Abstract: A control device includes a processor that controls a mammography apparatus that irradiates a breast with radiation to capture a radiographic image of the breast such that the radiation with either first energy or second energy higher than the first energy is emitted at each of irradiation positions having different irradiation angles while a radiation source is being moved to capture low-energy projection images with the first energy and high-energy projection images with the second energy, an irradiation time for which the radiation with the second energy is emitted is longer than an irradiation time for which the radiation with the first energy is emitted, and a focus size of the radiation source in a case in which the radiation with the first energy is emitted is larger than a focus size of the radiation source in a case in which the radiation with the second energy is emitted.

Abstract: A control device including: wherein the processor controls a mammography apparatus that a breast, with radiation from a radiation source to capture a radiographic image of the breast such that normal imaging which emits the radiation with first energy from an irradiation position where an irradiation angle is 0 degrees to capture a normal radiographic image and tomosynthesis imaging which emits the radiation with either the first energy or second energy higher than the first energy at each of a plurality of irradiation positions having different irradiation angles and emits the radiation with the second energy at the irradiation position where the irradiation angle is 0 degrees to capture a plurality of low-energy projection images and a plurality of high-energy projection images are performed in a state in which the breast is compressed by the compression member.

Abstract: An ultrasound probe 11 includes a housing 12 having a transducer array accommodation portion 14 and a battery storage portion 13B, a transducer array accommodated in the transducer array accommodation portion 14, and a battery 21 stored in the battery storage portion 13B. The housing 12 has an attachable and detachable battery cover 17 that covers the battery storage portion 13B, a nameplate 22 is disposed on an inside or an outside of the battery storage portion 13B with respect to the battery cover 17 in a visible manner, and a waterproof structure for restraining water from entering the nameplate 22 is provided.

Abstract: There are provided an ultrasound diagnostic apparatus and a control method of the ultrasound diagnostic apparatus which can accurately observe a target site regardless of a user' skill level even in a case where gas is accumulated in an intestine of a subject.

Abstract: In an ultrasound diagnostic apparatus (1), a normal screen display mode in which an ultrasound image and an operation panel for operating the ultrasound diagnostic apparatus (1) are displayed on a monitor (24) is set until a first voice is recognized, and a transition mode for transition from the normal screen display mode to a full-screen display mode in which an operation of the ultrasound diagnostic apparatus (1) using a voice is possible and only the ultrasound image is displayed on the monitor (24) is set in a case where the first voice is recognized. Further, the full-screen display mode is set in a case where the voice is recognized in the transition mode. The ultrasound diagnostic apparatus (1) is returned from the full-screen display mode to the normal screen display mode in a case where a predetermined second voice different from the first voice is recognized in the full-screen display mode.

Abstract: An ultrasound diagnostic apparatus (1) performs switching between a normal screen display mode and a full-screen display mode by performing a mode switching operation on a diagnostic apparatus main body (3) or an ultrasound probe (2), the normal screen display mode being a mode in which an ultrasound image generated by an image generation unit (22) and an operation panel for operating the ultrasound diagnostic apparatus (1) are displayed on a monitor (24) and an operation of the ultrasound diagnostic apparatus (1) is performed via the operation panel, and the full-screen display mode being a mode in which only the ultrasound image generated by the image generation unit (22) is displayed on the monitor (24) and an operation of the ultrasound diagnostic apparatus (1) by using a voice is possible.

Abstract: An acoustic wave device includes an insertion object having a photoacoustic wave generator, a light source that irradiates the photoacoustic wave generator with light, an insertion object image signal generator that generates an insertion object image signal from a photoacoustic wave reception signal from the photoacoustic wave generator, and an insertion object display image signal generator that generates an insertion object display image signal having a center at a peak position where a signal strength of the insertion object image signal becomes a peak value, having a maximum width corresponding to a predetermined reference signal width, and having a signal strength corresponding to the peak value at the center.

Abstract: In order to improve the safety and reliability of services provided by a computer, an authentication device (1) equipped with a transmission unit (15) and a determination unit (16) is provided. The transmission unit (15) transmits a challenge to a terminal device (7) where the challenge is presented to a user (8) to be authenticated, the challenge being information serving as the basis on which the user inputs information to be used for authentication processing. At this time, the transmission unit (15) transmits a plurality of different challenges to the terminal device (7). The determination unit (16) determines not only whether or not a response input to the terminal device (7) by the user (8) in response to each challenge is correct, but also whether or not time information regarding the challenge and the response thereto satisfies a condition regarding the response.

Abstract: In order to improve the safety and reliability of services provided by a computer, this authentication device is equipped with a transmission unit and a determination unit. The transmission unit transmits a challenge to a terminal device where the challenge is presented to a user to be authenticated, said challenge being information serving as the basis on which the user inputs information to be used for authentication processing. At this time, the transmission unit transmits a plurality of different challenges to the terminal device. The determination unit determines not only whether or not a response input to the terminal device by the user in response to each challenge is correct, but also whether or not time information regarding the challenge and the response thereto satisfies a condition regarding the response.

Abstract: An ultrasound diagnosis apparatus including: an ultrasound probe having a transducer array; and a processor configured to: perform transmission and reception of an ultrasonic beam from the transducer array toward a subject, into which contrast media including microbubbles is introduced; image a reception signal output from the transducer array to generate an ultrasound image of the subject; acquire trajectories of the microbubbles in a one cross section of the subject by tracking movement of the microbubbles based on the ultrasound image corresponding to the one cross section of the subject; detect, as a feature point, a trajectory, in which a distance between a start point and an end point in a prescribed time range is less than a prescribed value, among the trajectories of the microbubbles; and display the ultrasound image, the acquired trajectories and the detected feature point on the display unit.

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 authentication feature is provided to improve the safety and reliability of services provided by an electronic device. The electronic device includes a processor that outputs multiple challenges in a sequence, receives responses corresponding to the multiple challenges from a user and outputs a result based on whether the responses satisfy conditions of the multiple challenges.

Abstract: A first acoustic wave image and a second acoustic wave image are displayed on top of each other in different display colors, and a first operation icon for selecting the first acoustic wave image and a second operation icon for selecting the second acoustic wave image are displayed on operation icon display unit. The first operation icon and the second operation icon are displayed on top of each other in a display order identical to a display order of the first acoustic wave image and the second acoustic wave image that are displayed on top of each other on image display unit.

Abstract: An ultrasound system (1) includes an ultrasound probe (2), a head-mounted display (3), and an external apparatus (4). The ultrasound probe (2) includes a reception data generation unit that generates reception data before imaging based on a sound ray signal, and a probe-side wireless communication unit (24) that wirelessly transmits the reception data. The head-mounted display (3) includes a camera unit (33) that acquires a view image, and a head-mounted display-side wireless communication unit (31) that wirelessly transmits the view image. The external apparatus (4) includes an external wireless communication unit (41), an external monitor (45), and a display controller (44) that displays an ultrasound image generated based on the reception data on the external monitor (45).

Abstract: An ultrasound system (1) includes an ultrasound probe (2), a mobile information terminal (3), and an external apparatus (4). The ultrasound probe (2) includes a transmission and reception circuit (22) that transmits an ultrasonic wave from a transducer array (21) and generates a sound ray signal, and a reception data generation unit that generates reception data before imaging based on the sound ray signal. The mobile information terminal (3) includes a camera unit (33) that acquires a view image. The external apparatus (4) includes a display controller (44) that displays an ultrasound image generated based on the reception data and the view image on an external monitor (45), and an input device (47). In a case where a probe freeze instruction is input from the input device (47), the transmission of the ultrasonic wave from the transducer array (21) is stopped.

Abstract: An ultrasound system (1) includes an ultrasound probe (2), a mobile information terminal (3), and an external apparatus (4). The ultrasound probe (2) includes a reception data generation unit that generates reception data before imaging based on a sound ray signal, and a probe-side wireless communication unit (24) that wirelessly transmits the reception data. The mobile information terminal (3) includes a camera unit (33) that acquires a view image, and a terminal-side wireless communication unit (31) that wirelessly transmits the view image. The external apparatus (4) includes an external wireless communication unit (41) that is wirelessly connected to at least the terminal-side wireless communication unit (31), an external monitor (45), and a display controller (44) that displays an ultrasound image generated based on the reception data and the view image on the external monitor (45).

Abstract: A control device includes a processor that controls a mammography apparatus that irradiates a breast with radiation to capture a radiographic image of the breast such that the radiation with either first energy or second energy higher than the first energy is emitted at each of irradiation positions having different irradiation angles while a radiation source is being moved to capture low-energy projection images with the first energy and high-energy projection images with the second energy, an irradiation time for which the radiation with the second energy is emitted is longer than an irradiation time for which the radiation with the first energy is emitted, and a focus size of the radiation source in a case in which the radiation with the first energy is emitted is larger than a focus size of the radiation source in a case in which the radiation with the second energy is emitted.

Abstract: A control device including: wherein the processor controls a mammography apparatus that a breast, with radiation from a radiation source to capture a radiographic image of the breast such that normal imaging which emits the radiation with first energy from an irradiation position where an irradiation angle is 0 degrees to capture a normal radiographic image and tomosynthesis imaging which emits the radiation with either the first energy or second energy higher than the first energy at each of a plurality of irradiation positions having different irradiation angles and emits the radiation with the second energy at the irradiation position where the irradiation angle is 0 degrees to capture a plurality of low-energy projection images and a plurality of high-energy projection images are performed in a state in which the breast is compressed by the compression member.

Abstract: A first acoustic wave image is displayed in a first display color, and a second acoustic wave image is displayed in a second display color different from the first display color. A group of first menu icons for designating a process to be performed on the first acoustic wave image and a group of second menu icons for designating a process to be performed on the second acoustic wave image are displayed on menu icon display means. The group of first menu icons is displayed in the first display color, and the group of second menu icons is displayed in the second display color.

Abstract: A radiography system includes a mammography apparatus and a control device including a compression control unit that, in a case of performing continuous imaging in which the simple imaging and the tomosynthesis imaging are continuously performed while the breast being compressed by the mammography apparatus, performs control to cause a compression member to compress the breast at a first force in a first imaging of the simple imaging or the tomosynthesis imaging that is performed first in the continuous imaging, to change a force of the compression member compressing the breast from the first force to a second force lower than the first force after the first imaging, and to cause the compression member to compress the breast at the second force in a second imaging that is performed later.