The present invention relates to a radiographic apparatus and a radiographic method using the same and, more particularly, to a radiographic apparatus for generating an image of an object by using radiation and a radiographic method using the same. A radiographic apparatus according to one embodiment of the present invention comprises: a radiation irradiating unit, provided with a plurality of radiation sources, for irradiating an object with radiation emitted from each of the plurality of radiation sources; a driving unit for moving the radiation irradiating unit; and a radiation detector for detecting the radiation that is transmitted through the object to acquire a plurality of radiographic images.
The present invention proposes a radiation detector including a housing, a radiation detection panel accommodated in the housing and converting radiation incident from the outside of the housing into an electric signal, a printed circuit board electrically connected to the radiation detection panel and an intermediate plate that is disposed between the radiation detection panel and the printed circuit board, supports the radiation detection panel, and is electrically connected to the ground line of the printed circuit board, wherein the intermediate plate is transmissive to the radiation.
Provided is a method for processing a radiographic image including obtaining a radiographic image using an indirect radiographic detector comprising a scintillator panel and a pixel array panel, determining a parameter value for defining a point spread function (PSF) according to the scintillator panel or the pixel array panel, and correcting the radiographic image by deconvoluting the radiographic image using the PSF to which the parameter value is applied.
Provided is a radiation detector including a radiation detecting unit, a gate module controlling a gate line, a readout module reading out charges stored in an exposure detection pixel determined by a data line and the gate line, and an auto exposure detecting unit determining whether the radiation detecting unit is exposed to a radiation.
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
G01T 1/15 - Instruments in which pulses generated by a radiation detector are integrated, e.g. by a diode pump circuit
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
Disclosed is a radiation detection apparatus comprising: a housing; a radiation detection panel which is accommodated in the inner space of the housing and converts radioactive rays incident from the outside of the housing into an electrical signal; a printed circuit board which is electrically connected to the radiation detection panel; and an intermediate plate which is arranged between the radiation detection panel and the printed circuit board to support the radiation detection panel and which is electrically connected to a ground wiring of the printed circuit board, wherein the intermediate plate is radiolucent with respect to the incident radioactive rays.
The present invention presents a radiation image processing method comprising the steps of: acquiring a radiation image by using an indirect-type radiation detector including a scintillator panel and a pixel array panel; determining a value of a parameter for defining a point spread function (PSF) according to the scintillator panel or the pixel array panel; and deconvoluting and correcting the radiation image by using the point spread function (PSF) to which the value of the parameter is applied.
Disclosed is a radiation detector which comprises: a radiation detection unit; a gate module for controlling a gate line; a readout module for reading out electric charge stored in an exposure detection pixel determined by means of a data line and the gate line; and an automatic exposure detection unit for determining radiation exposure of the radiation detection unit.
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
G01T 7/00 - Details of radiation-measuring instruments
G01T 1/29 - Measurement performed on radiation beams, e.g. position or section of the beamMeasurement of spatial distribution of radiation
G03B 42/02 - Obtaining records using waves other than optical wavesVisualisation of such records by using optical means using X-rays
The present invention relates to a digital radiography detector having excellent portability and improved stability and reliability of power supply, and a power management method therefor. The digital radiography detector according to the present invention comprises: a constant power supply target unit to which power is always supplied; an optional power supply target unit to which power is selectively supplied; a power supply unit including a main power unit and an auxiliary power unit for supplying power to the constant power supply target unit or the optional power supply target unit; and a power management unit for monitoring and controlling the power supply unit. When the main power unit is determined to be in an abnormal state, the power management unit blocks the main power unit and controls the auxiliary power unit to supply power only to the constant power supply target unit.
The present invention relates to an apparatus for synthesizing intermediate images, comprising: an image acquiring unit for acquiring two or more reference images taken at a variety of points of view; a three-dimensional conversion unit which performs a three-dimensional warping on the reference images acquired by the image acquiring unit; and an intermediate image correction unit which processes the image quality of the intermediate image synthesized by the three-dimensional conversion unit.
Disclosed are a digital X-ray image detection device having a partition block formed therein, and a production method therefor. According to one embodiment of the present invention, the digital X-ray image detection device comprises: a photoconductive layer for converting X-rays into electrical signals; a partition block for separating the photoconductive layer into pixel units; and an image processing unit for generating X-ray images upon detecting electrical signals obtained by the conversion in the photoconductive layer. Consequently, a photoconductive substance having a crystal structure can be vapour deposited over a large area, and a large-diameter digital X-ray image detecting device can easily be obtained.
H01L 27/14 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy
H01L 31/101 - Devices sensitive to infrared, visible or ultraviolet radiation
The present invention relates to a digital X-ray detector which obtains a digital image by using a thin film transistor (TFT) without a film. The digital X-ray detector comprises an X-ray detecting array, a support plate, a case, and shock-absorbing members. The X-ray detecting array detects an X-ray image when an X-ray is irradiated on the subject. The support plate supports a lower side of the X-ray detecting array. The case accommodates the X-ray detecting array and the support plate therein, and has insertion portions respectively formed on four sidewalls thereof. The shock-absorbing members are mounted on the insertion portions, and each of the shock-absorbing members comprises: hooked parts that are configured to be hooked on the outer walls of the case; and protruded parts that are inserted through the insertion portions, and are extended from the hooked parts in order to come in contact with sides of the support plate.
Disclosed is a digital X-ray detector for obtaining a digital image by using a thin film transistor (TFT) without a film. The digital X-ray detector comprises an X-ray detection panel, a case, a cover, and guard members. The X-ray detection panel detects an X-ray image during X-ray irradiation of a subject. The case has a space for accommodating the X-ray detection panel, is configured to allow an upper part thereof to be opened, and has a first insertion groove portion at the lower edge thereof. The cover is configured to cover the opened upper part of the case, and has a second insertion groove portion at the edge thereof. The guard members protect each side of the case, and couple the case with said cover, wherein each of the guard members comprises: a guard body which is configured to enclose one side of the case; a first hook portion which is extended toward the case from a lower end of the guard body, and is inserted into the first insertion groove portion; and a second hook portion which is extended toward the cover from an upper end of the guard body, and is inserted into the second insertion groove portion.
An apparatus and method for detecting radiation are provided. The apparatus includes an upper electrode layer transmitting radiation; a first photoconductive layer becoming photoconductive upon exposure to the radiation and thus generating charges therein; a charge trapping layer trapping therein the charges generated in the first photoconductive layer; a second photoconductive layer becoming photoconductive upon exposure to rear light for reading out a radiation image; a lower transparent electrode layer charged with the charges trapped in the charge trapping layer; a micro lens layer disposed between the lower transparent electrode layer and a rear light emission unit and including a plurality of micro lenses respectively corresponding to a plurality of pixels; and the rear light emission unit applying the rear light to the second photoconductive layer via the micro lens layer and the lower transparent electrode layer in units of the pixels.
Disclosed are a radiation detector and a method for detecting radiation, which can increase image resolution and improve a complicated manufacturing process. The radiation detector comprises: an upper electrode layer which transmits radiation; a first photoconductive layer which represents photoconductivity by the radiation; an electric charge-collecting layer which collects electric charges by the photoconductivity at the first photoconductive layer, and operates as a floating electrode; a second photoconductive layer which represents photoconductivity by a reading backlight; a lower transparent electrode layer which is electrified by the electric charges that are collected by the electric charge-collecting layer; and a backlight irradiation unit which applies the backlight to the second photoconductive layer in a pixel unit through the lower transparent electrode layer, wherein the invention comprises a data processing unit, which reads signals corresponding to the electric charges that are collected in the electric charge-collecting layer from the lower transparent electrode layer according to the irradiation of the backlight, and which generates radiation images by using the read signals.
Provided are a radiation detection apparatus capable of increasing image resolution and a method for detecting radiation. The radiation detection apparatus according to one embodiment includes: an upper electrode layer for transferring the radiation; a first insulating layer for blocking the charges applied from the upper electrode layer; a photo-conductive layer for indicating photo-conductivity by the radiation; a second insulating layer for protecting the photo-conductive layer from the plasma discharge; a lower substrate which is formed to face the second insulating layer; a barrier rib for forming a cell structure within the second insulating layer and the lower substrate; a gas layer which is included in an internal chamber of the cell structure formed by the barrier rib to cause the plasma emission; a bottom electrode formed at the lower substrate; a first RF electrode which is formed at an upper part of the bottom electrode and is connected to the ground; a second RF electrode which is formed to receive RF power for generating the plasma; and a third insulating layer which is formed to surround the first RF electrode and the second RF electrode and to insulate the first RF electrode and the second RF electrode from the gas layer and the bottom electrode.
Provided are a radiation detector capable of increasing image resolution and improving a complicated manufacturing process and a method for detecting radiation. The radiation detector includes: an upper electrode layer for transferring the radiation; a first photo-conductive layer for indicating photo-conductivity by the radiation; a charge collection layer for collecting the charges due to the photo-conductivity from the first photo-conductive layer; a second photo-conductive layer for indicating the photo-conductivity through a reading back light; a lower transparent electrode layer which is electrified with charges collected through the charge collection layer; a micro-lens layer which is arranged between the lower transparent electrode layer and a back light irradiation unit and is formed in pixel units; and the back light irradiation unit for applying the back light in pixel units through the micro-lens layer and the lower transparent electrode layer to the second photo-conductive layer.
The present invention relates to a digital x-ray detector for obtaining a digital image using a thin film transistor (TFT) without a film. The digital x-ray detector comprises: an x-ray detection array; a support board; an external case; and shock absorption members. The x-ray detection array detects an x-ray image when a subject is irradiated with x-ray. The support board supports the lower side of the x-ray detection array, and forms on the lower surface thereof a plurality of first joining portions to be spaced apart from one another. The external case accommodates the x-ray detection array and the support board, and forms on the base surface thereon a plurality of second joining portions such that each corresponds to the first joining portions. The shock absorption members are each arranged between the lower surface of the support board and the base surface inside the external case in a standing manner, wherein each of the upper ends thereof is joined to the first joining portions and each of the lower ends are joined to the second joining portions.
The invention relates to an apparatus for controlling the initialization of an X-ray detector, comprising: an extraction unit which extracts the pixel values of image data generated on the basis of incident X-rays; a summing unit which cumulatively sums up the number of the pixels, starting from the pixel having a larger pixel value; a selection unit which selects a pixel value in accordance with the number of pixels summed by the summing unit; and a control unit which controls a backlight radiation unit such that an amount of backlight corresponding to the selected pixel value can be radiated.
G02F 1/01 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
An X-ray detector comprises: a 1st electrode formed on a substrate; a 1st insulation layer formed on the 1st electrode; a 2nd electrode formed on the 1st insulation layer and comprising a hole; a 2nd insulation layer formed on the 2nd electrode; a partition wall formed at both ends on the upper parts of the 2nd insulation layer; a charge collection layer which comprises a 1st area formed inside a space formed through the 1st insulation layer, the 2nd electrode hole and the 2nd insulation layer, and a 2nd area formed on the 1st area and the 2nd insulation layer, and which is able to collect electrical charge; a photo conductor layer which is formed on the charge collection layer and generates electrical charge when X-ray signals are irradiated; and a 3rd electrode formed on the photo conductor layer.
An electromagnetic grid of an X-ray apparatus comprises: an upper substrate including first electrodes and second electrodes formed between the first electrodes; a lower substrate including third electrodes formed to face the first electrodes, and fourth electrodes formed between the third electrodes to face the second electrodes; and a storage unit, disposed between the upper substrate and the lower substrate, for storing metal particles that are integrated by an electromagnetic field generated between the first electrodes, second electrodes, third electrodes, and fourth electrodes, to form a plurality of walls.
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
An electromagnetic grid for an X-ray device may comprise: an electromagnetic field generating unit for generating a plurality of electromagnetic fields; and a storage unit which is integrated by means of the plurality of electromagnetic fields generated and can confine metal particles forming a plurality of walls.
Disclosed are a high-voltage power supply apparatus and method for supplying high-voltage power to digital x-ray detectors to accelerate separation of charges ionized at the time of x-ray radiation. The high-voltage power supply apparatus of the present invention is an appartus for supplying high-voltage power to a digital x-ray detector for accelerating the separation and motion of charges ionized at the time of x-ray radiation, wherein the apparatus comprises: a power source for outputting high-voltage power; a path determination section for providing a power feed path and a short-circuit path to allow the power output to be applied to the digital x-ray detector or be short-circuited; and a path controller for selecting the power feed path or the short-circuit path. Accordingly, the present invention can prevent an overshoot of a high-voltage waveform, reduce image acquisition time by quickly emitting charges when high-voltage power is short-circuited, and increase uniformity of an acquired image.
Parts of medical x-ray apparatus; medical x-ray apparatus; x-ray diagnostic apparatus; x-ray tubes for medical purposes; x-ray photographs for medical purposes; x-ray detectors for medical use; mounts for medical x-ray negatives; x-ray appliances for dental and medical use; MRI diagnostic apparatus; medical equipment, namely, computed tomography (CT) apparatus; cases fitted for medical instruments and/or for use by doctors; ultrasonic therapy machines and apparatus; apparatus for clinical diagnosis; veterinary apparatus and instruments, namely, bags and knives and needles for veterinary surgery; medical apparatus and instruments for diagnostic radiopharmaceutical use; dental apparatus, namely, intra-oral light systems; dental examination chairs; dental mirrors.
Parts of Medical X-ray apparatus, namely, X-ray detectors and X-ray tubes; Medical X-ray apparatus; X-ray diagnostic apparatus; X-ray photographs for medical purposes; X-ray detectors for medical use; Medical apparatus and instruments for diagnostic radiopharmaceutical use
