1
Yasuhira Kondo, Shigeharu Ohyu, Hitoshi Yamagata, Arturo Calderon, Tomohiro Kawasaki, Atsuko Sugiyama: Processor for analyzing tubular structure such as blood vessels. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon Spivak McClelland Maier & Neustadt P C, May 6, 2008: US07369691 (112 worldwide citation)

Using medical three-dimensional image data, at least one of a volume-rendering image, a flat reformatted image on an arbitrary section, a curved reformatted image, and an MIP (maximum value projection) image is prepared as a reference image. Vessel center lines are extracted from this reference imag ...


2
Shigeharu Ohyu, Izumi Watanabe, Yoichi Takada, Yoshihiro Sakuma: Measurement of intracardiac electrophysiological phenomena. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, February 13, 2001: US06187032 (54 worldwide citation)

A diagnostic system for intracardiac electrophysiological phenomena is provided. The phenomena are inferred based on at least one of a potential obtained from a patient and a magnetic field obtained from the patient. The system comprises inferbly analyzing element for analyzing the at least one info ...


3
Shigeharu Ohyu: Biomedical magnetic field measuring apparatus having different types of pickup coils arranged at the same position and including crosstalk correction. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, April 6, 1999: US05891031 (7 worldwide citation)

The sensitivity in detection in a depth direction of a living body and the overall signal-to-noise ratio of an apparatus are improved, whereby a distribution of current sources in the living body or a plurality of current dipoles can be inferred more accurately than they conventionally are. A pickup ...


4
Yasuo Sakurai, Shigeharu Ohyu, Kyojiro Nambu, Motoji Haragashira, Masahiro Kumakura, Mariko Shibata, Katsuhiko Fujimoto, Yoichi Takada: Radiotherapeutic system and radiotherapeutic dose distribution measuring method. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon Spivak McClelland Maier & Neustadt L, January 31, 2012: US08107589 (6 worldwide citation)

A detector having a collimator in a position at a specific angle with respect to a therapeutic X-ray beam is mounted to selectively detect only scattering radiation in the direction. To three-dimensionally obtain a distribution of places where scattering occurs in a patient body, a detector is rotat ...


5
Yasuo Sakurai, Yoichi Takada, Masahiro Kumakura, Shigeharu Ohyu, Motoji Haragashira, Kyojiro Nambu, Mariko Shibata: Radiotherapy support apparatus. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon Spivak McClelland Maier & Neustadt L, August 7, 2012: US08238516 (5 worldwide citation)

A radiotherapy treatment support apparatus includes a storage unit which stores absorption dose volume data expressing a spatial distribution of absorption dose in a subject, a generation unit which generates fusion data associated with morphology volume data of the subject and the absorption dose v ...


6
Shigeharu Ohyu: Multichannel flux measuring apparatus having function for compensating interference due to crosstalk. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, September 16, 1997: US05668472 (3 worldwide citation)

Flux of magnetic field generated from an object P of magnetic measurement, which links with the pick-up coils of the fluxmeters, where the flux is converted into electrical signals by each of the SQUID chips driven by the FLL circuits. The electrical signals are sent to the data collection unit via ...


7
Shigeharu Ohyu, Motoji Haragashira, Yasuo Sakurai: Magnetic particle imaging apparatus, method of disposing detection coil for magnetic particle imaging apparatus, and magnetic flux detecting apparatus. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon Spivak McClelland Maier & Neustadt L, January 8, 2013: US08350566 (2 worldwide citation)

In a magnetic particle imaging apparatus that forms an image of a distribution of magnetic particles based on changes in a magnetic flux generated by magnetization of the magnetic particles, modulation coils that magnetize magnetic particles present in a field free area by applying a modulation magn ...


8
Shigeharu Ohyu, Hitoshi Yamagata, Keisuke Hashimoto, Atsuko Sugiyama: Medical image diagnosis apparatus specifying a spot on a projection image for subsequent 3D imaging. Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation, Oblon Spivak McClelland Maier & Neustadt L, August 27, 2013: US08520915 (2 worldwide citation)

A medical image diagnosis apparatus designates an imaging range of a subject from a projection image for designation of the imaging range, specifies a specific spot on the projection image, performs scanning for generating a three-dimensional medical image of the subject on the basis of the imaging ...


9
Tokiko Endo, Atsuko Sugiyama, Shigeharu Ohyu: Image displaying apparatus, image displaying method, and computer readable medium for displaying an image of a mammary gland structure without overlaps thereof. KABUSHIKI KAISHA TOSHIBA, Toshiba Medical Systems Corporation, Oblon McClelland Maier & Neustadt L, August 4, 2015: US09098935 (2 worldwide citation)

Three-dimensional data is associated with a first imaging area including a left breast of a subject to be examined and a second imaging area including a right breast of the subject. An image displaying apparatus includes a specifying unit that specifies a nipple position of the left breast on the ba ...


10
Shigeharu Ohyu: Method of estimating bioelectric current source. Kabushiki Kaisha Toshiba, Oblon Spivak McClelland Maier & Neustadt P C, March 24, 1998: US05730131 (2 worldwide citation)

A plurality of magnetic field measurement units are arranged near a patient, a current source distribution and/or a current dipole in the patient are estimated on the basis of plurality of magnetic field distribution data measured by the magnetic field measurement units within a predetermined period ...