Abstract: According to one embodiment, a medical processing apparatus according to an embodiment includes processing circuitry. The processing circuitry acquires a body mark that schematically shows a positional relationship of a plurality of structures in a heart. The processing circuitry analyzes image data as analysis targets which are at least two structures in the heart of a subject, the image data being acquired by scanning the subject. The processing circuitry displays the body mark on a display together with analysis results of the at least two structures.

Abstract: According to one embodiment, a medical image diagnostic apparatus includes processing circuitry. The processing circuitry configured to acquire first volume data and second volume data relating to a subject, set a first region of interest for the first volume data, set a second region of interest for the second volume data independently from setting of the first region of interest, perform a cropping process on the first volume data and the second volume data based on information representing the first region of interest and the second region of interest, and generate display image data based on the first volume data and the second volume data that have been subjected to the cropping process.

Abstract: A sliding component capable of improving lubricity between sliding surfaces is provided. In a sliding component 10 which is disposed at a relatively rotating position of a rotary machine and relatively slides on a counter sliding component 20, a sliding surface 11 of the sliding component 10 is provided with a plurality of protrusions 30. A groove 14 is formed between the adjacent protrusions 30 so as to be continuous from a sealing side S1 to a leakage side S2.

Abstract: An annular sliding component disposed at a relatively rotating position of a rotating machine and sliding relative to the other sliding component has a sliding surface provided with a dynamic pressure generation groove which includes a communication portion communicating with an external space and a dead-end portion on a relative rotation downstream of the communication portion. The sliding component includes a guide configured to guide a fluid existing in the external space on an upstream side of the communication portion in a guide direction different from a direction in which a peripheral surface of the sliding component formed on the downstream side of the communication portion and facing toward a side of the external space extends.

Abstract: In a sliding component formed in an annular shape and disposed at a relatively rotating position of a rotating machine and sliding relative to an opposite sliding component, a sliding surface of the sliding component is provided with a conduction groove communicating with an outer space and a dynamic pressure generation groove communicating with the conduction groove, extending in a circumferential direction, and having a closed terminating end portion and at least a part of a bottom portion of the conduction groove is provided with an inclined surface inclined with respect to a radial direction.

Abstract: An ultrasonic diagnosis apparatus according to an embodiment includes a transmission unit, a reception unit, a generator, and a display controller. The transmission unit causes an ultrasonic probe to transmit a displacement-producing ultrasonic wave and causes the probe to transmit a displacement-observing ultrasonic wave. The reception unit generates reflected-wave data based on a reflected wave received by the probe. The generator calculates displacement at each of a plurality of positions in the scan area over a plurality of time phases, based on the reflected-wave data, determines a time phase when the calculated displacement is substantially maximum, for each of the positions, and generates image data representing positions where the determined time phases are substantially the same as each other, among the positions. The display controller superimposes an image based on the image data on a medical image corresponding to an area including the scan area.

Abstract: An ultrasonic diagnosis apparatus according to an embodiment includes a transmission unit, a reception unit, a generator, and a display controller. The transmission unit causes an ultrasonic probe to transmit a displacement-producing ultrasonic wave and causes the probe to transmit a displacement-observing ultrasonic wave. The reception unit generates reflected-wave data based on a reflected wave received by the probe. The generator calculates displacement at each of a plurality of positions in the scan area over a plurality of time phases, based on the reflected-wave data, determines a time phase when the calculated displacement is substantially maximum, for each of the positions, and generates image data representing positions where the determined time phases are substantially the same as each other, among the positions. The display controller superimposes an image based on the image data on a medical image corresponding to an area including the scan area.

Abstract: An ultrasound diagnosis apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to generate ultrasound images in a time series on the basis of data acquired by transmitting and receiving an ultrasound wave. Every time an ultrasound image satisfying a predetermined condition is generated, the processing circuitry is configured to perform a position aligning process between the ultrasound image satisfying the predetermined condition and a reference image obtained in advance. The processing circuitry is configured to identify, within the ultrasound image satisfying the predetermined condition, a region of interest set in the reference image, on the basis of a result of the position aligning process and to track the region of interest in ultrasound images in a time series that are newly generated by the image generating unit during or after the position aligning process.

Abstract: According to one embodiment, a medical processing apparatus according to an embodiment includes processing circuitry. The processing circuitry acquires a body mark that schematically shows a positional relationship of a plurality of structures in a heart. The processing circuitry analyzes image data as analysis targets which are at least two structures in the heart of a subject, the image data being acquired by scanning the subject. The processing circuitry displays the body mark on a display together with analysis results of the at least two structures.

Abstract: A sliding surface of the sliding component is provided with a communication groove having a start point communicating with a sealed fluid side in a radial direction, a storage groove communicating with the communication groove, and a plurality of dynamic pressure generation grooves generating a dynamic pressure at end points thereof upon a run of the rotating machine and the dynamic pressure generation grooves are located on a side of the sealed fluid side space with respect to the storage groove in the radial direction.

Abstract: A medical image diagnostic apparatus according to the embodiment includes a scanner, image generating circuitry, marker generating circuitry, and control circuitry. The scanner performs scanning to generate an image of the inside of a subject. The image generating circuitry generates an image based on the result of scanning performed by the scanner. The marker generating circuitry generates a marker provided with information at a position serving as a reference for comparison with a certain structure. The control circuitry displays the image and the marker on the same screen of a display.

Abstract: An ultrasonic diagnostic apparatus according to an embodiment includes an ultrasonic probe and processing circuitry. The ultrasonic probe collects reflected wave data in a time series manner from a region of a subject in motion. The processing circuitry generates time-series volume data from the reflected wave data collected by the ultrasonic probe. The processing circuitry calculates at least either of volume information and motion information on a region of interest of the subject by performing processing including tracking using the volume data. The processing circuitry sets one or more feature positions that represent anatomical features in the region of interest. The processing circuitry displays an MPR image that passes through at least one of the feature positions. The processing circuitry outputs at least either of the volume information and the motion information that includes the feature positions as boundaries.

Abstract: In an ultrasound diagnosis apparatus according to an embodiment, processing circuitry obtains volume video data of a patient acquired by a transesophageal echocardiography probe. The processing circuitry sets, with the volume video data, a three-dimensional coordinate system that matches a display orientation of image data of the patient acquired by a body-surface ultrasound probe, on the basis of a positional relationship between the transesophageal echocardiography probe and the patient. The processing circuitry causes a display screen to display image data generated from the volume video data by using the set three-dimensional coordinate system. The processing circuitry receives, from an operator, a designation related to calculating movement information in a region of interest of the patient, the designation being received in an image displayed on the display screen.

Abstract: According to one embodiment, a medical processing apparatus according to an embodiment includes processing circuitry. The processing circuitry acquires a body mark that schematically shows a positional relationship of a plurality of structures in a heart. The processing circuitry analyzes image data as analysis targets which are at least two structures in the heart of a subject, the image data being acquired by scanning the subject. The processing circuitry displays the body mark on a display together with analysis results of the at least two structures.

Abstract: According to an embodiment, a transmitter transmits a reference signal. A position sensor obtains position information in a three-dimensional space by receiving the reference signal. A controlling unit associates three-dimensional image data generated by a medical image diagnosis apparatus with the three-dimensional space, on the basis of a registration between an arbitrary cross-sectional plane in the three-dimensional image data and a cross-sectional plane scanned by an ultrasound probe. A detecting unit detects if the position of the transmitter has changed within the associated three-dimensional space, on the basis of the position information obtained by the position sensor. A correcting unit corrects a misregistration between a cross-sectional plane in the three-dimensional image data and a cross-sectional plane scanned by the ultrasound probe, on the basis of a change amount of the position of the transmitter.

Abstract: According to one embodiment, an ultrasonic diagnostic apparatus includes a transmission/reception circuit and processing circuitry. The transmission/reception circuit performs a first scan and a second scan, which are different in acoustic field in an elevation direction, by controlling at least one of transducers arranged along an azimuth direction and the elevation direction. The processing circuitry generates a first needle-enhanced image by using data acquired in the first scan, and generates a second needle-enhanced image by using data acquired in the second scan.

Abstract: An analyzer in an embodiment includes processing circuitry. The processing circuitry identifies at least a part of a contour of a heart of a subject for an image corresponding to a first cardiac time phase and an image corresponding to a second cardiac time phase that are included in time-series images including the heart of the subject. The processing circuitry calculates, using the information about the identified contours, a first cardiac function parameter representing at least one of a volume or an ejection fraction of a heart chamber and a second cardiac function parameter representing a global strain of a myocardium corresponding to the heart chamber. The processing circuitry causes the first cardiac function parameter and the second cardiac function parameter to be displayed by common operation.

Abstract: According to one embodiment, a medical processing apparatus includes processing circuitry. The processing circuitry adds incidental information including information regarding a kind concerning each of a plurality of regions in a heart to an analysis result of each of the regions. The analysis result is obtained by analyzing medical data. The processing circuitry determines a display position of the analysis result of each of the regions based on the incidental information.

Abstract: An ultrasound diagnosis apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to generate ultrasound images in a time series on the basis of data acquired by transmitting and receiving an ultrasound wave. Every time an ultrasound image satisfying a predetermined condition is generated, the processing circuitry is configured to perform a position aligning process between the ultrasound image satisfying the predetermined condition and a reference image obtained in advance. The processing circuitry is configured to identify, within the ultrasound image satisfying the predetermined condition, a region of interest set in the reference image, on the basis of a result of the position aligning process and to track the region of interest in ultrasound images in a time series that are newly generated by the image generating unit during or after the position aligning process.

Abstract: An ultrasound diagnosis apparatus includes processing circuitry. The processing circuitry obtains three-dimensional medical image data, taken by using an ultrasound probe, of a region including a heart valve of a patient and a catheter inserted into a heart chamber of the patient. The processing circuitry determines an advancing direction of a tip end part of the catheter by obtaining information on a position and a posture of the tip end part included in the three-dimensional medical image data, by using at least one selected from shape information indicating the shape of the tip end part and reflection characteristic information indicating ultrasound reflection characteristics of the tip end part. The processing circuitry generates a display image from the three-dimensional medical image data in accordance with the position and the advancing direction of the tip end part. The processing circuitry causes the display image to be displayed.