A medical image diagnostic device according to the present embodiment is equipped with an imaging unit that captures an image of a first region of a test subject and generates medical image data. The imaging unit acquires biometric information from a detecting unit for detecting the biometric information of a second region of the test subject, said second region differing from the first region, and captures an image of the first region on the basis of the biometric information changed by movement in the second region of the test subject.
According to one embodiment of the present invention, a collimator has a plurality of lattice-like modules (101, 101A, 101B, 101C, 101D, 101E, 101F, 101G, 101H) wherein a plurality of walls (111, 112) are disposed by being aligned with each other in the first direction, and the second direction intersecting the first direction, and the modules (101, 101A, 101B, 101C, 101D, 101E, 101F, 101G, 101H) are connected to each other by means of connecting sections (103).
An X-ray CT apparatus (1) according to an embodiment of the present invention includes a platform (10), a bed (20), a storage unit (35), and a tabletop control unit (37b). The platform (10) has an opening provided between an X-ray tube (12a) and an X-ray detector (13). The bed (20) includes a driving unit (21) for inserting a tabletop (22) on which a subject (P) lies into the opening. The storage unit (35) stores information relating to a plurality of puncture positions on the tabletop (22), corresponding to unique information for a plurality of operators who perform manual procedures on the subject (P). In a case where a first operator performs a manual procedure, the tabletop control unit (37b) controls the driving unit (21) so that the tabletop (22) will be moved to a puncture position indicated by information relating to the puncture position corresponding to the unique information for the first operator among the information relating to the plurality of puncture positions, stored in the storage unit (35).
The magnetic resonance imaging device according to this embodiment is equipped with: a collecting unit that collects, with respect to N types (where N is a natural number of 2 or more) of parameters, (N+1) or more diffusion-weighted images according to settings with differentiated parameter values; and a generating unit that generates a calculated diffusion-weighted image of arbitrarily-defined values for the parameters, based on the relationship between the values for parameters set so as to differ between the aforementioned (N+1) or more diffusion-weighted images, and signal values for the collected diffusion-weighted images.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
5.
MAGNETIC RESONANCE IMAGING APPARATUS AND INSTALLATION METHOD FOR MAGNETIC RESONANCE IMAGING APPARATUS
The magnetic resonance imaging apparatus according to the present embodiment is installed within a shielded room, and is provided with: a pedestal having a magnetostatic magnet, a gradient coil, and an RF coil; a bed on which a subject rests; and at least one unit pertaining to control of the magnetic resonance imaging apparatus. The at least one unit is provided in the upper surface with an opening for maintenance and inspection.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
6.
PRIMER SET FOR DETECTION OF ZAIRE EBOLA VIRUS, ASSAY KIT, AND AMPLIFICATION METHOD
According to an embodiment, there is provided a nucleic acid primer set for LAMP amplification to specifically amplify the ZEBOV gene. Sequence F1 includes at least 13 consecutive bases included in SEQ ID NO: 31 or 64. Sequence F2 includes at least 13 consecutive bases included in SEQ ID NO: 62 or 63. Sequence F3 includes at least 13 consecutive bases included in SEQ ID NO: 29, 36, 38, 55, 56, 57, 58, 59, 60, or 61. Sequence B1c includes at least 13 consecutive bases included in SEQ ID NO: 68, 69, 70, 71, 72, 73, 74, or 75. Sequence B2c includes at least 13 consecutive bases included in SEQ ID NO: 65 or 66. Sequence B3c includes at least 13 consecutive bases included in SEQ ID NO: 34, 67, 82, or 83.
[Problem] To provide a nucleic acid analysis device capable of performing nucleic acid analysis with good accuracy in a short time, without occupying the hands of an operator. [Solution] In a nucleic acid detection device mounted on the nucleic acid analysis device according to the present embodiment, a storage part stores at least an analyte sample. An amplification part amplifies a nucleic acid contained in the analyte sample stored in the storage part. A first flow path moves the analyte sample from the storage part to the amplification part. A detection part detects a nucleic acid contained in the analyte sample that has been nucleic acid-amplified by the amplification part. A second flow path moves the analyte sample from the amplification part to the detection part. In the nucleic acid analysis device, a first opening/closing part opens and closes the first flow path. A second opening/closing part opens and closes the second flow path. A heating part heats the amplification part. A control part controls the first and second opening/closing parts so as to open and close in a predetermined order, and controls the heating part to heat the amplification part in conjunction with the opening/closing actions of the first and second opening/closing parts.
In this nucleic acid detection cassette, a designated syringe is squeezed such that a sample solution is provided via a channel to an amplification unit, and the amplification unit is heated by an external unit such that sample DNA in the sample solution is amplified. The sample solution containing the amplification product is provided via a channel to a detection unit, where a hybridization reaction occurs. Next, a separate syringe is squeezed such that a liquid containing an intercalating agent is provided to the detection unit via a separate designated channel. As a result, a nucleic acid detection cassette that can automate nucleic acid detection of a sample from amplification to detection by electrochemical reaction is provided.
In the present invention, a photon counting-type CT-use circuit (41) outputs count values, for each of a plurality of energy bands, on the basis of voltage pulses output by a feedback capacitor (43) according to charges output by an X-ray detection element (31) that detects incident X-rays. An integrated-type CT-use circuit (42) outputs integral values on the basis of voltage pulses output by the feedback capacitor (43) according to the charges output by the X-ray detection element (31). A switching circuit (40) switches between transmitting the charges output by the X-ray detection element (31) to the photon counting-type CT-use circuit (41) and transmitting the charges output by the X-ray detection element (31) to the integrated-type CT-use circuit (42). The feedback capacitor (43) is connected in parallel to the photon counting-type CT-use circuit (41) and the integrated-type CT-use circuit (42).
Through the present invention, a word uttered by an operator unconsciously or during a conversation with another person is not recognized as a control command. The usage state of an ultrasonic probe (4) is assessed, and an operator is recognized and the distance (L) between the operator and a monitor (3) is calculated on the basis of image data obtained by imaging of a scanning space by a camera (61). When the ultrasonic probe (4) is in use and the distance (L) is equal to or greater than a pre-set distance, a determination is made as to whether a gesture/voice input reception condition is satisfied, a gesture/voice input reception mode is set, and results of recognizing a gesture or voice inputted in this state are received as input operation information.
An electrocardiographic waveform detection device according to an embodiment of the present invention is provided with: a first detection unit for detecting a specific waveform included in an acquired ECG signal; an updating unit for updating a detection parameter for detecting the specific waveform, on the basis of the waveform of a portion of the specific waveform detected by the first detection unit, or the detection result of the first detection unit; a second detection unit for detecting the specific waveform from the ECG signal using the updated detection parameter; and a generating unit for generating a synchronous signal on the basis of information of the specific waveform detected by the second detection unit.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
The magnetic resonance imaging apparatus of the present embodiment is provided with: a detecting section for detecting the position of the aortic valve or pulmonary valve as multiple feature areas in the heart of a subject from at least one three-dimensional data containing the heart; a specifying section for specifying a cross-section position that is roughly orthogonal to blood flow channels in the heart on the basis of the position of the aortic valve or the pulmonary valve; and an imaging unit for imaging the cross-section at the specified cross-section position.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
An X-ray CT device having: a top plate upon which a subject is placed; an X-ray tube that irradiates X-rays in the periphery of the top plate; a detector that detects the X-ray and outputs a detection signal; a reconfiguration means that reconfigures a CT image on the basis of the detection signal; a setting means that sets an imaging range on the basis of the positions on the CT image of a puncture needle and a puncture target; a mechanism control means that controls an X-ray irradiation range being the range that the X-rays are irradiated, on the basis of the imaging range; and an image display means that irradiates X-rays and outputs detection signals on the basis of the X-rays having the X-ray irradiation range therefor controlled, and displays on a display device a CT image within the imaging range reconfigured by the reconfiguration means.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
A61B 6/12 - Devices for detecting or locating foreign bodies
14.
X-RAY COMPUTED TOMOGRAPHY DEVICE, AND PHOTON COUNTING CT DEVICE
The purpose of the present invention is to achieve high-speed imaging. A gantry (10) is provided with two X-ray source rings (13) and a detector ring (17). Each of the X-ray source rings (13) is provided with a plurality of X-ray sources (11) which are arranged circumferentially. The detector ring (17) is disposed next to the X-ray source rings (13), and is provided with a plurality of X-ray detectors (15) which are arranged circumferentially. Each of the plurality of X-ray detectors (15) detects X-rays from the X-ray source rings (13). A data acquisition circuit (37) acquires raw data corresponding to the intensity of detected X-rays. A reconfiguration unit is used to reconfigure the acquired raw data into a CT image on the basis of digital data.
The purpose of the present invention is to achieve high-speed imaging. A gantry (10) is provided with an X-ray source ring (13) and a detector ring (17). The X-ray source ring (13) is provided with a plurality of X-ray sources (11) which are arranged circumferentially. The detector ring (17) is disposed next to the X-ray source ring (13), and is provided with a plurality of X-ray detectors (15) which are arranged circumferentially. Each of the plurality of X-ray detectors (15) detects X-rays from the X-ray source ring (13). At least one wedge filter (21) is provided to the inner peripheral side of the X-ray source ring (13). A filter support mechanism (23) supports the at least one wedge filter (21) such that the at least one wedge filter (21) is capable of rotating around a rotational axis. A filter drive unit (25) drives the filter support mechanism (23). An imaging control unit (67) controls the filter drive unit (25) such that the at least one wedge filter (21) rotates around the rotational axis in synchronization with the generation of X-rays from the X-ray source ring (13).
The diagnostic ultrasound apparatus (1) of an embodiment is equipped with: an ultrasound probe (3); a transmission unit (11) for transmitting a first ultrasonic wave for generating a shear wave to a first region in an examinee and transmitting a second ultrasonic wave to a second region in the examinee via the ultrasound probe (3); a receiving unit (13) for generating a reception signal on the basis of the second ultrasonic wave; a displacement-calculating unit (19) for calculating, using the reception signal, the tissue displacement associated with propagation of the shear wave to the second region; an arrival time-determining unit (21) for determining the arrival time at which the shear wave arrived at various positions in the second region on the basis of temporal changes in displacement at the various positions; and an image-generating unit (23) for generating a shear wave arrival image by assigning pixel values corresponding to the arrival times on the basis of the arrival times and previously established pixel values corresponding to the arrival times.
The image-processing unit according to an embodiment is provided with a first acquisition section, a first calculation section, a second calculation section, and a selection section. The first acquisition section acquires a first image taken of a subject in a first imaging direction and a second image taken of the subject in a second imaging direction that differs from the first imaging direction. For each of multiple pixels respectively contained in the first image and the second image, the first calculation section calculates the likelihood that said pixel is contained in a region of the subject on the basis of feature information representing a feature of the images. The second calculation section calculates the degree of similarity between a region of interest in the first image and a candidate region in the second image, which is a candidate for the region corresponding to the region of interest, on the basis of the likelihoods. The selection section selects a candidate region to be a corresponding region on the basis of the degree of similarity.
This magnetic resonance imaging device is provided with a k-space data generation unit, an image generation unit, a derivation unit, and a calculation unit. From first k-space data having sample values at a portion of the full sampling locations in k-space, the k-space data generation unit assigns sample values to at least a portion of sampling locations that do not have the sample values, and generates second k-space data. The image generation unit generates a first image from the first k-space data, and generates a second image from the second k-space data. The derivation unit calculates weighting factors for the first image and the second image. Using the weighting factors, the calculation unit performs weighted addition on the first image and the second image, and calculates a magnetic resonance image.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
19.
X-RAY COMPUTED TOMOGRAPHY (CT) DEVICE, IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM
In the present invention, an x-ray CT device is provided with a data collection unit (5) and a reconstruction unit (6). The data collection unit (5) collects first projection data in first pixels arrayed in a prescribed direction in an x-ray detector, on the basis of the output signals of the x-ray detector which detects x-rays that were emitted from an x-ray tube and passed through a subject. The reconstruction unit (6) generates intermediate image data by reconstructing the first projection data, and generates medical image data by reconstructing second projection data acquired on the basis of the projection results of sequential projection of intermediate image data with respect to second pixels the number of which is increased in at least a portion of pixel gaps of the first pixels.
An objective of the present invention is to provide an x-ray computer tomography device and a contrast medium inflow sensing method whereby it is possible to sense an inflow of a contrast medium and commence a main scan without setting a region of interest. According to an embodiment, provided is an x-ray computer tomography device which executes a monitoring scan for sensing the inflow of the contrast medium which is administered to a subject and a main scan with different scan conditions from the monitoring scan. For the monitoring scan, a reconstruction unit reconstructs a first image relating to the subject when the contrast medium is administered and a second image relating to the subject after a predetermined period has elapsed from the injection of the administration of the contrast medium. A control unit transitions from the monitoring scan to the main scan on the basis of a CT value change quantity from a comparison the reconstructed first image overall and second image overall.
A magnetic resonance imaging device according to one embodiment of the present invention comprises a control unit and a derivation unit. The control unit executes the following: first image pickup for gathering first image pickup data of a range that includes a subject and a diaphragm; second image pickup for, while imparting a movement detection pulse for detecting a respiration phase, gathering second image pickup data that includes the subject at a first respiration phase and third image pickup data that includes the subject at a second respiratory phase different from the first respiratory phase; and third image pickup for gathering fourth image pickup data. The derivation unit detects the position of the diaphragm from the first image pickup data, and on the basis of the detected position, derives the region for imparting the movement detection pulse. During execution of the second image pickup, the control unit detects the respiratory phase by means of the imparted movement detection pulse, and on the basis of the detected respiratory phase, controls the gathering timing of the second image pickup data and the third image pickup data.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
22.
NUCLEAR MEDICINE DIAGNOSIS DEVICE AND IMAGE PROCESSING METHOD
A nuclear medicine diagnosis device according to one embodiment of the present invention is provided with the following: a gamma ray projection data acquisition unit for acquiring gamma ray projection data on the basis of gamma rays emitted from a radioisotope administered to a subject; and a scattered radiation correction unit for correcting scattered radiation of the gamma-ray projection data, on the basis of a second x-ray CT image in which the pixel values of a non-subject region which is included in a first x-ray CT image are replaced with specific pixel values.
Provided is an X-ray CT device capable of acquiring information having different time phases by single photographing. A calculation unit calculates a difference in contrast time phase between a first contrast medium and a second contrast medium. A transmission unit transmits information relating to the difference in contrast time phase to an injector. A data acquisition unit performs X-ray scanning on a subject into which the first contrast medium and the second contrast medium were injected by the injector at different timings based on the information at a predetermined photographing timing. Further, the data acquisition unit acquires detection data corresponding to a plurality of different X-ray energies. An image processing unit analyzes the detection data corresponding to the plurality of X-ray energies collected at the predetermined photographing timing and generates a plurality of images corresponding to different contrast time phases.
A medical information processing system according to an embodiment comprises a storage unit, a region setting unit, a location specification unit, and an output unit. The storage unit stores a mammography image which captures a breast of a subject, and information which signifies the direction of the photography of the mammography image. The region setting unit sets a region of interest of the mammography image. The location specification unit specifies location information of the region of interest in a schematic diagram which schematically represents the breast, on the basis of location information of the region of interest in the mammography image and the information which signifies the direction of the photography. The output unit outputs the location information of the region of interest in the schematic diagram.
The gradient magnetic field coil (103) of an embodiment is provided with saddle coil-type conductor sections (10X, 10Y), which are formed roughly as cylinders from electrically conductive members. The conductor sections have a first region in which a spiral-shaped first pattern is formed and second regions in which a second pattern that differs from the spiral-shaped first pattern is formed.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
G01R 33/385 - Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
Provided is an ultrasonic diagnostic device and an ultrasonic probe which are capable of outputting to an ultrasonic transducer transmit signals of various voltage levels from a small scale transmit circuit. The ultrasonic diagnostic device according to an embodiment comprises a transformer, a first power supply, a second power supply, and a switching unit. The transformer comprises a first winding and a second winding, and drives an ultrasonic transducer on the basis of voltage generated in the second wiring. The first power supply causes a potential difference to arise at a first potential. The second power supply causes a potential difference to arise at a second potential. The switching unit switches a connection path between the first winding and at least one of the first power supply and the second power supply to a first connection path that connects the first power supply to one end of the first winding and connects the second power supply to the other end of the first winding, a second connection path that connects the first power supply to the other end and connects the second power supply to the one end, or a ground connection path that connects the first power supply or the second power supply to the ground via the first winding.
This X-ray CT device is provided with a detector (13), a count result collection unit (14a), a count rate calculation unit (14b), a controller (38), and an image reconstruction unit (36). The detector (13) has a plurality of detector elements including multiple types of detector elements having different response characteristics to X-ray dosage, and outputs detection signals in response to X-ray photons impinging on the detector elements. From the output signals output by the plurality of detector elements, the count result collection unit (14a) collects the count result of counting the X-ray photons. From the output signals output by the plurality of detector elements, the count rate calculation unit (14b) calculates a count rate. On the basis of the count rate and the respective response characteristics of the plurality of detector elements, the controller (38) selects a detector element. Using the count result obtained from the detector element that was selected by the controller (38), the image reconstruction unit (36) reconstructs the X-ray CT data.
An ultrasonic diagnostic device according to an embodiment acquires and displays a tomogram of a subject on the basis of received signals obtained by transmitting and receiving ultrasonic waves to and from the subject. The ultrasonic diagnostic device comprises a maximum value storage means, a selection means and an ultrasonic output control means. The maximum value storage means stores a maximum value of an index value relating to ultrasonic output for each scan site of the subject. The ultrasonic control means acquires the maximum value of the index value that corresponds to the scan site selected by the selection means from the maximum value storage means, and controls the ultrasonic output so that the ultrasonic output does not exceed the maximum value of the index value.
A magnetic resonance imaging device of an embodiment comprises: a system main body which reconstructs MR signals from a subject and generates an image of the subject; a plurality of receiving coils, each of the plurality of receiving coils respectively further comprising an A/D conversion means, a clock generation means, and a means for wirelessly transmitting the MR signal; and a means for distributing, either via wire or wirelessly, a reference clock of a reference receiving coil which is one of the plurality of receiving coils to each of the other receiving coils aside from the reference receiving coil. The other receiving coils respectively further comprise a means for synchronizing the reference clock of the clock generation means of each of the other receiving coils with the distributed reference clock of the reference receiving coil.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
G01R 33/34 - Constructional details, e.g. resonators
30.
ULTRASOUND DIAGNOSTIC DEVICE, AND MEDICAL-IMAGE DIAGNOSTIC DEVICE
Provided are an ultrasound diagnostic device and a medical-image diagnostic device with which needle length of a puncture needle can be easily and accurately measured. An ultrasound diagnostic device according to an embodiment of the present invention is provided with: an ultrasound probe for transmitting and receiving ultrasound to and from a subject; a positional-information acquisition unit which includes a reference-position member provided to the ultrasound probe, and sensors attached to sites having predetermined relative positions with respect to a puncture needle, and which acquires positional information related to the reference-position member and the sensors; a needle-length-information acquisition unit which acquires, from the relative positions and the positional information related to the reference-position member and the sensors when a tip of the puncture needle is brought into contact with the reference-position member, information related to the needle length of the puncture needle; and a display which displays, on the basis of the information related to the needle length, information for assisting puncturing using the puncture needle.
An X-ray computed tomography device according to the embodiment comprises: an X-ray tube (104) which generates X-rays; an X-ray detection unit (105) which detects X-rays that are generated by the X-ray tube and pass through a subject; a pre-processing unit (121) which pre-processes data acquired by the X-ray detection unit (105) on the basis of a pre-processing condition and generates projection data; a reconstruction unit (122) which carries out a reconstruction process on the projection data on the basis of a reconstruction condition and generates image data; and a system control unit (18) which allows a storage unit (15) to store the projection data in association with the pre-processing condition and on the basis of a designated pre-processing condition, reads the corresponding projection data from the storage unit (15).
An ultrasonic diagnostic device according to an embodiment comprises an ultrasonic probe (1), an image generation unit (14), an acquisition unit (161), a calculation unit (163), a guide image generation unit (164), and a control unit (18). The ultrasonic probe (1) receives a reflected wave which is generated by an ultrasonic wave transmitted into a subject being reflected inside the subject. The image generation unit (14) generates cross sectional image data on the basis of the reflected wave. The acquisition unit (161) acquires cross sectional position information that corresponds to the cross sectional image data in volume data that corresponds to a three-dimensional area which includes the subject's blood vessels. The calculation unit (163) calculates collected position information in the volume data that corresponds to a position for collecting blood flow velocity information on the basis of running direction of the blood vessel included in the volume data. The guide image generation unit (164) generates guide image data on the basis of the cross sectional position information and the collected position information. The control unit (18) displays the guide image data.
An ultrasonic diagnostic device according to an embodiment comprises: an ultrasonic image generation unit; a position information acquisition unit which includes a position sensor attached to an ultrasonic probe and acquires position information of the ultrasonic probe in a three-dimensional space; an image acquisition unit which acquires image data and obtains a reference image that corresponds to the ultrasonic image; a reference image formation unit which specifies a cross sectional direction to be displayed of the reference image according to at least one of information on diagnostic purpose of a subject and information on the type of the ultrasonic probe, and which forms a reference image of the specified cross sectional direction; and a display unit which displays the reference image formed by the reference image formation unit and the ultrasonic image from the ultrasonic image generation unit.
An MRI device (10) according to one embodiment of the present invention is provided with: a first acquisition unit; a second acquisition unit; and an image reconfiguration unit (62). The first acquisition unit samples an MR signal acquired from an area including at least a portion of an imaging area under application of a gradient magnetic field in a read direction, and generates first k-space data. The second acquisition unit samples an MR signal acquired from an area including at least a portion of the imaging area under application of the gradient magnetic field in the read direction, such that an acquisition area is shifted in the read direction with respect to that during acquisition by the first acquisition unit, and generates second k-space data. The image reconfiguration unit reconfigures image data from phase difference data indicating a phase difference between the first k-space data and the second k-space data, and k-space data generated on the basis of an MR signal acquired in a main scan.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
35.
X-RAY COMPUTED TOMOGRAPHY DEVICE AND METHOD FOR DETERMINING SCAN START TIMING
An X-ray computed tomography device (1) according to the embodiment comprises: an X-ray generation unit (105) which generates X-rays; an X-ray detection unit (107) which detects X-rays that are generated by the X-ray generation unit (105) and pass through a subject; a projection data generation unit (200) which generates multiple projection data values that correspond to each of multiple channels in the X-ray detection unit (107) on the basis of output from the X-ray detection unit (107); a setting unit (400) which sets a region of interest on a cross sectional image generated by a first scan of the subject; and a scan start timing determination unit (800) which ends a second scan and determines a timing to start a third scan with a higher dose than the second scan on the basis of multiple interest projection data values that correspond to the regions of interest out of the projection data values generated by the second scan with a lower dose than the first scan.
An MRI system according to an embodiment is provided with an MRI sequence controller (30) and an MRI system controller (22). The MRI sequence controller (30) performs a prescan to collect sensitivity distribution of a coil as a prescanning unit. The MRI sequence controller (30) performs a main scan to collect signals of a magnetic resonance image as a main scanning unit. The MRI system controller (22) corrects the sensitivity distribution on the basis of distortion in the magnetic resonance image due to performance of the main scan as a correction unit. The MRI system controller (22) uses the corrected sensitivity distribution to generate an output magnetic resonance image as a generation unit.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
The present invention secures a number of photons suitable for each energy bin and reduces the probability of occurrence of an overflow. An X-ray tube (13) generates X-rays. An X-ray detector (15) repeatedly detects X-ray photons generated by the X-ray tube (13) and repeatedly generates an electrical signal according to the repeatedly detected X-ray photons. A rotational frame (11) rotatably supports the X-ray tube (13) around a rotation axis (R). A setting unit (55) sets a read cycle or a duration of read time on the basis of a reference count number for each of multiple energy bands in the X-rays generated by the X-ray tube (13). A data collection unit (25) counts the number of electrical signals from the X-ray detector (15) according to the set duration or cycle for each of the multiple energy bands.
This medical image processing device is provided with: a center axis extraction unit for extracting the center axis of a tube-shaped structure, from medical three-dimensional image data; a slice line establishing unit for establishing, for each of cross sections of interest which are cross sections of the tube-shaped structure which intersect the center axis and include a location of interest, a slice line of interest that is a straight line which intersects the center axis and passes through the location of interest included in the cross section of interest; and an image generating unit for establishing a curved surface so as to pass through the slice lines of interest, and generating a reconstituted image along the curved surface so established.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
39.
DIAGNOSTIC ULTRASOUND APPARATUS AND METHOD FOR DISPLAYING PROBE PRESSURIZATION/DEPRESSURIZATION INFORMATION
The diagnostic ultrasound apparatus (100) according to an embodiment is equipped with: an ultrasound probe (101); a transmitter-receiver for transmitting ultrasonic waves toward a subject via the ultrasound probe and receiving reflected waves from the subject as an echo signal; a velocity distribution information-generating unit (105) for generating tissue velocity distribution information in the subject that relates to pressurization or depressurization by the ultrasound probe (101) on the basis of the echo signal; an index information-generating unit (108) for generating, on the basis of the velocity distribution information, actual information representing the pressurization or depressurization period and target information representing a target pressurization or depressurization period; and a display unit (110) for associating one of the two parameters defining a specified figure with the period and displaying the actual information and target information as figures, and according to changes in the pressurization or depressurization period in the actual information, changing the shape of the figure and displaying same.
This image processing device (100) is provided with a first frequency image generating unit (152), a second frequency image generating unit (153), a signal detection unit (154), and a display image generating unit (155). The first frequency image generating unit (152) carries out processing of pixels targeted for processing, doing so on the basis of pixel values of neighboring pixels of the pixels in question, to generate first frequency image data that includes a prescribed contrast component and a first frequency component in the pixel data. The second frequency image generating unit (153) executes a first frequency image data subtraction process on the pixel data, to generate second frequency image data that includes a second frequency component. The signal detection unit (154) detects a linear signal, based on a linear structure, from the second frequency image data. The display image generating unit (155) generates a display image, on the basis of the linear signal detected by the signal detection unit (154).
A61B 6/00 - Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
A61B 6/12 - Devices for detecting or locating foreign bodies
A61B 8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves
This magnetic resonance imaging device (10A) has a bed unit (20), a digital processing part (29), a first wireless communication part (28), a second wireless communication part (52), and an image reconstruction part (62). An object under inspection is placed on the bed unit. From an RF coil device for detecting MR signals emitted by the object under inspection, the digital processing part acquires and digitizes analog MR signals. The digital processing part is situated inside the bed unit. The first wireless communication part wirelessly transmits MR signals digitized by the digital processing part, and the second wireless communication part receives MR signals wirelessly. The image reconstruction part reconstructs image data on the basis of MR signals received by the second wireless communication part.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
An x-ray diagnostic device of one embodiment of the present invention is provided with the following: an x-ray emission section; an input section; an energy band setting section; an x-ray detector; and a data processing system. The x-ray emission section emits x-rays to a subject. The input section receives input of information specifying an x-ray absorption body delivered into the subject. On the basis of the input information specifying the x-ray absorption body, the energy band setting section sets at least two x-ray energy bands in accordance with the K absorption edge of the x-ray absorption body. The x-ray detector collects two sets of x-ray detection data by counting, separately for the two energy bands, the photons of x-rays which have passed through the subject. The data processing system generates at least one frame of x-ray image data in which the x-ray absorption body is rendered by the data processing which includes differential processing of the two sets of x-ray detection data.
This medical diagnostic imaging equipment (1) is provided with an input device (31), a scan control unit (371), and a reconstruction control unit (372). In a region inside a first medical image acquired in such a manner as to reduce noise in the image, the input device (31) receives a specification operation specifying a region where a second medical image having a higher definition than the first medical image is to be acquired. The scan control unit (371) adjusts an X-ray irradiation region in a slice direction and a channel direction in such a manner that a location corresponding to the region for which the specification operation was received by the input device (31) is irradiated with X-rays. The reconstruction control unit (372) reconstructs the first medical image as an initial image by successive approximation using projection data collected after the X-ray irradiation region has been adjusted by the scan control unit (371).
A bed device (201) according to an embodiment comprises a top plate part (221), shape control parts (26a-j) and a drive part (211). The top plate part (221) includes a movement base top plate (221b) and a deformation top plate (221a) which is placed on the movement base top plate (221b) and is capable of curving a portion thereof from a flat shape. The shape control parts (26a-j) control the shape of the deformation top plate (221a). The drive part (211) moves the top plate part (221) to an opening of a cradle device that collects data used for medical imaging. The deformation top plate (221a) is composed of a plurality of segmented top plates and a deformation support part (25a-j) is attached to each segmented portion for fixing the deformation top plate (221a) to the movement base top plate (221b). The shape control parts (26a-j) adjust the position of a specific deformation support part such that the location where the specific deformation support part is installed is a fixed point with respect to the movement base top plate (221b).
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
G01T 1/161 - Applications in the field of nuclear medicine, e.g. in vivo counting
An X-ray diagnosis device according to the present embodiment is provided with: an X-ray generation unit (24) that generates X-rays; an X-ray detection unit (26) that detects X-rays generated from the X-ray generation unit (24) and transmitted through a subject placed on a top plate (31) which a top plate stand (3) movable in an examination room has; an arm stand (2) which holds the X-ray generation unit (24) and the X-ray detection unit (26), and is movable in the examination room; a position specification unit (43) which specifies the position of the arm stand (2) in the examination room and the position of the top plate stand (3) in the examination room; and a photography control unit (50) which controls the arm stand (2) in order to change the position and angle of the arm stand (2) on the basis of the position of the arm stand (2) and the position of the top plate stand (3).
The present invention wirelessly transmits and receives a signal inside an X-ray detector. An X-ray CT device according to an embodiment comprises a fixing unit, a rotation unit, a detection unit, an A/D conversion unit, a data transmission unit and a wireless communication unit. The rotation unit is provided rotatably relative to the fixing unit and rotates around a subject. The detection unit is provided in the rotation unit, detects X-rays emitted from an X-ray irradiation unit, and generates an analog signal. The A/D conversion unit is provided in the rotation unit and converts the analog signal generated in the detection unit into a digital signal. The data transmission unit is provided in the rotation unit, receives the digital signal converted by the A/D conversion unit and transmits data to a data reception unit provided in the fixing unit. The wireless communication unit wirelessly transmits and receives signals in at least a portion between the detection unit and A/D conversion unit or between the A/D conversion unit and data transmission unit.
This image processing device is provided with: a volume acquiring means for acquiring volume data which includes an angiogram; a blood vessel volume generating means for generating volume data which represents the angiogram on the basis of the volume data; and a three-dimensional image generating means for generating three-dimensional image data which represents an angiogram of a region corresponding to the necessary domain from among a plurality of domains on the basis of the volume data representing the angiogram.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
In an embodiment of an X-ray CT scanner (1), an X-ray tube (12a) emits rays. A detection unit (13) detects X-rays that have been emitted by the X-ray tube (12a), and have passed through a subject. A data collection unit (14) collects projection data on the basis of detection data detected by the detection unit (13). A reconstruction unit (35) generates a reconstructed image on the basis of the projection data. A display unit (32) displays a display image based on the reconstructed image. A receiving unit (31) rotates a first display image, which is based on a first reconstructed image generated by the reconstruction unit (35), on a display screen of the display unit (32), and receives an operation specifying a prescribed region in a second display image that establishes a direction different from a slice direction as an axis. The reconstruction unit (35) generates a second reconstructed image of the prescribed region on the basis of the projection data, so as to have a higher resolution than that of the first display image.
A medical image processing device (130) according to an embodiment is provided with a reconstruction unit (1352), and a display control unit (1353). The reconstruction unit (1352) performs volume rendering processing on volume data by moving a viewpoint position by a predetermined parallactic angle at a time to generate a parallax image group composed of a plurality of parallax images having different viewpoint positions. The display control unit (1353) displays the parallax image group as a stereoscopic image on a stereoscopic display monitor (132). The reconstruction unit (1352) adjusts respective parallactic angles when generating parallax image groups regarding volume data acquired by a plurality of kinds of medical image diagnostic devices, and according to the respective adjusted parallactic angles, generates the respective parallax image groups on the basis of the volume data acquired by the plurality of kinds of medical image diagnostic devices.
A61B 6/02 - Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
A medical image processing device (1) according to the present embodiment is provided with: an input unit (16) which inputs at least three landmarks in each of a first cross-sectional image group and a second cross-sectional image group; an axis determination unit (14) which determines a first axis connecting two landmarks among the landmarks, and a second axis that passes another landmark different from the two landmarks among the landmarks and lies at right angles to the first axis in each of the first and second cross-sectional image groups; and an alignment unit (22) which, using the first and second axes in the first cross-sectional image group and the first and second axes in the second cross-sectional image group, aligns a plurality of first cross-sectional images belonging to the first cross-sectional image group and a plurality of second cross-sectional images belonging to the second cross-sectional image group with each other.
A photon-counting X-ray computed tomography device according to the present embodiment is provided with: an X-ray tube (101) which generates X-rays; an X-ray detector (103) which detects X-ray photons generated from the X-ray tube (101), and generates output signals corresponding to the number of the detected X-ray photons with respect to each of at least three energy bins; a support mechanism (102) which supports the X-ray tube (101) rotatably about a rotation axis; a combining unit (117) which selects at least two energy bins to be combined on the basis of the numbers of the X-ray photons in the respective energy bins, and combines the numbers of the X-ray photos in the selected energy bins to thereby acquire a combined output signal in a combined energy bin obtained by combining the selected energy bins; and a reconstruction unit (114) which reconstructs an image using the combined output signal.
The magnetic resonance imaging apparatus (100) according to an embodiment is provided with a detection section (26a), a selection section (26b), and a display control section (26c). The detection section (26a) sets an intervertebral disc and/or a vertebral body as a target site and, on the basis of an image in which a subject's spine is depicted, detects target site information representing the position and orientation of each target site for each of multiple target sites included in said spine. On the basis of the target site information, the selection section (26b) selects target sites to be imaged from among the multiple target sites. For the multiple target sites, the display control section (26c) displays information representing the imaging regions for the target sites to be imaged and information representing imaging regions for the other target sites using different display modes on a display unit.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
53.
NUCLEAR MEDICINE DIAGNOSIS DEVICE AND NUCLEAR MEDICINE IMAGE FORMATION METHOD
A nuclear medicine diagnosis device according to one embodiment of the present invention is provided with: a coincidence data acquisition section that acquires coincidence data, said coincidence data indicating the generation position of each of coincidently counted annihilation events, on the basis of output data from multiple detectors for detecting gamma-rays emitted from a radio isotope having been administered to a subject; and a filtered image formation section that filters the coincidence data and thus forms a filtered image every time a condition required for the filtering is fulfilled.
An X-ray computed tomographic device (1) according to an embodiment comprises: a gantry (100) which includes an X-ray tube (107) that generates X-rays and an X-ray detector (113) that detects X-rays that pass through a subject; a bed (1000) which is disposed on a front side of the gantry (100) and has a top plate (115) that is movable toward an opening (117) of the gantry; an input unit (600) for inputting an imaging plan relating to the imaging of the subject; and a control unit (800) which, when an imaging plan is input from the input unit (600) to image a portion of the subject inserted into the opening (117) from a rear side of the gantry (100), controls the bed (1000) so as to limit movement of the top plate (115).
In order to enable each medical worker to confirm appropriate medical information, a medical information distribution system according to an embodiment comprises: a display control unit which displays a plurality of medical information from a medical device or peripheral devices on a display unit of the medical device or a plurality of devices having display means; a display content setting unit which sets the display content out of the plurality of medical information on the basis of identification information contained in the medical device and the plurality of devices; and an information transmission unit which transmits the set display content of the plurality of medical information to the display unit and the plurality of devices.
An X-ray CT device comprises a first X-ray source and a first detector, a second X-ray source and a second detector, a scan performing means, and an image generation means. The scan performing means performs a scan by controlling the first and second X-ray sources and the first and second detectors, and acquires first data of a first detection area and second data of a second detection area in which corresponding detection areas of the multiple first detection areas and the multiple second detection areas composed of one or multiple detection elements in a column direction are shifted by n (0
Provided is a medical image analyzer capable of performing perfusion analysis on images taken by administering a contrast agent multiple times, and moving imaging regions, said images containing an unspecified artery region. The medical imaging analyzer comprises a reading unit, a first artery transition information unit, a blood vessel pixel selection unit, a blood vessel transition information unit, an image correlation unit, and a second artery transition information unit. The reading unit reads a plurality of time-series images. The first artery transition information unit obtains first artery transition information. The blood vessel pixel selection unit selects blood vessel pixels. The blood vessel transition information unit obtains blood vessel transition information. The image correlation unit determines the corresponding relationship between one time-series image and another time-series image among the plurality of time-series images. The second artery transition information unit obtains second artery transition information on the basis of time information, the first artery transition information, the blood vessel transition information, and the corresponding relationship.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
This magnetic resonance imaging apparatus (100) comprises a support (110) provided with mounting units (140, 150) capable of mounting an electronic device. Further, this magnetic resonance imaging apparatus (100) is provided with a pull-out mechanism (160, 170) which, under excitation of a static magnetic field magnet (101), pulls the electronic device mounted by the mounting units (140, 150) away from the support (110) to a position a prescribed distance therefrom.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
G01R 33/28 - Arrangements or instruments for measuring magnetic variables involving magnetic resonance - Details of apparatus provided for in groups
59.
MEDICAL IMAGING ANALYSIS DEVICE, AND MEDICAL IMAGE PROCESSING METHOD
With regard to images acquired by administering a contrast agent multiple times, and each time causing an imaging region to move, the present invention reduces the difference in the shape and size of tissue depicted in the images, reduces the effects of residual contrast agent, and of recirculation, and performs perfusion analysis on the images that do not specify an artery region. The present invention comprises a medical imaging analysis device which has an image capture unit, a calculation unit, and an analysis unit. The image capture unit divides a region that includes a subject object to be imaged into multiple subregions, and while providing an overlap region in which the multiple subregions overlap, administers the contrast agent to each of the subregions, and acquires multiple time series images. On the basis of the pixel value shift of one time series image, which is among the multiple time series images, and includes the overlap region, the calculation unit calculates the pixel value shift of the other time series images that include the overlap region. The analysis unit determines the blood flow state of the subject by analysing the time series images on the basis of the pixel value shift of the one time series image, and the pixel value shift of the other time series images.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
60.
METHOD FOR OBTAINING EPIGENETIC CELL INFORMATION, METHOD FOR DETERMINING CELL CHARACTERISTICS, METHOD FOR ASSESSING DRUG SENSITIVITY OR SELECTING DRUG OR IMMUNOTHERAPEUTIC AGENT VARIETY, DISEASE DIAGNOSIS METHOD, SELF-REPLICATING VECTOR, ASSAY KIT, AND ANALYSIS DEVICE
An embodiment provides a method for obtaining epigenetic cell information. Said method includes: introducing a reporter nucleic acid structure into the nucleus of a test cell; self-replicating the reporter nucleic acid structure; detecting the presence or absence and/or the magnitude of the signal generated in the test cell; and obtaining epigenetic information on the test cell on the basis of the results obtained. The method is characterized in that the reporter nucleic acid structure copies modifications in a specified sequence on the test cell genome on a corresponding sequence thereof by substitution of functional groups during self-replication inside the nucleus of the test cell and generates a signal that can be detected depending on the circumstances in which the copied functional group is present.
This X-ray diagnostic apparatus (1) is provided with: an imaging unit (40) for rotatably holding an X-ray tube (3) and an X-ray detector (7) by means of a C arm (6), and generating X-ray image data relating to a subject under test; a display unit (12) for displaying X-ray images; an input unit (11) for inputting a target insertion location and a target destination location of a puncture needle to be inserted into the subject under test; a puncture needle extraction unit (212) for extracting the region of the puncture needle from an X-ray image; an imaging control unit (17) for controlling the imaging unit (40) in order to generate an X-ray image in which an imaging center line connecting the focal point of the X-ray tube (3) and the center location of the X-ray detection face of the X-ray detector (7) has a slope angle of less than 90 degrees with respect to a guide line connecting the target insertion location and the target destination location; an inserted length calculation unit (213) for identifying the apparent length of the puncture needle on the basis of the region of the puncture needle extracted from an X-ray image having a slope angle of less than 90 degrees, and calculating an estimated inserted length of the puncture needle inserted into the test subject, on the basis of the apparent length of the puncture needle and the slope angle; and a notification unit (20) for notifying the user of assisting information for assisting the operation to insert the puncture needle.
An image processing device (200) according to an embodiment of the present invention is provided with a reception unit (231), an extraction unit (232), a derivation unit (233), and a display control unit (235). The reception unit (231) accepts input of information for designating an observation subject. The extraction unit (232) extracts a fluid region from each magnetic resonance (MR) image included in a group of MR images which are collected by applying a labeling pulse to regions where the fluid flows. Using an analysis method which is made to correspond to the observation subject, the derivation unit (233) analyzes the group of the fluid regions that have been extracted from each of the MR images, thereby deriving an indicator that indicates the dynamics of the fluid. The display control unit (235) displays the indicator on a display unit.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
63.
MAGNETIC RESONANCE IMAGING DEVICE, MEDICAL INFORMATION PROCESSING DEVICE, AND PATIENT INFORMATION DISPLAY METHOD
A magnetic resonance imaging device of an embodiment is characterized by being provided with: an input unit for inputting patient information including at least weight and height; an index calculation unit for calculating a body mass index (BMI) represented by weight (kg) / (height (m))2 from the inputted weight and height; a determination unit for determining whether or not the calculated BMI falls within a predetermined threshold range; and a display unit for performing alarm display when the BMI does not fall within the predetermined threshold range.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
A61B 5/00 - Measuring for diagnostic purposes ; Identification of persons
G01G 19/44 - Weighing apparatus or methods adapted for special purposes not provided for in groups for weighing persons
G06F 3/00 - Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
A photon counting CT device of an embodiment comprises an X-ray tube, a scintillator, an avalanche photodiode array, a holding part, a dividing part, and an image generation part. The X-ray tube generates X-rays. The scintillator converts the X-rays generated by the X-ray tube into light. The avalanche photodiode array is composed of a first pixel which is in a first range which is a light receiving range of the scintillator's light and which comprises an avalanche photodiode that outputs an electrical signal on the basis of the light, and a second pixel which comprises an avalanche photodiode that is in a second range which has a different location from the first range. The dividing part counts the number of photons of the light that enters the first pixel by dividing an integrated value of the electrical signals output by the first pixel by the value of the electrical signals held by the holding part. The image generation part reconstructs an image on the basis of the counted number of photons of the light.
G01T 1/161 - Applications in the field of nuclear medicine, e.g. in vivo counting
G01T 1/17 - Circuit arrangements not adapted to a particular type of detector
G01T 1/20 - Measuring radiation intensity with scintillation detectors
H01L 31/10 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof in which radiation controls flow of current through the device, e.g. photoresistors characterised by at least one potential-jump barrier or surface barrier, e.g. phototransistors
A support apparatus (50) of an embodiment comprises a retaining part (52), support mechanisms (51, 54), and a control mechanism (512). The retaining part (52) retains a terminal device which comprises a sensing face which senses an input operation by an operator. The support mechanisms (51, 54) are connected to the retaining part (52) and are disposed to be movable so as to position the terminal device which is retained by the retaining part in a prescribed location. The control mechanism (512) anchors the support mechanisms (51, 54) in a state of being positioned in the prescribed location when the input operation is sensed by the sensing face.
This magnetic resonance imaging device is provided with a magnetostatic field magnet for generating a magnetostatic field in a space inside a cylinder, and a coil mechanism which is generally cylindrical in shape, disposed within the cylinder of the magnetostatic field magnet, and including a gradient magnetic field coil for generating a gradient magnetic field. Within the coil mechanism, a magnetic body is supported independently of the gradient magnetic field coil, in such a way as to extend along the circumferential direction of the cylindrical shape in proximity to the center of the coil mechanism in the direction of the lengthwise axis.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
G01R 33/3873 - Compensation of inhomogeneities using ferromagnetic bodies
An X-ray CT device (1) comprises: an X-ray tube (4); a scintillator (31); a photoelectric conversion unit (32); a heat storage material (35); a rotation unit (1c); a rotation mechanism (12); and an image generation unit (8). The X-ray tube (4) generates X-rays. The scintillator (31) converts the X-rays generated by the X-ray tube (4) into light. The photoelectric conversion unit (32) generates an electrical signal on the basis of the light converted by the scintillator (31). The heat storage material (35) is attached to the photoelectric conversion unit (32) and absorbs heat. The X-ray tube (4), scintillator (31), photoelectric conversion unit (32) and heat storage material (35) are attached to the rotation unit (1c). The rotation mechanism (12) rotates the rotation unit (1c) around a subject. The image generation unit (8) generates an image on the basis of the electrical signal generated by the photoelectric conversion unit (32).
The purpose of the present invention is to reduce energy crosstalk of X-rays generated with different tube voltages. An X-ray CT device comprises: an X-ray tube (5); a high voltage generator (10) which selectively generates first and second tube voltages; a first filter (61a) for radiation quality adjustment which is formed with a substance that has substantially the same atomic number as a contrasting substance; a second filter (61b) for radiation quality adjustment which is formed with a substance that is different from the contrasting substance; a filter switching mechanism (62) for switching between the first and second filters; an X-ray detector (8); a reconstruction unit (42) which reconstructs an image on the basis of projected data from the output of the X-ray detector; and a control unit (12) which controls the high voltage generator and the filter switching mechanism in order to synchronize the switching between the first and second tube voltages and the switching between the first and second filters.
An X-ray computed tomography device of an embodiment is provided with an X-ray tube (1), an X-ray detector (3), a generation unit (10), a generation control unit (20), and a reconstruction unit (6). The X-ray tube (1) generates X-rays. The X-ray detector (3) detects X-ray photons generated from the X-ray tube (1) and outputs a measurement spectrum. The generation unit (10) generates a synthetic spectrum on the basis of a parameter vector including a parameter relating to the probability of a pile-up event and a parameter relating to a dead time of the X-ray detector (3). The generation control unit (20) controls the generation unit (10) such that the generation unit generates the synthetic spectrum while changing the parameter vector so that the degree of difference between the measurement spectrum outputted by the X-ray detector (3) and the synthetic spectrum generated by the generation unit (10) is less than a predetermined threshold. The reconstruction unit (6) generates a corrected spectrum obtained by correcting the pile-up event on the basis of the synthetic spectrum the degree of difference of which is less than the predetermined threshold, and reconstructs an image on the basis of the generated corrected spectrum.
A magnetic resonance imaging apparatus (100) according to one embodiment of the present invention is provided with a sequence control unit (120) and an image generation unit (136). The sequence control unit (120) collects magnetic resonance signals within an imaging region from the time a radio frequency (RF) pulse is applied to a labeling region until a prescribed amount of time has elapsed. The image generation unit (136) generates an image using the magnetic resonance signals. Also, the sequence control unit (120) sets the application timing of the RF pulse such that a first amount of time, from the time when the first RF pulse is applied without selecting a region until the collection of the magnetic resonance signals starts, differs from a second amount of time, from the time when the labeling region is selected and the second RF pulse is applied until the collection of magnetic resonance signals starts.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
71.
MEDICAL IMAGE PROCESSING DEVICE AND X-RAY DIAGNOSTIC DEVICE
A medical image processing device according to an embodiment comprises a blood vessel image generation unit and a pixel value determination unit. The blood vessel image generation unit acquires time phase change in the concentration of a contrast medium on the basis of X-ray contrast image data, and acquires first and second blood vessel image data by repeatedly executing an image generation process that generates time phase image data that has a pixel value that corresponds to the time phase in which the concentration of the contrast medium achieves a certain condition according to a color scale, on the basis of X-ray contrast image data collected at different times with each other. The pixel value determination unit determines or corrects the pixel value or the time phase of the first and/or second blood vessel image data such that the pixel value of the corresponding time phase between the first and second blood vessel image data match.
An RF coil (106) according to an embodiment comprises a puncture needle insertion part (14) on the face of which multiple holes into which a puncture needle is inserted are formed. In the puncture needle insertion part (14), leads of multiple coil elements (14a,14b) are insulated from each other and laid in a meandering fashion in frames between the holes.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
G01R 33/34 - Constructional details, e.g. resonators
An X-ray diagnostic apparatus according to an embodiment is provided with an image-capturing unit, a bed, a moving mechanism, a turning mechanism, and an operation control unit. The image-capturing unit holds an X-ray tube and an X-ray detector so as to face each other. The X-ray tube irradiates a subject under diagnosis with X-rays, and the X-ray detector detects X-rays penetrating the subject under diagnosis. The bed is provided with a top plate on which the subject under diagnosis is placed. The moving mechanism moves the bed in the vertical direction and/or the longitudinal direction. The turning mechanism turns the bed and the image-capturing section around an axis lying parallel to the short-side direction of the top plate in a state in which the positional relationship between the bed and the image-capturing unit is held. The operation control unit controls the moving mechanism in association with the turning mechanism so as to maintain the height of the bottom point of the bed.
A magnetic resonance imaging device (100) according to an embodiment of the present invention is provided with a dividing unit (36b), a collecting unit (36c), and a synthesis unit (36e). The dividing unit (36b) divides the image pickup regions of a subject into at least two temporal or spatial ranges. The collecting unit (36c) performs data collection on a first range from between the temporal and spatial ranges using a first read-out sequence, and performs data collection on the second range using a second read-out sequence in which at least one of the sequence type and the image pickup conditions is different from the first read-out sequence. The synthesis unit (36e) synthesizes the image generated from the data collected using the first read-out sequence and the image generated from the data collected using the second read-out sequence.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
The X-ray computed tomography apparatus according to an embodiment stores multiple standard counting data, which are associated with multiple respective tube voltages or tube currents and which represent X-ray energy spectra. An estimating means estimates the tube voltage or tube current at the time of X-ray irradiation on the basis of comparing the energy spectra of second counting data and multiple respective standard counting data. A correction means corrects the first counting data obtained together with the second counting data using the energy spectrum determined on the basis of the estimated tube voltage or tube current. A reconstruction unit reconstructs medical image data on the basis of the corrected first counting data.
NATIONAL UNIVERSITY CORPORATION KOBE UNIVERSITY (Japan)
Inventor
Yamagata, Hitoshi
Ohno, Yoshiharu
Abstract
The present invention provides information that is an effective aid in diagnosis of chronic obstructive pulmonary disease from thoracic volume images. The storage unit (112) of the medical image processing apparatus stores the data for multiple images of differing respiratory phases that represent the configuration of a subject's thoracic region. A vector-calculating unit (121) calculates the amount of movement of an area among the multiple images for each pixel or region. By combining at least two from among the amount of movement, a feature value determined from image pixel values and the rate of change in the size of a region, a level-determining unit (123) determines a level, which relates to the severity of chronic obstructive pulmonary disease, for each pixel or region.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
77.
MEDICAL IMAGE PROCESSING APPARATUS AND X-RAY DIAGNOSTIC APPARATUS
The medical image processing apparatus according to an embodiment is provided with a vascular image-generating unit and a pixel value scale-generating unit. The vascular image-generating unit acquires temporal changes in the contrast medium concentration on the basis of at least the X-ray contrast image data and generates vascular image data having pixel values that correspond to the times at which the contrast medium concentration reached specified conditions according to a gray scale or color scale. The pixel value scale-generating unit creates said gray scale or color scale by assigning the changes in at least one cycle's worth of pixel values in a period shorter than the period from the initial time of the temporal changes in contrast medium concentration to the completion time.
Provided is a technology that easily performs display control in accordance with the location at which a portable terminal is positioned. This embodiment of a medical information display system has a storage unit, a medical information acquisition unit, an identification unit, and a display control unit. The storage unit stores the result of associating rooms in a hospital with medical information processing applications that display medical information or processing results at a display device in the hospital. The medical information acquisition unit acquires medical information displayed at the display device. The identification unit identifies the room at which the portable terminal is positioned. The display control unit executes the medical information processing application associated with the room identified by the identification unit, and medical information or processing results are displayed at the display device by means of executing the medical information processing application.
The piezoelectric vibrator of the present embodiment is provided with a polarized single-crystal piezoelectric material, a first electrode, and a second electrode. The polarized single-crystal piezoelectric material is configured from a lead composite perovskite compound having niobium oxide and magnesium oxide and/or indium oxide, the polarized single-crystal piezoelectric material having a first plane in which the crystal orientation is (100), and a second plane facing the first plane and having a crystal orientation of (100). The first electrode is provided on the first plane side of the single-crystal piezoelectric material, and the second electrode is provided on the second plane side of the single-crystal piezoelectric material. The second half-peak width of diffraction X-rays based on a Miller index of (400) of the single-crystal piezoelectric material is 0.22 to 0.4 of a first half-peak width of diffraction X-rays based on a Miller index of (400) for when the single-crystal piezoelectric material is unpolarised or depolarized.
H01L 41/09 - Piezo-electric or electrostrictive elements with electrical input and mechanical output
H01L 41/113 - Piezo-electric or electrostrictive elements with mechanical input and electrical output
H01L 41/257 - Treating devices or parts thereof to modify a piezo-electric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
An MRI device according to an embodiment is provided with a data collection unit and an image generation unit. While collecting imaging data according to a data collection condition that an MR signal is collected a plurality of times following one-time excitation, the data collection unit collects reference data for the phase correction of real-space data for imaging generated on the basis of the imaging data. The image generation unit calculates a phase error that is the phase error of the reference data and the phase error in a real-space region determined on the basis of a collection condition for the reference data or a condition corresponding to the collection condition for the reference data, and generates MR image data based on the imaging data with the phase correction of the real-space data for imaging on the basis of the calculated phase error.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
The magnetic resonance imaging apparatus according to an embodiment is characterized in that a magnetic resonance imaging apparatus for successively executing the imaging of multiple imaging units is provided with: a calculating unit for calculating a predicted value for long MR examination specific absorbed energy, which is a cumulative SAR (Specific Absorption Ratio) for the multiple imaging units; and a display unit for displaying information on the predicted value with respect to a specified safety standard value for the long MR examination specific absorbed energy.
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
A medical image processing device according to an embodiment is capable of improving visibility of blood vessels that flow in and out of an affected part in a medical image. The medical image processing device comprises an acquisition unit, an identification unit, a discrimination unit, and a display control unit. The acquisition unit acquires volume data that indicates a state of a three-dimensional region which includes a mass portion and multiple blood vessels that sprout from the mass portion in a subject. The identification unit specifies regions that correspond to the mass portion and the multiple blood vessels that sprout from the mass portion in the volume data. The identification unit also identifies the specified regions as regions of interest. The discrimination unit discriminates the mass portion and the multiple blood vessels in the identified regions of interest. The display control unit changes the display mode of at least one of the discriminated mass portion and the multiple blood vessels.
A medical fluid analysis device according to an embodiment comprises: a treatment model generating unit which generates a treatment model wherein a device model which represents a shape of a treatment device to be positioned within a body cavity of a subject is positioned within a body cavity model which represents a shape of the body cavity of the subject; a fluid analysis unit which, on the basis of a characteristic including at least the rigidity of body cavity tissue in the body cavity model, a characteristic including at least the rigidity of the treatment device in the device model, and a fluid characteristic relating to a fluid in the body cavity in the body cavity model, executes a fluid analysis of the fluid in the treatment model according to a deformation of the treatment model; and an output unit which outputs a result of the analysis from the fluid analysis unit.
An ultrasonic probe provided with an ultrasonic transducer array, and a laminate for drawing out an electrical wire from each electrode, wherein the ultrasonic transducers are classified into at least a first group and a second group, and the laminate has at least a first FPC layer for laminating the ultrasonic transducer array, and a second FPC layer for laminating the first FPC layer. The first and second FPC layers (FPC) have upper- and lower-surface electrode pads for maintaining a uniform level at positions spatially corresponding to the ultrasonic transducers. The FPC layers constituting the FPC laminate (22) are bonded in a region that corresponds to the width of the ultrasonic transducer array to obtain a unified structure, but are separated without being bonded in regions other than the region that corresponds to the width of the ultrasonic transducer array.
An ultrasonic diagnostic device according to an embodiment comprises an index image data generation unit (180) and a control unit (170). The index image data generation unit (180) generates index image data which indicates the relative positional relationship between running information, which is generated on the basis of volume data indicating a three-dimensional region including at least a portion of a blood vessel region of a subject and indicates the direction the blood vessel is running along, and information transmitted from an ultrasonic probe and indicating an ultrasonic scanning position. The control unit (170) causes a display unit to display the index image data.
The objective of the present invention is to improve reproducibility of blood flow velocity measurements. A position information conversion unit (9) converts position information of an ultrasonic probe and/or scanning area of a past ultrasonic scan of a subject into first position information in a predetermined coordinate system, and converts the position information of the ultrasonic probe and/or scanning area of a current ultrasonic scan of the subject into second position information in the predetermined coordinate system. A display unit (8) positions and displays a first marker and a second marker on the basis of the first position information and the second position information, said first marker indicating the ultrasonic probe and/or scanning area of the past ultrasonic scan, and said second marker indicating the ultrasonic probe and/or scanning area of the current ultrasonic scan.
An automated analyzer that reduces the burden on an operator and can perform tests quickly is provided. Said automated analyzer is provided with the following: a determination unit that, on the basis of reaction data, determines whether or not a reaction being performed on a liquid mixture needs to be continued; an analysis unit that generates analysis data on the basis of specimen data generated from measurements of the liquid mixture; and a control unit that controls the automated analyzer such that if it has been determined that the reaction being performed on the liquid mixture does not need to be continued, the aforementioned analysis data is generated during a first measurement interval, and if it has been determined that the reaction being performed on the liquid mixture does need to be continued, the liquid mixture is measured and the analysis data generated at a point in time after the first measurement interval.
G01N 35/02 - Automatic analysis not limited to methods or materials provided for in any single one of groups ; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
88.
ULTRASOUND DIAGNOSTIC APPARATUS AND IMAGE PROCESSING DEVICE
An ultrasound diagnostic apparatus (100) of an embodiment of the present invention is provided with a candidate position extraction unit (151), and a position setting unit (152). The candidate position extraction unit (151) extracts a first position by comparing fundamental wave components between a plurality of images collected by performing ultrasonic scanning on a subject who has been administered a contrast agent. Furthermore, the candidate position extraction unit (151) extracts a second position by comparing harmonic components between the plurality of images. The position setting unit (152) sets the first position and the second position to positions in a region of interest on which prescribed analyses are to be performed, in at least one of the images among the plurality of images.
Timing accuracy of a TDC can be improved. An apparatus for inserting delay according to an embodiment includes a signal generating circuit, a plurality of carry elements, and a delay chain circuit. The signal generating circuit is configured to generate a start signal. The plurality of carry elements are connected as a chain, and each of the carry elements has an input to receive a stop signal. The delay chain circuit includes one or more delay modules selected from the plurality of carry elements, at least one feedback line connected between at least one of the delay modules and the signal generating circuit, and a plurality of enable inputs. Each of the plurality of enable inputs is provided in a respective one of the delay modules. The delay chain circuit is configured to generate an amount of delay based on a delay selection signal that is received at the enable inputs and that selects the amount of delay, and is configured to provide the selected amount of delay to the signal generating circuit, which is configured to incorporate the delay into the start signal.
Example apparatus and methods related to automated diagnostic analyzers having rear accessible track systems. An example apparatus disclosed herein includes an analyzer to perform a diagnostic test, the analyzer having a first side and a second side opposite the first side. The example apparatus includes a loading bay disposed on the first side of the analyzer to receive a first carrier and a pipetting mechanism coupled to the analyzer adjacent the second side. The example apparatus also includes a first carrier shuttle to transport the first carrier from a first location adjacent the loading bay to a second location adjacent the pipetting mechanism and a track disposed adjacent the second side of the analyzer to transfer a second carrier to a third location adjacent the pipetting mechanism.
G01N 35/02 - Automatic analysis not limited to methods or materials provided for in any single one of groups ; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
G01N 35/04 - Automatic analysis not limited to methods or materials provided for in any single one of groups ; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations - Details of the conveyor system
G01N 35/10 - Devices for transferring samples to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
91.
ULTRASONIC DIAGNOSTIC DEVICE AND ULTRASONIC IMAGE PROCESSING METHOD
Provided are an ultrasonic diagnostic device and an ultrasonic image processing method which are capable of reducing clutter and motion artifacts. This ultrasonic diagnostic device comprises a tomographic image data generation unit, a blood flow information generation unit, a change detection unit, and a condition modification unit. The tomographic image data generation unit sequentially obtains tomographic image data of a subject for a plurality of times. The blood flow information generation unit obtains blood flow information by performing a process to a received signal based on a signal processing condition that includes a speed threshold relating to blood flow information of the subject. The change detection unit receives multiple tomographic image data the times of which are different from one another and detects the degree of change in a time axis direction. The condition modification unit modifies the signal processing condition on the basis of the degree of change in the time axis direction detected by the change detection unit. When the condition modification unit modifies the signal processing condition, the blood flow information generation unit performs a process on the received signal based on the modified signal processing condition and obtains the blood flow information.
An X-ray diagnostic device according to a working embodiment is provided with a first arm that rotates around a first rotary axis, a second arm that rotates around a second rotary axis, a support part, and an imaging system. The first arm slides relative to the first rotary axis along an arc-like first slide-axis. The second arm slides relative to the second rotary axis along an arc-like second slide-axis. The support part is coupled with a side of the first arm and supports the second arm. The imaging system contains an X-ray generator and an X-ray detector that are attached to the second arm.
Example automated diagnostic analyzers and methods for using the same are disclosed herein. An example apparatus described herein includes a first carousel rotatably coupled to a base and having a first axis of rotation. The example apparatus includes a second carousel rotatably coupled to the base and vertically spaced over the first carousel such that at least a portion of the second carousel is disposed over the first carousel. In the example apparatus, the second carousel has a second axis of rotation and a plurality of vessels. The example apparatus also includes a pipetting mechanism offset from the second axis of rotation. The example pipetting mechanism is to access the first carousel and the second carousel.
G01N 35/02 - Automatic analysis not limited to methods or materials provided for in any single one of groups ; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
G01N 35/04 - Automatic analysis not limited to methods or materials provided for in any single one of groups ; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations - Details of the conveyor system
An ultrasonic diagnostic device (100) according an embodiment comprises a transmission reception unit (11), an addition unit (11), an image generation unit (15) and a control unit (17). The transmission reception unit performs ultrasonic transmission and reception, which is repeated by reversing phase polarity on the same scanning line, a plurality of times on the same scanning line according to the number of times set as a scanning condition parameter. The addition unit adds reflected wave data which is received as a result of the ultrasonic transmission and reception. The image generation unit generates an image using the added reflected wave data. The control unit controls the transmission reception unit on the basis of the relative relationship between the number of times of the ultrasonic transmission and reception and the scanning condition parameters other than said number of times.
An X-ray diagnostic device (150) according to an embodiment comprises: an X-ray imaging unit; a holding unit (18) which holds the X-ray imaging unit such that an imaging system axis that passes through a focal point of an X-ray tube and a center position of an X-ray detector is rotatable about an isocenter; a display unit (9) which displays a first X-ray image; an operation unit (8) for inputting a target position that corresponds to a site of interest with respect to the first X-ray image; a position of interest calculation unit (4) which calculates a position that corresponds to the site of interest in a second X-ray image on the basis of an angle between the imaging system axis of the second X-ray image that is different from the first X-ray image and the imaging system axis of the first X-ray image, the distance from the isocenter to a top plate (11), and the distance between the target position and the top plate (11); and a top plate movement calculation unit (5) which calculates the movement of the top plate (11) for displaying the site of interest in the same position as the target position in the second X-ray image on the basis of the calculated position, the target position, the angle and the distance from the isocenter to the top plate (11).
A medical image diagnosis device (1) is provided with an identification information change unit (181), and a comparison result calculation unit (182). The identification information change unit (181) changes identification information given to a plurality of points corresponding to the outline of a tissue in first medical image data included in a first medical image data group including a plurality of pieces of medical image data with different time phases. The comparison result calculation unit (182) associates the changed identification information of the plurality of points in the first medical image data and identification information given to a plurality of points corresponding to the outline of a tissue in second medical image data corresponding to the time phase of the first medical image data in a second medical image data group including a plurality of pieces of medical image data with different time phases with each other, on the basis of this association, compares motion information indicating the motions of the tissues in the respective pieces of medical image data included in the first medical image data group and the second medical image data group between corresponding time phases, and calculates a comparison result.
A delay apparatus of an embodiment is an apparatus for delaying a signal to a plurality of chain-based time-to-digital circuits (TDCs) and includes a plurality of propagation path devices each connected to a respective one of the plurality of TDCs. Each propagation path device is configured to delay a common start signal sent to each propagation path device by a selectable amount based on a delay selection signal received by the propagation path device, and to transmit the delayed start signal to the respective one of the TDCs.
The present invention executes positioning of a support using intuitive operations. An X-ray tube (14-1) generates X-rays. An X-ray detector (15) detects the X-rays generated by the X-ray tube (14-1). A support (10) supports the X-ray tube (14-1) and the X-ray detector (15) in a freely rotating manner about a plurality of movable axes. An image storage unit (23) stores angle information (position information), which is expressed by the rotation angle around the plurality of movable axes, for at least one preset position of the support (10). A display unit (27) displays at least one first angle mark, which corresponds to at least one position, on a clinical angle map expressed with a coordinate system based on the plurality of movable axes defining the position of the support (10).
Provided is an ultrasound diagnostic device whereby it is possible to simply and accurately display the total waveform of a Doppler spectrum. An ultrasound diagnostic device comprises: a data processing unit which generates at least B-mode data and Doppler spectrum data; a display unit which displays an image based on the B-mode data and the Doppler spectrum data which are generated by the data processing unit; an input unit which receives input of either a transition instruction to the Doppler spectrum data mode or a range gate operation; and a system control unit which, upon the input in the input unit, changes a display mode of the Doppler spectrum data which is displayed in the display unit, on the basis of the Doppler spectrum data which is generated within a prescribed time after the input.
This ultrasound diagnostic device (1) is provided with: a transception unit (21) for transmitting and receiving ultrasonic waves between the transception unit (21) and a test subject via a piezoelectric oscillation element; an ultrasonic image generating unit (27) for generating a series of ultrasonic images through time on the basis of output from the transception unit (21); a specific information generating unit (29) for generating prescribed specific information in each of the series of ultrasonic images; a selection unit (31) for selecting a color Doppler image from the series of ultrasonic images on the basis of the specific information when a prescribed operation is performed while the series of ultrasonic images are being displayed; and a memory unit (33) for storing the selected color Doppler image.
patents
