Patents by Inventor Yasuo Sakurai
Yasuo Sakurai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240060023Abstract: According to one embodiment, a culture vessel includes a rigid bottom part and a wall part. The wall part has a culture medium inlet and includes a deformable portion. The culture vessel allows the deformable portion to deform so as to change the capacity of the culture vessel when a pressure of the internal space of the culture vessel varies.Type: ApplicationFiled: August 11, 2023Publication date: February 22, 2024Applicants: Canon Medical Systems Corporation, CANON KABUSHIKI KAISHAInventors: Yosuke YAMAGUCHI, Ichiro HARADA, Yoji YAMAMOTO, Yasuo SAKURAI
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Publication number: 20230391860Abstract: The present disclosure relates to a neutralizing antibody specific to human denatured CRP that can be used for a medicine such as an anti-inflammatory agent. The present disclosure also relates to various inventions relating to the neutralizing antibody specific to human denatured CRP.Type: ApplicationFiled: August 11, 2023Publication date: December 7, 2023Applicants: CANON MEDICAL SYSTEMS CORPORATION, General Incorporated Association The Japan-Multinational Trial OrganizationInventors: Masaaki FUJITA, Cheng-long HUANG, Hiromi WADA, Yuki YASUDA, Yasuo SAKURAI
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Publication number: 20230384326Abstract: The present disclosure relates to a method useful in the determination of adult Still's disease (ASD). More specifically, the present disclosure relates to (I) a method for testing adult Still's disease, including (1) measuring a denatured CRP concentration in a blood sample collected from a subject; and (2) comparing the measured denatured CRP concentration and/or an index value based on the denatured CRP concentration with a reference value; (II) a denatured CRP-specific antibody; and (III) a kit for testing adult Still's disease.Type: ApplicationFiled: August 11, 2023Publication date: November 30, 2023Applicants: CANON MEDICAL SYSTEMS CORPORATION, General Incorporated Association The Japan-Multinational Trial OrganizationInventors: Masaaki FUJITA, Cheng-long HUANG, Hiromi WADA, Yuki YASUDA, Yasuo SAKURAI
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Patent number: 11534119Abstract: An analysis apparatus according to an embodiment includes an extraction unit, a calculation unit, and an evaluation unit. The extraction unit extracts a detection value in a tumor region, a blood region, and a muscle region from a nuclear medicine image of a subject administered with a drug containing a radiolabeled anticancer drug that works by accumulating in a tumor. The calculation unit calculates a first comparison value that is a comparison result between the detection value in the blood region and the detection value in the tumor region, and a second comparison value that is a comparison result between the detection value in the muscle region and the detection value in the tumor region. The evaluation unit evaluates an accumulation of the drug in the tumor, based on the first comparison value and the second comparison value calculated by the calculation unit.Type: GrantFiled: October 27, 2020Date of Patent: December 27, 2022Assignees: CANON MEDICAL SYSTEMS CORPORATION, National Institutes for Quantum Science and Technology, General Incorporated Association The Japan-Multinational Trial OrganizationInventors: Shunsuke Fujiwara, Yasuo Sakurai, Ming-Rong Zhang, Lin Xie, Masayuki Fujinaga, Masayuki Hanyu, Cheng-Long Huang, Masakazu Fukushima, Hiromi Wada
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Publication number: 20210128089Abstract: An analysis apparatus according to an embodiment includes an extraction unit, a calculation unit, and an evaluation unit. The extraction unit extracts a detection value in a tumor region, a blood region, and a muscle region from a nuclear medicine image of a subject administered with a drug containing a radiolabeled anticancer drug that works by accumulating in a tumor. The calculation unit calculates a first comparison value that is a comparison result between the detection value in the blood region and the detection value in the tumor region, and a second comparison value that is a comparison result between the detection value in the muscle region and the detection value in the tumor region. The evaluation unit evaluates an accumulation of the drug in the tumor, based on the first comparison value and the second comparison value calculated by the calculation unit.Type: ApplicationFiled: October 27, 2020Publication date: May 6, 2021Applicants: CANON MEDICAL SYSTEMS CORPORATION, National Institutes for Quantum and Radiological Science and Technology, General Incorporated Association The Japan-Multinational Trial OrganizationInventors: Shunsuke FUJIWARA, Yasuo SAKURAI, Ming-Rong ZHANG, Lin XIE, Masayuki FUJINAGA, Masayuki HANYU, Cheng-Long HUANG, Masakazu FUKUSHIMA, Hiromi WADA
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Patent number: 10755408Abstract: A medical information processing system according to an embodiment includes processing circuitry. The processing circuitry is configured to identify the position of a tissue from first medical image data represented by an image of a target site acquired before the tissue in the target site was collected and to obtain an image feature value of the tissue. The processing circuitry is configured to obtain an examination result of a pathological examination performed on the tissue. The processing circuitry is configured to bring the image feature value of the tissue into association with the examination result of the pathological examination.Type: GrantFiled: May 7, 2018Date of Patent: August 25, 2020Assignee: Canon Medical Systems CorporationInventors: Yasuo Sakurai, Masahiro Ozaki, Atsuko Sugiyama, Seiko Yoshimura, Keisuke Hashimoto
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Patent number: 10514433Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a processor and memory. The memory stores processor-executable instructions that, when executed by the processor, cause the processor to extract, based on a plurality of sagittal images at least including an intervertebral disk of a subject, an intervertebral disk region spanning across the plurality of sagittal images from spines visualized in the plurality of sagittal images; and set an imaging region of an intervertebral disk image based on the intervertebral disk region.Type: GrantFiled: May 19, 2015Date of Patent: December 24, 2019Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Yasuo Sakurai, Kensuke Shinoda, Yuichi Yamashita
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Patent number: 10395367Abstract: A magnetic resonance imaging apparatus according to embodiments includes processing circuitry. The processing circuitry is configured to detect, defining at least either intervertebral discs or vertebral bodies as target regions, target region information indicative of a position and a direction of each target region for each of a plurality of target regions included in a spine of a subject based on an image in which the spine is imaged; select target regions of imaging subjects out of the target regions based on the target region information; and cause a display to display, regarding the target regions, information representing imaging areas that concern the target regions of imaging subjects and information representing imaging areas that concern other target regions in different display forms.Type: GrantFiled: November 17, 2015Date of Patent: August 27, 2019Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Kensuke Shinoda, Yasuo Sakurai, Yuichi Yamashita
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Patent number: 10140543Abstract: A medical image processing apparatus according to an embodiment includes a reception unit and a detection unit. The reception unit is configured to receive two points specified on at least one sagittal image. The detection unit is configured to detect an intervertebral disc by evaluating a luminance distribution within a region that includes the two points.Type: GrantFiled: March 31, 2016Date of Patent: November 27, 2018Assignee: Toshiba Medical Systems CorporationInventors: Qiuying Dong, Jin Xu, Pengfei Liu, Jianchun Zhao, Kensuke Shinoda, Yasuo Sakurai
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Publication number: 20180330500Abstract: A medical information processing system according to an embodiment includes processing circuitry. The processing circuitry is configured to identify the position of a tissue from first medical image data represented by an image of a target site acquired before the tissue in the target site was collected and to obtain an image feature value of the tissue. The processing circuitry is configured to obtain an examination result of a pathological examination performed on the tissue. The processing circuitry is configured to bring the image feature value of the tissue into association with the examination result of the pathological examination.Type: ApplicationFiled: May 7, 2018Publication date: November 15, 2018Applicant: Canon Medical Systems CorporationInventors: Yasuo SAKURAI, Masahiro OZAKI, Atsuko SUGIYAMA, Seiko YOSHIMURA, Keisuke HASHIMOTO
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Patent number: 9665918Abstract: A medical data generating apparatus includes a data processing unit, a work-status data generation unit, a display unit and a work-status restoration unit. The data processing unit acquires medical data from a database to perform data processing. The work-status data generation unit generates work-status data as a data record of medical data. The work-status data indicates a work status of the data processing. The display unit acquires medical data including at least one piece of work-status data from the database to list the acquired pieces of the medical data on a display device together with identification information of the acquired piece of the work-status data. The work-status restoration unit restores a work status of a data processing corresponding to a selected piece of work-status data based on the selected piece of the work-status data.Type: GrantFiled: May 23, 2012Date of Patent: May 30, 2017Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Shigeharu Ohyu, Hitoshi Yamagata, Yasuo Sakurai, Atsuko Sugiyama
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Patent number: 9649041Abstract: According to one embodiment, a blood flow perfusion analyzing apparatus includes tissue and arterial TCC calculation units, first and second making units, a deconvolution unit and a blood flow information calculation unit. The tissue TCC calculation unit obtains tissue TCCs. The arterial TCC calculation unit calculates an arterial TCC. The first making unit makes first sets, starting from a first time in which elements corresponding to the tissue are arrayed one-dimensionally, based on the tissue TCCs. The second making unit makes a second set, starting from a second time after the first time, in which elements corresponding to the artery are arrayed two-dimensionally, based on the arterial TCC. The deconvolution unit calculates transfer functions of the tissue based on the first and second sets. The blood flow information calculation unit calculates information on a blood flow perfusion based on the transfer functions.Type: GrantFiled: November 3, 2010Date of Patent: May 16, 2017Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Shigeharu Ohyu, Yasuo Sakurai
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Publication number: 20160292853Abstract: A medical image processing apparatus according to an embodiment includes a reception unit and a detection unit. The reception unit is configured to receive two points specified on at least one sagittal image. The detection unit is configured to detect an intervertebral disc by evaluating a luminance distribution within a region that includes the two points.Type: ApplicationFiled: March 31, 2016Publication date: October 6, 2016Applicants: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Qiuying DONG, Jin XU, Pengfei LIU, Jianchun ZHAO, Kensuke SHINODA, Yasuo SAKURAI
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Publication number: 20160153057Abstract: According to one embodiment, a method of obtaining epigenetic information of a subject cell containing a specific genome sequence is provided. The method includes, introducing a reporter nucleic acid construct into the cell, culturing the cell to promote the construct to self-replicate, detecting a signal produced, and obtaining the information. The construct contains a target sequence containing a base with a substitutable group, and having homology with the specific genome sequence. The construct transcribes a state of modification of the specific genome sequence onto the target sequence during the self-replication, by a substitution of the group in the target sequence. The construct produces a signal depending on a states of the substitution of the group in the target sequence.Type: ApplicationFiled: November 17, 2015Publication date: June 2, 2016Applicants: KABUSHIKI KAISHA TOSHIBA, Toshiba Medical Systems CorporationInventors: Seiko YOSHIMURA, Mitsuko Ishihara, Eiichi Akahoshi, Yasuo Sakurai
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Publication number: 20160071270Abstract: A magnetic resonance imaging apparatus according to embodiments includes processing circuitry. The processing circuitry is configured to detect, defining at least either intervertebral discs or vertebral bodies as target regions, target region information indicative of a position and a direction of each target region for each of a plurality of target regions included in a spine of a subject based on an image in which the spine is imaged; select target regions of imaging subjects out of the target regions based on the target region information; and cause a display to display, regarding the target regions, information representing imaging areas that concern the target regions of imaging subjects and information representing imaging areas that concern other target regions in different display forms.Type: ApplicationFiled: November 17, 2015Publication date: March 10, 2016Inventors: Kensuke SHINODA, Yasuo SAKURAI, Yuichi YAMASHITA
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Publication number: 20150260814Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a processor and memory. The memory stores processor-executable instructions that, when executed by the processor, cause the processor to extract, based on a plurality of sagittal images at least including an intervertebral disk of a subject, an intervertebral disk region spanning across the plurality of sagittal images from spines visualized in the plurality of sagittal images; and set an imaging region of an intervertebral disk image based on the intervertebral disk region.Type: ApplicationFiled: May 19, 2015Publication date: September 17, 2015Inventors: Yasuo SAKURAI, Kensuke SHINODA, Yuichi YAMASHITA
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Patent number: 8897533Abstract: According to one embodiment, a medical image processing apparatus includes an image acquiring unit, a detection algorithm storage, an abnormal area detecting unit and an outputting unit. The image acquiring unit acquires image data of a corpse. The detection algorithm storage stores an abnormal area detection algorithm. The abnormal area detecting unit uses the abnormal area detection algorithm to the image data of the corpse and analyzes the image data to detect an abnormal area. The outputting unit outputs information of the abnormal area detected by the abnormal area detecting unit.Type: GrantFiled: November 16, 2012Date of Patent: November 25, 2014Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Mariko Shibata, Yasuo Sakurai, Shigeharu Ohyu
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Publication number: 20140337057Abstract: A cause-of-death estimating apparatus includes a diagnostic information acquiring section, a disease/wound history acquiring section and a cause-of-death estimating section. The diagnostic information acquiring section is configured to acquire diagnostic information on image data on a body. The disease/wound history acquiring section is configured to acquire a diagnosis/treatment history of the body before death of the body. The cause-of-death estimating section is configured to estimate a direct cause of death of the body and an original cause thereof based on the acquired diagnostic information and the acquired diagnosis/treatment history.Type: ApplicationFiled: July 30, 2014Publication date: November 13, 2014Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Mariko SHIBATA, Shigeharu OHYU, Yasuo SAKURAI, Keisuke HASHIMOTO
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Patent number: 8827401Abstract: A recording device having a recording head including a nozzle line that eject ink from nozzles arranged in a transfer direction of a recording medium, a carriage, a moving device that moves the carriage forward and backward, a transfer device that transfers the recording medium, an ejection control device that forms a detection pattern by ejecting the ink, a two-dimensional sensor that detects the detection pattern, an analyzer that analyzes the image data of the detection pattern, and a detection device that detects misalignment of the printed dots, the ejection control device having a first dot group formation device that forms a first dot group, a second dot group formation device that forms a second dot group, and a third dot group formation device that forms a third dot group, the detection pattern being formed of the first dot group, the second dot group, and the third dot group.Type: GrantFiled: February 4, 2011Date of Patent: September 9, 2014Assignee: Ricoh Company, Ltd.Inventors: Tomonori Kimura, Yasuo Sakurai, Nobuyuki Satoh, Masato Kobayashi, Yuichi Sakurada, Arata Suzuki
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Patent number: 8610968Abstract: A document illuminating system includes a plurality of light emitting elements arranged in an array, a reflective element which guides light emitted from the light emitting elements to a document read area of a certain width and length. The reflective element includes first to third reflective portions. The second reflective portion includes one or more planar reflective faces and is disposed so that the reflective faces reflect light from the light emitting elements to one or both of the first and third reflective portions without other reflective elements. The first and third reflective portions each include one or more planar reflective faces and are disposed so that their reflective faces oppositely illuminate the document read area together by reflecting light from one or both of the light emitting elements and the second reflective portion to the document read area without other reflective elements.Type: GrantFiled: March 18, 2013Date of Patent: December 17, 2013Assignee: Ricoh Company, Ltd.Inventors: Atsushi Takaura, Nobuaki Ono, Yasuo Sakurai, Yasunobu Youda, Kazuya Miyagaki, Masahiro Itoh