Fujifilm Corporation

Takeyasu Kobayashi

Takahisa Arai

Naoyuki Nishino

Shunsuke Kodaira

Hisatsugu Horiuchi

Kazuhiro Makino

Koji Taninai

Yusuke Kitagawa

Tomoki Inoue

Takashi Tajima

Shinsuke Noguchi

Masayoshi Matsuura

Masakazu Fukuyo

Akihito Bettoyashiki

Sayaka Saito

Ryosuke Ogura

Masataka Sugahara

Hiroki Nakayama

Tomonari Sendai

Takao Kuwabara

Munetaka Kato

Ryo Imamura

Shinichiro Konno

Kohei Gemma

Yuji Kai

Yuji Jibiki

Kohei Ota

Noriyuki Onobori

Naokazu Kamiya

Hiromu Hayashi

Naoto Iwakiri

Kenji Nakamura

Masaru Sato

Kazuyuki Ogi

Daisuke Ogawa

Makoto Sugizaki

Masayuki Iwasaka

Masateru Tateishi

Sho Shimizukawa

Koichi Kitano

Koichi Eguchi

Akihito Bettouyashiki

Tatsuya Taneichi

Ayako Muramoto

Misaki Kawahara

Hidenori Matsuda

Naoaki Hagiwara

Masahito Sanbuichi

A mammography apparatus includes an imaging table; a radiation source; a stand; the compression plate including a bottom plate that compresses the breast and side plates provided on at least two locations of a subject side and a stand side of the bottom plate; and a projector that projects an image toward the compression plate and the imaging table, in which in a case where an intersection between an imaginary plane formed by extending the inner wall surface toward the projector and an imaginary horizontal line crossing the projector in a horizontal direction is defined as an imaginary intersection, an optical element closest to the compression plate on an optical path directed from the projector to the compression plate is located on the subject side with respect to the imaginary intersection.

Mammography apparatus

A radiation irradiation device includes a device main body that emits radiation; a remote operation unit that is capable of remotely operating the device main body and is attachable to and detachable from the device main body; and a processor, in which the processor is configured to detect an attachment/detachment state of the remote operation unit with respect to the device main body, and execute a control of an operation of the device main body according to the detected attachment/detachment state.

Radiation irradiation device

A console of a mobile radiography apparatus includes a CPU that acquires a fluoroscopic image captured by a radiation detector and a visible light image captured by a visible light camera as a moving image related to the capture of the fluoroscopic image of a subject by the mobile radiography apparatus. The CPU extracts a frame to be subjected to a support process, which is a diagnosis support process or an imaging support process, from the moving image. A GPU executes the support process for the extracted frame.

Reducing a load on a support process by extracting a frame from a medical image with a predetermined ratio

A radiography system includes a radiation source that emits radiation, an electronic cassette that receives the radiation and detects a radiographic image, a portable first retainer that holds the electronic cassette, a string that is attached to the first retainer, and a camera that images the string. The first retainer includes a lock portion and a movable portion as an inclination change mechanism that can change an inclination of the electronic cassette with respect to the radiation source. The string and the camera constitute a first detection mechanism that detects an inclination of the electronic cassette about an X-axis which intersects a Z-axis and is directed toward the radiation source in a case in which a radiation detection surface of the electronic cassette and the radiation source are disposed to face each other.

Radiography system

A radiography system includes: a radiation source that emits radiation; an imaging stand having a detection panel that generates a radiation image by detecting the radiation; a lifting device on which a subject to be examined is placed; a misalignment amount detection device that detects a relative misalignment amount between the imaging stand and the subject to be examined; and a lifting control device that lifts and lowers the lifting device on the basis of the misalignment amount detected by the misalignment amount detection device.

Radiography system and control method of the same

A mammography apparatus includes: an imaging table; a radiation source; a compression plate that compresses the breast and is movable between the radiation source and the imaging table; a projector that includes a display displaying an image including first information projected onto a first surface facing the radiation source on the imaging table and second information projected onto a second surface facing the radiation source on the compression plate, and a projection optical system, in which a focus of the projection optical system is adjusted in accordance with a projection distance to the first surface; and a processor that is configured to control the display and change at least one of a display size or a display position of the second information in the image on an image display surface of the display in accordance with movement of the compression plate having the second surface independently of the first information.

A mammography apparatus includes: an arm; a first cooling fan that is disposed on a stand side with respect to the radiation source in the arm, sucks air from an outside of the arm, and discharges air that has cooled the radiation source from a first exhaust port provided on the stand side with respect to the radiation source; a projector that is disposed in the arm; a second cooling fan that is disposed between the projector and the first exhaust port in the arm, sucks a part of air directed from the first cooling fan to the first exhaust port, blows the sucked air toward the projector to cool the projector, and has a flow rate smaller than that of the first cooling fan; and a second exhaust port that is provided separately from the first exhaust port and through which air that has cooled the projector is discharged.

A mobile radiation generation apparatus that is used for a first radiography system configured to capture a first radiographic image, has a radiation generation unit including a radiation tube configured to emit radiation, is movable with a carriage having wheels, and is driven with a battery includes at least one processor configured to execute first reception processing of receiving the first radiographic image, first computer aided diagnosis processing of executing computer aided diagnosis processing on the first radiographic image, second reception processing of receiving a second radiographic image from a second radiography system different from the first radiography system, second computer aided diagnosis processing of executing the computer aided diagnosis processing on the second radiographic image, and return processing of returning a result of the second computer aided diagnosis processing to the second radiography system.

Mobile radiation generation apparatus, method for operating mobile radiation generation apparatus, and operation program for mobile radiation generation apparatus

A mammography apparatus includes an arm; and a stand, the arm is provided with a drive mechanism including a motor that rotationally drives the radiation source holding portion, and a first restriction mechanism that restricts rotation of the imaging table about the axis of the support shaft, the first restriction mechanism is disposed on a side opposite to a radiation source with respect to the support shaft, and the drive mechanism is disposed on a radiation source side with respect to the first restriction mechanism and in a case where a center line of the arm extending in a direction connecting the radiation source and a center of the support shaft is assumed, the drive mechanism is disposed so as to intersect the center line.

A console includes a CPU that acquires an image to be processed which is an object to be subjected to a support process that is a diagnosis support process or an imaging support process and selects a support process to be applied to the image to be processed from a plurality of processes of the support process on the basis of a part of a subject which is included in the image to be processed.

Image processing device, mobile medical imaging apparatus, image processing method, and image processing program

A CT apparatus includes a radiation source that emits radiation, a radiation detector that detects the radiation, an annular frame to which the radiation source and the radiation detector are attached and in which a subject is positioned in a bore, and three columns that hold the frame to be movable up and down in a vertical direction.

Medical image capturing apparatus

A radiography apparatus includes an upright imaging stand that is used for radiography on a subject, a camera as a detection sensor that immediately detects a state of the subject with respect to the upright imaging stand, a tablet terminal, and a reflective member. The tablet terminal displays a notification screen including an image output from the camera. The reflective member reflects the notification screen such that the subject facing the upright imaging stand visually recognizes the image.

Radiography apparatus

A radiation detector includes a sensor panel unit, a support table to which the sensor panel unit is attached, and two fixing members. The sensor panel unit includes two sensor panels. The sensor panel has pixels that sense visible light converted from radiation and generate charge. The sensor panel unit has a configuration in which an end portion of one sensor panel and an end portion of the other sensor panel are arranged to overlap each other in a thickness direction. A first fixing member fixes two sensor panels in an overlap region in which the end portions overlap. A second fixing member fixes the sensor panel unit and the support table in the overlap region. The second fixing member at least partially overlaps the first fixing member in the overlap region in a plan view of the sensor panel unit in the thickness direction.

Radiation detector and radiography apparatus

A CT apparatus includes an annular frame that rotates around a subject positioned in a bore, three columns that hold the frame to be rotatable and movable up and down in a vertical, an elevation mechanism that moves up and down the frame, and a rotation mechanism that rotates the frame. A radiation source and a radiation detector are attached to the frame at positions facing each other. The frame has a width smaller than a width of the radiation source and the radiation detector in a height direction over a whole periphery. An imaging controller performs control for operating the elevation mechanism in response to a return instruction from an operator to move the frame to a retreat height position set at a position of a highest point in an elevation range of the frame on an upper end side of the columns. The imaging controller performs control for operating the rotation mechanism in response to the return instruction from the operator to rotate the frame to a position of 60° that is a first rotation position where the radiation source overlaps the columns.

Medical image capturing apparatus, method for operating medical image capturing apparatus, and operation program for medical image capturing apparatus

Provided is a mobile radiography apparatus capable of performing relatively stable wireless communication even in a case in which the mobile radiography apparatus is moved due to traveling of a carriage or an arm is rotated. A mobile radiography apparatus includes a radiation source, a radiation image detector that detects a radiation image of a subject by receiving radiation emitted from the radiation source and transmitted through the subject, an arm that holds the radiation source and the radiation image detector, a body part to which the arm is rotatably attached, a carriage on which the body part is mounted, and an antenna that emits a radio wave for wirelessly communicating with an external apparatus, the antenna being provided in a portion in which a radiation direction of the radio wave is not changed even in a case in which the arm is rotated and capable of changing the radiation direction of the radio wave.

Mobile radiography apparatus

Growing community of inventors

Kanagawa, Japan

Takeyasu Kobayashi