Abstract: To generate an accurate three-dimensional ultrasound image even in a case where an ultrasound probe is moved. In an ultrasound diagnostic apparatus and a control method of the ultrasound diagnostic apparatus of the present invention, a two-dimensional image generation unit generates a plurality of two-dimensional ultrasound images while shifting an angle or a position of a scanning plane using a transducer array in a state where an ultrasound probe is fixed by being in contact with an examination location of a subject. A motion determination unit sequentially calculates a similarity degree of at least two two-dimensional ultrasound images, and sequentially determines whether or not a motion of the ultrasound probe is within a predetermined reference value according to the similarity degree.

Abstract: To highlight-display an excrement region in an ultrasound image so as not to interfere with the user's interpretation of the ultrasound image. In an ultrasound diagnostic apparatus and a control method for the ultrasound diagnostic apparatus according to the present invention, an excrement information detection unit performs detection processing for detecting an excrement region from an ultrasound image. A highlight level determination unit determines a highlight level of the excrement region based on a determination condition for determining the highlight level of the excrement region in a case where the excrement region is detected. An excrement information display unit highlight-displays the excrement region in the ultrasound image displayed on a monitor according to the highlight level determined by the highlight level determination unit.

Abstract: To reliably specify the presence or absence of excrement from an ultrasound image. In an ultrasound diagnostic apparatus and a control method for an ultrasound diagnostic apparatus according to the present invention, an excrement information detection unit detects an excrement region from an ultrasound image, and an excrement specifying unit specifies the presence or absence of excrement based on a detection result of the excrement region. As a result, in a case where it is specified that excrement is present, an excrement information display unit highlight-displays the excrement region in the ultrasound image displayed on a monitor, and in a case where it is not specified that excrement is present within a predetermined period, a notification unit notifies a user of a message suggesting a change of an approach of an ultrasound probe during performing scanning.

Abstract: The image processing apparatus acquires an optical camera image and an ultrasound image captured in a state where a plurality of markers that have a first feature identifiable by the optical camera image and a second feature identifiable by the ultrasound image and that are distinguishable from other markers based on the first feature and the second feature are provided on the subject, detects a region of interest from the ultrasound image, detects a first marker image from the optical camera image, detects a second marker image from the ultrasound image, and performs registration between the optical camera image and the ultrasound image based on the first feature of the first marker image and the second feature of the second marker image and displays an image representing the region of interest superimposed on the optical camera image.

Abstract: In an ultrasound diagnostic apparatus and a control method of the ultrasound diagnostic apparatus of the present invention, a tissue layer detection unit analyzes each of a plurality of two-dimensional ultrasound images to detect a tissue layer in a range from a body surface of an examination location to a predetermined depth. A normal vector calculation unit calculates a normal vector perpendicular to a tissue plane in a three-dimensional space on the basis of the tissue layer. A three-dimensional image generation unit generates a three-dimensional ultrasound image corrected such that the tissue plane is horizontal on the basis of the plurality of two-dimensional ultrasound images and the normal vector. A display control unit displays the three-dimensional ultrasound image on a monitor. As a result, even in a case where the ultrasound probe is in contact with the body surface in an inclined manner, the three-dimensional ultrasound image in which the inclination of the ultrasound probe is corrected.

Abstract: Provided are a control method for an ultrasound diagnostic apparatus and an ultrasound diagnostic apparatus that enable a user to easily and accurately perform a diagnosis. An ultrasound diagnostic apparatus includes: a monitor; a detection target detection unit configured to detect a detection target captured in an ultrasound image; a region-of-interest setting unit configured to set, on the ultrasound image, a region of interest including the detection target detected by the detection target detection unit; and a region-of-interest suggestion line display unit configured to display, on the monitor, a region-of-interest suggestion line consisting of only a part of a contour line of the region of interest set by the region-of-interest setting unit.

Abstract: There are provided an ultrasound diagnostic apparatus and a control method of the ultrasound diagnostic apparatus which can examine a required examination range without omission while ensuring the subject's privacy and having a cheap and simple apparatus configuration. The ultrasound diagnostic apparatus for an examiner to perform ultrasonography on a subject by using an ultrasound probe includes a gel region detection unit that detects a temporal change of a gel region where gel is applied to an examination position of the subject; and an examined region estimation unit that estimates an examined region of the subject on the basis of a position where the temporal change of the gel region is detected by the gel region detection unit.

Abstract: There are provided an ultrasound diagnostic apparatus and a control method of the ultrasound diagnostic apparatus which can accurately specify an examination position of a subject by an examiner while ensuring a subject's privacy. The ultrasound diagnostic apparatus for the examiner to perform ultrasonography on symmetrically disposed measurement sites of the subject by using an ultrasound probe includes a gel region detection unit that detects a temporal change of a gel region where gel is applied to the examination position of the subject; and an examination position estimation unit that estimates the examination position of the subject on the basis of a position where the temporal change of the gel region is detected by the gel region detection unit.

Abstract: An acoustic wave diagnostic apparatus 1 includes a display unit 7, an operation unit 16, a user identification information acceptance unit 15 that accepts user identification information, a measurement item designation acceptance unit 13 that accepts a measurement item, a detection and measurement algorithm setting unit 9 that sets a detection and measurement algorithm from the measurement item, a position designation acceptance unit 14 that accepts designation of a measurement position from the operation unit 16, a measurement unit 8 that performs detection and measurement of a measurement target using a scan range on the basis of the measurement position and the detection and measurement algorithm and causes the display unit 7 to display a measurement result, a scan range modification unit 10 that modifies the scan range, and a scan range memory 11 that stores the modified scan range for each piece of user identification information, and the measurement unit 8 detects the measurement target using the modifi

Abstract: In an ultrasound diagnostic apparatus and a control method of the ultrasound diagnostic apparatus, each of a probability that a blood vessel in an ultrasound image is an artery and a probability that the blood vessel in the ultrasound image is a vein is calculated by analyzing the ultrasound image. Whether the blood vessel is the artery or the vein or whether or not confirmation processing for confirming whether the blood vessel is the artery or the vein is required is determined on the basis of the probability that the blood vessel is the artery and the probability that the blood vessel is the vein. The confirmation processing is executed in a case where it is determined that the confirmation processing is required, and whether the blood vessel is the artery or the vein is confirmed on the basis of an execution result of the confirmation processing.

Abstract: An image processing apparatus (1) includes: a certainty calculation unit (13) configured to analyze an ultrasound image of a subject for each frame and calculate a certainty of a blood vessel in the ultrasound image; a blood vessel detection unit (16) configured to detect the blood vessel in which the certainty calculated by the certainty calculation unit (13) is higher than a certainty threshold value; and a certainty threshold value change unit (15) configured to change the certainty threshold value based on a plurality of the certainties calculated for the ultrasound image having a plurality of frames by the certainty calculation unit (13).

Abstract: In an ultrasound diagnostic apparatus and a control method for an ultrasound diagnostic apparatus, a first ultrasound image of one pharyngeal part of left and right pharyngeal parts of a subject is analyzed to detect a region of a swallowing residue in the first ultrasound image. Registration of the first ultrasound image is performed with respect to a second ultrasound image of the other pharyngeal part of the left and right pharyngeal parts of the subject, and a region of the second ultrasound image corresponding to the region of the swallowing residue in the first ultrasound image in which the registration has been performed with respect to the second ultrasound image is determined. Then, a graphic including the region of the second ultrasound image is superimposed on the second ultrasound image and displayed on a monitor.

Abstract: Provided is an ultrasound diagnostic apparatus including an ultrasound probe, an imaging section that images the subject on the basis of a reception signal output from the ultrasound probe to generate an ultrasound image, an image analysis section that performs image analysis using the ultrasound image, a movement detection sensor that detects and outputs a movement of the ultrasound probe as a detection signal, a movement amount calculation section that calculates a movement amount of the ultrasound probe in a case where an imaging inspection portion that is currently being imaged among a plurality of inspection portions of the subject is inspected, using the detection signal output from the movement detection sensor, and a portion discrimination section that discriminates the imaging inspection portion on the basis of an image analysis result in the image analysis section and the movement amount calculated by the movement amount calculation section.

Abstract: There are provided an ultrasound diagnostic apparatus and a control method of the ultrasound diagnostic apparatus which can check a scanned region while looking at an ultrasound probe. A scanned region mask generation unit of a diagnostic apparatus main body generates a scanned region mask indicating a scanned region on the basis of a visual field image acquired by a camera of an HMD, a determination result by a scanning determination unit as to whether the ultrasound probe is performing a scan, and a scanning position of the ultrasound probe detected by a scanning position detection unit, and the generated scanned region mask is transmitted from the diagnostic apparatus main body to the HMD and is displayed on an HMD-side monitor.

Abstract: Provided is an ultrasound diagnostic apparatus including an ultrasound probe, an imaging section that images the subject on the basis of a reception signal output from the ultrasound probe to generate an ultrasound image, an image analysis section that performs image analysis using the ultrasound image, a movement detection sensor that detects and outputs a movement of the ultrasound probe as a detection signal, a movement amount calculation section that calculates a movement amount of the ultrasound probe in a case where an imaging inspection portion that is currently being imaged among a plurality of inspection portions of the subject is inspected, using the detection signal output from the movement detection sensor, and a portion discrimination section that discriminates the imaging inspection portion on the basis of an image analysis result in the image analysis section and the movement amount calculated by the movement amount calculation section.

Abstract: An ultrasound diagnostic apparatus includes an image memory, an operation unit, a measurement item designation receiving unit for receiving a designation of a measurement item, a detection measurement algorithm setting unit that sets a detection measurement algorithm, a frame designation receiving unit that receives a designation of a frame to be used for the measurement among a plurality of frames in the image memory, a measurement position designation receiving unit that receives a designation of a position of a measurement target on a first measurement frame received by the frame designation receiving unit, a measurement position setting unit that sets the position of the measurement target on a frame other than the first measurement frame, a measurement unit that detects the measurement target on the plurality of frames to calculate the measurement value, and a final measurement value calculation unit that calculates a final measurement value.

Abstract: An ultrasound diagnostic apparatus 1 includes an image acquisition unit 3 that generates an ultrasound image, an image recognition unit 9 that performs image recognition for the ultrasound image to calculate recognition scores, an index value calculation unit 10 that calculates index values of a plurality of parts on the basis of the recognition scores calculated for a predetermined number of ultrasound images, a part narrowing-down unit 11 that narrows down target parts for which part determination is to be performed, from the plurality of parts on the basis of the index values, and a part determination unit 12 that determines an imaging part of the subject on the basis of the recognition scores calculated by the image recognition unit 9 for the target parts narrowed down by the part narrowing-down unit 11.

Abstract: An ultrasound diagnostic apparatus 1 includes an image acquisition unit 3 that generates an ultrasound image, an image recognition unit 9 that performs image recognition for the ultrasound image to calculate recognition scores, an index value calculation unit 10 that calculates index values of a plurality of parts on the basis of the recognition scores calculated for a predetermined number of ultrasound images, an order decision unit 11 that decides a determination order in which part determination is performed for the plurality of parts on the basis of the index values, and a part determination unit 12 that determines an imaging part of a subject on the basis of the recognition scores calculated according to the determination order.

Abstract: An ultrasound diagnostic apparatus (1) includes a urinary bladder extraction unit (9), a feature quantity calculation unit (10), a candidate frame extraction unit (11), and a urine volume measurement unit (13). The urinary bladder extraction unit (9) extracts a urinary bladder region from ultrasound images of a plurality of frames. The feature quantity calculation unit (10) calculates a feature quantity related to the bladder region. The candidate frame extraction unit (11) extracts, from the ultrasound images of the plurality of frames, an ultrasound image of a frame for which the feature quantity becomes a local maximum, as an ultrasound image of at least one candidate frame that serves as a candidate subjected to measurement. The urine volume measurement unit (13) analyzes an ultrasound image of a measurement frame selected from the ultrasound image of the at least one candidate frame to measure a urine volume.

Abstract: An ultrasound diagnostic apparatus includes: a display unit that displays an acoustic wave image; an operation unit for a user to perform an input operation; a measurement item designation receiving unit that receives designation of a measurement item relevant to a measurement target; a detection measurement algorithm setting unit that sets a detection measurement algorithm based on the measurement item; a position designation receiving unit that receives designation of a position of a measurement target on the acoustic wave image; a measurement unit that detects the measurement target from the acoustic wave image based on the position of the measurement target and the detection measurement algorithm, measures the measurement target, calculates a measurement candidate, and displays the measurement candidate on the display unit; and a measurement candidate designation receiving unit that receives designation of the measurement candidate in a case where a plurality of measurement candidates are displayed.