Toshiba Medical Systems Corporation

Kabushiki Kaisha Toshiba

Canon Medical Systems Corporation

Johns Hopkins University

Kobe University

Yasuko Fujisawa

Kazumasa Arakita

Kenji Hirohata

Satoshi Wakai

Shigeo Kaminaga

Junichiro Ooga

Takuma Igarashi

Hideaki Ishii

Shinsuke Tsukagoshi

Tatsuya Kimoto

Yoshihiro Ikeda

Shintaro Funabasama

Shigeharu Ohyu

Miwa Okumura

Akira Kano

Mitsuaki Kato

Tatsuo Maeda

Kota Aoyagi

Megumu Fujiwara

Takahiro Manabe

Shinji Muramatsu

Takumi Ishizaka

Nobuyuki Matsumoto

Tomoyuki Takeguchi

Shuhei Nitta

Masaharu Tsuyuki

Yukinobu Sakata

Masahiro Ozaki

Manabu Teshigawara

Manabu Hiraoka

Tomohiro Kawasaki

Naoki Sugihara

Naotaka Sakashita

Tomoya Okazaki

Shinya Higashi

Akira Adachi

Takuya Hongo

Joao A C Lima

Akihiro Goryu

Ryo Shiroishi

Takamasa Sugiura

Yoshiharu Ohno

Chihiro Hattori

Takashi Tsutsumi

Naoko Toyoshima

Yuusuke Toki

Aina Ikezaki

Hiroyuki Niinuma

Kakuya Kitagawa

Motoshi Kato

A medical image processing apparatus of an embodiment includes processing circuitry. The processing circuitry acquires a medical image of a lung field of a patient, identifies anatomical regions constituting the thorax of the patient based on the medical image, estimates a respiratory state when the medical image has been captured based on the anatomical regions, and executes processing based on the respiratory state.

Medical image processing apparatus having respiratory state estimating function, medical image processing method thereof, and storage medium used in the same

There is provided a medical image processing apparatus which includes a first extraction unit configured to extract coronary arteries depicted in images of a plurality of time phases relating to the heart, and to extract at least one stenosed part depicted in each coronary artery; a calculation unit configured to calculate a pressure gradient of each of the extracted coronary arteries, based on tissue blood flow volumes of the coronary arteries; a second extraction unit configured to extract an ischemic region depicted in the images; and a specifying unit configured to specify a responsible blood vessel of the ischemic region by referring to a dominance map, in which each of the extracted coronary arteries and a dominance territory are associated, for the extracted ischemic region, and to specify a responsible stenosis, based on the pressure gradient corresponding to a stenosed part in the specified responsible blood vessel.

Medical image processing apparatus and medical image processing method

A medical image processing apparatus according to a first embodiment includes processing circuitry. The processing circuitry is configured to generate information related to temperature by using a first image obtained by imaging one or more observation regions prior to treatment and at least one second image obtained by imaging the one or more observation regions during the treatment, generate alert information on a basis of the information related to temperature, and cause a display to output the alert information together with the information related to temperature.

Medical image processing apparatus

A medical information processing apparatus according to an embodiment includes a processing circuitry. The processing circuitry is configured to: obtain first nerve activity information indicating an activity of a nerve of a subject; estimate first feeling information indicating a feeling experienced by the subject on the basis of the first nerve activity information; and determine presentation information to enable an evaluator to experience the feeling of the subject, on the basis of the first feeling information.

Medical information processing apparatus, medical information processing method, and non-transitory computer-readable medium

In one embodiment, a diagnosis support apparatus includes: an input circuit configured to acquire a first medical image; and processing circuitry configured to generate a second medical image from the first medical image in such a manner that information included in the second medical image is reduced from information included in the first medical image, extract auxiliary information from the first medical image, and perform inference of a disease by using the second medical image and the auxiliary information.

Diagnosis support apparatus and X-ray CT apparatus

The medical image diagnostic apparatus according to the embodiment includes processing circuitry. The processing circuitry is configured to acquire a medical image acquired by performing an imaging of a target in a subject and position data corresponding to the medical image. The processing circuitry is configured to determine, based on the acquired medical image and the acquired position data, an unimaged region of the target that is not included in the medical image.

Medical image diagnostic apparatus, ultrasonic diagnostic apparatus, medical imaging system, and imaging control method

According to one embodiment, a medical image diagnostic apparatus includes a storage memory, processing circuitry, and a display. The storage memory stores data of a plurality of FFR distribution maps constituting a time series regarding a coronary artery, and data of a plurality of morphological images corresponding to the time series. The processing circuitry converts the plurality of FFR distribution maps into a plurality of corresponding color maps, respectively. The display displays a plurality of superposed images obtained by superposing the plurality of color maps and the plurality of morphological images respectively corresponding in phase to the plurality of color maps. The display restricts display targets for the plurality of color maps based on the plurality of FFR distribution maps or the plurality of morphological images.

Medical image diagnostic apparatus

A medical image diagnostic apparatus according to an embodiment includes an estimation unit, an extraction unit, and a specifying unit. The estimation unit estimates a position of a plaque in a blood vessel based on data of CT images constituting a time series, with the blood vessel being enhanced by a contrast medium. The extraction unit extracts regions constituting the blood vessel from the CT images. The specifying unit specifies stress values respectively corresponding to the regions based on a moving displacement due to cardiac pulsation in each of the regions, and specifies an exfoliation risk of the plaque based on an index indicating hardness of the plaque and the stress value in the region corresponding to the position of the plaque.

In one embodiment, a medical image processing apparatus which analyzes blood flow dynamics in a predetermined region of a subject, the blood flow dynamics being generated from medical images obtained by imaging the predetermined region in time sequence over a plurality of time phases. The medical image processing apparatus includes memory circuitry configured to store a program; and processing circuitry configured to correct pixel values of a second medical image according to an amount of deformation of the second medical image when the second medical image is aligned with a first medical image by executing the program read out from the memory circuitry, the first medical image and the second medical image being among the medical images in the plurality of time phases.

Medical image processing apparatus and medical image diagnostic apparatus

A centerline extraction unit extracts at least two coronary artery centerline structures from at least two images respectively corresponding to at least two cardiac phases concerning a heart, an interpolation processing unit interpolates coronary artery centerline structures concerning other cardiac phases from the at least two extracted coronary artery centerline structures to generate coronary artery centerline structures respectively corresponding to a plurality of cardiac phases throughout one heartbeat of the heart, and a displacement distribution calculation unit calculates a plurality of displacement distributions between the respective cardiac phases from a plurality of coronary artery centerline structures throughout the one heartbeat.

According to one embodiment, a medical image processing apparatus is configured to capture images of an observation object over time to obtain a three-dimensional image. The observation object includes a first hard tissue and a second hard tissue which are adjacent to each other. The medical image processing apparatus includes a control circuit, a plane acquisition unit, and an image generator. Under the control of the control circuit, the plane acquisition unit extracts the first hard tissue and the second hard tissue based on the three-dimensional image. The image generator generates, as an image for observation, a cross-sectional image of a plane including the first hard tissue and at least part of the second hard tissue or an image projected on a plane parallel to the plane including the first hard tissue and at least part of the second hard tissue based on the three-dimensional image.

Growing community of inventors

Nasushiobara, Japan

Yasuko Fujisawa