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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2014-06-23 15:45 |
Tokyo | Tokyo Metropolitan Univ. | Measurement of heat capacity per unit volume of the biological tissue exposed to ultrasound
-- Phantom experiments -- Kantaro Shimizu, Shinichi Murakami, Yoshiaki Watanabe, Iwaki Akiyama (Doshisha Univ.)  US2014-22 |
We have focused on the heat capacity per unit volume of the biological tissue for ultrasonic tissue characterization. S... [more] | US2014-22 pp.31-35 |
| US | 2014-02-21 11:30 |
Tokyo | Chofu Aerospace Center, Aerodrome Branch, JAXA | FDA compensation of tissue harmonic imaging by AM modulation of FM chirp transmission signal Takuya Hiraoka, Norio Tagawa, Kan Okubo (Toyko Metropolitan Univ.), Iwaki Akiyama (Doshisha Univ.) US2013-98 |
High definition of medical ultrasound images is strongly required. Recently, study of ultrasonic imaging using a second ... [more] | US2013-98 pp.25-30 |
| US | 2013-09-12 15:15 |
Miyagi | Tohoku University | Separate Measurement of Ultrasound and Temperature Change by Using Optical Fiber Takashi Kageyama, Daisuke Koyama, Iwaki Akiyama (Doshisha Univ.) US2013-44 |
Acoustic Radiation Force Impulse (ARFI) has been actively studied in the field of medical ultrasonics. Generally, long p... [more] | US2013-44 pp.25-29 |
| US | 2013-07-29 08:30 |
Fukuoka | Chikushi Campus, Kyushu University | Development of Safety Evaluation System in Biological Tissue under Exposure to Ultrasound Irradiation for Animal Experiment Naotaka Nitta (AIST), Yasunao Ishiguro, Hideki Sasanuma, Yoshikazu Yasuda, Nobuyuki Taniguchi (Jichi Med. Univ.), Iwaki Akiyama (Doshisha Univ.) US2013-29 |
Safety criteria for diagnostic ultrasound devices are Ispta.3 ≦ 720 mW/cm2 and MI ≦ 1.9, respectively. Revisions of thes... [more] | US2013-29 pp.37-40 |
| EA, US (Joint) |
2012-01-26 15:15 |
Osaka | Kansai Univ. | On the effects of frequency dependent attenuation of biological tissues in ultrasonic imaging
-- Transmitting waveform relevant to imaging depth -- Iwaki Akiyama (Shonan Inst. Tech.) US2011-93 EA2011-111 |
Ultrasonic imaging which is used in clinical diagnosis is based on the pulse-echo technique and beam forming by array tr... [more] | US2011-93 EA2011-111 pp.41-46(US), pp.43-48(EA) |
| US | 2010-06-24 15:40 |
Tokyo | Development of Ultrasonic Diagnostic System Using Multiple Resonance Transducer Natsuki Yoshizumi, Iwaki Akiyama (Shonan Inst. of Tech.), Shigemi Saito (Tokai Univ.), Yuji Wada, Daisuke Koyama, Kentaro Nakamura (Tokyo Inst. of Tech.) US2010-27 |
We developed the multiple resonance transducer (MRT) formed by different thickness piezo elements, matching layer and ba... [more] | US2010-27 pp.77-82 |
|
| EA, US (Joint) |
2010-01-25 11:00 |
Osaka | A preliminary study on Counter-Crossed Beam Contrast Echo method using an ultrasonic diagnostic equipment Taishi Eura, Kenji Yoshida, Yoshiaki Watanabe (Doshisha Univ.), Iwaki Akiyama (Shonan Inst. of Tech.) US2009-89 |
A preliminary study on Counter-Crossed Beam Contrast Echo method is carried out. This method is a blood flow imaging met... [more] | US2009-89 pp.11-16 |
|
| US | 2009-06-26 16:35 |
Chiba | Ultrasonic Imaging Using Multiple Resonance Transducer Natsuki Yoshizumi (Shonan Inst. of Tech.), Kentaro Nakamura (Tokyo Inst. of Tech), Iwaki Akiyama (Shonan Inst. of Tech.) US2009-21 |
We developed the multiple resonance transducer formed by different thickness layers. We measured ultrasonic wave radiate... [more] | US2009-21 pp.43-48 |
|
| EA, US (Joint) |
2009-01-30 15:10 |
Kyoto | Fundamental study on Counter-Crossed Beam Contrast Echo method
-- Measurement of flow velocity by sum frequency component -- Taishi Eura, Kenji Yoshida, Yoshiaki Watanabe (Doshisha Univ.), Iwaki Akiyama (SIT) US2008-90 |
We propose a new contrast echo method using the counter crossed beams of two ultrasonic frequencies as an ultrasound dia... [more] | US2008-90 pp.105-110 |
|
| EA, US (Joint) |
2008-01-29 16:00 |
Osaka | Kansai University | Sum frequency component generated at the crossing region of dual frequency ultrasound beams
-- Applying to contrast echo imaging -- Naoki Yoshimoto, Kenji Yoshida, Yoshiaki Watanabe (Doushisha Univ.), Iwaki Akiyama (Shounan Institute of Technology) US2007-106 |
We propose a new contrast echo method using the crossed beams of two ultrasonic frequencies as an ultrasound diagnostic ... [more] | US2007-106 pp.53-58 |
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