Fujifilm

A magnetic resonance imaging apparatus includes a superconducting magnet including a superconducting coil that is cooled to a normal temperature at which superconductivity is achieved, and a coil cooling device that cools the superconducting coil by heat conduction due to contact between a heat conduction member that is cooled via a cold head and the superconducting coil to cool the superconducting coil to the normal temperature. A processor of a magnetic resonance imaging system calculates an operable time point (excitation completion time point) at which the magnetic resonance imaging apparatus is able to start operating after demagnetization of the superconducting magnet is started based on a demagnetization start time point at which the superconducting magnet is demagnetized and a design value of the magnetic resonance imaging apparatus, displays an excitation completion time point on an operation screen 250-1 of a display, and notifies an operator of the operable time point.

Provided are an imaging support apparatus, a method of operating an imaging support apparatus, a program, and a magnetic resonance imaging apparatus that provide a user interface that is easy for a user to use in a case in which a position of a landmark is manually adjusted. An imaging support apparatus acquires three-dimensional data of a heart acquired in scanogram imaging, detects a landmark of the heart from the three-dimensional data, calculates a plurality of cross sections to be applied to imaging of the heart based on a position of the landmark, generates cross-sectional images appearing in the plurality of cross sections, displays the plurality of cross-sectional images, and displays a first movement element representing the position of the landmark in a plane of the respective cross-sectional images and a second movement element representing the position of the landmark in a depth direction of the respective cross-sectional images.

Provided are an ultrasound diagnostic apparatus and a control method for an ultrasound diagnostic apparatus that can easily and quickly calculate cardiac output.An ultrasound diagnostic apparatus includes an image classification unit that classifies whether an input image is an ultrasound image obtained by imaging the first cross section or the second cross section, a first measurement unit that measures a cross-sectional area of a left ventricular outflow tract based on the input image in a case where the input image is classified as the ultrasound image obtained by imaging the first cross section, a second measurement unit that measures a velocity-time integral of a left ventricular outflow tract blood flow based on the input image in a case where the input image is classified as the ultrasound image obtained by imaging the second cross section, and a cardiac output calculation unit that calculates cardiac output using the cross-sectional area and the velocity-time integral.

Provided are a medical support device (11), a medical support method, and a medical support program that can improve general-purpose properties in a case of estimating a position and an orientation of a medical instrument. A medical support device (11) includes a processor (41), in which the processor (41) is configured to acquire, at a first time point (t1), a surgical field image (21) obtained by imaging, with a camera, a surgical field including a first medical instrument to which a marker is assigned, identify, based on the marker included in the surgical field image (21), first position and orientation information indicating a position and an orientation of the first medical instrument, the first position and orientation information being information at the first time point (t1), acquire second position and orientation information indicating a position and an orientation of a second medical instrument connected to the first medical instrument, the second position and orientation information being information at the first time point (t1) and a second time point (t2), derive a relative positional relationship between the first medical instrument and the second medical instrument based on the first position and orientation information and the second position and orientation information at the first time point (t1), and estimate the first position and orientation information at the second time point (t2) based on the relative positional relationship and the second position and orientation information at the second time point (t2).

Provided are an electroforming master plate that can be used repeatedly more than in the related art, a manufacturing method for an electroforming master plate, and an electroformed product. Provided are an electroforming master plate including a substrate, a conductive layer provided on a surface of the substrate, an insulating mask pattern provided on the substrate or the conductive layer, and an adhesion control layer provided on a region of the conductive layer in which the insulating mask pattern is not provided, in which the adhesion control layer is a porous film formed of an insulating material and has a thickness of 1 nm to 50 nm, the thickness being thinner than a thickness of the insulating mask pattern, manufacturing method of the same, and an electroformed product.

An object of the present invention is to estimate, from a cooling performance of a cryocooler in a normal state, whether the cryocooler has cooling performance that enables re-excitation, thereby improving rapidity and reliability of preventing a quench from occurring, and even in a state in which refrigeration performance of the cryocooler is deteriorated in an imaging apparatus such as an MRI apparatus is reduced, to prevent a quench from occurring in advance, and to shorten a time until re-driving and re-imaging. A superconducting coil device includes a superconducting coil housed in a container, at least one cryocooler that is thermally connected to the superconducting coil and cools the superconducting coil, and a processor that inputs temperature information of the superconducting coil detected by a temperature sensor installed in the container and issues a notification to a user. The processor stores a temperature equal to or lower than an excitation-allowable temperature at which excitation of the superconducting coil is allowable as an excitation warning temperature, and issues notification information such as information on cryocooler replacement in a case in which the temperature of the superconducting coil detected by the temperature sensor exceeds the excitation warning temperature for a predetermined time or longer.

Provided are a medical support device, a medical support method, and a medical support program that can support an operation of an ultrasound probe.A medical support device (11) includes: a processor, in which the processor is configured to acquire a surgical field image (21) captured by a camera (13B), the surgical field image (21) showing a state in which a surgical field is being scanned with an ultrasound probe (14), derive orientation information of the ultrasound probe (14) based on the surgical field image (21), and adjust a display mode of an ultrasound image (22) captured by the ultrasound probe (14) based on the orientation information.

Provided are a radiation detection device and a CT apparatus capable of efficiently performing cooling while suppressing complexity of a structure.A radiation detection device according to the present disclosure is divided into a plurality of compartments and includes, in each of the plurality of compartments, a detector module that detects radiation, a heat sink that is attached to the detector module, an intake port and an exhaust port that are disposed on the same side with respect to the heat sink, a separation plate that is provided between the intake port and the exhaust port and separates intake and exhaust, and an exhaust fan that is attached to the exhaust port, in which the heat sink has a plurality of fins that extend along a flow path of air exhausted from the exhaust port.

A coil system (10) that can easily perform a fixing operation and can increase a degree of close contact between a coil unit (100, 130) and a subject (99). The coil system (10) includes a flexible blanket-type coil unit (100, 130) that is wound around a subject (99) when acquiring a magnetic resonance image, and a fixing auxiliary member (110L, 110R, 120, 120L, 120R, 121) that is attachable to and detachable from the blanket-type coil unit (100, 130) and that is used for fixing the blanket-type coil unit (100, 130) in a state where the blanket-type coil unit (100, 130) is wound around the subject (99), in which the blanket-type coil unit (100, 130) is provided with a first fixing member (100A, 100B, 100C, 100D) for connection to the fixing auxiliary member (110L, 110R, 120, 120L, 120R, 121), the fixing auxiliary member (110L, 110R, 120, 120L, 120R, 121) is provided with a second fixing member (110A, 110B, 110C, 110D, 120A, 120B, 120C, 120D) for connection to the blanket-type coil unit (100, 130), and the blanket-type coil unit (100, 130) and the fixing auxiliary member (110L, 110R, 120, 120L, 120R, 121) are fixed to each other by fixing the first fixing member (100A, 100B, 100C, 100D) and the second fixing member (110A, 110B, 110C, 110D, 120A, 120B, 120C, 120D).

Provided are an information processing apparatus (12), an information processing method, and a program that enable high-accuracy removal of an artifact from an energy difference image. An information processing apparatus according to the present disclosure includes a processor (40), in which the processor is configured to acquire a low-energy image captured by irradiating a subject (M) into which a contrast agent has been injected with radiation having a first energy, and a high-energy image captured by irradiating the subject with radiation having a second energy higher than the first energy, generate an initial energy difference image by performing difference processing on the low-energy image and the high-energy image, extract an artifact component (N1-N3) from the initial energy difference image; and generate an energy difference image by performing the difference processing again based on the artifact component.