Patents by Inventor Masafumi Ogasawara
Masafumi Ogasawara 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).
-
Patent number: 9839412Abstract: An ultrasonic image display apparatus is provided. The ultrasonic image display apparatus includes an ultrasonic probe configured to move while in contact with a test object and configured to transmit and receive ultrasonic waves to and from the test object to obtain echo signals from a three-dimensional region of the test object, a parameter calculation section configured to calculate a parameter related to a moving velocity of the ultrasonic probe, a data generation section configured to generate data based on the echo signals of a plurality of frames, by selecting the frames in accordance with the parameter calculated by the parameter calculation section so that the echo signals of the frames used for generating the data are acquired within a required range, and a display section configured to display an ultrasonic image generated based on the data.Type: GrantFiled: December 3, 2013Date of Patent: December 12, 2017Assignee: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY CO. LLCInventor: Masafumi Ogasawara
-
Patent number: 9517049Abstract: An ultrasonic probe connected to an ultrasonic diagnostic apparatus having a display unit configured to display an ultrasonic image is provided. The ultrasonic probe includes a transducer array aligned in a predetermined direction for and configured to transmit an ultrasonic beam to a target object and receive a reflected ultrasonic beam, a probe display unit fixed to said ultrasonic probe and having a length at least as long as a length of said transducer array, and a display control unit configured to, based on a specific information specified in the ultrasonic image displayed on the image display unit, display a corresponding position of the specific information on said probe display unit.Type: GrantFiled: November 30, 2011Date of Patent: December 13, 2016Assignee: General Electric CompanyInventors: Mitsuhiro Nozaki, Masafumi Ogasawara
-
Patent number: 9339257Abstract: A measuring apparatus is provided. The measuring apparatus includes a measurement reference part setting unit configured to set-measurement reference parts to each of a plurality of sequential ultrasound images of a subject, a tracking unit configured to perform tracking of a plurality of regions in the ultrasound images, a first motion information calculating unit configured to calculate first motion information of the regions, based on the tracking performed by the tracking unit, and a second motion information calculating unit configured to calculate second motion information of the measurement reference parts, based on the first motion information, wherein the plurality of regions move with the measurement reference parts and include parts capable of capturing moving factors that are not able to be captured by tracking the measurement reference parts between a first ultrasound image and a second ultrasound image using the tracking unit.Type: GrantFiled: November 22, 2013Date of Patent: May 17, 2016Assignee: GENERAL ELECTRIC COMPANYInventors: Seiji Funaya, Koji Miyama, Yasuyo Saito, Masafumi Ogasawara
-
Publication number: 20150182199Abstract: An ultrasound diagnostic apparatus includes: an ultrasound probe that performs ultrasound transmission/reception in Doppler mode and ultrasound transmission/reception in other mode than Doppler mode; and a Doppler processing unit that performs quadrature detection on an echo signal generated from the ultrasound transmission/reception for Doppler mode and then generates a Doppler spectrum signal. The Doppler processing unit includes a signal estimation unit that performs an extrapolation process to estimate missing part of the Doppler spectrum signal resulting from the ultrasound transmission/reception for other mode.Type: ApplicationFiled: June 10, 2013Publication date: July 2, 2015Applicant: GE Medical Systems Global Technology Company, LLCInventor: Masafumi Ogasawara
-
Publication number: 20140155749Abstract: An ultrasonic image display apparatus is provided. The ultrasonic image display apparatus includes an ultrasonic probe configured to move while in contact with a test object and configured to transmit and receive ultrasonic waves to and from the test object to obtain echo signals from a three-dimensional region of the test object, a parameter calculation section configured to calculate a parameter related to a moving velocity of the ultrasonic probe, a data generation section configured to generate data based on the echo signals of a plurality of frames, by selecting the frames in accordance with the parameter calculated by the parameter calculation section so that the echo signals of the frames used for generating the data are acquired within a required range, and a display section configured to display an ultrasonic image generated based on the data.Type: ApplicationFiled: December 3, 2013Publication date: June 5, 2014Inventor: Masafumi Ogasawara
-
Publication number: 20140148695Abstract: A measuring apparatus is provided. The measuring apparatus includes a measurement reference part setting unit configured to set-measurement reference parts to each of a plurality of sequential ultrasound images of a subject, a tracking unit configured to perform tracking of a plurality of regions in the ultrasound images, a first motion information calculating unit configured to calculate first motion information of the regions, based on the tracking performed by the tracking unit, and a second motion information calculating unit configured to calculate second motion information of the measurement reference parts, based on the first motion information, wherein the plurality of regions move with the measurement reference parts and include parts capable of capturing moving factors that are not able to be captured by tracking the measurement reference parts between a first ultrasound image and a second ultrasound image using the tracking unit.Type: ApplicationFiled: November 22, 2013Publication date: May 29, 2014Applicant: GE Medical Systems Global Technology Company, LLCInventors: Seiji Funaya, Koji Miyama, Yasuyo Saito, Masafumi Ogasawara
-
Publication number: 20140121523Abstract: A measuring apparatus is provided. The measuring apparatus includes a measurement value calculating unit configured to calculate a measurement value, based on each of a plurality of measurement reference points set to an ultrasound image that is generated based on echo signals of ultrasound obtained from a subject, an evaluation value calculating unit configured to calculate an evaluation value related to one of a rate of reflection of each of the echo signals and an azimuth of a biological tissue structure in the subject, the evaluation value calculated with respect to each of the measurement reference points, and a determination unit configured to determine a reliability for the measurement value, based on the evaluation value.Type: ApplicationFiled: October 29, 2013Publication date: May 1, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventors: Seiji Funaya, Koji Miyama, Yasuyo Saito, Masafumi Ogasawara
-
Publication number: 20140119610Abstract: A measuring apparatus is provided. The measuring apparatus includes a first region of interest setting unit configured to set first regions of interest to a target for observation, a second region of interest setting unit configured to set a second region of interest to a part not including the first regions of interest, a first moving vector calculating unit configured to calculate moving vectors of first parts of the first regions of interest, a second moving vector calculating unit configured to calculate a moving vector of a second part of the second region, and a corrected moving vector calculating unit configured to perform a correction based on the moving vector of the second part on each of the moving vectors of the first parts to calculate a corrected moving vector.Type: ApplicationFiled: October 29, 2013Publication date: May 1, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventors: Seiji Funaya, Koji Miyama, Yasuyo Saito, Masafumi Ogasawara
-
Patent number: 8577105Abstract: An ultrasound diagnostic apparatus includes an ultrasound probe, a location sensor that detects a location of the ultrasound probe, and a location calculation device configured to calculate a location of echo data in a first three-dimensional coordinate system having a certain point as an origin based on the probe location. A deformation calculation device performs a deformation calculation to deform a shape of the body tissue in either an ultrasound image or a medical image captured by a medical imaging apparatus other than the ultrasound diagnostic apparatus to a shape of the body tissue of the other image. A display image control device performs a coordinate conversion between the coordinate system of the ultrasound image and a coordinate system of the medical image and displays a deformed image based on the deformation calculation and the other image about a same cross-section on a display device.Type: GrantFiled: May 19, 2011Date of Patent: November 5, 2013Assignee: GE Medical Systems Global Technology Company, LLCInventors: Yayoi Abe, Masafumi Ogasawara
-
Patent number: 8475382Abstract: An ultrasound diagnostic apparatus includes a transmitting and receiving unit that transmits an ultrasound wave to a target object and receives the ultrasound wave as ultrasound data reflected from the target object including a long axis direction blood vessel. An image generation unit generates an ultrasound image as a sectional image of the blood vessel. A region of interest (ROI) setting unit sets a first ROI on a vertical straight line at a right angle to the long axis direction and a second ROI on a wall of the blood vessel displayed at a designated time. A tracing unit traces movement of tissue in the target object corresponding to the first and second ROIs from the designated time to sequentially following thereafter by a gradient method using a spatial brightness gradient. A second memory unit stores information of the movement of the tissue for a predetermined duration.Type: GrantFiled: October 27, 2011Date of Patent: July 2, 2013Assignee: GE Medical Systems Global Technology Company, LLCInventors: Koji Miyama, Masafumi Ogasawara
-
Patent number: 8394024Abstract: An ultrasound diagnostic apparatus includes a transmitting and receiving unit that transmits an ultrasound wave to a target object in sequence and receives the ultrasound wave as ultrasound data reflected from the target object including a blood vessel. A first memory unit stores the received ultrasound data. An image generation unit generates an ultrasound image as a sectional image of the blood vessel. A display unit displays the ultrasound image. A region of interest (ROI) setting unit sets a plurality of ROIs on an inner wall and an outer wall of the blood vessel at a designated time. The ROIs are generated from the ultrasound data. A tracing unit traces movement of tissue in the target object corresponding to the ROIs set from the designated time to sequentially following thereafter. A second memory unit stores information of the movement of the tissue for a predetermined duration.Type: GrantFiled: October 27, 2011Date of Patent: March 12, 2013Assignee: GE Medical Systems Global Technology Company, LLCInventors: Koji Miyama, Masafumi Ogasawara
-
Publication number: 20120289831Abstract: An ultrasound diagnostic apparatus including a transmitting and receiving unit that transmits an ultrasound wave to a target object and receives the ultrasound wave as ultrasound data reflected from a certain region of the target object including a blood vessel, an image generation unit that generates an ultrasound image as a sectional image of the certain region, and a region of interest setting unit that sets a region of interest including a plurality of divided regions in the ultrasound image at a designated time. The region of interest is generated from the stored ultrasound data. The apparatus further includes a tracing unit that traces movement of tissue in the target object corresponding to the divided regions from the designated time to sequentially following thereafter, and a movement measuring unit that measures a movement distance of the tissue at a predetermined time based on the traced movement of the tissue.Type: ApplicationFiled: October 27, 2011Publication date: November 15, 2012Inventors: Koji Miyama, Masafumi Ogasawara
-
Publication number: 20120150037Abstract: An ultrasound diagnostic apparatus includes an ultrasound probe, a location sensor that detects a location of the ultrasound probe, and a location calculation device configured to calculate a location of echo data in a first three-dimensional coordinate system having a certain point as an origin based on the probe location. A deformation calculation device performs a deformation calculation to deform a shape of the body tissue in either an ultrasound image or a medical image captured by a medical imaging apparatus other than the ultrasound diagnostic apparatus to a shape of the body tissue of the other image. A display image control device performs a coordinate conversion between the coordinate system of the ultrasound image and a coordinate system of the medical image and displays a deformed image based on the deformation calculation and the other image about a same cross-section on a display device.Type: ApplicationFiled: May 19, 2011Publication date: June 14, 2012Inventors: Yayoi Abe, Masafumi Ogasawara
-
Publication number: 20120136256Abstract: An ultrasonic probe connected to an ultrasonic diagnostic apparatus having a display unit configured to display an ultrasonic image is provided. The ultrasonic probe includes a transducer array aligned in a predetermined direction for and configured to transmit an ultrasonic beam to a target object and receive a reflected ultrasonic beam, a probe display unit fixed to said ultrasonic probe and having a length at least as long as a length of said transducer array, and a display control unit configured to, based on a specific information specified in the ultrasonic image displayed on the image display unit, display a corresponding position of the specific information on said probe display unit.Type: ApplicationFiled: November 30, 2011Publication date: May 31, 2012Inventors: Mitsuhiro Nozaki, Masafumi Ogasawara
-
Publication number: 20120108972Abstract: An ultrasound diagnostic apparatus including a transmitting and receiving unit that transmits an ultrasound wave to a target object and receives the ultrasound wave as ultrasound data reflected from a certain region of the target object including a blood vessel, an image generation unit that generates an ultrasound image as a sectional image of the certain region, and a region of interest setting unit that sets a region of interest including a plurality of divided regions in the ultrasound image at a designated time. The region of interest is generated from the stored ultrasound data. The apparatus further includes a tracing unit that traces movement of tissue in the target object corresponding to the divided regions from the designated time to sequentially following thereafter, and a movement measuring unit that measures a movement distance of the tissue at a predetermined time based on the traced movement of the tissue.Type: ApplicationFiled: October 27, 2011Publication date: May 3, 2012Inventors: Koji Miyama, Masafumi Ogasawara
-
Publication number: 20120108971Abstract: An ultrasound diagnostic apparatus includes a transmitting and receiving unit that transmits an ultrasound wave to a target object and receives the ultrasound wave as ultrasound data reflected from the target object including a long axis direction blood vessel. An image generation unit generates an ultrasound image as a sectional image of the blood vessel. A region of interest (ROI) setting unit sets a first ROI on a vertical straight line at a right angle to the long axis direction and a second ROI on a wall of the blood vessel displayed at a designated time. A tracing unit traces movement of tissue in the target object corresponding to the first and second ROIs from the designated time to sequentially following thereafter by a gradient method using a spatial brightness gradient. A second memory unit stores information of the movement of the tissue for a predetermined duration.Type: ApplicationFiled: October 27, 2011Publication date: May 3, 2012Inventors: Koji Miyama, Masafumi Ogasawara
-
Publication number: 20120108970Abstract: An ultrasound diagnostic apparatus includes a transmitting and receiving unit that transmits an ultrasound wave to a target object in sequence and receives the ultrasound wave as ultrasound data reflected from the target object including a blood vessel. A first memory unit stores the received ultrasound data. An image generation unit generates an ultrasound image as a sectional image of the blood vessel. A display unit displays the ultrasound image. A region of interest (ROI) setting unit sets a plurality of ROIs on an inner wall and an outer wall of the blood vessel at a designated time. The ROIs are generated from the ultrasound data. A tracing unit traces movement of tissue in the target object corresponding to the ROIs set from the designated time to sequentially following thereafter. A second memory unit stores information of the movement of the tissue for a predetermined duration.Type: ApplicationFiled: October 27, 2011Publication date: May 3, 2012Inventors: Koji Miyama, Masafumi Ogasawara
-
Publication number: 20110288415Abstract: An ultrasound diagnostic apparatus includes an ultrasound probe, a location sensor that detects a location of the ultrasound probe, and a location calculation device configured to calculate a location of echo data in a first three-dimensional coordinate system having a certain point as an origin based on the probe location. A deformation calculation device performs a deformation calculation to deform a shape of the body tissue in either an ultrasound image or a medical image captured by a medical imaging apparatus other than the ultrasound diagnostic apparatus to a shape of the body tissue of the other image. A display image control device performs a coordinate conversion between the coordinate system of the ultrasound image and a coordinate system of the medical image and displays a deformed image based on the deformation calculation and the other image about a same cross-section on a display device.Type: ApplicationFiled: May 19, 2011Publication date: November 24, 2011Inventors: Yayoi Abe, Masafumi Ogasawara
-
Patent number: 4936186Abstract: A method of weaving a three-dimensional article by which, an area arranging carrier members (1) in the form of a matrix is segmented into a plurality of rectangular blocks (G1 to G6) to choose prescribed blocks therefrom, and then a basic weaving operation is sequentially and alternately performed with respect to the prescribed blocks. According to the weaving method, it is possible to easily weave many kinds of three-dimensional articles (2) having different sectional forms. An apparatus for weaving a three-dimensional article having, first guide means (16) for guiding the movement in row direction of the carrier members (1) and second guide means (17) for guiding the movement in column direction of the carrier members (1), so that the carrier members (1) are smoothly moved in the row and the column directions by the first and the second guide means (16 and 17).Type: GrantFiled: December 29, 1988Date of Patent: June 26, 1990Assignee: Toray Industries Inc.Inventors: Toshihide Sekido, Masafumi Ogasawara
-
Patent number: 4844315Abstract: A yarn-threading method and device wherein a suction gun being fed with a pressurized liquid jet of not less than 80 kg/cm.sup.2 G is placed next to a running yarn; the yarn is attracted and taken into a yarn-guide hole of said suction gun, producing a state of attracting the yarn running at a speed of not less than 4,500 m/min.; and with this state of the yarn being maintained, the suction gun is moved to thread the attracted yarn on a winder means rotating at a speed of not less than 4,500 m/min.Type: GrantFiled: January 7, 1987Date of Patent: July 4, 1989Assignee: Toray Industries, Inc.Inventors: Takao Sano, Toshihide Sekido, Masafumi Ogasawara