A microchip capable of sending liquid in a micro flow channel to a predetermined place irrespective of the pressure difference and sending a mixture of two or more liquid masses to a predetermined place even if the channel structure is simple. The microchip comprises an intermediate reservoir portion provided in a micro flow channel and adapted for temporarily holding liquid sent through the micro flow channel. The microchip is characterized in that the intermediate reservoir portion has a side channel, the volume of the intermediate reservoir portion is smaller than the total volume of the liquid sent into the intermediate reservoir portion, the side channel is provided for communication of a micro flow channel on the upstream side of the intermediate reservoir portion with a micro flow channel on the downstream side thereof, and the cross-section area of the side channel is smaller than that of the micro flow channel.
A radiation image capturing system and a console are described. The radiation image capturing system includes a radiation image capturing apparatus and a console. The console holds in advance a relationship between a number of the scanning line from which readout of the image data is started and an offset amount superimposed on the image data to be read out. When the preview image is displayed, the console modifies the relationship so that the starting point is moved to a position of the scanning line from which the radiation image capturing apparatus actually starts the readout, calculates the offset amount for each of the scanning lines, and displays the preview image based on a value obtained by subtracting the offset amount from the corresponding preview image data.
The present invention provides a method for displaying medical images and a medical image display system that do not require a medical practitioner to move his/her line of sight at the time of comparing/interpreting images and that can improve accuracy in diagnosis. According to the medical image display system of the present invention: an X-ray imaging device captures an image of a subject according to a first imaging mode by a fringe-scanning imaging device or a second imaging mode by a Fourier transform imaging device; a controller creates at least two images from among an X-ray absorption image, a differential phase image, and a small-angle scattering image on the basis of the captured moir image; and said at least two images that have been created are displayed in turn in the same position on a display section.
A biological substance detection method for detecting a biological substance specifically in a pathological specimen, comprising a step of immunologically staining the pathological specimen using a fluorescent label, a step of staining the pathological specimen with a staining reagent for morphology observation purposes (eosin) to observe the morphology of the pathological specimen, a step of irradiating the stained pathological specimen with excited light to cause the emission of a fluorescent and detecting the biological substance in the pathological specimen. In the step of immunologically staining the pathological specimen, a special fluorescent particle for which the excitation wavelength appears in a region that is different from the excitation wavelength region of eosin is used as the fluorescent label.
The present invention provides a production method of a radiation image detector, comprising a scintillator panel preparation step, a composite rigid plate preparation step of bonding a flexible polymer film to a rigid plate with an adhesive to prepare the composite rigid plate, a preparation step of a scintillator panel provided with a composite rigid plate of bonding the composite rigid plate to a scintillator panel to prepare the scintillator panel provided with a composite rigid plate, and a preparation step of a radiation image detection member of opposing the surface of the photoelectric conversion base plate in which the photoelectric conversion elements are disposed to the surface of the side of the scintillator layer of the scintillator panel provided with the composite rigid plate and bonding the photoelectric conversion base plate to the scintillator panel to prepare a radiation image detection member; whereby there are provided a production method of a radiation image detector which can be easily produced and results in superior image uniformity, and a radiation image detector obtained by the method.
A radiation image imaging apparatus includes: a sensor board in which a plurality of photoelectric conversion elements are arranged two-dimensionally; and a scintillator which converts an incident radiation into light and irradiates the light onto the photoelectric conversion elements, and a protection layer having an anti-static function is provided between the sensor board and the scintillator, and an anti-static layer having conductivity or an anti-static function is provided on a surface of the sensor board, the surface being opposite with a side facing the scintillator.
A radiation image capturing system which includes a radiation image capturing apparatus including a detection part, a scan activation unit, switch units, a reading circuit, a control unit and a communication unit, a radiation generation apparatus and a console wherein the radiation image capturing apparatus switches an image capturing method between a cooperation method in which radiation image capturing is performed in cooperation with the radiation generation apparatus and a non-cooperation method in which radiation image capturing is performed without cooperation with the radiation generation apparatus, and the console switches standby time which is a time period after the radiation image capturing apparatus becomes able to perform radiation image capturing until the radiation source is allowed to emit radiation onto the radiation image capturing apparatus between the cooperation method and the non-cooperation method.
A radiographic-image processing apparatus that can accurately remove striated artifacts superimposed onto image data taken by an FPD radiographic imaging device includes: a partitioning section that partitions a region, in which image data taken by a radiographic imaging device is arranged two-dimensionally, into segments; a mean-value computation section that computes mean values from the image data along the same scanning line in each segment; an edge compression section that compresses mean-value differentials in boundary regions between the imaged subject and the surroundings thereof; a filtering section that applies an adaptive filter to the differential-compressed profile; and a correction-data creation section that creates correction data on the basis of each datum in the adaptive-filtered profile. Image data in which noise is removed is generated by subtracting corresponding correction data from the image data.
A flat panel radiation detector is disclosed, comprising a scintillator panel provided on a support with a phosphor layer comprising columnar crystals and a protective layer sequentially in this order, and the scintillator panel being coupled with a planar light receiving element having plural picture elements which are arranged two-dimensionally, in which the difference between to average void fraction of an edge portion of the phosphor layer and the average void fraction of a base portion is not less than 5% and not more than 25%, and the void fraction decreases from the base portion to the edge portion. There is provided a flat panel radiation detector with a phosphor layer which exhibits enhanced physical resistance to shock and is superior in sharpness and emission efficiency.
Disclosed is a method of manufacturing a flat panel detector such that the surface on the side of a fluorescent body layer of a scintillator panel which has the fluorescent body layer comprising a column crystal on the supporting body, is coupled to the planar light receiving element surface of a light-receiving element, comprising: a step of manufacturing the scintillator panel which has a larger area than that of the planar light receiving element surface; a step of trimming the edges of the scintillator panel, obtained by the step of manufacturing the scintillator panel, to correspond to the area of the planar light receiving element surface; and a step of coupling the edge-trimmed scintillator panel to the planar light receiving element surface, thus providing a flat panel detector which has an excellent productivity and that can be made small in size without non-image area.
B23P 21/00 - Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
G01T 1/20 - Measuring radiation intensity with scintillation detectors
11.
Radiation image capturing apparatus with control device determining whether data fluctuation exceeds a threshold
A control device of a radiation image capturing apparatus performs repeated reading of leak data prior to radiation image capturing operation and, when a threshold value has been exceeded by the leak data having been read out, said control device detects the start of irradiation. If there are periodic fluctuations in the leak data read out prior to radiation image capturing operation even though irradiation has not started, said control device determines whether or not a threshold value has been exceeded by a value obtained by subtracting a previously obtained fluctuation pattern of the leak data from the read-out leak data during a time period including at least a time period when the leak data fluctuates.
Disclosed in an x-ray imaging device, which uses a Talbot-Lau interferometer, eliminates the effects on image quality of a reconstructed image that arises in such cases as when the direction of a multi-slit or each lattice slit is altered and imaging is performed, and provides reconstructed images favorable for diagnosis. When a plurality of moire images imaged with an imaging subject loaded onto a imaging subject stand (13) and a plurality of moire images imaged without the imaging subject are input, a control unit (51) of a controller (5) corrects signal value differences arising from variations in x-ray strength during imaging respectively between the plurality of moire images with the imaging subject and between the plurality of moire images without the imaging subject, and respectively creates a reconstructed image with the imaging subject and a reconstructed image without the imaging subject. Then, the control unit (51) creates a reconstructed image of the imaging subject for diagnosis by correcting, on the basis of the reconstructed image without the imaging subject, image unevenness in the reconstructed image with the imaging subject caused by heterogeneity in light distribution caused by the angle of rotation of the multi-slit.
G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
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
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
An ultrasound diagnostic equipment is equipped with an ultrasound probe which transmits an ultrasound wave toward an inner part of a subject and receives the ultrasound wave reflected with a particle body in the subject and acquires a received signal to displays internal body information in the subject based on the received signal. The ultrasound diagnostic equipment includes: an acquisition section to acquire the received signal for each of ultrasound waves of which frequencies differ; an intensity ratio calculation section to calculate an intensity ratio of the ultrasound wave for each of frequencies; and a display section to display the information on the intensity ratio.
The control device allows a step of reading the leak data and a step of resetting each radiation detection element to be executed alternately before radiation image capturing. When the data exceed a threshold value, the irradiation start is detected and electric charge is accumulated. Then, the step of reading the image data is executed. After this, the control device further allows a step of reading the leak data and a step of resetting each radiation detection element to be performed alternately at the same cycle time as that in the step of reading the leak data and the step of resetting each radiation detection element performed before detecting the irradiation start. After transfer to the electric charge accumulation state, the control device further permits a step of reading the offset data to be executed at the same cycle time as that in the step of reading the image data.
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
H04N 5/361 - Noise processing, e.g. detecting, correcting, reducing or removing noise applied to dark current
H04N 5/359 - Noise processing, e.g. detecting, correcting, reducing or removing noise applied to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels
A radiographic system includes: a radiographic apparatus; a radiation generator that irradiates radiation to the radiographic apparatus; and a console which forms a radiation image based on an image data transmitted from the radiographic apparatus, wherein when a radiation image capturing is completed, a controller transmits thinned-out data in which read-out image data are thinned at a prescribed ratio, to the console, which displays a preview image on a display section based on the thinned-out data, when a rejection operation that rejects the preview image through an input section is conducted, the console transmits a stop signal that instructs the radiographic apparatus to stop a series of processing, and wherein when the controller receives the stop signal, the controller stops the series of processing currently in progress, and returns an operation state of each functional section to an operation state before the radiation image capturing is carried out.
Disclosed is a radiation image conversion panel wherein luminance is improved by preventing the disorder of the structure of phosphor columnar crystals, thereby eliminating the scattering and refraction of optical elements which is emitted by an X-ray-irradiated phosphor and propagated in the direction of a photoelectric conversion element. Moreover disclosed is a radiation image detector using the same. The radiation image conversion panel is characterized in that the radiation image conversion panel comprises a phosphor layer on the substrate, that the phosphor layer is configured of the phosphor columnar crystals formed from a phosphor matrix compound and an activator by vapor deposition, and that the degree of the orientation of the surface of the phosphor columnar crystals, the degree of the orientation being based on X-ray diffraction spectrum and the surface having a fixed mirror index, is in the range of 80 to 100% without regard to the position in the direction of the thickness of the layer from the root near the substrate to the tip of the phosphor columnar crystals of the phosphor layer.
A laminated piezoelectric material has a four-layered piezoelectric material and electrode layers for applying a voltage to each layer of the four-layered piezoelectric material. Each piezoelectric material has an inorganic piezoelectric material with a remanent polarization in a thickness direction. The layers are laminated so that a direction of an electric field is counter to a direction of the remanent polarization in one of the layers and the direction of the electric field coincides with the direction of the remanent polarization in the other three layers, or the direction of the electric field coincides with the direction of the remanent polarization in one of the layers and the direction of the electric field is counter to the direction of remanent polarization in the other three layers, when a voltage is applied to each piezoelectric material of the four-layered piezoelectric material via electrode layers.
Disclosed are fluorescent substance-containing silica nanoparticles containing a fluorescent substance therein featured in that the surface of the silica nanoparticles is coated with a material having a bulk refractive index of from 1.60 to 4.00. The invention can provide fluorescent substance-containing silica nanoparticles excellent in long term storage stability and a biosubstance labeling agent employing the same.
In a radiation image capturing system, prior to radiation image capturing operation, the radiation image capturing apparatus repeats on an alternate basis, a step of reading leak data and a step of resetting each of the radiation detection elements, wherein the step of reading leak data is performed by turning off all switch units, allowing a reading circuit to perform cyclic reading operations under this condition and converting electric charge leaking out of radiation detection elements through the switch units into the leak data, thereby detecting a start of irradiation based on the leak data having been read out. The image processing apparatus analyzes a profile of image data along the extension of signal lines of the radiation image capturing apparatus, and identifies a range of the image data where a defect has occurred, whereby the image data in the identified range is corrected.
The steps of the method to make the scintillator panel are providing a first support having thereon a phosphor layer; dividing the first support the phosphor layer into a plurality of scintillator panel sections each having a first support section and a phosphor layer section thereon; providing an adhesive member between a side of the first support section of each of the plurality of the scintillator panel sections and a side of a second support; adhering the plurality of the scintillator panel sections onto the second support; forming a protective layer on a whole surface of the plurality of the scintillator panel sections except a portion of the scintillator panel sections which is contacted with the adhesive member; and separating the scintillator panel sections with their protective layer thereon from the second support. The separated scintillator panel sections with their protective layer are then adhered to light receiving element to form the flat panel detector.
G21K 4/00 - Conversion screens for the conversion of the spatial distribution of particles or ionising radiation into visible images, e.g. fluoroscopic screens
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G01V 5/00 - Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity
G01T 1/202 - Measuring radiation intensity with scintillation detectors the detector being a crystal
22.
Cassette type radiographic image solid-state detector
A cassette type radiographic image solid-state detector includes: a detector unit having a scintillator for converting incident radiation into light and a detection section which receives and converts the light converted by the scintillator into electric signals; and a housing containing the detector unit, the housing having a rectangular tubular housing body which has openings at both ends and is formed in a rectangular tube shape using carbon fiber, and a first cover member and a second cover member for covering the openings of the rectangular tubular housing body, wherein a wall of the rectangular tubular housing body facing to a direction perpendicular to an incident direction of radiation is thicker than a wall of the rectangular tubular housing body facing to the incident direction of radiation.
The radiographic-image capturing device is provided with: a detecting unit that has multiple scanning lines and multiple signal lines arranged so as to intersect with each other, and has multiple radiation detection elements arranged two-dimensionally at each of the areas partitioned by the multiple scanning lines and multiple signal lines; a reading circuit that reads electric charges from the radiation detection elements via the signal lines, and converts the electric charges to electric signals, and outputs the electric signals as image data, for each of the radiation detection elements; and compressing means for compressing image data of each of the radiation detection elements. The compressing means creates difference data between the image data of adjacent radiation detection elements, for each of the image data outputted from multiple radiation detection elements connected to the same signal line, and compresses this difference data.
In a medical information system, with respect to a plurality of kinds of medical databases, a plurality of search items included in a search query inputted by a user are sorted in accordance with search divisions, and thereby divided into a finding report search query and a specimen test query. By using these queries, the corresponding databases are searched independently, and individual search results obtained therefrom are combined to generate a combined search result. The individual search result is assigned with an individual score in accordance with the matching degree with the search item. In combining the individual search results, a relevancy score is assigned. The search results are ranked and combined in descending order of the scores. This requires only one issuance of a search execution order without the need to perform a search operation a plurality of times, in order to obtain a desired search result.
A radiation image photographing apparatus is provided with a bias source to apply a bias voltage via bias lines to radiation detecting elements arranged in a two dimensional form in regions divided by scanning lines and signal lines. The bias lines are connected to the radiation detecting elements with a ratio of one bias line to the radiation detecting elements arranged on one column in an extension direction of the signal line, and the bias lines are connected per a predetermined number of bias lines to either one of a plurality of connection lines. The bias voltage is applied from the bias source to the connection lines via the bias lines so that the bias voltage is applied to the radiation detecting elements via the bias lines connected to the connection lines.
A scintillator panel which has achieved enhanced sharpness and sensitivity is disclosed, comprising on a first support a phosphor layer comprising phosphor columnar crystals formed by a process of vapor phase deposition and containing a parent component of cesium iodide (CsI) and an activator of thallium (Tl), and the phosphor layer comprising a first layer of a CsI layer which is in the bottom portion of the phosphor layer and does not contain any activator of thallium, and on the first layer, a second layer of a CsI—Tl layer which contains the activator of thallium and exhibits not more than 32% of a coefficient of variation of concentration of thallium in the direction of thickness.
The present invention provides a method for displaying medical images and a medical image display system that do not require a medical practitioner to move his/her line of sight at the time of comparing/interpreting images and that can improve accuracy in diagnosis. According to the medical image display system of the present invention: an X-ray imaging device (1) captures an image of a subject according to a first imaging mode by a fringe-scanning imaging device or a second imaging mode by a Fourier transform imaging device; a controller (5) creates at least two images from among an X-ray absorption image, a differential phase image, and a small-angle scattering image on the basis of the captured moir image; and said at least two images that have been created are displayed in turn in the same position on a display section (53).
The present invention allows inspection reservations which take into consideration desires of a patient to be performed easily. A control unit (11) of a center server (1), upon selection of a medical facility of a reservation destination from an initial reservation screen (251) at a terminal device (2), creates a bulk reservation screen (253) where, from among doctors and/or inspection devices belonging to the selected medical facility, a plurality can be selected together as objects of reservation, and the screen is transmitted to the terminal device (2). The bulk reservation screen (253) has priority display condition input fields 253A. Upon selection of doctors and/or inspection devices as the objects of reservation from the bulk reservation screen (253) and input of the priority display conditions, the control unit (11) prioritizes dates matching the priority display conditions, creates a reservation calendar screen (254) in which the reserved time frames of each of the selected objects of reservation are arranged and displayed in a list by date, transmits the screen to the terminal device (2), and stores the times and days selected from the reservation calendar screen (254) as reserved times and days for the objects of reservation in a storage unit (13).
G06Q 50/00 - Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
29.
INSPECTION RESERVATION SYSTEM AND INSPECTION RESERVATION SERVER
The present invention allows reservations for inspections by a plurality of devices and doctors to be performed efficiently. A control unit (11) of a center server (1) of an inspection reservation system (100), upon entry of a plurality of doctors and/or inspection devices belonging to one medical facility as objects of reservation from a terminal device (2), creates a reservation information input screen (255) which has, among the inspection reservation information items to be entered, shared input fields for entering together items which should be entered in common for all doctors and/or inspection devices to be reserved, and individual input fields for each of the objects of reservation for entering items to be individually entered for each of the objects to be reserved, and transmits the input screen to the terminal device (2).
G06Q 50/00 - Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
30.
TEST RESERVATION SYSTEM AND TEST RESERVATION SERVER
The present invention enables a reserver to easily learn the state of tests in reservation units, and in units of individual doctors and devices for whom a reservation of a test was made. Using a test reservation system (100), a control unit (11) of a central server (1) switches between two display modes (namely: a first display mode in which, if upon a reservation list transmission request from a terminal device (2), test reservation information stored in a storage unit (13) is read and a plurality of doctors and/or test devices in the read test reservation information are grouped together and designated as a single reservation target, a list is displayed of test reservation information in single units comprising the doctors and/or test devices designated as the grouped reservation target; and a second display mode in which a test reservation information list is displayed in units of individual doctors or test devices designated as reservation targets in the read test reservation information), creates display data for a displayable reservation list screen (252) and transmits the data to a terminal device (2).
G06Q 50/00 - Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
31.
INSPECTION RESERVATION SERVER AND INSPECTION RESERVATION SYSTEM
The objective of the present invention is to allow the state of progress of an inspection in a medical facility at a reservation destination to be referenced from a medical facility of a reservation origin. An inspection reservation server (1) is connected so as to be capable of data communication via a communication network (N) with a system within a medical office (2A) and a system within a hospital (2B), receives reservations of inspections for the system within the hospital (2B) from the system within the medical office (2A), and manages inspection results. The inspection reservation server (1) is provided with a storage unit for storing inspection reservation information related to a reservation of an inspection which includes inspection status information indicating the state of progress of the inspection related to the received reservation, wherein the inspection status information is modified on the basis of the information acquired from the system within the hospital (2B). The inspection reservation server (1) transmits the inspection reservation information to the system within the medical office (2A) in response to an acquisition request for the inspection reservation information from the system within the medical office (2A). At the system within the medical office (2A), inspection status information included in the inspection reservation information which has been received from the inspection reservation server (1) is displayed upon a display unit.
G06Q 50/00 - Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
32.
INSPECTION RESERVATION SYSTEM AND INSPECTION RESERVATION SERVER
The present invention allows reservations for inspection by a plurality of inspection devices and doctors to be performed efficiently. A control unit (11) of a center server (1) creates an initial reservation screen (251) for selecting a medical facility of a reservation destination and transmits the screen to a terminal device (2). Upon selection of the medical facility of the reservation destination from the initial reservation screen (251), a bulk reservation screen (253) is created where, from among doctors and/or inspection devices belonging to the selected medical facility, a plurality can be selected together as objects of reservation, and the screen is transmitted to the terminal device (2). Upon selection of the doctors and/or inspection devices as objects of reservation from the bulk reservation screen (253), a reservation calendar screen (254) is created in which the reserved time frames of each of the objects of reservation are arranged and displayed in a list by date, and the screen is transmitted to the terminal device (2). Upon selection of a reservation time frame for the date and time to be reserved for each object of reservation from the reservation calendar screen (254), the selected times and days are stored as reserved times and days for the objects of reservation in a storage unit (13).
G06Q 50/00 - Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
The present invention automatically associates inspection result data that has been generated within a medical facility of a reservation destination with inspection reservation information and provides the data to the reservation origin facility. A collaboration gateway (5) of an intra-facility system (10B) placed at a reservation destination facility causes an order generation device (7) to generate inspection order information for an inspection to be performed at a modality (8) on the basis of inspection reservation information transmitted from a center server (1), associates an intra-hospital order ID which is identification information for the generated inspection order information with an inspection reservation ID of the inspection reservation information and stores the order ID into an ID association table (531). In addition, the collaboration gateway (5), on the basis of the ID association table (531), associates the inspection reservation ID with inspection result data that has been generated at the modality (8), and transmits the data to the center server (1). The center server (1) transmits the inspection result data that has been transmitted from the collaboration gateway (5) to a terminal device (2).
G06Q 50/00 - Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
Provided are an ultrasound diagnostic device and program that are able to inhibit reduction in frame rate and improve resolution. Every time that image data is generated for each frame, the control unit (18) determines whether or not it is a still image on the basis of image data for two or more frames. When the control unit (18) determines the image to be a still image, image data of at least two consecutive frames are synthesized to generate synthesized image data. When the control unit (18) determines the image not to be a still image, pixel data to be disposed between adjacent pixels in the image data of one of two consecutive frames is generated from the image data of the one frame on the basis of the pixel data of at least one of the adjacent pixels, and the generated pixel data and the data of the one image are synthesized to generate synthesized image data.
Provided is a radiographic imaging device capable of accurately carrying out processing for a non-cooperative method in which imaging is performed without cooperation with a radiation generator, as well as for a cooperative method in which imaging is performed in cooperation with a radiation generator. When radiographic imaging is performed by means of the non-cooperative method, a control means (22) of a radiographic imaging device (1) performs control for resetting radiation detection elements (7) prior to radiographic imaging and performs control for reading out image data (d) from the radiation detection elements (7), with said control being performed in such a way that a gate period (τ*) from the application of an on-voltage from a scan drive means (15) to a scan line (5) until the on-voltage is applied to the next scan line (5) becomes longer than a gate period (τ) in the cooperative method. In the non-cooperative method, the control means (22) detects at least the start of irradiation of radiation on the basis of the read-out image data (d) etc.
Provided is a radiographic imaging device capable of accurately removing an offset caused by lag from image data constituting a main image. When a control means (22) of a radiographic imaging device (1) acquires dark image data (Od) prior to radiographic imaging and also reads out image data (d) to detect the start of irradiation of radiation on the basis of the read-out image data (d), the control means (22) applies an off-voltage to all scan lines (5) and shifts to a charge accumulation mode, sequentially applies an on-voltage to the scan lines (5) and reads out main image data (D) from radiation detection elements (7) after the irradiation of radiation has ceased, then acquires offset data (O) in a state in which the radiation is not being irradiated, and corrects the main image data (D) read out by means of said radiographic imaging or corrects the main image data (D) read out by means of radiographic imaging conducted after said radiographic imaging, with these corrections being made in accordance with an offset (Olag) caused by lag calculated on the basis of the offset data (O) and the dark image data (Od).
The present invention provides: a process for manufacturing a radiographic image detector, which is characterized by comprising a scintillator panel manufacture step, a composite rigid plate manufacture step of bonding a flexible polymer film to a rigid plate through an adhesive agent to manufacture a composite rigid plate, a composite-rigid-plate-attached scintillator panel manufacture step of bonding the composite rigid plate to a scintillator panel to manufacture a composite-rigid-plate-attached scintillator panel, and a radiographic image detection member manufacture step of allowing a surface of a photoelectric conversion substrate on which a photoelectric conversion element is arranged and a surface on the scintillator layer side of the rigid-plate-attached scintillator panel to face each other and bonding the photoelectric conversion substrate to the rigid-plate-attached scintillator panel to manufacture a radiographic image detection member, and which can manufacture a radiographic image detector having excellent image uniformity; and a radiographic image detector manufactured by the process.
The invention enables filming with easy switching between a fringe scan filming mode and a Fourier transform filming mode. With this X-ray filming system, a relative angle-adjusting unit (213) automatically adjusts the relative angle between a first grating (14) and a second grating (15) according to the filming mode established by a controller (5). According to the established filming mode, a control unit (181) controls the activation or stopping of a driving unit (122) that moves a multislit (12) in the direction of the slit array and, according to the established filming mode, the controller (5) generates a reconstructed image from the moire image obtained by the X-ray detector (16).
A biological substance detection method for detecting a biological substance specifically in a pathological specimen, comprising a step of immunologically staining the pathological specimen using a fluorescent label, a step of staining the pathological specimen with a staining reagent for morphology observation purposes (eosin) to observe the morphology of the pathological specimen, a step of irradiating the stained pathological specimen with excited light to cause the emission of a fluorescent and detecting the biological substance in the pathological specimen. In the step of immunologically staining the pathological specimen, a special fluorescent particle for which the excitation wavelength appears in a region that is different from the excitation wavelength region of eosin is used as the fluorescent label.
G01N 21/27 - ColourSpectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection
G01N 33/48 - Biological material, e.g. blood, urineHaemocytometers
A tissue staining method which comprises: staining a tissue with a staining reagent wherein a biosubstance recognition site is bonded to particles carrying multiple fluorescent substances accumulated therein; in the stained tissue, counting fluorescent points or measuring fluorescent brightness; and evaluating the expression level of a biosubstance, which matches the biosubstance recognition site, in the aforesaid tissue based on the number of the fluorescent points or fluorescent brightness that was measured.
A semiconductor nanoparticle assembly including semiconductor nanoparticles having a core/seal structure, and wherein the semiconductor nanoparticles are bonded by means of amide bonds.
Provided is a GUI-containing system that effectively utilizes kymographic images, integrates information to be used for diagnosis in a viewing system and allows accurate diagnosis even by physicians who have little experience with stethoscopes. With this diagnosis assistance system (100), a control unit (31) of a diagnostic console (3) extracts the lung field regions from the respective image frames of a plurality of image frames representing the movements of the chest, which have been transmitted from an imaging console (2); divides said extracted lung field regions into a plurality of sub-regions; correlates the divided sub-regions in the plurality of image frames with each other and analyses same; thereby calculating previously established characteristic quantities that represent the movement of the divided sub-regions. When the regions for display of analysis results are selected by the operating unit (33), the characteristic quantities for the selected sub-regions are displayed.
The invention is able to provide physicians with information that facilitates understanding of the clinical features of lung field ventilation and is effective for diagnosis. In particular, diagnostic information is provided with which appropriate diagnoses can be made even by physicians with little practical experience in using stethoscopes. With the diagnostic console (3) of this thoracic diagnosis assistance system (100), the control unit (31) extracts lung field regions from each of the multiple image frames obtained by imaging the movements of the chest, divides the extracted lung field regions into a plurality of sub-regions, and correlates the various sub-regions between the multiple image frames. Thereafter, the multiple image frames corresponding to each sub-region are analyzed, characteristic inspiratory values and characteristic expiratory values are calculated for each sub-region, ratios of the calculated characteristic inspiratory values to characteristic expiratory values are calculated and histograms of the ratios thus calculated are generated. The generated histograms are displayed on the display unit (34).
A semiconductor nanoparticle aggregate containing semiconductor nanoparticles with a core/shell structure is formed by controlling with physical energy the aggregation state of an agglomerate from agglomerated semiconductor nanoparticles.
B82B 1/00 - Nanostructures formed by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
B82B 3/00 - Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
Disclosed is a quantum dot-embedded silica nanoparticle having plural quantum dots embedded within the silica nanoparticle, wherein the number of quantum dots existing in a concentric area within 10% of a radius from a center of the silica nanoparticle accounts for 10 to 70% of the number of total quantum dots embedded in the silica nanoparticle.
The present invention provides: a radiological image conversion panel which comprises a base and a phosphor layer, an adhesive layer arranged on the phosphor layer and a protective layer arranged on the adhesive layer which are formed on the base, wherein the panel is characterized in that the adhesive layer contains particles of a matting agent and the value of the average particle diameter (M) of the particles of the matting agent is larger than the value of the thickness (d) of the adhesive layer, and wherein the panel does not rarely undergo the deterioration in an image and has excellent scratch resistance and excellent stain-proof properties; and a process for producing the panel.
G21K 4/00 - Conversion screens for the conversion of the spatial distribution of particles or ionising radiation into visible images, e.g. fluoroscopic screens
G01T 1/20 - Measuring radiation intensity with scintillation detectors
In an ultrasonic diagnostic device S according to the present invention, a reference signal generation unit 30 generates a reference signal to be used in correlation processing based on a direct reception signal obtained by receiving a first ultrasonic signal prior to being transmitted to a subject. Consequently, the ultrasonic diagnostic device S configured in this manner is able to generate a more suitable reference signal.
In the disclosed metallic lattice (DG) and the manufacturing method for the same, slit grooves are formed, by means of dry etching, in second silicon sections (12a) which are attached to a first silicon layer (11) and which have a higher resistance than the first silicon layer (11), said grooves being formed so as to at least reach the first silicon layer (11), and, by means of electroforming, the slit grooves are filled with metal to form metallic sections (12b). Thus, the metallic lattice (DG) having such a structure, and the manufacturing method for the same, use a silicon substrate and enable the metallic sections of a lattice to be formed with greater fine detail by means of electroforming.
C25D 5/02 - Electroplating of selected surface areas
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
49.
MANUFACTURING METHOD FOR METAL LATTICE, AND METAL LATTICE
In the disclosed metal lattice (DG) and the manufacturing method for the same, slit grooves are formed, by means of dry etching, in p-type silicon sections (12a) attached to an n-type silicon layer (11) so as to at least reach the n-type silicon layer (11). By means of electroforming the slit grooves are buried into metal and metallic sections (12b) are formed. Thus, a metal lattice (DG) having such a structure, and the manufacturing method for the same use a silicon substrate and enable the metallic sections of a lattice to be formed with greater fine detail by means of electroforming.
C25D 5/02 - Electroplating of selected surface areas
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
50.
METHOD FOR MANUFACTURING METAL GRID, AND METAL GRID
Disclosed are a metal grid and a method for manufacturing the metal grid, wherein a slit trench that reaches at least a first silicon layer (11) is formed by dry-etching, in a second silicon portion (12a) attached to a first silicon layer (11) with an insulating layer (12c) therebetween, the slit trench is filled with a metal to the middle of the insulating layer (12c) by electroforming, the inner side surfaces of the slit trench are oxidized and oxide films are formed, then, the rest of the slit trench is filled with the metal by the electroforming, and a metal portion (12b) is formed. Consequently, with the metal grid (DG) having such configuration and the method for manufacturing such metal grid make it possible to more finely form the metal portion of the grid by the electroforming using a silicon substrate.
C25D 7/00 - Electroplating characterised by the article coated
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
C25D 5/02 - Electroplating of selected surface areas
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 23/20 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by using diffraction of the radiation by the materials, e.g. for investigating crystal structureInvestigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materialsInvestigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by using reflection of the radiation by the materials
G01T 7/00 - Details of radiation-measuring instruments
Provided is a radiation image detecting system including a cassette type radiation image detecting apparatus capable of being driven by electric power supplied from a built-in battery; a charge controlling circuit to control charging of the battery; a cradle supplying electric power to the radiation image detecting apparatus; and a cable supplying electric power to the radiation image detecting apparatus, wherein the radiation image detecting apparatus includes a connection section being electrically connected to each of the cradle and the cable to receive the electric power; the battery is charged by the cradle being connected to the connection section and by the cable being connected to the connection section; and the charge controlling circuit switches a charging current between a time when the cradle is connected to the connection section and a time when the cable is connected to the connection section.
In order to suppress the effect of path resistance and to enable rapid charging, the disclosed charging device (4) charges an electricity storage body (28) from the outside through connectors (26, 42) to an electronic apparatus (2) incorporating the electricity storage body within a casing (21), and is provided with: a power source unit (41) that supplies charging power; a voltage detection unit (43) that detects the voltage of the electricity storage body; a current detection unit (44) that detects charging current; and a charging control unit (45) that performs constant-current charging until reaching a target voltage (V1) and then switches to constant-voltage charging. By means of the voltage detection unit, the charging control unit detects the voltage change (ΔV) of the electricity storage body when changing the value of the current between at least two values at the time of starting constant-current charging, and in accordance with amount of voltage change of the electricity storage body, performs charging control by correcting the target voltage value or the value of the voltage detected by the voltage detection unit.
A detection performance expected for an abnormal shadow candidate detection device can be maintained by immediately feeding back the result of evaluating the detection performance of the abnormal shadow candidate detection device to a development source. In an image display device (4), when radiographic image interpretation result information including the position of the region where a radiologist has determined as a focus region is input from an operation unit (42), a control unit (41) sends the radiographic image interpretation result information to an image server (3) and allows the image server (3) to calculate, based on the radiographic image interpretation result information and CAD information detected by the abnormal shadow candidate detection device (2), an index value indicating the performance of detecting an abnormal shadow candidate in the abnormal shadow candidate detection device (2). It is then determined whether the calculated index value satisfies a predetermined criterion or not. When it is determined that the predetermined criterion is not satisfied, warning information about the detection performance of the abnormal shadow candidate detection device (2) is output by a communication unit (44) or a display unit (43).
Disclosed are an ultrasound diagnostic device and program that are capable, with a simple process, of carrying out frame averaging, minimizing afterimages associated with the movement of specimens and alleviating declines in brightness of the specimens. A smoothing processing unit (15) carries out smoothing of brightness information among a plurality of image data of different frames that are generated by an image processing unit (14), obtaining smoothed image data. Then a display unit (18) carries out a display of an ultrasound diagnostic image on the basis of the smoothed image data that is obtained by the smoothing processing unit (15). Then the smoothing processing unit (15) determines the brightness difference among the plurality of image data of different frames and detects a moving body component. Then, with respect to the brightness information of the component corresponding to the detected moving body component, the smoothing processing unit (15) causes the mixture ratios of the brightness of each of the plurality of image data of different frames in the smoothing of the brightness information to vary from that of the component corresponding to components other than the moving body component.
Provided are an ultrasound diagnosis device and a program which can display good ultrasound diagnosis images. A reception unit (13) subjects a received signal obtained by means of an oscillator (2a) to sampling at a preset acquisition sampling frequency. The reception unit (13) then subjects the received signal to phasing addition at each sampling point and thereby obtains acquisition sampling data. A display unit (17) then displays an image. A control unit (18) then performs downsampling by removing data from the acquisition sampling data in such a way that a display dependent sampling frequency, which is set in accordance with the display image size of the display unit (17), is met. The display unit (17) then displays an ultrasound diagnosis image on the basis of the acquisition sampling data that has been subjected to downsampling by the control unit (18).
A portable radiation image capturing apparatus is described. In the portable radiation image capturing apparatus multiple image capturing elements are two-dimensionally arranged, the apparatus is provided with a current detecting means for detecting a current flowing in the apparatus, a read-out circuit having a power supply mode in which the charge generated in each image capturing element can be read out and converted into an electric signal and a stand-by mode in which charge is not read out and power is consumed less than in the power supply mode, and a control means for causing the read-out circuit to change from the stand-by mode to the power supply mode when detecting start of irradiation with radiation on the basis of an increase in the current value detected by the current detecting means while the read-out circuit is in the stand-by mode.
H05G 1/58 - Switching arrangements for changing-over from one mode of operation to another, e.g. from radioscopy to radiography, from radioscopy to irradiation
Provided is a radiological imaging device capable of achieving a noise reduction effect that is stable over time. A radiological imaging device (1) is provided with scan line drive means (15) which is provided with a gate scan line drive unit (15b) for switching a voltage applied to a scan line (5) between an on-voltage and an off-voltage, and a power source circuit (15a) for supplying the on-voltage and the off-voltage to the gate scan line drive unit (15b) on the basis of power supplied from a power source unit (41); and reading means (16) which is provided with a reading IC (16b) for reading image data from a radioactivity detection element (7), and a power circuit (16a) for supplying power to the reading IC (16b) on the basis of the power supplied from the power source unit (41); wherein the ground terminal (151) of the scan line drive unit (15) and the ground terminal (161) of the reading means (16) are connected to a ground level of the radiological imaging device (1) and are directly connected electrically by way of connection means (50).
Disclosed are an ultrasonic diagnostic device and program for suppressing loss in frame rate so as to improve resolution. A control unit (18) sequentially selects transducers (2a) for supplying drive signals while shifting a predetermined number of the transducers in a disposing direction for each output of transmitted ultrasonic waves. Then, an image generation unit (14) generates image data for within a subject body for each frame on the basis of received signals which have been sequentially received by a receiving unit (13). Next, the control unit (18) performs switching between selection of m units of transducers (2a) to be consecutively positioned, and selection of m+1 units of the transducers (2a) to be consecutively positioned, for each frame. In addition, the control unit (18) generates synthesized image data acquired by synthesizing image data of at least two consecutive frames each time that image data is generated for each frame.
Disclosed is a semiconductor nanoparticle aggregate with a high emission luminance and without concentration quenching even when semiconductor nanoparticles that emit fluorescent light are densely accumulated. The semiconductor nanoparticle aggregate contains semiconductor nanoparticles with a core/shell structure and is characterized by being formed by re-shelling semiconductor nanoparticle agglomerates.
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
60.
IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND PROGRAMME
Disclosed are a programme, an image processing method and an image processing device capable of quickly extracting characteristic regions. The disclosed image processing device is provided with an initial contour arrangement means, which uses a level-set function to arrange an initial contour on a digital image, and the device extracts characteristic regions from the image by altering the initial contour by means of a level-set method. The initial contour arrangement means forms the initial contour by means of a plurality of contours, arranges so that at least one point in each of the plurality of contours touches another contour, and makes the initial value of the level-set function the unsigned shortest distance from each point on the image to the initial contour.
Disclosed is a radiographic imaging device capable of improving detection efficiency when detecting that illumination with radiation by the device proper has commenced. A radiographic imaging device (1) comprises a scan drive means (15), for sequentially impressing an on-voltage on each scan line (5) when reading out image data (d, D) from radiation detector elements (7). Beginning prior to radiographic imaging, a control means (22) sequentially impresses the on-voltage from the scan drive means (15) on each scan line (5), and carries out an image data (d) read out process from the radiation detector elements (7); detects that the illumination with radiation has commenced at a point in time whereat the read-out image data (d) exceeds a threshold (dth); and controls such that the on-time when processing the read-out of the image data (d) prior to the radiographic imaging, from impressing the on-voltage from the scan drive means (15) on the scan lines (5) to switching the impressed voltage to an off-voltage, is longer than the on-time when processing the read-out of the image data (D) after the radiation illumination.
Disclosed is a means which enables the achievement of an accurate and highly sensitive immunochromatography method that can detect an analyte satisfactorily even when the analyte is contained at a low concentration. Specifically disclosed is a developing solution for use in an immunochromatography method using a detection reagent that is labeled with an insoluble carrier, which is characterized by containing a nucleic acid molecule. A preferred example of the insoluble carrier is a silica particle. The silica particle preferably has a fluorescent compound chemically bound thereto or adsorbed thereon.
In a flat panel detector in which a scintillator panel obtained by sequentially forming a protective layer and a phosphor layer comprising a columnar crystal on a support body is coupled with the light-receiving surface of a planar light-receiving element on which a plurality of pixels are disposed in a two-dimensional shape, the difference between the mean porosity of the base and the mean porosity of the ends of said phosphor layer is between 5% and 25%. A flat panel radiation detector having a phosphor layer that is able to combine physical resistance to shocks etc., sharpness and luminous efficiency can be provided by reducing the porosity from the base to the ends.
Disclosed is a radiographic-image processing device that can accurately remove striated artifacts superimposed onto image data taken by an FPD radiographic imaging device. Said radiographic-image processing device (70) is provided with: a partitioning means (71) that partitions a region (Q), in which image data (D) taken by a radiographic imaging device (1) is arranged two-dimensionally, into segments (Sk); a mean-value computation means (72) that computes mean values (Da(n)) from image data (D) along the same scanline (5) in each segment (Sk); an edge compression means (73) that compresses mean-value (Da(n)) differentials in boundary regions between the subject that was imaged and the surroundings thereof; a filtering means (74) that applies an adaptive filter to the differential-compressed profile; and a correction-data creation means (75) that creates correction data (Ds) on the basis of each datum (ds(n)) in the adaptive-filtered profile. Denoised image data (D*) is generated by subtracting corresponding correction data (Ds) from the image data (D).
Provided is a radiation image capturing system which is easy to use for an operator such as a radiation technologist and enables efficient radiation image capturing. A radiation image capturing system (50) is provided with a transportable radiation image capturing device (1), a bucky device (51), and a console (58) capable of obtaining multiple pieces of image capturing order information including information regarding whether or not an image is captured while the transportable radiation image capturing device (1) is loaded in the bucky device (51). Regardless of the order in which icons (I) are displayed, the console (58) displays, in a different form from the other icons (I), an icon (I) corresponding to image capturing order information that designates image capturing using the bucky device (51) when the transportable radiation image capturing device (1) is loaded in the bucky device (51), and an icon (I) corresponding to image capturing order information that designates image capturing in the state in which the transportable radiation image capturing device (1) is not loaded when the transportable radiation image capturing device (1) is not loaded in the bucky device (51).
Provided is a radiation imaging system wherein reduction in the speed of wireless communication between a radiation imaging device and an access point can be suppressed and which comprises: a plurality of imaging rooms; the radiation imagining device, which performs radiation imaging in the imaging rooms; and a plurality of access points positioned in each of the imaging rooms and which can communicate wirelessly with the radiation imaging device. A management device (140) selects a channel that is both an open channel not being used by any of the plurality of access points (121) and a non-interference channel that does not interfere with a radar, and sends a usage channel change request, which requests a change to the selected channel, to the access point (121) that transmitted a radar detection notification. The access point (121) changes the channel being used by that access point (121), in accordance with the usage channel change request from the management device (140).
Disclosed is a radiation image photography device, wherein the device itself is capable of at least accurately detecting the start of radiation exposure using existing means of the device, without being equipped with any new means, and which is capable of improving the image quality of a radiation image generated based on image data. The radiation image photography device (1) comprises scan lines (5), signal lines (6), radiation detection elements (7), a scan driving means (15), switch means (8), a read circuit (17) and a control means (22), wherein prior to capturing a radiation image, in a state where off voltages are applied from the scan driving means (15) to all of the scan lines (5) so that each respective switch means (8) is set to the off state, the control means (22) performs read operation periodically using the read circuit (17) and repeatedly performs leak data readout processing, which converts electric charges q leaked from the radiation detection elements (7) via the switch means (8) into leak data Dleak, to detect that radiation exposure has started when the read leak data Dleak exceeds the threshold Dth.
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
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 31/09 - Devices sensitive to infrared, visible or ultra- violet radiation
Provided is an image displaying device that can shorten the time required for reading an image by inhibiting the displaying of unnecessary marks, and with which image reading and diagnosis can be carried out without the radiologist being influenced by the detection results of CAD (computer-aided detection) in cases where the CAD has failed to detect abnormal shadow candidates. When a medical image to be read is selected with an operating section (42), the controlling section (41) of the image displaying device (4) acquires, from an image server (3), the medical image and positional information on abnormal-shadow-candidate areas that have been detected from the medical image, and displays the medical image on a displaying section (43). When an area of interest is designated with the operating section (42) in the medical image displayed on the displaying section (43), the controlling section (41) compares the designated area of interest with the positional information on the abnormal-shadow-candidate areas detected from the medical image being displayed, extracts the abnormal-shadow-candidate area(s) existing outside the designated area of interest, and displays a mark (M2) that indicates each extracted abnormal-shadow-candidate area on the medical image displayed on the displaying section (43).
A scintillator panel which is capable of obtaining a radiation image exhibiting enhanced luminance and sharpness and achieving improved storage stability is disclosed, comprising on a support a base layer and a phosphor layer provided sequentially in this order, wherein the phosphor layer comprises (columnar) phosphor crystals formed of a phosphor parent compound and an activator by a process of vapor phase deposition and the base layer comprises crystals formed of the phosphor parent compound and an activator, and a relative density of the base layer is lower than a relative density of the phosphor layer and a relative content of an activator of the base layer is lower than a relative content of an activator of the phosphor layer.
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G21K 4/00 - Conversion screens for the conversion of the spatial distribution of particles or ionising radiation into visible images, e.g. fluoroscopic screens
Disclosed is a method of manufacturing a flat panel detector such that the surface on the side of a fluorescent body layer of a scintillator panel which has the fluorescent body layer comprising a column crystal on the supporting body, is coupled to the planar light receiving element surface of a light-receiving element, comprising: a step of manufacturing the scintillator panel which has a larger area than that of the planar light receiving element surface; a step of trimming the edges of the scintillator panel, obtained by the step of manufacturing the scintillator panel, to correspond to the area of the planar light receiving element surface; and a step of coupling the edge-trimmed scintillator panel to the planar light receiving element surface, thus providing a flat panel detector which has an excellent productivity and that can be made small in size without non-image area.
Disclosed are a laminated piezoelectric body, a laminated piezoelectric body manufacturing method, an ultrasonic transducer and an ultrasonic diagnostic device, wherein a plurality of mutually laminated piezoelectric bodies is electrically connected in parallel to each other, and each of the plurality of piezoelectric bodies arranges a direction of residual polarity related to electrical displacement or a sign of an electric field caused by a direct piezoelectric effect, or a crystal axis in a direction to reduce sensitivity in a first resonance mode, with reference to an axis of a first level of piezoelectric on a fixed edge side, and in a direction to increase sensitivity in a second resonance mode to a higher level than the first resonance mode.
The present disclosure is intended to determine radiation sensing elements with output anomalies with a high degree of precision. A radiograph imaging device (1) comprises a plurality of radiation sensing elements (7) that are arranged in a two-dimensional array by a plurality of scan lines and signal lines; a read-out circuit (17) that outputs either actual image data (J) or dark image data (B) on a per radiation sensing element basis; a communications means (39) for communicating the data to an external device (58); and a control means for controlling such that the read-out circuit outputs dark image data (BH1, BH2) for the output anomaly determination of the radiation sensing elements, on the basis of the charge that each radiation sensing element accumulates when radiation is not projected in an accumulation time that is longer than when imaging.
Disclosed is an ultrasonic diagnosis device that can even detect microcalcification that is present in a continuous distribution, and can simultaneously apprehend the size of granules. The ultrasonic diagnosis device (S)—which is provided with an ultrasonic probe (2) that transmits an ultrasonic wave within a test subject (H) and obtains a received signal by receiving the ultrasonic wave reflected by a granule within the test subject (H), and which displays internal information regarding the inside of the test subject (H) on the basis of the aforementioned received signal—has: a means for acquiring the received signal for the ultrasonic wave at each differing frequency; an intensity ratio calculation means that acquires the intensity of the ultrasonic wave at each frequency from the obtained received signal at each frequency, and calculates intensity ratios; and a display means that displays the information of the aforementioned intensity ratios.
Disclosed is an x-ray imaging device, which uses a Talbot-Lau interferometer, eliminates the effects on image quality of a reconstructed image that arise in such cases as when the direction of a multi-slit or each lattice slit is altered and imaging is performed, and provides reconstructed images favorable for diagnosis. When a plurality of moiré images imaged with an imaging subject loaded onto a imaging subject stand (13) and a plurality of moiré images imaged without the imaging subject are input, a control unit (51) of a controller (5) corrects signal value differences arising from variations in x-ray strength during imaging respectively between the plurality of moiré images with the imaging subject and between the plurality of moiré images without the imaging subject, and respectively creates a reconstructed image with the imaging subject and a reconstructed image without the imaging subject. Then, the control unit (51) creates a reconstructed image of the imaging subject for diagnosis by correcting, on the basis of the reconstructed image without the imaging subject, image unevenness in the reconstructed image with the imaging subject caused by heterogeneity in light distribution caused by the angle of rotation of the multi-slit.
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
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
G21K 1/06 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diffraction, refraction, or reflection, e.g. monochromators
Disclosed is a compartmentalized two-dimensional array scintillator that prevents cracks or fractures when a weight is borne. The scintillator is a two-dimensional array scintillator wherein scintillator elements partitioned in pentakis compartments are positioned in two dimensions, the scintillator elements are positioned in two dimensions at a pitch of less than or equal to 350µm, the proportion of depth to surface area of the substrate side of the fluorescent light bodies within the scintillator elements is greater than or equal to 0.0075, the taper angle (θ) of the fluorescent light lateral surface with respect to the substrate is between 80-89 degrees or between 91-100 degrees, and ceramic particles with average diameters between 1-20µm are present at depths between 1-10µm from the fluorescent light lateral surface, and are not present at depths greater than 10µm from the fluorescent light surface.
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G21K 4/00 - Conversion screens for the conversion of the spatial distribution of particles or ionising radiation into visible images, e.g. fluoroscopic screens
76.
RADIATION DETECTION PANEL, RADIATION IMAGE DETECTOR, METHOD OF MANUFACTURING RADIATION DETECTION PANEL AND METHOD OF MANUFACTURING RADIATION IMAGE DETECTOR
Provided are a radiation detection panel, a radiation image detector, a method of manufacturing a radiation detection panel, and a method of manufacturing a radiation image detector which can prevent undesired disadvantages while pursuing light weight. A radiation detection panel (3) is provided with an element substrate (4) which has a plurality of photoelectric conversion elements (15) arranged on the surface (4a) two dimensionally; a scintillator substrate (5) which has a scintillator (6) converting radiation to light formed on the surface (5a) such that the plurality of photoelectric conversion elements (15) are oppositely disposed; and an adhesive (22) which is arranged on the portion surrounding the plurality of photoelectric conversion elements (15) and the scintillator (6) to join the element substrate (4) and the scintillator substrate (5), wherein the adhesive (22) is a photocrosslinkable adhesive, and the scintillator substrate (5) is configured provided with a light-transmissive plastic substrate (501) and a light-transmissive inorganic thin film (502) which is formed on at least one surface of the plastic substrate (501).
G01T 1/20 - Measuring radiation intensity with scintillation detectors
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
Provided is a radiation imaging device which can accurately detect that irradiation of radiation has started even when a small dose of radiation is irradiated. A radiation imaging device (1) is provided with a current detection means (43) which detects current flowing in the device. After an on voltage (Von) is applied from a gate driver (15b) to a scan line (5) and an electrical load is discharged from a radiation detection element (7), a scanning drive means (15) repeats an operation to apply an off voltage (Voff) to all of the scan lines (5) and resets each radiation detection element (7). When a control means (22) detects the start of irradiation of radiation on the basis of the value of the current detected by the current detection means (43) while the off voltage (Voff) is being applied to all of the scan lines (5) from the gate driver (15b), the control means (22) accumulates in each radiation detection element (7) the load generated in each radiation detection element (7), said accumulation being performed in a state in which the resetting of each radiation detection element (7) is stopped and the off voltage (Voff) is being applied to all of the scan lines (5).
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
G01T 1/20 - Measuring radiation intensity with scintillation detectors
G01T 1/24 - Measuring radiation intensity with semiconductor detectors
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
Provided are a scintillator panel and a radiation detector which give a radiation image reduced in sensitivity unevenness and sharpness unevenness. Also provided are processes for producing the scintillator and the detector. The scintillator panel comprises a support and, deposited thereon, a phosphor layer comprising columnar crystals of a phosphor which have been formed by the vapor deposition method. The panel is characterized in that the columnar crystals of a phosphor comprise cesium iodide (CsI) as a base ingredient and thallium (Tl) as an activator ingredient and have, in a root part thereof, a layer containing no thallium, and that the coefficient of variation in thallium concentration in the plane of the phosphor layer is 40% or less.
Provided is a medical coordination system capable of online data coordination that can deal with communication conditions of various medical facilities. According to the disclosed regional medical coordination system, a center server associates medical information data transmitted from a terminal device of an in-facility system provided at a plurality of medical facilities with identification information of the transmission source of the medical information data and identification information of an affiliate that is permitted to view the medical information data and stores thereof in a storage unit. When transmitting the medical information data to an in-facility server of the affiliate that is permitted to view the medical information data, the transmission is performed either directly to the in-facility server of the affiliate or via the terminal device of the affiliate, in accordance with a request from the terminal device of the affiliate.
An array-type ultrasonic vibrator according to the present invention has an acoustic matching layer that has a plate-like body made of a material having a lower acoustic impedance than a plurality of piezoelectric elements. Signal wiring is formed on the plate-like body of the acoustic matching layer. Accordingly, for this array-type ultrasonic vibrator, the signal wiring can be easily formed without using additional components.
Disclosed is a radiographic image photography device capable of promptly transmitting an interlock disengage signal after receiving an illumination commencement signal. A control means (22) of a radiographic image photography device (1) for the purpose carries out a reset process of each respective radiation detector element (7) while sequentially switching scan lines (5) by switching a voltage applied by a gate driver (15b) of a scan driving means (15) between an on voltage and an off voltage and repeatedly carrying out a one-screen reset process (Rm); receives an illumination commencement signal via a communications means (39) when carrying out the reset processing upon each respective radiation detection element (7) during the repeated one-screen reset process (Rm); completes the one-screen reset process (Rm) that is underway when the illumination commencement signal is received; and transmits an interlock disengage signal via the communication means (39) at a timing prior to the completion of the one-face reset process (Rm) and such that the radiation is illuminated after the one-face reset process (Rm) is completed.
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
G01T 7/00 - Details of radiation-measuring instruments
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
Provided is a radiation imaging device and radiation imaging system in which the intervals between the capturing of images can be shortened when images are successively captured or when long-length images are captured, and in which offset caused by lag can be accurately removed from image data. Prior to capturing a radiation image, a control means (22) of a radiation imaging device (1, 100) performs offset-correction value read-out processing (E) after leaving each radiation detection element (7) for a prescribed length of time in a state where no radiation is directed thereon. Immediately thereafter, the control means (22) performs lag read-out processing (G1) to read out as reference lag data (Lgbase) the charge remaining in each radiation detection element (7). Then, every time radiation imaging is performed, the device respectively performs image read-out processing (B), wherein the charge accumulated in each radiation detection element (7) in accordance with the amount of radiation directed thereon is read out as image data (d(n)), and lag read-out processing (G), wherein lag data (Ld) is read out immediately after the image read-out processing (B), in the same manner and with the same timing as the offset-correction value read-out processing (E) and the immediately subsequent lag read-out processing (G1).
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
G01T 7/00 - Details of radiation-measuring instruments
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
A diagnostic console (3) comprises a controller (31) which extracts, from a series of frame images representing the dynamic state of a chest region, a frame image captured in single respiratory cycle starting from the maximal expiration or the maximal inspiration, calculates the inspiration time and expiration time of a subject on the basis of the number of extracted frame images captured in the single respiratory cycle and the frame rate of the frame images when captured, determines whether or not the pulmonary ventilation of the subject is abnormal according to the result of determination on whether or not the calculated expiration time and inspiration time mismatch with each other, and displays diagnostic aid information indicating the result of determination on a display (34). This makes it possible to provide diagnostic aid information to doctors based on the movement of a patient during expiration and inspiration with fewer burdens on the patient.
Disclosed is a radiographic image photography device that appropriately carries out reset processes upon each respective radiation detector element and is also capable of promptly transmitting interlock disengage signals upon receipt of illumination commencement signals. When sequentially switching scan lines (5) that are switched between an on voltage and an off voltage of a voltage that is applied by a gate driver (15b) of a scan driving means (15) and carrying out a reset process upon each respective radiation detection element (7) while repeating a one-screen reset process (Rm), a radiographic image photography device (1) shortens the on time and carries out the one-screen reset process (Rm) at the stage whereat an electric charge that remains within each respective radiation detection element (7) reaches a prescribed charge quantity (Qa). Upon receipt of an illumination commencement signal via a communication means (39), the radiographic image photography device applies the off voltages from the gate driver (15b) to all of the scan lines (5), sets each respective switch means (8) to the off state, and transmits an interlock disengage signal via the communications means (39) when the one-screen reset process (Rm) whereat the on time is shortened is finished.
The objective of the present invention is to accurately calculate information relating to bloodstream flowing through the peripheral blood vessels in a lung field. A diagnostic consol (3) according to the present invention includes a controller (31) which extracts a lung field from each frame image representing the dynamic state of a chest region to identify a vessel territory from the extracted lung field and remove the identified vessel territory from each frame image. Then, the controller divides, into multiple block areas, the lung field in each frame image from which the vessel territory has been removed, to calculate a variation amount of a pixel signal value of each block area and calculate bloodstream information of the peripheral blood vessels in each block area on the basis of the calculated variation amount of the pixel signal.
Disclosed is a radiation image conversion panel wherein luminance is improved by preventing the disorder of the structure of phosphor columnar crystals, thereby eliminating the scattering and refraction of optical elements which is emitted by an X-ray-irradiated phosphor and propagated in the direction of a photoelectric conversion element. Moreover disclosed is a radiation image detector using the same. The radiation image conversion panel is characterized in that the radiation image conversion panel comprises a phosphor layer on the substrate, that the phosphor layer is configured of the phosphor columnar crystals formed from a phosphor matrix compound and an activator by vapor deposition, and that the degree of the orientation of the surface of the phosphor columnar crystals, the degree of the orientation being based on X-ray diffraction spectrum and the surface having a fixed mirror index, is in the range of 80 to 100 % without regard to the position in the direction of the thickness of the layer from the root near the substrate to the tip of the phosphor columnar crystals of the phosphor layer.
G21K 4/00 - Conversion screens for the conversion of the spatial distribution of particles or ionising radiation into visible images, e.g. fluoroscopic screens
C09K 11/61 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing fluorine, chlorine, bromine, iodine or unspecified halogen elements
C23C 14/06 - Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
G01T 1/20 - Measuring radiation intensity with scintillation detectors
A radiographic imaging device (1) comprises a gate driver (15b) that switches on/off switching means (8) via scanning lines (5); a current detecting means (43) that are connected to second ends of the scanning lines (5), the second ends being opposite ends of first ends to which the gate driver (15b) is connected, and that detects current flowing through the scanning lines (5); and a control means (22) that detects start of emission of radiation on the basis of the value of the current detected by the current detecting means (43). When the control means (22) detects the start of emission of radiation during resetting of radiation detecting elements (7), the resetting being performed while the scanning lines (5) that switch voltage applied from the gate driver (15b) between an ON voltage and an OFF voltage are sequentially switched on, the control means switches the switching means (8) off such that electrical charges generated in the radiation detecting elements (7) by the emission of radiation are accumulated in the radiation detecting elements (7).
G01T 7/00 - Details of radiation-measuring instruments
A61B 6/00 - Apparatus or devices for radiation diagnosisApparatus or devices for radiation diagnosis combined with radiation therapy equipment
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
Disclosed are: a radiation image sensor which has improved efficiency of conversion of light emission energy from a scintillator panel into an electrical signal, while having improved sharpness (MTF); and a method for manufacturing the radiation image sensor. Specifically disclosed is a radiation image sensor using a scintillator panel, which is characterized in that (1) the scintillator panel comprises a phosphor layer that is formed on at least one surface of a supporting body, and a protective layer is continuously formed on the surface of the phosphor layer, the entire lateral surface from the supporting body to the phosphor layer, and a part of the other surface of the supporting body where the phosphor layer is not arranged, and (2) when the width of the protective layer that is formed on an end portion of the supporting body surface where the phosphor layer is not formed is represented by D, the width of the supporting body is represented by LB, and the width of an effective light receiving area in a plurality of photoelectric conversion element arrays that are arranged on a circuit board so as to face the scintillator panel is represented by LP, the D, LB and LP satisfy a specific relational expression.
Disclosed are a medical-use information processing device and a program capable of using profile information of a patient at a time of a study. A gateway device (30) acquires patient basic information and a modality worklist including scheduled protocol code sequence information from an RIS (20), and acquires patient profile information of infectious disease information, disability information, and allergy information from an electronic medical record system (10). Then, the gateway device (30) adds the acquired patient profile information to any of the DICOM tags within the patient comments, study comments, and study description within the modality worklist, and transmits the modality worklist to which the patient profile information has been added to a console (40). The console (40) displays the infectious disease information, the disability information, and the allergy information in addition to the patient basic information and the scheduled protocol code sequence information.
Disclosed are an imaging control device and a program which enable to use an observation content obtained during imaging. A console obtains image data obtained by capturing images of a patient by means of a modality (step S3). Then, a medical radiologic technician inputs the observation content indicating the appearance of the patient during the image capturing performed by means of the modality (step S4) and stores the inputted observation content in KOSD data (step S5). Next, the console transmits the image data and the KOSD data together to an image management server (step S6). The image data and the KOSD data are associated with each other by having the identical patient information and inspection information attached thereto. The image management server stores the image data and the KOSD data (step S7). An image viewer terminal displays a medical image and the observation content on the basis of the image data and the KOSD data obtained from the image management server (step S11).
Provided are silica nanoparticles each having a fluorescent substance confined therein. The silica nanoparticles are characterized in that the surfaces of the silica nanoparticles have been coated with a substance having a bulk refractive index of 1.60-4.00. The silica nanoparticles having a fluorescent substance confined therein have excellent long-term storability. A biosubstance-labeling agent obtained using the silica nanoparticles can be provided.
A radiation image detector including: an internal power supply section, which is capable of being charged, to supply power to each section; an external power supply terminal to receive power from an external power source to allow the internal power supply section to be charged; and a power supply control section to control supply of the power to the internal power supply section, the power being received from the external power source via the external power supply terminal, wherein when detecting that the external power supply terminal receives power from the external power source, the power supply control section judges an operating state of each section, and controls supply of the power to the internal power supply section according to the operating state of each section, the power being received from the external power source via the external power supply terminal.
Disclosed is radiation imaging system (100) provided with a radiation imaging device (1) which carries out radiation imaging and a console (101) which carries out predetermined image processing on the image data of the radiation image acquired by the radiation imaging device (1). The radiation imaging system (100) is provided with: an access point (121) which can wirelessly communicate with the radiation imaging device (1) and which relays the communication between the radiation imaging device (1) and the console (101); and a cradle which registers the radiation imaging device (1) with the console (101) so that the radiation imaging device (1) can communicate with the console (101). The radiation imaging system (100) is configured so that the operating frequency managed by the console (101) is signalled to the radiation imaging device (1) when the radiation imaging device (1) is registered by the cradle (122).
Disclosed are: a support for a roll-shaped scintillator panel; a scintillator panel which can be produced by an uncomplicated process with high productivity and has improved moisture resistance performance; a process for producing the scintillator panel; and a radiation image detector equipped with the scintillator panel. The support for a roll-shaped scintillator panel is characterized by comprising a base material and a metal thin film layer that has a thickness of 1 to 500 nm and is arranged on the base material. The scintillator panel comprises the support and a fluorescent layer arranged on the support, and is characterized in that each of the light-emitting surface and the side surfaces of the fluorescent layer and the side surfaces of the support is covered with a moisture-resistant protective film.
G21K 4/00 - Conversion screens for the conversion of the spatial distribution of particles or ionising radiation into visible images, e.g. fluoroscopic screens
G01T 1/20 - Measuring radiation intensity with scintillation detectors
95.
SOUND DAMPING COMPONENT FOR ULTRASONIC PROBE, ULTRASONIC PROBE, AND ULTRASONIC PROBE MANUFACTURING METHOD
Disclosed are a sound damping component for ultrasonic probe, an ultrasonic probe, and an ultrasonic probe manufacturing method. Multiple through-holes (14A) penetrating a sound dampening body (13a) are formed with a drill, and conductive bodies (14) are formed in each of the through-holes (14A). Then, a first electrode unit (141) for connection to a piezoelectric element drive electrode is formed in each of the conductive bodies (14) on the entry side of the aforementioned drill. By this means, a sound dampening component, an ultrasonic probe and a manufacturing method thereof can be provided such that the piezoelectric element drive electrode can be connected to the signal line, which is on the drill entry side.
As prescribed conversion processing, a radiation imaging system device (1) performs logarithmic conversion processing on that image data read by a read circuit (17) which has a signal value exceeding a prescribed threshold (V1), and performs processing not involving logarithmic conversion on the image data having a signal value less than or equal to the prescribed threshold (V1). Said image data having undergone conversion processing is compressed, creating compressed image data, which is sent to a console (101).
A radiation image capturing system (100) is provided with a radiation image capturing device (1) and a console (101) which performs predetermined image processing on image data relating to a radiation image captured by the radiation image capturing device (1), the console (101) is provided with a creation means (control means (101a)) which creates diagnostic image data and preview image data on the basis of the image data transmitted from the radiation image capturing device (1), and the creation means performs first defective pixel correction processing on the image data when the diagnostic image data is created, and performs second defective pixel correction processing simpler than the first defective pixel correction processing on the image data when the preview image data is created.
Provided are a portable radiographic image detector capable of transmitting with a smaller number of transmissions the read results of dark reads performed a plurality of times when an offset calibration or the like is carried out, and a radiographic image generation system using the portable radiographic image detector. The portable radiographic image detector comprises: a sensor panel with a plurality of radiation detector elements; a storage means for storing dark read values outputted from the radiation detector elements; a calculation means for calculating the offset correction value for each of the radiation detector elements, based on a plurality of dark read values obtained from the outputs of the radiation detector elements at every dark read of a plurality of times of dark reads previously performed; a communication means for transmitting the offset correction value for each of the radiation detector elements to an external device; and a built-in battery.
Disclosed is a radiographic imaging system (100) which is provided with: a plurality of imaging chambers (R) equipped with a registration means (55); consoles (C); and a management device (S) for associating and managing the identification information of a portable radiographic imaging device (1) with the identification information of the imaging chambers (R). When the identification information of the portable radiographic imaging device (1) is notified by the registration means (55) of an imaging chamber (R), the consoles (C) display an icon (I-1) corresponding to the imaging device (1) on a selection screen (H2). When the identification information of the portable radiographic imaging device (1), as notified by the registration means (55), is associated with the identification information of another imaging chamber (R), the management device (S) discards the association and deletes the icon (I-1) corresponding to the portable radiographic imaging device (1) from the selection surface (H2) of the console (C) which has been associated with said other imaging chamber (R).
N-th order harmonics subjected to extraction are extracted by use of transmission and reception which are performed with distributed compression. Provided is an ultrasound diagnosis apparatus characterized by being configured so that, when f0 and f2 denote the fundamental frequency of ultrasound transmitted from an ultrasound probe and a frequency at the upper limit of the frequency band thereof, f2 < 2f0 can be satisfied.
