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last modified：2025/04/02
Professor MATSUBARA, Kosuke
Faculty, Affiliation
Faculty of Health Sciences, Institute of Medical, Pharmaceutical and Health Sciences Department of Quantum Medical Technology, Faculty of Health Sciences, Institute of Medical, Pharmaceutical and Health Sciences
Professor
College and School Educational Field
Division of Health Sciences, Graduate School of Medical Science
Division of Health Sciences，Graduate School of Medical Science
Department of Radiological Technology，School of Health Sciences, College of Medical, Pharmaceutical and Health Sciences
Laboratory
Matsubara Laboratory, Department of Quantum Medical Technology
Academic Background
【Academic background(Doctoral/Master's Degree)】
Kanazawa University Grauate School Master Medical Science Health Sciences 200503 Completed
Kanazawa University Grauate School Doctor Medical Science Health Sciences 200803 Completed
【Academic background(Bachelor's Degree)】
Kanazawa University 200103
【Degree】
Doctor of Philosophy
Career
Kanazawa University Faculty of Health Sciences Professor(2020/10/01-)
Kanazawa University Faculty of Health Sciences Associate Professor(2015/03/01-2020/09/30)
Kanazawa University Faculty of Health Sciences Assistant Professor(2008/04/01-2015/02/28)
Kanazawa University Hospital Department of Radiological Technology Radiological Technologist(2001/04/01-2008/03/31)
Year & Month of Birth
Academic Society
Japanese Society of Radiological Technology
Japanese Society of Radiological Technology
Japanese Society of Radiological Technology
Japanese Society of CT Technology
Japanese Society of CT Technology
Japan Health Physics Society
The American Association of Physicists in Medicine
The Japan Association of Radiological Technologists
Award
○Best Oral Presentation Award, 24th AOCMP & 22nd SEACOMP(2024/10/13)
○Professor Pradub Atthakorn Memorial Lecture Award, Thai Medical Physicist Society 15th Annual Scientific Meeting(2024/03/01)
○Certificate of Merit Award, The 2nd International Conference on Radiological Physics and Technology(2023/05/12)
○Certificate of Merit Award, The 2nd International Conference on Radiological Physics and Technology(2023/05/12)
○Certificate of Merit Award, The 2nd International Conference on Radiological Physics and Technology(2023/05/12)
○Outstanding Reviewer Award (Outstanding Reviewer in 2019), Radiological Physics and Technology(2021/04/16)
○Outstanding Reviewer Award (Outstanding Reviewer in 2019), Radiological Physics and Technology(2021/04/16)
○Outstanding Reviewer Award (Outstanding Reviewer in 2019), Radiological Physics and Technology(2021/04/16)
○Outstanding Reviewer Award (Outstanding Reviewer in 2019), Radiological Physics and Technology(2021/04/16)
○Takiuchi Award, Japanese Society of Radiological Technology(2019/04/13)
○Takiuchi Award, Japanese Society of Radiological Technology(2019/04/13)
○Takiuchi Award, Japanese Society of Radiological Technology(2019/04/13)
○The Best Presentation Award in Diagnostic Imaging, Thai Medical Physicist Society 10th Annual Scientific Meeting(2018/01/19)
○Oral Presentation Award, the 7th Korea-Japan Joint Meeting on Medical Physics(2014/09/27)
○Oral Presentation Award, the 7th Korea-Japan Joint Meeting on Medical Physics(2014/09/27)
○Oral Presentation Award, the 7th Korea-Japan Joint Meeting on Medical Physics(2014/09/27)
○Oral Presentation Award, the 7th Korea-Japan Joint Meeting on Medical Physics(2014/09/27)
○Oral Presentation Award, the 7th Korea-Japan Joint Meeting on Medical Physics(2014/09/27)
○Oral Presentation Award, the 7th Korea-Japan Joint Meeting on Medical Physics(2014/09/27)
○Oral Presentation Award, the 7th Korea-Japan Joint Meeting on Medical Physics(2014/09/27)
Specialities
Radiation science
Speciality Keywords
Radiation measurement，Radiation protection, X-ray computed tomography technology
Research Themes
Evaluation of organ doses in ECG gated cardiac CTA
This study was designed to estimate the radiation doses absorbed by organs located within the chest region during 64-section CT coronary angiography using different acquisition techniques and heart rates.
Multi-institutional joint research for evaluation of eye lens doses for medical staff performing non-vascular interventional procedures
Evaluation of radiation dose and construction of multilateral dose optimization method in dual-energy CT
Analysis of absorbed dose distribution in X-ray computed tomography
Survey on radiation exposure during pediatric computed tomography examinations in Japan
Development and evaluation of new radiation shield
Books
- Masaaki Akahane, Kanako Kumamaru, Yasutaka Takei, Eriko Maeda, Kosuke Matsubara ICRP Publication 139: Occupational Radiological Protection in Interventional Procedures Nuclear Regulation Authority 2024/02/07
- JSCT Technical Guidelines 2021 2021/11/22
- JCS 2021 Guideline on Radiation Safety in Cardiology 2021/03/27
- Hajime Sakamoto (ed.) Introduction to Safety and Management in Medical Imaging Japanese Society of Radiological Technology 2022/02/01
- Slavik Tabakov, Franco Milano, Magdalena S. Stoeva, Perry Sprawls, Sameer Tipnis, Tracy Underwood (eds.) Encyclopaedia of Medical Physics Second Edition CRC Press 2021/07/20
- Zoe Brady, James M Kofler Jr, Mika Kortesniemi, Kosuke Matsubara,Jose M Fernandez-Soto, Yongsu Yoon, Kwan Hoong Ng Medical Physics During the COVID-19 Pandemic: Global Perspectives in Clinical Practice, Education and Research CRC Press 2021/03/11
- Shinichiro Iwamoto, Kosuke Matsubara, Masahiko Okumura, Kenta Sakaguchi, Shoji Tani, Kazuhisa Nakazato Radiation Safety Management. Textbook Series: Fundamentals of Radiological Technology 2021/02/25
- Katsuhiro Ichikawa, Kosuke Matsubara, Kazuto Kozaka, Satoshi Kobayashi (eds.) CT super basics 2019/03/25
- Keisuke Fukushi, Nagayoshi Katsuta, Robert G. Jenkins, Kosuke Matsubara, Bunta Takayama, Yukiya Tanaka, Davaadorj Davaasuren, Ochirbat Batkhishig, Noriko Hasebe, Kenji Kashiwaya. Earth Surface Processes and Environmental Changes in East Asia: Records From Lake-catchment Systems Springer Japan 2015
- Luca Saba, Jasjit S. Suri, Kosuke Matsubara, et al. (total 55 contributors) Multi-Detector CT Imaging: Principles, Head, Neck, and Vascular Systems CRC Press 2013/10
- Radiation protection in medical treatment: minimum basic knowledge Japanese Society of Radiological Technology 2012/09
Papers
- Evaluation of a method for correcting systematic setup error in external-beam radiation therapy T. Takakura,K. Matsubara,T. Mizowaki,M. Nakata,S. Yano,T. Okada,T. Fujimoto,T. Kamomae,R. Tanaka,K. Koshida,Y. Kikuchi Nippon Hoshasen Gijutsu Gakkai zasshi 64 1 35 2008/01
- Low-contrast resolution in MDCT with 16 detector rows: relationship to dose and time Kosuke Matsubara,Kichiro Koshida,Hiroyuki Ueno,Masayuki Suzuki,Hideo Tsujii,Tomoyuki Yamamoto 55 667 421 2008/05
- Comparison between 3-D and z-axis automatic tube current modulation technique in multidetector-row CT K. Matsubara,K. Koshida,M. Suzuki,H. Tsujii,T. Yamamoto,O. Matsui RADIATION PROTECTION DOSIMETRY 128 1 106 2008/01
- Influence of electromagnetic waves on portable electronic instruments in medicine Aki Watanabe,Masaki Sugimoto,Tomonori Ohshima,Kosuke Matsubara,Masaru Yamashita,Kazuya Nakayama,Kazuhiko Kojima Japanese Journal of Radiological Technology 58 7 948 2002/07
- [Creation and clinical application of real-time dose monitor using dose area product meter]. Kosuke Matsubara,Kichiro Koshida,Atsushi Fukuda,Yoshinori Uoyama,Hiroji Iida,Takashi Mizushima Nihon Hoshasen Gijutsu Gakkai zasshi 60 5 719 2004/05
- [Evaluation of appropriate slice thickness setting in multidetector-row CT examinations for screening of liver cancer]. Kosuke Matsubara,Kichiro Koshida,Masayuki Suzuki,Aya Nishimura,Hiroyuki Ueno,Tadanori Takata,Hideo Tsujii,Tomoyuki Yamamoto Nihon Hoshasen Gijutsu Gakkai zasshi 64 1 65 2008/01/20
- Estimation of the effective dose of patient in interventional radiology: study of coronary angiography Chikako Kawabata,Kichiro Koshida,Mayumi Hayakawa,Akira Chadani,Hiroto Nakagawa,Kimiya Noto,Atsushi Fukuda,Kosuke Matsubara,Hiroji Iida Japanese Journal of Radiological Technology 62 8 1119 2006/08
- Assessment of aberrant right subclavian artery using multi-detector CT: frequency and CT appearance Masayuki Suzuki,Osamu Matsui,Akihiro Takemura,Katsuhiro Ichikawa,Fumiaki Ueda,Jyunichiro Sanada,Yoshihiro Shibata,Tadanori Takata,Norio Hayashi,Kosuke Matsubara Japanese Journal of Clinical Radiology 53 1 223 2008
- Evaluation of variations in absorbed dose and image noise according to patient forms in X-ray computed tomography. Kosuke Matsubara,Kichiro Koshida,Masayuki Suzuki,Mayumi Hayakawa,Hideo Tsujii,Tomoyuki Yamamoto Nihon Hoshasen Gijutsu Gakkai zasshi 61 12 1581 2005/12/20
- [Evaluation and comparison of dose profiles and patient doses among X-ray CT scanners]. Kosuke Matsubara,Kichiro Koshida,Masayuki Suzuki,Atsushi Fukuda,Chikako Kawabata,Hideo Tsujii,Takashi Mizushima Nihon Hoshasen Gijutsu Gakkai zasshi 61 5 683 2005/05/20
- Evaluation of the frequency of the left vertebral artery originating directly from the aortic arch by multi-detector CT Masayuki Suzuki,Akihiro Takemura,Osamu Matsui,Fumiaki Ueda,Yoshihiro Shibata,Kazuhiro Kawahara,Yukihiro Matsuura,Tadanori Takata,Kosuke Matsubara,Keiko Kobayashi Japanese Journal of Clinical Radiology 52 1 215 2007
- Relationship between recovery period of lower lip hypoesthesia and sagittal split area or plate screw position after sagittal split ramus osteotomy. Yukari Hashiba,Koichiro Ueki,Kohei Marukawa,Kiyomasa Nakagawa,Etsuhide Yamamoto,Kosuke Matsubara Oral surgery, oral medicine, oral pathology, oral radiology, and endodontics 105 1 11 2008/01
- Shielding effect of clinical X-ray protector and lead glass against annihilation radiation and gamma rays of Tc-99m Atsushi Fukuda,Kichiro Koshida,Ichiro Yamaguchi,Masaaki Takahashi,Keitarou Kitabayashi,Kosuke Matsubara,Kimiya Noto,Chikako Kawabata,Hiroto Nakagawa Japanese Journal of Radiological Technology 60 12 1723 2004/12
- Method of estimating patient skin dose from dose displayed on medical X-ray equipment with flat panel detector Atsushi Fukuda,Kichiro Koshida,Ichiro Yamaguchi,Atsuhiko Togashi,Kosuke Matsubara Japanese Journal of Radiological Technology 60 5 725 2004/05
- Correction of iodine-123-labeled meta-iodobenzylguanidine uptake with multi-window methods for standardization of the heart-to-mediastinum ratio Kenichi Nakajima,Kosuke Matsubara,Takehiro Ishikawa,Nobutoku Motomura,Ryo Maeda,Nasima Akhter,Koichi Okuda,Junichi Taki,Seigo Kinuya Journal of Nuclear Cardiology 14 6 843 2007/11
- Measurement and evaluation of electromagnetic environment in medical facility Kazuhiko Kojima,Aki Watanabe,Masaki Sugimoto,Kazuya Nakayama,Tomonori Ohshima,Kosuke Matsubara,Masaru Yamashita Memoirs of School of Health Sciences Faculty of Medicine Kanazawa University 24 1 121 2000
- Evaluation and comparison of dose profiles and patient doses among X-ray CT scanner Kosuke Matsubara,Kichiro Koshida,Masayuki Suzuki,Atsushi Fukuda,Chikako Kawabata,Hideo Tsujii,Takashi Mizushima Japanese Journal of Radiological Technology 61 5 683 2005/05
- [Estimation of X-radiation protective coats in abdominal angiography]. Kichiro Koshida,Takumi Sota,Kimiya Noto,Atsushi Fukuda,Kosuke Matsubara,Hiroto Nakagawa,Chikako Kawabata Nihon Hoshasen Gijutsu Gakkai zasshi 61 7 989 2005/07/20
- Contrast resolution in multidetector-row CT with 16 detector rows: phantom study. Kosuke Matsubara,Kichiro Koshida,Masayuki Suzuki,Norio Hayashi,Tadanori Takata,Hideo Tsujii,Tomoyuki Yamamoto,Osamu Matsui Radiological physics and technology 1 1 13 2008/01
- Comparison of patient doses among X-ray CT scanners: evaluation using anthropomorphic body phantom Kosuke Matsubara,Kichiro Koshida,Masayuki Suzuki,Hideo Tsujii,Tomoyuki Yamamoto 53 650 1594 2006/12
- Accessory cardiac bronchus: A retrospective CT-anatomical study Masayuki Suzuki,A. Takemura,K. Matsubara,O. Matsui,Y. Shibata,H. Kawashima,T. Takata,N. Hayashi Japanese Journal of Clinical Radiology 55 179 2010/02/15
- Analysis method of noise power spectrum for medical monochrome liquid crystal displays. Katsuhiro Ichikawa,Yoshie Kodera,Aya Nishimura,Mikio Hasegawa,Naohiro Kimura,Akihiro Takemura,Kosuke Matsubara Radiological physics and technology 1 2 201 2008/07
- [Effectiveness of a positioning doll for radiography: through performance as a practice of radiography training and a questionnaire targeted for radiological technologists]. Kosuke Matsubara,Masayuki Suzuki,Etsuro Taka,Kichiro Koshida,Akihiro Takemura,Tomoyuki Yamamoto Nihon Hoshasen Gijutsu Gakkai zasshi 65 12 1650 2009/12/20
- Temporal-spatial characteristic evaluation in a dynamic flat-panel detector system H. Kawashima,R. Tanaka,K. Matsubara,K. Ichikawa,K. Sakuta,S. Minami,N. Hayashi,S. Sanada,M. Kawamura,T. Yamamoto Progress in Biomedical Optics and Imaging - Proceedings of SPIE 7622 3 2010
- [Optimization of X-ray conditions for full spine X-ray examinations in slot-scan digital radiography]. Kimiya Noto,Syuhei Minami,Ayumi Morishita,Tomohiro Yokoi,Hiroji Iida,Kosuke Matsubara,Akihiro Takemura,Kichiro Koshida Nihon Hoshasen Gijutsu Gakkai zasshi 67 11 1438 2011
- Image quality evaluation of new image reconstruction methods applying the iterative reconstruction TAKATA Tadanori,ICHIKAWA Katsuhiro,HAYASHI Hiroyuki,MITSUI Wataru,SAKUTA Keita,KOSHIDA Haruka,YOKOI Tomohiro,MATSUBARA Kousuke,HORII Jyunsei,IIDA Hiroji Nihon Hoshasen Gijutsu Gakkai Zasshi 68 4 404 2012/04
- A head phantom study for intraocular dose evaluation of 64-slice multidetector CT examination in patients with suspected cranial trauma. Kosuke Matsubara,Kichiro Koshida,Kimiya Noto,Tadanori Takata,Masayuki Suzuki,Tetsunori Shimono,Tomoyuki Yamamoto,Osamu Matsui European journal of radiology 79 2 283 2011/08
- Evaluation of patient doses due to fluoroscopic exposures. Kimiya Noto,Kosuke Matsubara,Kichiro Koshida,Hiroji Iida,Tomoyuki Yamamoto Radiation protection dosimetry 146 1-3 234 2011/07
- [Approach to the core of explanation of radiation exposure]. Kosuke Matsubara Nihon Hoshasen Gijutsu Gakkai zasshi 68 11 1533 2012
- Reduction of breast dose in abdominal CT examinations: Effectiveness of automatic exposure control system Kosuke Matsubara,Kichiro Koshida,Kimiya Noto,Tadanori Takata RADIATION MEASUREMENTS 46 12 2056 2011/12
- Characteristics of polymer gel dosimeter for high energy x-rays, electrons, and protons Masato Saga,Kichiro Koshida,Kousuke Matsubara,Eiichi Yamamoto,Shinichi Ueda,Naoki Isomura,Kyo Kume Proceedings of the 25th Workshop on Radiation Detectors and Their Uses 58 2011
- Assessment of patient exposure to X-radiation from SPECT/CT scanners Narihiro Hara,Masahisa Onoguchi,Kenichi Takenaka,Kousuke Matsubara,Hiroyuki Ujita,Youichi Kenko Journal of Nuclear Medicine Technology 38 3 138 2010/09
- Dose distribution for iodine-125 seed implant brachytherapy Sho Wakumura,Kichiro Koshida,Kosuke Matsubara,Yuichi Kurata,Shinichi Ueda,Kimiya Noto Proceedings of the Seventeenth EGS Users’ Meeting in Japan 33 2010/09
- CTDIw evaluation for each condition in the X-rays CT Kichiro Koshida,Kosuke Matsubara,Kimiya Noto,Hisahiro Matsui,Shinjiro Hirao Proceeding of the third Asian and Oceanic Congress of Radiation Protection 2010/05
- Simultaneous analysis of marrow fat fraction and bone mineral density with modulus and real multiple gradient-echo MRI Yuko Motono,Tosiaki Miyati,Yuu Ueda,Nobuyuki Arai,Harumasa Kasai,Masaki Hara,Makoto Kawano,Yuta Shibamoto,Hideaki Kawamitsu,Yuriko Suzuki,Kosuke Matsubara Medical Imaging and Information Sciences 27 1 14 2010/01
- Effective dose evaluation of multidetector CT examinations: influence of the ICRP recommendation in 2007. Kosuke Matsubara,Kichiro Koshida,Masayuki Suzuki,Tetsunori Shimono,Tomoyuki Yamamoto,Osamu Matsui European radiology 19 12 2855 2009/12
- Chest CT performed with 3D and z-axis automatic tube current modulation technique: breast and effective doses. Kosuke Matsubara,Tadanori Takata,Kichiro Koshida,Kimiya Noto,Tetsunori Shimono,Junsei Horii,Tomoyuki Yamamoto,Osamu Matsui Academic radiology 16 4 450 2009/04
- Polarity effect in commercial ionization chambers used in photon beams with small fields. Tetsunori Shimono,Kichiro Koshida,Hidekazu Nambu,Kosuke Matsubara,Hiroshi Takahashi,Hiroshi Okuda Radiological physics and technology 2 1 97 2009/01
- Apparent diffusion coefficient and fractional anisotropy in the vertebral bone marrow. Yu Ueda,Tosiaki Miyati,Naoki Ohno,Yuko Motono,Masaki Hara,Yuta Shibamoto,Harumasa Kasai,Hideaki Kawamitsu,Kosuke Matsubara Journal of magnetic resonance imaging : JMRI 31 3 632 2010/03
- Radioanatomical study of a true tracheal bronchus using multidetector computed tomography Masayuki Suzuki,Osamu Matsui,Hiroko Kawashima,Akihiro Takemura,Kosuke Matsubara,Norio Hayashi,Wataru Koda,Yoshihiro Shibata JAPANESE JOURNAL OF RADIOLOGY 28 3 188 2010/04
- Semi-automated algorithm for calculating heart-to-mediastinum ratio in cardiac Iodine-123 MIBG imaging. Koichi Okuda,Kenichi Nakajima,Tetsuo Hosoya,Takehiro Ishikawa,Takahiro Konishi,Kosuke Matsubara,Shinro Matsuo,Seigo Kinuya Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology 18 1 82 2011/02
- Relationship between specific organ doses and volumetric CT dose indices in multidetector CT studies. Kosuke Matsubara,Kichiro Koshida,Kimiya Noto,Tetsunori Shimono,Tomoyuki Yamamoto,Osamu Matsui Journal of medical imaging and radiation oncology 55 5 493 2011/10
- A New Method of Measuring Effective Energy Using Copper-pipe Absorbers in X-ray CT IIDA Hiroji,NOTO Kimiya,MITSUI Wataru,TAKATA Tadanori,YAMAMOTO Tomoyuki,MATSUBARA Kousuke Jpn. J. Radiol. Technol. 67 9 1183 2011/09/20
- Estimation of organ-absorbed radiation doses during 64-detector CT coronary angiography using different acquisition techniques and heart rates: a phantom study. Kosuke Matsubara,Kichiro Koshida,Kimiya Noto,Tadanori Takata,Tetsunori Shimono,Hiroko Kawashima,Tomoyuki Yamamoto,Osamu Matsui Acta radiologica (Stockholm, Sweden : 1987) 52 6 632 2011/07/01
- [Evaluation of an exposed-radiation dose on a dual-source cardiac computed tomography examination with a prospective electrocardiogram-gated fast dual spiral scan]. Kosuke Matsubara,Haruka Koshida,Keita Sakuta,Hiroyuki Hayashi,Tadanori Takata,Junsei Horii,Keiichi Kawai,Tomoyuki Yamamoto,Kichiro Koshida Nihon Hoshasen Gijutsu Gakkai zasshi 68 1 59 2012
- [Influence on measurements of pre-irradiation due to differences in ionization chamber shape or frequency in use]. Tetsunori Shimono,Hidekazu Nambu,Kosuke Matsubara,Kichiro Koshida,Tsutomu Gomi Nihon Hoshasen Gijutsu Gakkai zasshi 68 8 986 2012
- Noise simulation system for determining imaging conditions in digital radiography R. Tanaka,K. Ichikawa,K. Matsubara,H. Kawashima MEDICAL IMAGING 2012: PHYSICS OF MEDICAL IMAGING 8313 2012
- Assessment of an organ-based tube current modulation in thoracic computed tomography. Kosuke Matsubara,Mai Sugai,Asami Toyoda,Haruka Koshida,Keita Sakuta,Tadanori Takata,Kichiro Koshida,Hiroji Iida,Osamu Matsui Journal of applied clinical medical physics 13 2 3731 2012/03/08
- Misoperation of CT automatic tube current modulation systems with inappropriate patient centering: phantom studies. Kosuke Matsubara,Kichiro Koshida,Katsuhiro Ichikawa,Masayuki Suzuki,Tadanori Takata,Tomoyuki Yamamoto,Osamu Matsui AJR. American journal of roentgenology 192 4 862 2009/04
- Simple estimation method of operator eye lens doses using a dose-area product meter due to fluoroscopic x-ray procedures Kimiya Noto,Kosuke Matsubara,Kichiro Koshida Proceedings of the fourth Asian and Oceanic Congress on Radiation Protection 2014/05
- Application of aluminum in diagnostic radiology Kosuke Matsubara,Ayaka Hirosawa,Kichiro Koshida Keikinzoku/Journal of Japan Institute of Light Metals 64 2 63 2014
- Experience Studying Abroad Is a Life Asset MATSUBARA Kosuke Jpn. J. Radiol. Technol. 69 6 712 2013/06/20
- Approach to the Core of Exposure Explanation MATSUBARA Kosuke Jpn. J. Radiol. Technol. 68 11 1533 2012/11/20
- The Essential Knowledge for Exposition of Radiation Protection ISOBE Tomonori Jpn. J. Radiol. Technol. 68 10 1419 2012/10/20
- A novel removable shield attached to C-arm units against scattered X-rays from a patient's side. Hiroshige Mori,Kichiro Koshida,Osamu Ishigamori,Kosuke Matsubara European radiology 24 8 1794 2014/08
- Review of a simple noise simulation technique in digital radiography. Rie Tanaka,Katsuhiro Ichikawa,Kosuke Matsubara,Hiroki Kawashima Radiological physics and technology 5 2 178 2012/07
- Radiation dose and physical image quality in 128-section dual-source computed tomographic coronary angiography: a phantom study. Kosuke Matsubara,Haruka Koshida,Keita Sakuta,Tadanori Takata,Junsei Horii,Hiroji Iida,Kichiro Koshida,Katsuhiro Ichikawa,Osamu Matsui Journal of applied clinical medical physics 13 5 3959 2012/09/06
- Measurement of table feed speed in modern CT. Atsushi Fukuda,Pei-Jan P Lin,Kosuke Matsubara,Tosiaki Miyati Journal of applied clinical medical physics 15 3 275–281 2014/05/08
- Evaluation of over ranging in 64-slice multidetector-row computed tomography examinations for upper abdomen Hiroyuki Ueno,Kousuke Matsubara,Kichiro Koshida Nihon Hoshasen Gijutsu Gakkai Zasshi 69 1 28 2013/01
- Where should we measure the entrance air kerma rate during acceptance testing of the automatic dose control of a fluoroscopic system? Atsushi Fukuda,Tosiaki Miyati,Kosuke Matsubara Radiological physics and technology 6 2 313 2013/07
- Adjustment of overestimated CT-based attenuation correction on bone SPECT/CT after hip-resurfacing arthroplasty. Akira Suzuki,Kichiro Koshida,Kosuke Matsubara Journal of nuclear medicine technology 41 3 203 2013/09
- Evaluation of the effectiveness of X-ray protective aprons in experimental and practical fields. Hiroshige Mori,Kichiro Koshida,Osamu Ishigamori,Kosuke Matsubara Radiological physics and technology 7 1 158 2014/01
- Measurement of gantry rotation time in modern ct. Atsushi Fukuda,Pei-Jan P Lin,Kosuke Matsubara,Tosiaki Miyati Journal of applied clinical medical physics 15 1 4517 2014/01/06
- Effects of pacemaker, implantable cardioverter-defibrillator, and left ventricular leads on CT-based attenuation correction. Akira Suzuki,Kichiro Koshida,Kosuke Matsubara Journal of nuclear medicine technology 42 1 37 2014/03
- [Radiation dose evaluation in a photon-counting digital mammography unit]. Kosuke Matsubara,China Matsumoto,Yuko Mochiya,Kanako Toda,Kimiya Noto,Kichiro Koshida Nihon Hoshasen Gijutsu Gakkai zasshi 70 5 445 2014/05
- [A comparison of several convenient methods of estimating effective energy in X-ray computed tomography]. Hironori Kondo,Kosuke Matsubara,Ayaka Hirosawa,Kichiro Koshida Nihon Hoshasen Gijutsu Gakkai zasshi 70 5 453 2014/05
- Investigation of qualitative and quantitative factors related to radiological exposure to nursing staff during computed tomography examinations. Hiroshige Mori,Kichiro Koshida,Osamu Ishigamori,Kosuke Matsubara Health physics 107 5 Suppl 3 S202-10 2014/11
- Investigation of image lag and modulation transfer function in fluoroscopy images obtained with a dynamic flat-panel detector. Hiroki Kawashima,Rie Tanaka,Katsuhiro Ichikawa,Kosuke Matsubara,Hiroji Iida,Shigeru Sanada Radiological physics and technology 6 2 367 2013/07
- [Summary of a survey on radiation exposure during pediatric computed tomography examinations in Japan, focusing on the computed tomography examination environment]. Yasutaka Takei,Shoici Suzuki,Osamu Miyazaki,Kosuke Matsubara,Yoshihisa Muramatsu,Yoshiya Shimada,Keiichi Akahane,Keisuke Fujii Nihon Hoshasen Gijutsu Gakkai zasshi 70 6 562 2014/06
- Differences in behavior of tube current modulation techniques for thoracic CT examinations between male and female anthropomorphic phantoms. Kosuke Matsubara,Pei-Jan Paul Lin,Atsushi Fukuda,Kichiro Koshida Radiological physics and technology 7 2 316 2014/07
- Simulation system for understanding the lag effect in fluoroscopic images. Rie Tanaka,Hiroki Kawashima,Katsuhiro Ichikawa,Kosuke Matsubara,Hiroji Iida,Shigeru Sanada Radiological physics and technology 6 2 273 2013/07
- Long-term stability of beam quality and output of conventional X-ray units. Atsushi Fukuda,Kosuke Matsubara,Tosiaki Miyati Radiological physics and technology 8 1 26 2015/01
- [Properties and usage of radiophotoluminescent glass dosimeters for computed tomography dosimetry]. Ayaka Hirosawa,Kosuke Matsubara,Hironori Kondo,Kichiro Koshida Nihon Hoshasen Gijutsu Gakkai zasshi 71 1 12 2015/01
- Evaluation of gantry rotation overrun in axial CT scanning. Atsushi Fukuda,Pei-Jan P Lin,Kosuke Matsubara,Tosiaki Miyati Journal of applied clinical medical physics 15 5 4901 2014/09/08
- Accuracy of measuring half- and quarter-value layers and appropriate aperture width of a convenient method using a lead-covered case in X-ray computed tomography. Kosuke Matsubara,Katsuhiro Ichikawa,Yuichi Murasaki,Ayaka Hirosawa,Kichiro Koshida Journal of applied clinical medical physics 15 1 4602 2014/01/06
- Accuracy of gantry rotation time of less than 300 ms for modern MDCT systems. Atsushi Fukuda,Pei-Jan Paul Lin,Kosuke Matsubara,Tosiaki Miyati Radiological physics and technology 8 1 141 2015/01
- Estimation of the life expectancy of a filament of the conventional X-ray unit: a technical case study. Atsushi Fukuda,Kosuke Matsubara,Tosiaki Miyati Radiological physics and technology 8 1 107 2015/01
- Evaluation of dose output according to the objects using organ-based tube-current modulation in thoracic computed tomography 70 11 1297 2014/11
- Evaluation of organ doses and effective dose according to the ICRP Publication 110 reference male/female phantom and the modified ImPACT CT patient dosimetry. Masanao Kobayashi,Yasuki Asada,Kosuke Matsubara,Yuta Matsunaga,Ai Kawaguchi,Kazuhiro Katada,Hiroshi Toyama,Kichiro Koshida,Shouichi Suzuki Journal of applied clinical medical physics 15 5 4823 2014/09/07
- A novel reconstruction algorithm for arm-artifact reduction in computed tomography Kawashima H,Ichikawa K,Takata T,Matsubara K,Kobayashi S SPIE Medical imaging 2018, Proceedings 2018
- How to optimize radiation dose in computed tomography examinations: available methods and techniques Matsubara K,Kawashima H,Chusin T,Okubo R Medical Physics International Journal 5 2 180 2017
- The current status of eye lens dose measurement in interventional cardiology personnel in Thailand. Anchali Krisanachinda,Suphot Srimahachota,Kosuke Matsubara Radiological physics and technology 10 2 142 2017/06
- Method for determining the half-value layer in computed tomography scans using a real-time dosimeter: Application to dual-source dual-energy acquisition. Kosuke Matsubara,Hiroji Nagata,Rena Okubo,Tadanori Takata,Masanao Kobayashi Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB) 44 227 2017/12
- 5. DRL for Computed Tomography Examination. Matsubara K Nihon Hoshasen Gijutsu Gakkai zasshi 73 10 1075 2017
- Operating Characteristics of Tube-current-modulation Techniques when Scanning Simple-shaped Phantoms Kosuke Matsubara,Kichiro Koshida,Pei-Jan Paul Lin,Atsushi Fukuda JOURNAL OF THE KOREAN PHYSICAL SOCIETY 67 1 82 2015/07
- Overview of dose evaluation method in each modality -dose evaluation methods for medical exposure- Kosuke Matsubara,Thunyarat Chusin,Rena Okubo,Yoshinori Ogawa Japanese Journal of Health Physics 53 4 238 2018
- Eye lens dosimetry and the study on radiation cataract in interventional cardiologists. Kosuke Matsubara,Vorarit Lertsuwunseri,Suphot Srimahachota,Anchali Krisanachinda,Wasee Tulvatana,Bharkbhum Khambhiphant,Waraporn Sudchai,Madan Rehani Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB) 44 232 2017/12
- SWALLOWING COMPUTED TOMOGRAPHY: DOSE ESTIMATION IN A PHANTOM STUDY CONDUCTED AT VARIOUS PATIENT RECLINING ANGLES. Masanao Kobayashi,Yasuki Asada,Kosuke Matsubara,Kazuyuki Minami,Shouichi Suzuki,Yuta Matsunaga,Tomonobu Haba,Ai Kawaguchi,Tomihiko Daioku,Hiroshi Toyama,Ryoichi Kato Radiation protection dosimetry 178 1 87 2018/01/01
- Global Committee Matsubara Kosuke Jpn. J. Radiol. Technol. 72 1 106 2016
- Mini-lecture on X-ray Computed Tomography: Methods for Evaluating Radiation Dose. Kosuke Matsubara Igaku butsuri : Nihon Igaku Butsuri Gakkai kikanshi = Japanese journal of medical physics : an official journal of Japan Society of Medical Physics 36 1 62 2016
- Evaluation of effective dose using the k-factor of optimal scan range for CT examination Masanao Kobayashi,Yasuki Asada,Kosuke Matsubara,Tomonobu Haba,Yuta Matsunaga,Ai Kawaguchi,Kazuhiro Katada,Hiroshi Toyama,Kichiro Koshida,Ryoichi Kato,Shoichi Suzuki Open Journal of Radiology 5 142 2015/09
- [Survey of Recognition, Utilization, and Evaluation for Diagnostic Reference Levels in the Field of X-ray Computed Tomography]. Kosuke Matsubara,Yuta Matsunaga,Noriyuki Yanagawa,Yoshihisa Muramatsu,Yoshihiro Ida,Shoichi Suzuki,Keiichi Akahane,Tsuneo Ishiguchi Nihon Hoshasen Gijutsu Gakkai zasshi 74 7 700 2018
- Survey of Careers and Achievements on Delegates in JSRT International Delegation Projects. Kobayashi M,Tanaka R,Matsubara K,Morioka S,Tsujioka K,Arimura H,Ueda K,Ogura A,Miyati T Nihon Hoshasen Gijutsu Gakkai zasshi 73 10 1061 2017
- Tube Current Modulation Between Single- and Dual-Energy CT With a Second-Generation Dual-Source Scanner: Radiation Dose and Image Quality. Kosuke Matsubara,Tadanori Takata,Masanao Kobayashi,Satoshi Kobayashi,Kichiro Koshida,Toshifumi Gabata AJR. American journal of roentgenology 207 2 354 2016/08
- Evaluation of the CT dose index for scans with an ECG using a 320-row multiple-detector CT scanner. Masanao Kobayashi,Yasuki Asada,Kosuke Matsubara,Kichiro Koshida,Shouichi Suzuki,Yuta Matsunaga,Ai Kawaguchi,Tomonobu Haba,Kazuhiro Katada,Hiroshi Toyama Radiation protection dosimetry 167 4 532 2015/12
- Electrocardiogram-gated coronary CT angiography dose estimates using ImPACT Masanao Kobayashi,Yasuki Asada,Kosuke Matsubara,Shouichi Suzuki,Kichiro Koshida,Yuta Matsunaga,Tomonobu Haba,Ai Kawaguchi,Hiroshi Toyama,Ryoichi Kato JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS 17 4 342 2016
- Effect of tube current modulation for dose estimation using a simulation tool on body CT examination. Ai Kawaguchi,Yuta Matsunaga,Masanao Kobayashi,Shoichi Suzuki,Kosuke Matsubara,Koichi Chida Radiation protection dosimetry 167 4 562 2015/12
- 128-slice dual-source CT coronary angiography with prospectively electrocardiography-triggered high-pitch spiral mode: radiation dose, image quality, and diagnostic acceptability. Kosuke Matsubara,Keita Sakuda,Haruka Nunome,Tadanori Takata,Kichiro Koshida,Toshifumi Gabata Acta radiologica (Stockholm, Sweden : 1987) 57 1 25 2016/01
- Dual-energy computed tomography of the head: A phantom study assessing axial dose distribution, eye lens dose, and image noise level Kosuke Matsubara,Hiroki Kawashima,Takashi Hamaguchi,Tadanori Takata,Masanao Kobayashi,Katsuhiro Ichikawa,Kichiro Koshida Progress in Biomedical Optics and Imaging - Proceedings of SPIE 9783 2016
- Object shape dependency of in-plane resolution for iterative reconstruction of computed tomography Tadanori Takata,Katsuhiro Ichikawa,Wataru Mitsui,Hiroyuki Hayashi,Kaori Minehiro,Keita Sakuta,Haruka Nunome,Kousuke Matsubara,Hiroki Kawashima,Yukihiro Matsuura,Toshifumi Gabata PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS 33 146 2017/01
- [Evaluation of Dose Reduction of the Active Collimator in Multi Detector Row CT]. Ueno H,Matsubara K Nihon Hoshasen Gijutsu Gakkai zasshi 73 12 1238 2017
- Investigation of Scattered Radiation Reduction Effect by Use of Collimator Cover Covered with Leaded Sheet in Angiography Equipment. Jun Miyagawa,Hiroyuki Kubota,Kosuke Matsubara,Kichiro Koshida Nihon Hoshasen Gijutsu Gakkai zasshi 73 8 680 2017
- Radiation doses, noise properties, and in-plane spatial resolutions for CT coronary angiography using different CT scanners: phantom study Kosuke Matsubara,Tadanori Takata,Hiroshige Mori,Masanao Kobayashi,Katsuhiro Ichikawa,Kichiro Koshida International Journal of Diagnostic Imaging 2 2 1 2015/09
- Electrocardiogram-gated coronary CT angiography dose estimates using ImPACT. Masanao Kobayashi,Yasuki Asada,Kosuke Matsubara,Shouichi Suzuki,Kichiro Koshida,Yuta Matsunaga,Tomonobu Haba,Ai Kawaguchi,Hiroshi Toyama,Ryouichi Kato Journal of applied clinical medical physics 17 4 342 2016/07/08
- Nationwide survey of radiation exposure during pediatric computed tomography examinations and proposal of age-based diagnostic reference levels for Japan. Yasutaka Takei,Osamu Miyazaki,Kosuke Matsubara,Yoshiya Shimada,Yoshihisa Muramatsu,Keiichi Akahane,Keisuke Fujii,Shoichi Suzuki,Kichiro Koshida Pediatric radiology 46 2 280 2016/02
- Does gantry rotation time influence accuracy of volume computed tomography dose index (CTDIvol) in modern CT? Atsushi Fukuda,Nao Ichikawa,Yoshiharu Fujita,Pei-Jan Paul Lin,Kosuke Matsubara,Tosiaki Miyati Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB) 37 43 2017/05
- Software Development for Estimating the Conversion Factor (K-Factor) at Suitable Scan Areas, Relating the Dose Length Product to the Effective Dose. Masanao Kobayashi,Yasuki Asada,Kosuke Matsubara,Syouichi Suzuki,Kichiro Koshida,Yuta Matsunaga,Ai Kawaguchi,Tomonobu Haba,Hiroshi Toyama,Ryouichi Kato Radiation protection dosimetry 174 4 565 2017/05/01
- Dose Estimating Application Software Modification: Additional Function of a Size-Specific Effective Dose Calculator and Auto Exposure Control. Masanao Kobayashi,Yasuki Asada,Kosuke Matsubara,Shouichi Suzuki,Yuta Matsunaga,Tomonobu Haba,Ai Kawaguchi,Tomihiko Daioku,Hiroshi Toyama,Ryoichi Kato Radiation protection dosimetry 174 4 535 2017/05/01
- Recent Review Articles in Radiological Physics and Technology Sanada Shigeru,Tanaka Rie,Kodera Yoshie,Shiraishi Junji,Araki Fujio,Matsubara Kosuke,Endo Masahiro Japanese Journal of Radiological Technology 74 5 507 2018
- Investigation of radiation dose for lower tube voltage CT using automatic exposure control 71 4 332 2015/04
- Estimation of primary radiation output for wide-beam computed tomography scanner. Atsushi Fukuda,Pei-Jan P Lin,Nao Ichikawa,Kosuke Matsubara Journal of applied clinical medical physics 20 6 152 2019/06
- EYE LENS DOSES OF RADIOLOGY TECHNOLOGISTS WHO ASSIST PATIENTS DURING RADIOGRAPHY. Akira Suzuki,Kosuke Matsubara,Thunyarat Chusin,Yuko Sasa Radiation protection dosimetry 185 3 275 2019/12/31
- Quality evaluation of image-based iterative reconstruction for CT: Comparison with hybrid iterative reconstruction. Hiroki Kawashima,Katsuhiro Ichikawa,Kosuke Matsubara,Hiroji Nagata,Tadanori Takata,Satoshi Kobayashi Journal of applied clinical medical physics 20 6 199 2019/06
- MEASUREMENT OF RADIATION DOSES TO THE EYE LENS DURING ORTHOPEDIC SURGERY USING AN C-ARM X-RAY SYSTEM. Akira Suzuki,Kosuke Matsubara,Yuko Sasa Radiation protection dosimetry 179 2 189 2018/04/01
- LEAD GLASSES SIGNIFICANTLY REDUCED RADIATION DOSES TO EYE LENSES OF UROLOGISTS DURING PROCEDURES INVOLVING OVER-COUCH X-RAY TUBES. Akira Suzuki,Kosuke Matsubara,Thunyarat Chusin,Yuko Suzuki Radiation protection dosimetry 189 1 28 2020/07/07
- Radiation dose calculation for scan projection radiography in low-dose lung cancer screening CT Chiaki Suzuki,Masayuki Hatakeyama,Shigeyuki Nozawa,Kazuhiro Ishihara,Yoshihiko Kageyama,Kosuke Matsubara The Journal of the Japanese Society of CT Screening 27 2 17 2020/07
- [12. English Expression Tips for Specialized Fields]. Kohei Hanaoka,Taiki Magome,Kosuke Matsubara,Yuriko Ohtani Nihon Hoshasen Gijutsu Gakkai zasshi 76 8 848 2020
- [Importance of Doing Just a Little]. Kosuke Matsubara Nihon Hoshasen Gijutsu Gakkai zasshi 76 11 I 2020
- [Scatter Radiation Intensities during Transforaminal Lumbar Interbody Fusion Using a Mobile C-arm System]. Masaaki Fukunaga,Kosuke Matsubara,Yasutaka Takei,Hideki Mitsui,Hiroaki Kameiyama,Takanao Tanaka,Shota Ichikawa Nihon Hoshasen Gijutsu Gakkai zasshi 76 6 572 2020
- [Evaluation of Radiation Dose and Image Quality for Angiographic System with Spectral Shaping Filter]. Ichikawa N,Matsubara K,Fukuda A Nihon Hoshasen Gijutsu Gakkai zasshi 75 1 13 2019 ?
- Performance evaluation of near-real time angular tube current modulation in X-ray computed tomography using real-time dosimeter: a phantom study Kosuke Matsubara,Hiroki Kawashima,Masanao Kobayashi,Atsushi Fukuda Health and Technology 10 6 1437 2020/11
- Evaluation of Interprofessional Education (IPE) in First-Year Introductory Education: Social\nAssignments and PBL/Poster Group Work Journal of Wellness and Health Care 43 2 75 2020/02
- [Organ-based Tube-current Modulation Applied on Different MDCT Scanners: Reduction in the Radiation Dose to the Eye Lens at Head CT]. Nobuo Kitera,Kosuke Matsubara,Chikako Fujioka,Kazushi Yokomachi,Eiji Nishimaru,Masao Kiguchi,Akira Morimoto,Minoru Ishifuro,Kazuo Awai Nihon Hoshasen Gijutsu Gakkai zasshi 76 4 366 2020
- Effect of table height displacement and patient center deviation on size-specific dose estimates calculated from computed tomography localizer radiographs. Kazuki Kuriyama,Kosuke Matsubara,Shu Hisahara,Yukie Nagata,Rumiko Nosaka,Rika Goto,Nobutaka Yanano,Kanichiro Shimizu,Tomokazu Shoji Physical and engineering sciences in medicine 43 2 665 2020/06
- A multicenter study of radiation doses to the eye lenses of medical staff performing non-vascular imaging and interventional radiology procedures in Japan. Kosuke Matsubara,Yasutaka Takei,Hiroshige Mori,Ikuo Kobayashi,Kimiya Noto,Takayuki Igarashi,Shoichi Suzuki,Keiichi Akahane Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB) 74 83 2020/06
- Validation of mammographic x-ray spectra generated using Particle and Heavy Ion Transport code System. Thunyarat Chusin,Kosuke Matsubara,Akihiro Takemura,Rena Okubo,Yoshinori Ogawa Physics in medicine and biology 65 6 065004 2020/03/18
- [Reduction of Radiation Exposure to Operator with Radiation Protective Device in ERCP Procedure Using Over-coach X-ray TV System]. Ayaka Hirosawa,Kosuke Matsubara,Yasutaka Takei,Ikuo Kobayashi Nihon Hoshasen Gijutsu Gakkai zasshi 76 1 54 2020
- Feasibility of the new copper pipe method for evaluating half-value layer in computed tomography: A measurement and Monte Carlo simulation study. Rena Okubo,Kosuke Matsubara,Thunyarat Chusin,Tomoya Hibino,Yusuke Ito Journal of applied clinical medical physics 20 12 186 2019/12
- Optimizing image quality using automatic exposure control based on the signal-difference-to-noise ratio: a phantom study. Hiroki Kawashima,Katsuhiro Ichikawa,Shinsuke Hanaoka,Kosuke Matsubara Australasian physical & engineering sciences in medicine 42 3 803 2019/09
- Assessment of longitudinal beam property and contrast uniformity for 256- and 320-row area detector computed tomography scanners in the 160-mm nonhelical volume-acquisition mode. Takanori Hara,Shinji Niwa,Atsushi Urikura,Kosuke Matsubara,Takashi Hoshino,Eiji Nishimaru,Takuya Taniguchi Journal of applied clinical medical physics 20 8 164 2019/08
- [Influence of Bowtie Filter and Patient Positioning on In-plane Dose Distribution and Image Quality in ECG-gated CT]. Kazuyoshi Minami,Kosuke Matsubara,Yuki Hayashi,Yasuto Fujiwara,Katsuhiro Morimoto,Toshinori Kobatake Nihon Hoshasen Gijutsu Gakkai zasshi 75 6 536 2019
- Relationship between size-specific dose estimates and image quality in computed tomography depending on patient size. Hiroki Kawashima,Katsuhiro Ichikawa,Shinsuke Hanaoka,Kosuke Matsubara,Tadanori Takata Journal of applied clinical medical physics 19 4 246 2018/07
- USEFULNESS OF SIZE-SPECIFIC DOSE ESTIMATES IN PEDIATRIC COMPUTED TOMOGRAPHY: REVALIDATION OF LARGE-SCALE PEDIATRIC CT DOSE SURVEY DATA IN JAPAN. Daisuke Yamazaki,Osamu Miyazaki,Yasutaka Takei,Kosuke Matsubara,Masafumi Shinozaki,Yoshiya Shimada,Shoichi Suzuki,Yoshihisa Muramatsu Radiation protection dosimetry 179 3 254 2018/05/01
- [Measurement Accuracy of CT Beam Width with a Portable Flat-panel Detector]. Nao Ichikawa,Kosuke Matsubara,Atsushi Fukuda,Hiroyuki Yamamoto Nihon Hoshasen Gijutsu Gakkai zasshi 76 2 161 2020
- OPTIMISATION OF SWALLOWING CT EXAMINATION: DOSE REDUCTION AND IMAGE QUALITY. Masanao Kobayashi,Yasuki Asada,Tomonobu Haba,Yuta Matsunaga,Kosuke Matsubara,Kazuyuki Minami Radiation protection dosimetry 185 4 421 2019/12/31
- ESTIMATION OF Hp(3) TO THE EYE LENS OF INTERVENTIONAL RADIOLOGISTS-RELATION BETWEEN THE EYE LENS DOSE AND RADIOLOGIST'S HEIGHT. Takuro Tanaka,Kosuke Matsubara,Atsushi Fukuda,Satoshi Kobayashi Radiation protection dosimetry 187 4 409 2019/12/31 ?
- Assessment of scatter radiation dose and absorbed doses in eye lens and thyroid gland during digital breast tomosynthesis. Thunyarat Chusin,Kosuke Matsubara,Akihiro Takemura,Rena Okubo,Yoshinori Ogawa Journal of applied clinical medical physics 20 1 340 2019/01
- [An Evaluation of Radiation Dose for Wide Volume Scan during Chest CT]. Kenji Sako,Kosuke Matsubara,Makoto Matsumoto Nihon Hoshasen Gijutsu Gakkai zasshi 77 3 284 2021
- Characterization of Small Dosimeters Used for Measurement of Eye Lens Dose for Medical Staff during Fluoroscopic Examination. Kosuke Matsubara,Sayu Yoshida,Ayaka Hirosawa,Thunyarat Chusin,Yasushi Furukawa Diagnostics (Basel, Switzerland) 11 2 2021/01/20
- CT dose management of adult patients with unknown body weight using an effective diameter. Masaaki Fukunaga,Kosuke Matsubara,Shota Ichikawa,Hideki Mitsui,Hiroyuki Yamamoto,Tosiaki Miyati European journal of radiology 135 109483 2021/02
- A comparison of automatic and manual compensation methods for the calculation of tube currents during off-centered patient positioning with a noise-based automatic exposure control system in computed tomography. Yasushi Furukawa,Kosuke Matsubara,Yoshinori Tsutsumi Physical and engineering sciences in medicine 44 3 823 2021/09
- Use of optically stimulated luminescence dosimeter and radiophotoliminescent glass dosimeter for dose measurement in dual-source dual-energy computed tomography. Ayaka Hirosawa,Kosuke Matsubara,Yusuke Morioka,Masayasu Kitagawa,Thunyarat Chusin,Akihiro Takemura Physical and engineering sciences in medicine 44 4 1311 2021/10/19
- Scientific Research Group Report: Nationwide Survey on Radiation Exposure of Pediatric CT Examination in Japan (2018) Takei Yasutaka,Miyazaki Osamu,Matsubara Kosuke,Suzuki Shoichi,Muramatsu Yoshihisa,Fukunaga Masaaki,Akahane Masaaki Japanese Journal of Radiological Technology 78 4 372 2022
- Accuracy of patient dose estimation in cone beam computed tomography in breast irradiation by size-specific dose estimates with position correction. Hiroyuki Ueno,Kosuke Matsubara,Sayuri Bou,Masato Hizume Journal of applied clinical medical physics 23 12 e13851 2022/12
- Effect of radioprotective curtain length on the scattered dose rate distribution and endoscopist eye lens dose with an over-couch X-ray fluoroscopic system Kosuke Matsubara,Asuka Nakajima,Ayaka Hirosawa,Ryo Yoshikawa,Nao Ichikawa,Kotaro Fukushima,Atsushi Fukuda Physical and engineering sciences in medicine 47 2 691 2023/08/22
- The Report of Task Group of Gonadal Shield Discontinuing in Pediatric Hip and Pelvic Radiography in Japan Yasutaka Takei,Yoshitaka Eguchi,Chiyo Yamauchi-Kawaura,Shoichi Suzuki,Etsuko Hirose,Yoshiaki Hirofuji,Tsuyoshi Honmoto,Osamu Miyazaki,Takayuki Igarashi,Yoshiya Shimada,Kosuke Matsubara Japanese Journal of Radiological Technology 78 12 1495 2022/12/20 ?
- Number of computed tomography scanners and regional disparities based on population and medical resources in Japan Atsushi Urikura,Tsukasa Yoshida,Kosuke Matsubara,Keiichi Nomura,Takashi Hoshino,Takashi Takagi Radiological Physics and Technology 16 3 355 2023/05/18
- Half-value layer measurements using solid-state detectors and single-rotation technique with lead apertures in spiral computed tomography with and without a tin filter Atsushi Fukuda,Nao Ichikawa,Takuma Hayashi,Ayaka Hirosawa,Kosuke Matsubara Radiological Physics and Technology 17 1 207 2023/12/21
- Influence of dosimeter depth on estimating patient's eye lens dose in head computed tomography: A measurement and Monte Carlo simulation study Ayaka Hirosawa,Kosuke Matsubara,Atsushi Fukuda,Yusuke Morioka,Masayasu Kitagawa,Yoshinori Ogawa Radiation Measurements 166 106984 2023/08
- Energy-based Hp(3) measurement using solid-state detector Nao Ichikawa,Kosuke Matsubara,Atsushi FUkuda,Takuma Hayashi,Kunihiko Takamatsu,Taku Kuramoto Radiation Protection Dosimetry ncad153 2023/05 ?
- Inadequate object positioning and improvement of automatic exposure control system calculations based on an empirical algorithm. Yasushi Furukawa,Kosuke Matsubara,Tosiaki Miyati Physical and engineering sciences in medicine 44 1 37 2020/11/30
- Organ and Effective Doses Using Automation Organ Dose Estimation Software for Lung Cancer Screening Using Low-dose Computed Tomography Fukunaga Masaaki,Matsubara Kosuke,Yamaguchi Yuki Japanese Journal of Radiological Technology 78 10 1176 2022
- Determination of geometric information and radiation field overlaps on the skin in percutaneous coronary interventions with computer-aided design-based X-ray beam modeling. Atsushi Fukuda,Pei-Jan P Lin,Nao Ichikawa,Kosuke Matsubara Journal of applied clinical medical physics 2021/10/26
- Effect of equalization filters on measurements with kerma-area product meter in a cardiovascular angiography system. Nao Ichikawa,Atsushi Fukuda,Takuma Hayashi,Kosuke Matsubara Journal of applied clinical medical physics 2021/10/05
- Radiation doses to the eye lenses of radiologic technologists who assist patients undergoing computed tomography. Akira Suzuki,Kosuke Matsubara,Thunyarat Chusin,Yuko Suzuki Radiological physics and technology 14 2 167 2021/06
- Development of a computational phantom for validation of automated noise measurement in CT images Choirul Anam,Heri Sutanto,Kusworo Adi,Wahyu Setia Budi,Zaenul Muhlisin,Freddy Haryanto,Kosuke Matsubara,Toshioh Fujibuchi,Geoff Dougherty Biomedical Physics and Engineering Express 6 6 2020/11/01
- [A Simple Measurement Method for Verifying the Accuracy of the Displayed Dose on an Over-couch-type X-ray Fluoroscopic System]. Kimiya Noto,Keiko Segawa,Ryo Yoshikawa,Riku Moribe,Hironori Kojima,Kosuke Matsubara,Akihiro Takemura Nihon Hoshasen Gijutsu Gakkai zasshi 77 10 1180 2021
- Evaluation of peak skin dose during percutaneous coronary intervention procedures: relationship with fluoroscopic pulse rate and target vessel. Takuro Tanaka,Kosuke Matsubara,Satoshi Kobayashi Radiological physics and technology 14 1 34 2021/01/05
- Physical and visual evaluations of CT image quality of large low-contrast objects with visual model-based iterative reconstruction technique: a phantom study. Hideki Shibata,Kosuke Matsubara,Yasuki Asada,Akihiro Takemura,Isao Kozawa Physical and engineering sciences in medicine 46 1 141 2023/03
- Evaluation of the relationship between phantom position and computed tomography dose index in cone beam computed tomography when assuming breast irradiation. Hiroyuki Ueno,Kosuke Matsubara,Akihiro Takemura,Masato Hizume,Sayuri Bou Journal of applied clinical medical physics 22 6 262 2021/06
- [Radiation Exposure in Breast Imaging and Radiation Therapy]. Kosuke Matsubara Nihon Hoshasen Gijutsu Gakkai zasshi 79 11 1303 2023
- [4. Phantoms for Dose Evaluation in Computed Tomography]. Kosuke Matsubara Nihon Hoshasen Gijutsu Gakkai zasshi 77 4 406 2021
- [Reports of JSRT's Symposium at AOCMP 2020]. Kohei Hanaoka,Kosuke Matsubara,Yasuo Takatsu Nihon Hoshasen Gijutsu Gakkai zasshi 77 2 235 2021
- Assessment of Radiation Dose in Medical Imaging and Interventional Radiology Procedures for Patient and Staff Safety. Kosuke Matsubara Diagnostics (Basel, Switzerland) 11 6 2021/06/18
- Corrigendum to "A multicenter study of radiation doses to the eye lenses of medical staff performing non-vascular imaging and interventional radiology procedures in Japan" [Physica Medica 74 (2020) 83-91]. Kosuke Matsubara,Yasutaka Takei,Hiroshige Mori,Ikuo Kobayashi,Kimiya Noto,Takayuki Igarashi,Shoichi Suzuki,Keiichi Akahane Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB) 88 262 2021/08
- Reducing stray radiation with a novel detachable lead arm support in percutaneous coronary intervention Atsushi Fukuda,Nao Ichikawa,Takuma Hayashi,Pei‐Jan P. Lin,Kosuke Matsubara Journal of Applied Clinical Medical Physics 2022/08/24
- Visualization of X-ray fields, overlaps, and over-beaming on surface of the head in spiral computed tomography using computer-aided design-based X-ray beam modeling Atsushi Fukuda,Nao Ichikawa,Takuma Hayashi,Ayaka Hirosawa,Kosuke Matsubara Radiological Physics and Technology 18 1 346 2024/10/17
- Relationship between assistant's lens exposure and dose information during computed tomography examinations. Hajime Ito,Kosuke Matsubara,Ikuo Kobayashi,Yurie Shimakawa,Daichi Murayama,Takayuki Sakai,Tomonori Isobe,Noriyuki Yanagawa,Shigehiro Ochi Journal of radiological protection : official journal of the Society for Radiological Protection 44 2 2024/05/17
- [Accuracy of Effective Diameter and Water Equivalent Diameter Using Phantoms in Various CT Systems]. Hajime Ichikawa,Satomi Ito,Kosuke Matsubara,Shota Ichikawa,Toyohiro Kato,Yasuhiro Sawane,Taiki Kato Nihon Hoshasen Gijutsu Gakkai zasshi 80 11 1115 2024/11/20
- Dual-energy metal artefact reduction for iodine-125 seed identification in postimplant CT after prostate brachytherapy. Chiaki Suzuki,Kosuke Matsubara,Yuta Ujihara,Kenta Isogai The British journal of radiology 98 1166 271 2025/02/01
- Basic characteristics of vision badge and its performance as an eye lens dosimeter for endoscopists Kotaro Fukushima,Kosuke Matsubara,Nao Ichikawa Journal of Radiological Protection 44 2 2024/03/20 ?
- [2. Measurement Division, Diagnostic Imaging Division, Medical Informatics Division, Radiation Protection Division]. Tomokazu Shohji,Mitsuhiro Nakamae,Takumi Tanikawa,Minoru Kawamata,Yutaro Mori,Kosuke Matsubara Nihon Hoshasen Gijutsu Gakkai zasshi 80 10 1083 2024
- [The Study for Standardization of Dose Evaluation Method in Cone-beam CT]. Ryo Nakayama,Kosuke Matsubara Nihon Hoshasen Gijutsu Gakkai zasshi 80 4 374 2024/04/20
- Radioanatomical study of a true tracheal bronchus using multidetector computed tomography. Masayuki Suzuki,Osamu Matsui,Hiroko Kawashima,Akihiro Takemura,Kosuke Matsubara,Norio Hayashi,Wataru Koda,Yoshihiro Shibata Japanese journal of radiology 28 3 188 2010/04
- Noise simulation system for determining imaging conditions in digital radiography R. Tanaka,K. Ichikawa,K. Matsubara,H. Kawashima Progress in Biomedical Optics and Imaging - Proceedings of SPIE 8313 2012
- NCRP Statement No. 13 "NCRP Recommendations for Ending Routine Gonadal Shielding During Abdominal and Pelvic Radiography" and Its Accompanying Documents: Underpinnings and Recent Developments Toshioh Fujibuchi, Kosuke Matsubara, Nobuyuki Hamada Health Physics 56 3 107-115 2021/10
- JCS 2021 Guideline on Radiation Safety in Cardiology Ken Kozuma, Taishiro Chikamori, Jun Hashimoto, Junko Honye, Takanori Ikeda, Sugao Ishiwata, Mamoru Kato, Hiroshi Kondo, Kosuke Matsubara, Kazuma Matsumoto, Naoya Matsumoto, Sadako Motoyama, Kotaro Obunai, Hajime Sakamoto, Kyoko Soejima, Shigeru Suzuki, Koichiro Abe, Hideo Amano, Hirofumi Hioki, Takashi Iimori, Hideki Kawai, Hisanori Kosuge, Tatsuya Nakama, Yasuyuki Suzuki, Kazuya Takeda, Akiko Ueda, Takashi Yamashita, Kenzo Hirao, Takeshi Kimura, Ryozo Nagai, Masato Nakamura, Wataru Shimizu, Nagara Tamaki Circulation Journal 86 7 1148-1203 2022/06
- Japanese Translation of NCRP Statement No. 13 "NCRP Recommendations for Ending Routine Gonadal Shielding During Abdominal and Pelvic Radiography" and Its Accompanying Documents National Council on Radiation Protection and Measurements Nobuyuki Hamada, Toshioh Fujibuchi, Junya Ishikawa, Teruo Ito, Reo Etani, Koji Ono, Yuichi Nishiyama, Kosuke Matsubara Health Physics 56 2 80-93 2021/06
Conference Presentations
- Patient Dosimetry in Pediatric CT(conference：23rd Southeast Asia Congress of Medical Physics & 16th Annual Meeting of Thai Medical Physicist Society)(2025/01/25)
- Radiation Protection Equipment in Diagnostic and Interventional Radiology(conference：23rd Southeast Asia Congress of Medical Physics & 16th Annual Meeting of Thai Medical Physicist Society)(2025/01/26)
- Radiation Protection for Patients(conference：2024 Special Seminar on Building up Core Competence in Radiologic Technology & Safety Practices)(2024/08/27)
- Automatic Exposure Control in CT(conference：Chula Summer School 2024)(2024/07/19)
- Application of Effective Dose to Medical Procedures(conference：Chula Summer School 2024)(2024/07/21)
- Deep Learning Reconstruction for CT(conference：Chula Summer School 2024)(2024/07/20)
- Basic and Recent Advances in CT Dosimetry(conference：AFOMP School Webinar 10)(2024/04/20)
- Radiation Dose Evaluation in Computed Tomography(conference：22nd Asia-Oceania Congress on Medical Physics )(2022/12/10)
- Monte Carlo Simulation in Medical Physics(conference：15th Annual Scientific Meeting of Thai Medical Physicist Society)(2024/03/01)
Others
- Impressions of JHPS Symposium (Fiscal Year 2021) Kosuke Matsubara, Tomoya Tsuji, Atsushi Enomoto, Naoki Nomura, Michiya Sasaki, Yuki Fujimichi Japanese Journal of Health Physics 56 4 324-334 2021/12/28
Arts and Fieldwork
Patent
Theme to the desired joint research
○Standardization for evaluation of radiation dose in X-ray computed tomography
○Method for optimizing radiation dose in X-ray computed tomography
Grant-in-Aid for Scientific Research
○「放射線診療の発展に対応する放射線防護の基準策定のための研究」(2022-2024)
○「内視鏡医を対象とした線量計一体型放射線防護眼鏡の開発」(2022-2025)
○「持続的な医療被ばく国民線量評価のためのデータ収集，線量評価法の構築」(2023-2026)
○「CT撮影における多段階線量評価法の開発と評価」(2018-2021)
○「ハイブリッド手術における医療従事者の水晶体被曝線量評価に関する多施設共同研究」(2016-2020)
○「新しい概念を有するX線CT装置の線量・エネルギー評価法の確立」(2015-2017)
○「新規及び既存の放射線診療に対応する放射線防護の基準策定のための研究」(2019-2021)
○「Dual-energy CTの被ばく線量解析および多角的線量最適化手法の構築」(2012-2014)
○「ECG同期冠動脈CTAにおける臓器吸収線量の評価」(2009-2010)
Competitive research funding,Contribution
Collaborative research,Consignment study
Classes (Bachelors)
○Practical Clinical Technology(2024)
○Practical Safety Management(2024)
○Medical Radiography 3(2024)
○Clinical Dosimetry(2024)
○Radiation Measurement A(2024)
○Radiological Machinery B(2024)
○Radiation Measurement Experiment 1(2024)
○Radiological Machinery A(2024)
○Radiation Measurement Experiment 1(2024)
Classes (Graduate Schools)
○Clinical Quantum Technology: Seminar(2024)
○Clinical Quantum Technology: Research(2024)
○Clinical Quantum Technology: Lecture(2024)
○Radiation therapy & Biological Safe Science: Semi.(2024)
○Laboratory Rotation Ｉ(2024)
○Laboratory Rotation Ⅱ(2024)
○Clinical Quantum Technology: Research(2024)
○Radiation therapy & Biological Safe Science: Lec.(2024)
○Advanced radiation technology: Lecture(2024)
○Research Design in Medical Radiation Science: Lec.(2024)
○Medical Physics:Lecture(2024)
International Project
○Project for Enhancement of Medical EducationMyanmar(2015-2019)Japan