Fujifilm Corporation

Massachusetts Institute of Technology

Fujifilm Sonosite, Inc.

Yukiya Miyachi

Kimito Katsuyama

Rika Tashiro

Lionel Cooper Kimerling

Katsuya Yamamoto

Masafumi Noguchi

Kaku Irisawa

Keiji Tsubota

Jurgen Michel

Wojciech P Giziewicz

Tomoki Inoue

Toru Matama

Atsushi Hashimoto

Tetsurou Ebata

Teruyoshi Nakashima

Yuji Oshima

An ultrasound diagnostic apparatus includes a display that displays a B-mode image in which at least a blood vessel region is imaged; a processor configured to accept designation of a position of the blood vessel region on the B-mode image; detect a vascular wall by performing image analysis on the B-mode image on the basis of the designated position of the blood vessel region; calculate a cross-sectional area of a blood vessel on the basis of the detected vascular wall; set a Doppler gate within the blood vessel region on the B-mode image on the basis of the detected vascular wall; calculate a blood flow velocity on the basis of Doppler data in the Doppler gate; and measure a blood flow volume on the basis of the cross-sectional area of the blood vessel and the blood flow velocity, and display a measurement result on the display.

Ultrasound diagnostic apparatus and control method of ultrasound diagnostic apparatus

Provided are a medical image diagnostic apparatus and a control method of a medical image diagnostic apparatus capable of improving an accuracy of an examination on a subject. A medical image diagnostic apparatus includes an ultrasound probe, a probe moving device that moves the ultrasound probe along the surface of the compression plate, an ultrasound data acquisition unit that acquires ultrasound data of the breast using the ultrasound probe with respect to the breast compressed by the compression plate, a monitor that displays the radiation image, a line generation unit that generates an ultrasound image acquisition line, which is displayed on the radiation image and designates a position of an ultrasound image representing a tomographic section of the breast, and an ultrasound image generation unit that generates an ultrasound image in the ultrasound image acquisition line based on the ultrasound data acquired in correspondence with the ultrasound image acquisition line, in which the ultrasound image is displayed on the monitor.

Medical image diagnostic apparatus and control method for medical image diagnostic apparatus

An ultrasound diagnostic apparatus having: a display that displays a B-mode image in which at least a blood vessel region is imaged; and a processor configured to set a Doppler gate within the blood vessel region on the B-mode image; acquire a blood vessel gradient; and detect an anterior vascular wall and a posterior vascular wall by performing image analysis on the B-mode image, on an outer side of the Doppler gate in a direction perpendicular to the blood vessel gradient.

An ultrasound diagnostic apparatus includes an ultrasound probe including a housing in which a first transducer array is disposed at one end and a second transducer array is disposed at the other end, a sensor that is provided in the housing and outputs information for acquiring motion information of the ultrasound probe or angle information of the ultrasound probe, and a processor that acquires used array information indicating which of the first transducer array and the second transducer array is used. The processor is configured to acquire the motion information or the angle information based on the output of the sensor and determine a motion or a position of the ultrasound probe with respect to a subject based on the acquired motion information or angle information and the used array information.

Ultrasound diagnostic apparatus and operation method thereof

An ultrasound diagnostic apparatus () includes an ultrasound probe () and a diagnostic apparatus body () connected to the ultrasound probe (), in which the diagnostic apparatus body () includes a monitor () on which an ultrasound diagnosis image and a plurality of diagnostic finding icons corresponding to a plurality of determined diagnostic findings are displayed, a similarity determination unit () that determines similarity between the ultrasound diagnosis image and each of a plurality of image patterns corresponding to the plurality of diagnostic findings, and a display position changing unit () that changes display positions of the plurality of diagnostic finding icons on the monitor in accordance with the similarity determined by the similarity determination unit ().

An ultrasound diagnostic apparatus includes an ultrasound probe including a transducer array and a diagnostic apparatus main body including a monitor that are wirelessly connected; and a color flow mode, the ultrasound probe includes a transmission and reception circuit that causes the transducer array to transmit an ultrasonic pulse toward a subject, and performs reception focusing processing on a reception signal output from the transducer array that has received an ultrasound echo from the subject to generate a sound ray signal, a flow image information generation unit that generates flow image information consisting of velocity data and at least one of dispersion data or power data on the basis of the sound ray signal, and a probe-side wireless communication circuit that wirelessly transmits the flow image information, and the diagnostic apparatus main body includes a main body-side wireless communication circuit that receives the flow image information wirelessly transmitted from the probe-side wireless communication circuit of the ultrasound probe, a color flow image generation unit that generates a color flow image on the basis of the flow image information, and a display control unit that displays the color flow image, on the monitor.

The ultrasound diagnostic apparatus, ultrasound image generation apparatus and method transmit ultrasound waves to a subject into which a puncture tool is inserted, receive reflected waves reflected from the subject and the puncture tool, and generate echo signals of time-sequential frames based on the received reflected waves, and generate an ultrasound image of the subject based on the generated echo signals. These apparatus and method generate a differential echo signal between time-sequential frames from the echo signals, perform a tip detection process based on the differential echo signal to thereby detect at least one tip candidate including a tip end of the puncture tool, highlight a tip candidate of the puncture tool detected to thereby generate a tip image, and display the tip image of the highlighted puncture tool so as to be superimposed on the generated ultrasound image.

Ultrasound diagnostic system, ultrasound image generation apparatus, and ultrasound image generation method

An ultrasound systemincludes an ultrasound probeand an image display devicethat are wirelessly connected to each other. The ultrasound probeincludes a transducer array, a transmitting and receiving unitthat generates a sound ray signal by directing the transducer arrayto transmit and receive ultrasonic waves, an image information data generation unitthat generates image information data from the sound ray signal, a compression unitthat compresses the image information data, and a compression ratio setting unitthat sets a compression ratio of the image information data. The image display deviceincludes a decompression unit, a display unitthat displays an ultrasound image based on the decoded image information data, and an inspection mode setting unitthat sets an inspection mode. The compression ratio setting unitsets the compression ratio corresponding to the inspection mode and the compression unitcompresses the image information data at the set compression ratio.

Ultrasound system and method for controlling ultrasound system

An ultrasound diagnostic apparatus () includes an ultrasound probe () and a diagnostic apparatus main body () that are wirelessly connected, the ultrasound probe () includes a detection unit () that generates complex baseband signals, an averaging unit () that averages the complex baseband signals at a plurality of sampling points in a Doppler gate set on a B-mode image to acquire average complex baseband signals, and a probe-side wireless communication circuit () that wirelessly transmits the average complex baseband signals, and the diagnostic apparatus main body () includes a main body-side wireless communication circuit () that receives the average complex baseband signals, and a Doppler image generation unit () that performs a frequency analysis on the average complex baseband signals to generate a Doppler image, and displays the Doppler image on a monitor ().

An ultrasound diagnostic system includes an ultrasound diagnostic device that creates test images of an intima-media thickness of a blood vessel, a workstation connected to the ultrasound diagnostic device, and a database that sequentially stores the test images created by the ultrasound diagnostic device. The workstation includes an input unit for allowing a user to input various kinds of information, a display unit, a workstation control unit that retrieves test images in past tests for the patient as past images from the test images stored in the database to make the display unit display the past images stored in the database as thumbnails, after a current image that is a test image of a current test are created for the patient by the ultrasound diagnostic device, and a test report creation unit that automatically creates a test report on the basis of the current image, and at least one past image selected by the user via the input unit from the past images displayed as the thumbnails on the display unit.

Ultrasound diagnostic system and method of controlling ultrasound diagnostic system

An ultrasound systemincludes an ultrasound probeand an image display device. The ultrasound probeincludes a transducer arrayincluding a plurality of transducers, a transmitting and receiving unitthat transmits and receives ultrasonic waves using an aperture transducer group consisting of some transducers to generate a sound ray signal, and an image information data generation unitthat generates image information data from the sound ray signal. The image display deviceincludes a display unit. One of the ultrasound probeand the image display deviceincludes a display image region determination unitthat determines a display image region obtained by excluding a shallow image region from an ultrasound image on the basis of the width of all of the transducers, the width of the aperture transducer group, and a steering angle range of a scanning line. The display unitdisplays the ultrasound image based on the image information data only in the display image region.

In a photoacoustic image generation apparatus including a photoacoustic image generation unit that generates a photoacoustic image based on a detection signal and a sound speed in a subject and a sound speed setting unit that sets the sound speed in the subject, the sound speed setting unit extracts a region having a predetermined range including a high signal value pixel collection portion having a region size larger than a reference region size as a tip region in a photoacoustic image generated based on an assumed sound speed and the detection signal and sets a sound speed of a photoacoustic image having a maximum image evaluation value as the sound speed in the subject among photoacoustic images for respective sound speeds generated by changing the sound speed in a predetermined sound speed range for the tip region.

Image generation apparatus and operation method

An ultrasound system includes an ultrasound probe and an image display device. The ultrasound probe includes a transducer array, a transmitting and receiving unit that transmits and receives ultrasonic waves using the transducer array to generate a sound ray signal; a frame image information data generation unit that generates frame image information data from the sound ray signal; and a wireless communication unit that transmits a plurality of frame image information data items to the image display device. The image display device includes a frame type determination unit that determines frame types of the plurality of frame image information data items, a combination determination unit that determines whether or not to combine the frame image information data items on the basis of the frame types, a compound image data generation unit that combines the plurality of frame image information data items, and a display unit that displays a compound image.

Ultrasound system in which an ultrasound probe and a display device are wirelessly connected with each other and method for controlling ultrasound system in which an ultrasound probe and a display device are wirelessly connected with each other

Growing community of inventors

Ashigarakami-gun, Japan

Yukiya Miyachi