Patent application number | Description | Published |
20130033264 | MAGNETIC RESONANCE IMAGING APPARATUS AND SCANNING-CONDITION SETTING METHOD - According to a Magnetic Resonance Imaging (MRI) apparatus, a scanning-parameter limit calculating unit creates examination information that represents scanning conditions for collection of magnetic resonance signal data based on scanning parameters set by an operator; a scanning-condition edit/scan positioning unit creates a time chart that indicates the type and a sequential execution order of an event to be executed when collecting magnetic resonance signal data based on the examination information created by the scanning-parameter limit calculating unit, and causes a time-chart display unit to display the created time chart. | 02-07-2013 |
20130038328 | MAGNETIC RESONANCE IMAGING APPARATUS AND GRADIENT COIL COOLING CONTROL METHOD - A feedforward control unit predicts the maximum value of the temperature of a gradient coil based on a power duty and a scan time of a pulse sequence, and a present temperature of the gradient coil. When the maximum value exceeds a predetermined upper limit, the feedforward control unit then instructs a temperature adjusting unit to start a water circulation in a chiller at the start of a prescan, and the temperature adjusting unit starts the water circulation based on the instruction. | 02-14-2013 |
20130057283 | TOP PLATE FOR MAGNETIC RESONANCE IMAGING APPARATUS, FRAME FOR TOP PLATE SET OF MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING APPARATUS - According to one embodiment, a top plate for a magnetic resonance imaging apparatus includes a placing plate and a supporting part. The placing plate is configured to place an object. The supporting part is provided to the placing plate at a position higher than a position of the placing plate. Further, a frame for a top plate set of a magnetic resonance imaging apparatus according to an embodiment includes a first supporting part and a second supporting part. The first supporting part is configured to support a top plate at a first supporting position. The second supporting part is configured to support the top plate at a second supporting position higher than the first supporting position. Further, a magnetic resonance imaging apparatus according to an embodiment includes the top plate, a bed and an imaging unit. | 03-07-2013 |
20130126351 | ION SENSOR, ION SENSOR MODULE, AND ION SENSOR MANUFACTURING METHOD - An ion sensor includes a sensor main body having a channel for a sample and an opening connected to the channel, a responsive portion which is filled in the opening and selectively responds to a specific ion, an electrode which has a ring shape, is set such that a central axis of the ring is substantially perpendicular to a central axis of the channel, and senses the response, and an output terminal which is formed out of one metal plate out of which the electrode is formed, has a pin shape, and is held by the sensor main body such that an axis extends along a direction substantially perpendicular to the central axis of the channel and the central axis of the ring. | 05-23-2013 |
20130134311 | NUCLEAR MEDICINE IMAGING APPARATUS AND NUCLEAR MEDICINE IMAGING METHOD - In the nuclear medicine imaging apparatus according to the one embodiment, the ADC converts the output data of each of the photodetectors to digital data. The counting information collecting unit collects counting results from the digital data, and the counting information storage unit stores the counting result in association with the digital data. The coincidence counting information generating unit generates coincidence counting information. The image reconstructing unit reconstructs a PET image, based on the coincidence counting information. The time correction data stores a correction time for each of the photodetectors. The system controlling unit controls to correct the detection time of the gamma rays in the digital data associated with each piece of the counting information by use of the correction time, and to generate new coincidence counting information. The system controlling unit controls to reconstruct a new nuclear medicine image, based on the new coincidence counting information generated. | 05-30-2013 |
20130134976 | MAGNETIC RESONANCE IMAGING APPARATUS - A magnetic resonance imaging apparatus according to embodiments includes an executing unit, an informing unit, a detecting unit, and a determining unit. The executing unit executes a pulse sequence to collect data of a subject at a constant cycle. The informing unit informs the subject of a timing of breathing in synchronization with the cycle at which the pulse sequence is executed. The detecting unit detects a breathing level or a respiratory cycle of the subject. The determining unit determines, when the pulse sequence is executed, whether to use the data collected by the pulse sequence for image reconstruction in accordance with the breathing level or the respiratory cycle of the subject. | 05-30-2013 |
20130141094 | MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING METHOD - A magnetic resonance imaging apparatus according to an exemplary embodiment includes a first imaging unit, an identifying unit, and a second imaging execution unit. The first imaging execution unit acquires, after applying a labeling RF pulse to blood flowing into the myocardium of a subject, multiple non-contrast MR data for which the time intervals between labeling and acquiring data are different by performing sequential imaging of an imaging area including the myocardium in each segment of a k-space for a given time interval. The identifying unit identifies a time interval taken by the labeled blood to reach a given position in the imaging area. The second imaging execution unit sets the identified time interval and, after applying a labeling RF pulse to the blood flowing into the myocardium of the subject, acquires non-contrast MR data by imaging the imaging area including the myocardium. | 06-06-2013 |
20130147480 | MAGNETIC RESONANCE IMAGING APPARATUS, MAGNETIC RESONANCE IMAGING METHOD AND MEDICAL SYSTEM - According to one embodiment, a magnetic resonance imaging apparatus includes an imaging condition setting unit and an imaging unit. The imaging condition setting unit is configured to set slice positions same as past slice positions to a same object and to set a table position of a bed with the object set to position a position representing a slice position designated out of the slice positions or a position representing a slice range designated out of the slice positions on a center of a magnetic field. The imaging unit is configured to acquire magnetic resonance data from the slice positions set for the object at the table position of the bed to generate image data corresponding to the slice positions based on the acquired magnetic resonance data. | 06-13-2013 |
20130151800 | NUCLEAR MEDICINE IMAGING APPARATUS AND CONTROL METHOD - According to one embodiment, a nuclear medicine imaging apparatus includes a counting information collection unit, a determination unit, and a discarding unit. The counting information collection unit collects counting information including detection time of a gamma ray from a counting result output by a detector for counting light derived from a gamma ray, and stores the counting information in a buffer. The determination unit determines whether the volume of the counting information stored in the buffer exceeds a threshold. The discarding unit, in a case that the determination unit determines that the volume exceeds the threshold, intermittently discards, in chronological order, counting information whose detection time is within longer duration than predetermined duration used for generating two pieces of counting information obtained by counting pair annihilation gamma rays nearly coincidentally as coincidence counting information among the counting information collected from the detector. | 06-13-2013 |
20130154636 | MAGNETIC RESONANCE IMAGING APPARATUS, MAGNETIC FIELD ADJUSTMENT IMPLEMENT FOR MAGNETIC RESONANCE IMAGING APPARATUS, MAGNETIC RESONANCE IMAGING METHOD, AND METHOD OF ADJUSTING MAGNETIC FIELD FOR MAGNETIC RESONANCE IMAGING APPARATUS - According to one embodiment, a magnetic field adjustment implement for a magnetic resonance imaging apparatus includes a magnetic field adjustment unit and a placing unit. The magnetic field adjustment unit is configured to improve a uniformity of a static magnetic field formed by a magnet of the magnetic resonance imaging apparatus. The static magnetic field is formed under an influence of a circumstance in a shield room in which the magnet is placed. The magnetic field adjustment is placed outside the magnet. The placing unit is configured to place the magnetic field adjustment unit outside the magnet. | 06-20-2013 |
20130167342 | ULTRASONIC PROBE AND METHOD OF MANUFACTURING THE SAME - According to one embodiment, an ultrasonic probe includes a plurality of piezoelectric elements, a first electrode, a plurality of second electrodes, a plurality of stacked flexible printed circuit boards, and a plurality of connection portions. The plurality of piezoelectric elements are arrayed. The first electrode is provided on the emitting surface side of the plurality of piezoelectric elements. The plurality of second electrodes are respectively provided on the rear surface sides of the plurality of piezoelectric elements. The plurality of stacked flexible printed circuit boards respectively include a plurality of terminals. The plurality of connection portions electrically connect the second electrodes to the terminals. At least one of the flexible printed circuit boards extends longer than the flexible printed circuit board serving as an upper layer. | 07-04-2013 |
20130169274 | MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING METHOD - A magnetic resonance imaging apparatus includes a magnetic resonance data acquisition unit and a cerebrospinal fluid image data generation unit. The magnetic resonance data acquisition unit consecutively acquires a plurality of magnetic resonance data for generating a plurality of cerebrospinal fluid image data, each corresponding to a different data acquisition time, after a labeling pulse is applied. The cerebrospinal fluid image data generation unit generates the plurality of cerebrospinal fluid image data based on the plurality of magnetic resonance data. | 07-04-2013 |
20130177129 | X-RAY COMPUTED TOMOGRAPHY APPARATUS - According to one embodiment, an X-ray computed tomography apparatus includes an X-ray tube to generate X-rays, X-ray detector to detect the X-rays transmitted through an object, top to place the object, rotation driving unit to rotate a rotating frame with the X-ray tube and the X-ray detector around the object, movement driving unit to relatively reciprocate the rotating frame and the top over a plurality of times along a long-axis direction of the top, and scan control unit to control the movement driving unit in the relative reciprocal movement such that moving loci of the X-ray tube corresponding to the respective forward movements are matched with each other and moving loci of the X-ray tube corresponding to the respective backward movements are matched with each other. | 07-11-2013 |
20130181717 | POWER SUPPLY CIRCUIT AND MAGNETIC RESONANCE IMAGING APPARATUS - According to one embodiment, a power supply circuit includes at least an input phase determining unit and an input phase switching unit. The input phase determining unit is configured to determine, of three phases of the input three-phase alternating current, a phase of a highest voltage and a phase of a lowest voltage at a given time. The input phase switching unit is configured to switch an input voltage to a primary coil of a transformer so as to input, during a first switching period, a voltage of the highest voltage phase to one terminal of the primary coil and a voltage of the lowest voltage phase to another terminal, and configured to input, during a second switching period being contiguous to the first switching period, a voltage of the lowest voltage phase to the one terminal and a voltage of the highest voltage phase to the another terminal. | 07-18-2013 |
20130182818 | X-RAY CT APPARATUS - An X-ray CT apparatus includes: a detector that detects X-rays that have passed through a subject; a data acquiring unit that, for each of predetermined energy bands, counts photons having an energy level included in the predetermined energy band, from among photons derived from the X-rays detected by the detector; an acquisition controlling unit that controls the data acquiring unit in such a manner that energy bands including energy levels which the photons representing substances that are not of interest have are each larger than an energy band including an energy level which the photons representing a substance of interest have, in accordance with an image taking condition under which an image taking process is performed on the subject; and an image reconstructing unit that reconstructs an X-ray CT image by using a counting result obtained by the data acquiring unit controlled by the acquisition controlling unit. | 07-18-2013 |
20130182821 | X-RAY CT (COMPUTED TOMOGRAPHY) DEVICE - As one embodiment, the X-ray CT device comprises an X-ray tube, a tube voltage generator, an X-ray detector, a data accumulating unit, and an image processing unit. The tube voltage generator applies said tube voltage to the X-ray tube. The tube voltage controlling unit controls the tube voltage generator means so as to periodically alternate the tube voltage. The X-ray detector is arranged across a subject from the X-ray tube, and detects the X-rays penetrating the subject. The data accumulating unit accumulates first sampling data when a high voltage is applied to said X-ray tube in one cycle by synchronizing with the change in said tube voltage from the data detected by said X-ray detector, and after a predetermined amount of time has passed from said accumulation, accumulates second sampling data when a low voltage is applied to said X-ray tube. The image processing unit creates images based on the accumulated first sampling data and second sampling data. | 07-18-2013 |
20130182822 | X-RAY IMAGING APPARATUS AND PROGRAM - According to one embodiment, an X-ray imaging apparatus includes an X-ray generation unit, an X-ray collimator, a dose detection unit, and a dose reduction rate calculation unit. The X-ray generation unit irradiates the object with X-rays. The X-ray collimator limits an X-ray irradiation range of the X-ray generation unit. The dose detection unit detects the X-rays that have passed through the X-ray collimator. The dose reduction rate calculation unit calculates a reduction rate of an exposure dose of the object based on a value detected by the dose detection unit in X-ray imaging before the X-ray irradiation range is limited by the X-ray collimator and a value detected by the dose detection unit in X-ray imaging after the X-ray irradiation range is limited by the X-ray collimator. | 07-18-2013 |
20130184583 | ULTRASONIC DIAGNOSTIC APPARATUS, MEDICAL IMAGE PROCESSING APPARATUS, AND MEDICAL IMAGE PROCESSING METHOD - According to one embodiment, a ultrasonic transmission/reception unit transmits/receives ultrasonic waves to/from a subject through the ultrasonic probe and generates an echo signal relating to a scan surface. An image generation unit generates an ultrasonic image relating to the scan surface based on the echo signal. A filter executes filter processing with respect to the ultrasonic image and extracts image constituent elements. A feature information generation unit generates feature information indicative of an amount of change in number of the extracted image constituent elements with respect to a change in characteristics of the filter. | 07-18-2013 |
20130187651 | MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING METHOD - In one embodiment, an MRI apparatus ( | 07-25-2013 |
20130188446 | ULTRASOUND PROBE AND ULTRASOUND DIAGNOSIS APPARATUS - An ultrasound probe is provided that includes piezoelectric bodies, each of which is provided with electrodes on the front surface on the side from which ultrasound is emitted and a rear surface opposing the front surface. At least a part of the ultrasound probes is disposed in a curved manner. A flexible printed circuit board comprises a first part that is provided in parallel with the curved surface of the piezoelectric bodies in a circular direction on the rear surface side of the piezoelectric bodies, and a second part that extends from the first part near the end part of the arranged piezoelectric bodies and further extends to the electronic circuit, the electric circuit, or the interface. Furthermore, the flexible printed circuit board is provided with a wiring pattern that conducts between at least one electrode of the piezoelectric body and the electronic circuit, the electric circuit, or the interface. | 07-25-2013 |
20130188775 | X-RAY DIAGNOSIS DEVICE - An X-ray source irradiates X-rays towards the test subject. The X-ray detector detects the intensity of the X-rays penetrating the test subject. The image data generator generates X-ray images based on the intensity of the X-rays detected using the X-ray detector. Moreover, the X-ray diagnosis device comprises a revision subject image detector and an image processor. The revision subject image detector detects the image of the object of the image shaped based on the shape of the object from among the X-ray images as the image subject to revision. An image processor processes images with respect to the image subject to revision such that the difference between the luminosity value of the image subject to revision and the luminosity value of the area adjacent to the image subject to revision becomes a specified value or less. | 07-25-2013 |
20130193972 | MAGNETIC RESONANCE IMAGING APPARATUS - A magnetic resonance imaging apparatus of an embodiment has a setting unit configured to set a pulse sequence having a pre-pulse for fat suppression and a pulse train for data acquisition for acquiring echo data for image reconstruction, the pulse sequence being provided with a plurality of dummy pulses between the pre-pulse for fat suppression and the head of the pulse train for data acquisition, a data acquisition unit configured to apply an RF pulse and a gradient magnetic field pulse based on the pulse sequence set by the setting unit to a test object so as to acquire the echo data, and an image generation unit configured to reconstruct an image of the test object from the acquired echo data, wherein an application time during which the plural dummy pulses are applied or flip angles of the plural dummy pulses can be adjusted. | 08-01-2013 |
20130195240 | X-RAY CT SYSTEM - In the X-ray CT system according to an embodiment, a control means displaces and images imaging regions in the subject by controlling a top board driver and an imaging means such that the X-rays are projected onto the subject every time a top board is moved by a predetermined transfer amount. An acquiring means acquires projection data of the respective imaging regions. A reconstruction means, based on the projection data, reconstructs tomographic images for each predetermined size of a reconstruction region. In the scan control mode, the control means outputs the transfer amount corresponding to this mode to the top board driver. In the reconstruction control mode, the control means outputs the size of the reconstruction region corresponding to this mode to the reconstruction means. | 08-01-2013 |
20130195343 | MEDICAL IMAGE PROCESSING APPARATUS, MEDICAL IMAGE PROCESSING METHOD AND X-RAY IMAGING APPARATUS - According to one embodiment, a medical image processing apparatus includes an X-ray image obtaining unit, a marker detection unit, a contrast image generation unit and a display image generation unit. The X-ray image obtaining unit obtains X-ray contrast image data and X-ray fluoroscopic image data. The marker detection unit detects positions of a marker from the X-ray contrast image data, or the X-ray contrast image data and the X-ray fluoroscopic image data. The marker is attached to a device. The contrast image generation unit generates X-ray contrast image data for a combination with a movement correction making the positions of the marker be positions which can be regarded as a same position. The display image generation unit generates X-ray image data for a display by combining the X-ray contrast image data for the combination with the X-ray fluoroscopic image data. | 08-01-2013 |
20130197365 | ULTRASONIC DIAGNOSTIC APPARATUS AND ULTRASONIC DIAGNOSTIC APPARATUS CONTROL METHOD - In one embodiment, an ultrasonic diagnostic apparatus continuously generates driving signals by frequency-modulating waveforms having a plurality of center frequencies respectively assigned to orientation directions and multiplexing the waveforms and transmits continuous waves, and generates beam signals corresponding to the respective orientation directions by adding the respective echo signals and demultiplexing the signals for the respective center frequencies, demodulates beam signals corresponding to the respective orientation directions, frequency-analyzes the demodulated beam signals, calculates two-dimensional (beam direction and range direction) mapping of beam signals. | 08-01-2013 |
20130198200 | MEDICAL IMAGE PROCESSING APPARATUS, PROGRAM, AND MEDICAL APPARATUS - According to one embodiment, a medical image processing apparatus includes a reception unit, determination unit, dividing unit, processing control unit, and storage processing unit. The reception unit receives first data including supported and unsupported tags, and individual data added to the supported or unsupported tag. The determination unit determines whether a tag included in the first data is supported or not. The dividing unit divides the first data into second data and third data. The processing control unit executes data processing by referring to the second data. The storage processing unit generates fourth data by adding second data to data acquired by the processing. | 08-01-2013 |
20130200842 | MEDICAL IMAGE DIAGNOSIS APPARATUS - The medical image diagnosis apparatus has a body, a power transmitting part, a power receiving part, and a device. The power transmitting part is housed in the body, has a transmission coil, and generates an oscillating field due to resonance from the transmission coil upon receiving electric power. The power receiving part has a reception coil, resonates with a frequency substantially equal to the resonant frequency of the transmission coil, and generates electric power upon receiving the oscillating field. The device houses the power receiving part, deriving organization information through operation via non-contact with the body by electric power from the power receiving part. The apparatus comprises a status checker and a controller that determines whether or not electric power should be generated depending on at least one of the statuses to control the generation of electric power by the transmission coil. | 08-08-2013 |