Patents by Inventor Shinichi Kitane
Shinichi Kitane 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: 20180252787Abstract: A magnetic resonance imaging apparatus of an embodiment has a setting unit configured to set a pulse sequence having a pre-pulse for fat suppression and a pulse train for data acquisition for acquiring echo data for image reconstruction, the pulse sequence being provided with a plurality of dummy pulses between the pre-pulse for fat suppression and the head of the pulse train for data acquisition, a data acquisition unit configured to apply an RF pulse and a gradient magnetic field pulse based on the pulse sequence set by the setting unit to a test object so as to acquire the echo data, and an image generation unit configured to reconstruct an image of the test object from the acquired echo data, wherein an application time during which the plural dummy pulses are applied or flip angles of the plural dummy pulses can be adjusted.Type: ApplicationFiled: May 4, 2018Publication date: September 6, 2018Inventor: Shinichi KITANE
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Patent number: 9995811Abstract: A magnetic resonance imaging apparatus of an embodiment has a setting unit configured to set a pulse sequence having a pre-pulse for fat suppression and a pulse train for data acquisition for acquiring echo data for image reconstruction, the pulse sequence being provided with a plurality of dummy pulses between the pre-pulse for fat suppression and the head of the pulse train for data acquisition, a data acquisition unit configured to apply an RF pulse and a gradient magnetic field pulse based on the pulse sequence set by the setting unit to a test object so as to acquire the echo data, and an image generation unit configured to reconstruct an image of the test object from the acquired echo data, wherein an application time during which the plural dummy pulses are applied or flip angles of the plural dummy pulses can be adjusted.Type: GrantFiled: January 14, 2013Date of Patent: June 12, 2018Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventor: Shinichi Kitane
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Patent number: 9864036Abstract: A magnetic resonance imaging (MRI) apparatus includes an MRI imaging condition setting unit configured to set an imaging condition frequency-selectively applying a first suppression pulse for suppressing fat and further frequency-selectively applying a second suppression pulse to the fat after applying the first suppression pulse, a slip angle of the second suppression pulse differing from that of the first suppression angle, and the second suppression pulse further suppressing remaining fat after applying the first suppression pulse. The image data acquisition unit acquires image data according to the imaging condition.Type: GrantFiled: December 31, 2012Date of Patent: January 9, 2018Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Shinichi Kitane, Mitsue Miyazaki, Yuichi Yamashita
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Patent number: 9804243Abstract: A magnetic resonance imaging apparatus of an embodiment includes: an imaging condition setting section configured to set an imaging condition for a main scan, a preparatory scan performing section configured to repeat a preparatory scan to be performed by the use of the imaging condition for a main scan and a changeably inputted center frequency so as to generate a preparatory image in real time, a display section on which the preparatory image can be displayed in real time, an optimum center frequency setting section configured to change the center frequency so as to change a situation in which a banding artifact appears and configured to set an optimum center frequency according to a user operation based on an observation of the preparatory image, and a main scan performing section configured to reconstruct an image for a diagnosis by using the optimum center frequency having been set.Type: GrantFiled: April 23, 2014Date of Patent: October 31, 2017Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Shinichi Kitane, Masashi Ookawa, Kazuhiro Sueoka
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Patent number: 9687171Abstract: A magnetic resonance imaging apparatus includes a trigger generating unit, a blood flow image generating unit and a control unit. The trigger generating unit acquires blood flow information of an object and generates a trigger based on the blood flow information. The blood flow image generating unit acquires imaging data with using the trigger and generates blood flow image data. The control unit controls so as to repeatedly perform a probe sequence for acquiring the blood flow information and an imaging sequence for acquiring the imaging data alternately.Type: GrantFiled: August 11, 2009Date of Patent: June 27, 2017Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventor: Shinichi Kitane
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Patent number: 9345420Abstract: A magnetic resonance imaging apparatus according to an embodiment is a magnetic resonance imaging apparatus that performs a contrast medium imaging, comprising a time management part that measures and manages a lapse time after injection of a contrast medium, a setting part that sets a start time of a second-half imaging in the form of a lapse time after injection of contrast medium, the second-half imaging being performed a predetermined idle time after a first-half imaging and the first-half imaging being performed after injection of the contrast medium, and a display part that displays at least the lapse time measured by the time management part and the start time set by the setting part.Type: GrantFiled: February 14, 2013Date of Patent: May 24, 2016Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Shinichi Kitane, Isao Tatebayashi
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Patent number: 9250303Abstract: A magnetic resonance imaging apparatus includes a magnetic resonance data acquisition unit and a cerebrospinal fluid image data generation unit. The magnetic resonance data acquisition unit consecutively acquires a plurality of magnetic resonance data for generating a plurality of cerebrospinal fluid image data, each corresponding to a different data acquisition time, after a labeling pulse is applied. The cerebrospinal fluid image data generation unit generates the plurality of cerebrospinal fluid image data based on the plurality of magnetic resonance data.Type: GrantFiled: March 28, 2013Date of Patent: February 2, 2016Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Yuichi Yamashita, Nobuyasu Ichinose, Shinichi Kitane
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Patent number: 9042959Abstract: A magnetic resonance imaging apparatus includes an acoustic control unit and an image data acquisition unit. The acoustic control unit applies a gradient magnetic field for controlling a sound in synchronization with a signal representing a respiratory body motion. The image data acquisition unit acquires imaging data by subsequently imaging to control the sound and generate image data based on the imaging data.Type: GrantFiled: August 29, 2013Date of Patent: May 26, 2015Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Yoshimori Kassai, Shinichi Kitane
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Patent number: 8823376Abstract: A magnetic resonance imaging apparatus includes a magnetic resonance data acquisition unit and a cerebrospinal fluid image data generation unit. The magnetic resonance data acquisition unit consecutively acquires a plurality of magnetic resonance data for generating a plurality of cerebrospinal fluid image data, each corresponding to a different data acquisition time, after a labeling pulse is applied. The cerebrospinal fluid image data generation unit generates the plurality of cerebrospinal fluid image data based on the plurality of magnetic resonance data.Type: GrantFiled: November 21, 2012Date of Patent: September 2, 2014Assignees: Kabushiki Kaisha Tobshiba, Toshiba Medical Systems CorporationInventors: Yuichi Yamashita, Nobuyasu Ichinose, Shinichi Kitane
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Publication number: 20140232405Abstract: A magnetic resonance imaging apparatus of an embodiment includes: an imaging condition setting section configured to set an imaging condition for a main scan, a preparatory scan performing section configured to repeat a preparatory scan to be performed by the use of the imaging condition for a main scan and a changeably inputted center frequency so as to generate a preparatory image in real time, a display section on which the preparatory image can be displayed in real time, an optimum center frequency setting section configured to change the center frequency so as to change a situation in which a banding artifact appears and configured to set an optimum center frequency according to a user operation based on an observation of the preparatory image, and a main scan performing section configured to reconstruct an image for a diagnosis by using the optimum center frequency having been set.Type: ApplicationFiled: April 23, 2014Publication date: August 21, 2014Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Shinichi KITANE, Masashi OOKAWA, Kazuhiro SUEOKA
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Patent number: 8649846Abstract: A magnetic resonance imaging apparatus includes an acoustic control unit and an image data acquisition unit. The acoustic control unit applies a gradient magnetic field for controlling a sound in synchronization with a signal representing a respiratory body motion. The image data acquisition unit acquires imaging data by imaging subsequently to control the sound and generate image data based on the imaging data.Type: GrantFiled: July 9, 2008Date of Patent: February 11, 2014Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Yoshimori Kassai, Shinichi Kitane
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Publication number: 20140002082Abstract: A magnetic resonance imaging apparatus includes an acoustic control unit and an image data acquisition unit. The acoustic control unit applies a gradient magnetic field for controlling a sound in synchronization with a signal representing a respiratory body motion. The image data acquisition unit acquires imaging data by subsequently imaging to control the sound and generate image data based on the imaging data.Type: ApplicationFiled: August 29, 2013Publication date: January 2, 2014Applicants: TOSHIBA MEDICAL SYSTEMS CORPORATION, KABUSHIKI KAISHA TOSHIBAInventors: Yoshimori Kassai, Shinichi Kitane
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Publication number: 20130241554Abstract: A magnetic resonance imaging apparatus includes a magnetic resonance data acquisition unit and a cerebrospinal fluid image data generation unit. The magnetic resonance data acquisition unit consecutively acquires a plurality of magnetic resonance data for generating a plurality of cerebrospinal fluid image data, each corresponding to a different data acquisition time, after a labeling pulse is applied. The cerebrospinal fluid image data generation unit generates the plurality of cerebrospinal fluid image data based on the plurality of magnetic resonance data.Type: ApplicationFiled: March 28, 2013Publication date: September 19, 2013Applicants: TOSHIBA MEDICAL SYSTEMS CORPORATION, KABUSHIKI KAISHA TOSHIBAInventors: YUICHI YAMASHITA, NOBUYASU ICHINOSE, SHINICHI KITANE
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Patent number: 8508223Abstract: A magnetic resonance imaging (MRI) apparatus acquires magnetic resonance (MR) data associated with a plurality of different delay times according to a pulse sequence in which a region-selective saturation pulse is first applied, a region-non-selective inversion recovery pulse is then applied, and then the magnetic resonance data is acquired, the delay time being defined as a period from the saturation pulse application time to the start of MR data acquisition. A plurality of blood flow image data respectively associated with the plurality of different delay times are created using the acquired MR data.Type: GrantFiled: March 31, 2010Date of Patent: August 13, 2013Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Shinichi Kitane, Tokunori Kimura, Yuichi Yamashita
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Publication number: 20130193971Abstract: A magnetic resonance imaging (MRI) apparatus includes an MRI imaging condition setting unit configured to set an imaging condition frequency-selectively applying a first suppression pulse for suppressing fat and further frequency-selectively applying a second suppression pulse to the fat after applying the first suppression pulse, a slip angle of the second suppression pulse differing from that of the first suppression angle, and the second suppression pulse further suppressing remaining fat after applying the first suppression pulse. The image data acquisition unit acquires image data according to the imaging condition.Type: ApplicationFiled: December 31, 2012Publication date: August 1, 2013Applicants: Toshiba Medical Systems Corporation, Kabushiki Kaisha ToshibaInventors: SHINICHI KITANE, Mitsue Miyazaki, Yuichi Yamashita
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Patent number: 8436611Abstract: A magnetic resonance imaging apparatus includes an imaging condition setting unit and an image data acquisition unit. The imaging condition setting unit sets an imaging condition applying first and second suppression pulses of which at least ones of types, center frequencies and frequency bands are different from each other. The first and the second suppression pulses frequency-selectively suppress at least one of fat and silicone. The image data acquisition unit acquires image data according to the imaging condition.Type: GrantFiled: April 8, 2010Date of Patent: May 7, 2013Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Shinichi Kitane, Mitsue Miyazaki, Yuichi Yamashita
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Patent number: 8427149Abstract: A magnetic resonance imaging apparatus includes a magnetic resonance data acquisition unit and a cerebrospinal fluid image data generation unit. The magnetic resonance data acquisition unit consecutively acquires a plurality of magnetic resonance data for generating a plurality of cerebrospinal fluid image data, each corresponding to a different data acquisition time, after a labeling pulse is applied. The cerebrospinal fluid image data generation unit generates the plurality of cerebrospinal fluid image data based on the plurality of magnetic resonance data.Type: GrantFiled: March 12, 2010Date of Patent: April 23, 2013Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Yuichi Yamashita, Nobuyasu Ichinose, Shinichi Kitane
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Patent number: 8076935Abstract: A magnetic resonance imaging apparatus includes an imaging condition setting unit and an image data acquisition unit. The imaging condition setting unit sets an imaging condition applying first and second suppression pulses of which at least ones of types, center frequencies and frequency bands are different from each other. The first and the second suppression pulses frequency-selectively suppress at least one of fat and silicone. The image data acquisition unit acquires image data according to the imaging condition.Type: GrantFiled: March 20, 2008Date of Patent: December 13, 2011Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Shinichi Kitane, Mitsue Miyazaki, Yuichi Yamashita
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Publication number: 20110074416Abstract: A magnetic resonance imaging apparatus includes a magnetic resonance data acquisition unit and a cerebrospinal fluid image data generation unit. The magnetic resonance data acquisition unit consecutively acquires a plurality of magnetic resonance data for generating a plurality of cerebrospinal fluid image data, each corresponding to a different data acquisition time, after a labeling pulse is applied. The cerebrospinal fluid image data generation unit generates the plurality of cerebrospinal fluid image data based on the plurality of magnetic resonance data.Type: ApplicationFiled: March 12, 2010Publication date: March 31, 2011Inventors: Yuichi YAMASHITA, Nobuyasu Ichinose, Shinichi Kitane
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Publication number: 20110074417Abstract: To provide a magnetic resonance imaging apparatus capable of acquiring a non-contrast MRA image in which a background signal is sufficiently suppressed in a shorter time. A magnetic resonance imaging apparatus has: a data acquiring unit that acquires a plurality of pieces of magnetic resonance data associated with a plurality of different delay times according to a pulse sequence in which a region-selective saturation pulse is first applied, a region-non-selective inversion recovery pulse is then applied, and then the magnetic resonance data is acquired, the delay time being defined as a period from a time of application of the saturation pulse to a time of start of acquisition of the magnetic resonance data; and a blood flow image creating unit that creates a plurality of pieces of blood flow image data associated with the plurality of different delay times using the magnetic resonance data.Type: ApplicationFiled: March 31, 2010Publication date: March 31, 2011Inventors: Shinichi Kitane, Tokunori Kimura, Yuichi Yamashita