Yuasa Tetsuya

Affiliation and department：

Research field (4)： Measurement engineering , Optical engineering and photonics , Biomedical engineering , Biomaterials

Research theme for competitive and other funds (31)：

2022 - 2025 Development of reflection-mode computed tomography using THz-SS-OCT
2018 - 2021 X-Ray Fluorescent Computed Tomography Aiming at Cancer Imaging
2017 - 2020 Design of a high performance X-ray camera to visualize human soft tissue
2014 - 2018 Development of phase-contrast CT reconstruction algorithm for biological samples including hard tissues
2014 - 2017 Development of fluorescent X-ray computed tomography using multi pinhole collimator

2014 - 2017 Development of X-Ray Optics for establishment of X-ray Pathology

2011 - 2013 Development of low-radiation-dose retraction-contrast x-ray computed tomography for breast cancer diagnosis

2010 - 2011 Development of Refraction-based Phantom

2009 - 2011 Development of high spatial resolution molecular imaging system

2008 - 2010 Development and Assessment of tomosynthesis reconstruction algorithm based on refraction contrast

2007 - 2008 脳べータアミロイドやレビー小体の位相X線CT装置を用いた観察の試み

2007 - 2008 Development of small animal imaging system to depict function and morphology

2006 - 2008 Development of X-ray Optics, High Performance 2-Dimensional Detectorand Refraction Algorithm to Visualize Soft Tissue

2006 - 2007 Fundamental Study on Molecular Imaging by Fluorescent X-Ray CT

2005 - 2006 Development of quantitative analyzing method for phase X-ray CT images of biological objects

2005 - 2006 Development of high-speed fluorescent X-ray CT system

2003 - 2006 Integration of multi-modal medical images for CAD

2003 - 2005 Ultrasound Measurement System for Three Dimensional Dynamic Structures

2003 - 2004 Biological observation with fluorescent X-ray CT

2002 - 2004 Imaging and image processing for integrated understanding of multi-modal medical images

2001 - 2002 Time Domain Analysis on Magnetic Shielding Performance of YBCO Superconductor

1999 - 2001 DEVELOPMENT QF HOLOGRAPHIC CT SYSTEM FOR FIELD WORKS

1999 - 2001 Study of PEDRI (Proton Electron Double Resonance Imaging)

1999 - 2001 Spatio-Temporal Integrated Instrumentation and Evaluation of Biomedical Structures and Functions from Time Varying Images

1999 - 2000 Numerical Investigations on Magnetic Shielding Performance of High-Tc Superconductor

1999 - 2000 放射光単色X線を用いた高空間分解能蛍光X線CTの開発

1998 - 2000 DEVELOPMENT OF VERSATILE ARRAY SENSOR USING MULTIDIMENSIONAL SIGNAL PROCESSING

1997 - 1998 放射光シートビームを用いた蛍光X線CT再構成の基礎的検討

1997 - 1998 Spatio-Temporal Integrated Instrumentation and Evaluation of Biomedical Structures and Functions from Time Varying Images

1995 - 1997 UNDER WATER 3-D IMAGING SYSTEM USING ACOUSTICAL HOLOGRAPHY

1994 - 1995 Development of a Spatio-temporal Analyzing System for Cardiac Function by using a Portable RI Monitoring Apparatus

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Papers (98)：

Naoki Sunaguchi, Tetsuya Yuasa, Daisuke Shimao, Shu Ichihara, Rajiv Gupta, Masami Ando. Superimposed wavefront imaging of diffraction-enhanced x-rays: A method to achieve higher resolution in crystal analyzer-based x-ray phase-contrast imaging. Applied Physics Letters. 2023. 122. 12
N Sunaguchi, Z Huang, D Shimao, T Yuasa, S Ichihara, R Nishimura, A Iwakoshi, M Ando. Three-dimensional visualization of cribriform pattern in ductal carcinoma in situ with x-ray dark field computed tomography. 15th International Workshop on Breast Imaging (IWBI2020). 2022. 11513. 11513X
N Sunaguchi, Z Huang, D Shimao, T Yuasa, S Ichihara, R Nishimura, A Iwakoshi, M Ando. Three-dimensional visualization of cribriform pattern in ductal carcinoma in situ with x-ray dark field computed tomography. 15th International Workshop on Breast Imaging (IWBI2020). 2022. 11513. 11513X
N Sunaguchi, Z Huang, D Shimao, T Yuasa, S Ichihara, R Nishimura, A Iwakoshi, M Ando. Three-dimensional visualization of cribriform pattern in ductal carcinoma in situ with x-ray dark field computed tomography. 15th International Workshop on Breast Imaging (IWBI2020). 2022. 11513. 11513X
Naoki Sunaguchi, Daisuke Shimao, Rieko Nishimura, Akari Iwakoshi, Tetsuya Yuasa, Masami Ando, Shu Ichihara. Usefulness of X-ray dark-field imaging in the evaluation of local recurrence after nipple-sparing mastectomy. International journal of computer assisted radiology and surgery. 2021. 16. 11. 1915-1923

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MISC (52)：

砂口尚輝, 湯浅哲也, 島雄大介, 黄卓然, 市原周, 西村理恵子, 岩越朱里, Kim Jong-Ki, Gupta Rajiv, 安藤正海. 高空間分解能位相コントラストCTを得るためのX線回折波2重撮影法の開発. 日本医用画像工学会大会予稿集. 2023. 42回. 169-170
砂口尚輝, 黄卓然, 島雄大介, 湯浅哲也, 市原周, 西村理恵子, 岩越朱里, 安藤正海. Refraction-contrast CT system based on X-ray darkfield imaging with high spatial resolution. 量子ビームサイエンスフェスタ(Web). 2023. 2022
砂口尚輝, 湯浅哲也, 島雄大介, HUANG Zhuoran, 市原周, 西村理恵子, 岩越朱里, KIM Jong-Ki, GUPTA Rajiv, 安藤正海. Theoretical consideration on refraction-contrast CT based on the superimposed wavefront imaging of diffraction-enhanced X-rays. センシングフォーラム資料(CD-ROM). 2023. 40th
對馬結太, 松岡将宏, 笹谷典太, 砂口尚輝, 河嶋秀和, 兵藤一行, 湯浅哲也, 銭谷勉. Image improvement of X-ray fluorescence computed tomography by dual-energy scatter correction and highly sensitive multiple pinholes. 日本医用画像工学会大会予稿集(CD-ROM). 2022. 41st
Daisuke Shimao, Naoki Sunaguchi, Tetsuya Yuasa, Masami Ando, Kensaku Mori, Rajiv Gupta, Shu Ichihara. X-ray Dark-Field Imaging (XDFI)-a Promising Tool for 3D Virtual Histopathology. Molecular Imaging and Biology. 2021. 23. 4. 481-494

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Books (4)：

医用画像工学ハンドブック
日本医用画像工学会 2012
Molecular Imaging (共著)
INTECH 2012
ME用語事典
コロナ社 1999
わかる画像処理
日新出版 1999

Lectures and oral presentations (7)：

A physico-mathematical formula for easily reconstructing refraction-based image of soft tissue
(7th International Symposium on Medical Application of Synchrotron Radiation 2012)
CT Imaging Based on Refraction Contrast for Biomedical Use Using DFI Method
(IUMRS-ICEM 2012 2012)
Reconstruction Theory of Refraction Contrast Computed Tomography
(The 6th Asian Meeting on Synchrotron Radiation Biomedical Imaging 2011)
Reconstruction Algorithm of Refraction-Based Computed Tomography from Viewpoint of X-Ray Optics
(International Forum on Medical Imaging in Asia 2011 2011)
世界に先駆けた屈折型CT技術開発と今後
(秋季第71回応用物理学会学術講演会 2010)

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Education (2)：

- 1991 The University of Tokyo Graduate School, Division of Engineering
- 1986 The University of Tokyo Faculty of Science

Work history (12)：

2017/04 - 現在 Yamagata University Graduate School of Science and Engineering Professor
2010/02 - 現在国立病院機構名古屋医療センター研究員
2005/06/01 - 2017/03/31 Yamagata University Faculty of Engineering Department of Bio-System Engineering Professor
2005/06 - 2017/03 Yamagata University Faculty of Engineering Department of Bio-System Engineering Professor
2005/06 - 2017/03 Yamagata University Abolition organization Department of Bio-System Engineering Professor

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Awards (7)：

2013/09 - 計測自動制御学会計測自動制御学会学会賞(論文賞)
2009/01 - International Forum on Medical Imaging in Asia IFMIA 2009 Best Poster Award
2002/08 - The 6th World Multiconference on Systemics, Cybernetics and Informatics SCI/ISAS2002, Best Paper Award
1998/07 - 日本医用画像工学会日本医用画像工学会論文賞
1997/07 - 日本医用画像工学会日本医用画像工学会論文賞

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Association Membership(s) (5)：

応用物理学会 , IEEE , 日本医用画像工学会 , 電子情報通信学会 , 計測自動制御学会

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