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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2012-02-23 11:25 |
Tokyo | GE Healthcare Japan | Filtering for Reduction of Speckle Noise in the Ultrasonography Sho Kageyama, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.)  US2011-107 |
In conventional ultrasonic diagnostic equipment, ultrasonic images are composed of amplitudes of received ultrasonic ech... [more] | US2011-107 pp.17-21 |
| US | 2011-09-26 14:00 |
Miyagi | Tohoku Univ. | High frame rate imaging of the heart using parallel beamforming Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2011-46 |
Ultrasonography is a valuable method for non-invasive diagnosis of living organs, such like the heart, by measuring cro... [more] |
US2011-46 pp.1-5 |
| US | 2011-09-26 14:25 |
Miyagi | Tohoku Univ. | Investigation on Optimal Correlation Kernel Size for Ultrasonic Measurement of Heart Wall Motion at High Temporal Resolution Yasunori Honjo, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2011-47 |
For noninvasive and quantitative measurement of global two-dimensional (2-D) heart wall motion, speckle tracking methods... [more] | US2011-47 pp.7-11 |
| US | 2011-09-26 14:50 |
Miyagi | Tohoku Univ. | Measurement of 3D distribution of Strain Rate in Elastic Spherical Shell for application to the Heart Hirofumi Watanabe, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2011-48 |
Recently, there have been many studies on the measurement of myocardial strain or strain rate and the three dimensional ... [more] | US2011-48 pp.13-16 |
| EA | 2011-08-09 13:00 |
Miyagi | RIEC, Tohoku Univ. | Modulation of Receiving Beams for Suppression of Grating Lobe Artifacts in Ultrasound Images Akinlolu Ponnle, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) EA2011-50 |
[Background] In ultrasonic imaging using diverging transmit beams and steered receiving beams, aperture apodization and ... [more] | EA2011-50 pp.1-6 |
| EA | 2011-08-09 13:30 |
Miyagi | RIEC, Tohoku Univ. | Estimation of Carotid Arterial Wall 2D Motion Based on Block Matching Using Ultrasonic RF Echo for Accurate Estimation of Surface Roughness of Arterial Luminal Surface Kosuke Kitamura, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) EA2011-51 |
We estimated lateral motion of the carotid arterial wall for accurate estimation of surface roughness. First, we measure... [more] | EA2011-51 pp.7-12 |
| EA | 2011-08-09 14:00 |
Miyagi | RIEC, Tohoku Univ. | Estimation of rate of change in thickness of myocardium by measuring cyclic variation of ultrasonic integrated backscatter during a cardiac cycle Hiro Shida, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) EA2011-52 |
Integrated backscatter from heart wall is getting attention as a quantitative tissue characterization method. First, we ... [more] | EA2011-52 pp.13-17 |
| US | 2011-07-29 10:30 |
Kyoto | Kyoto Electronics Manufacturing Co., Ltd. | Visualization of Nonlinear Wave Propagation on Cardiac Tissue [ I ]
-- Presentative Vector Field Aproach on Phase Gradient -- Yoshifumi Harada (Fukui Univ.), Akinori Inoue, Takashi Okada, Akimitsu Harada, Yoshihiro Yoshikawa (HAM), Naoaki Bekki (Nihon Univ.), Hiroshi Kanai (Tohoku Univ.) US2011-32 |
Abstract In human heart, it is responsible for pumping blood through the blood vessels by repeated, rhythmic contractio... [more] | US2011-32 pp.55-60 |
| US | 2011-07-29 10:55 |
Kyoto | Kyoto Electronics Manufacturing Co., Ltd. | Visualization of Nonlinear Wave Propagation on Cardiac Tissue [ II ]
-- Pattern Selection due to Propagating Hole on Interventicular Septum -- Yoshifumi Harada (Fukui Univ.), Akinori Inoue, Takashi Okada, Akimitsu Harada, Yoshihiro Yoshikawa (HAM), Naoaki Bekki (Nihon Univ.), Hiroshi Kanai (Tohoku Univ.) US2011-33 |
Abstract In this presentation, we would like to show you the results of the mechanism of the spatiotemporal dynamics of ... [more] | US2011-33 pp.61-66 |
| US | 2011-06-23 13:25 |
Tokyo | Carotid Artery Imaging in Transverse Plane by Multiple Steered Receiving Beams from Diverging Transmit Beam Akinlolu Ponnle, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2011-14 |
[Background] Transverse cross-sectional imaging of the intima-media complex of the carotid arterial wall is very difficu... [more] | US2011-14 pp.7-12 |
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| US | 2010-09-30 09:00 |
Miyagi | Tohoku Univ. | High Frame Rate Motion Tracking of Heart Wall for Measurement of Myocardial Contraction and Relaxation Yasunori Honjo, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2010-58 |
In recent years, there have been many studies on the measurement of myocardial strain or strain rate, and techniques for... [more] | US2010-58 pp.53-56 |
| US | 2010-09-30 09:25 |
Miyagi | Tohoku Univ. | Accurate Estimation of Surface Roughness Using Ultrasonic RF Echo for Application to Luminal Surface of Arterial Wall Kosuke Kitamura, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2010-59 |
[more] | US2010-59 pp.57-62 |
| EA | 2010-08-10 13:15 |
Miyagi | Tohoku Univ. | Fast Ultrasonic Imaging of the Heart Using Spherically Diverging Beam Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) EA2010-54 |
Ultrasonography is a valuable method for non-invasive diagnosis of living organs, such like the heart, by measuring cros... [more] | EA2010-54 pp.65-68 |
| EA | 2010-08-10 13:45 |
Miyagi | Tohoku Univ. | Visualization of propagation of myocardial response to electric excitation in human hearts by ultrasonic measurement of vibrations Hiroshi Kanai (Tohoku Univ.) EA2010-55 |
Electrocardiography is an invaluable clinical tool for diagnosis of a broad range of cardiac conditions, and clinical im... [more] | EA2010-55 pp.69-73 |
| US | 2010-06-24 15:15 |
Tokyo | Improved transverse cross-sectional imaging of silicone-rubber tube phantom by using multi-element spherical beam from a linear array transducer Akinlolu Ponnle, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2010-26 |
[Background] Transverse cross-sectional imaging of the intima-media complex of the carotid arterial wall is difficult to... [more] | US2010-26 pp.71-76 |
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| EA, US (Joint) |
2010-01-26 11:00 |
Osaka | Automated Identification of Heart Wall by Classification of Ultrasonic RF Echoes in Feature Space Hiroki Takahashi, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2009-103 |
[more] | US2009-103 pp.87-92 |
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| EA, US (Joint) |
2010-01-26 11:25 |
Osaka | Scatterer's Radius Estimation by Frequency Spectrum of Scattered Ultrasonic Wave for Assessment of Red Blood Cell Aggregation Taku Fukushima, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2009-104 |
[more] | US2009-104 pp.93-98 |
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| EA | 2009-08-04 11:15 |
Miyagi | Investigation on Fast Ultrasonic Imaging of the Heart Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) EA2009-54 |
Ultrasonography is a valuable method for non-invasive diagnosis of living organs, such like the heart, by measuring cros... [more] | EA2009-54 pp.67-70 |
|
| US | 2008-09-25 15:50 |
Miyagi | Measurement of Ultrasonic Backscattering Property Caused by Change in the Scatterer's Radius for Assessment of Red Blood Cell Aggregation Nobutaka Saitoh, Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2008-36 |
[more] | US2008-36 pp.25-28 |
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| EA | 2008-08-04 13:00 |
Miyagi | Investigation on Ultrasonic Measurement of Artery-Wall Displacement Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) EA2008-48 |
Elasticity of the arterial wall is significantly altered by the development of atherosclerosis. Therefore, methods for m... [more] | EA2008-48 pp.19-24 |
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