Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Yuya Miyasaka"'
Autor:
Yohsuke Kusano, Hiroyuki Katoh, Shinichi Minohara, Hajime Fujii, Yuya Miyasaka, Yoshiki Takayama, Koh Imura, Terufumi Kusunoki, Shin Miyakawa, Tadashi Kamada, Itsuko Serizawa, Yosuke Takakusagi, Nobutaka Mizoguchi, Keisuke Tsuchida, Daisaku Yoshida
Publikováno v:
Frontiers in Oncology, Vol 12 (2022)
PurposeCarbon-ion beam (C-beam) has a sharp dose distribution called the Bragg peak. Carbon-ion radiation therapy, such as stereotactic body radiotherapy in photon radiotherapy, can be completed in a short period by concentrating the radiation dose o
Externí odkaz:
https://doaj.org/article/8c9561f135cb4b6e89d515a3e12a8a18
Autor:
Masayoshi Yamada, Hiraku Sato, Yoshiro Ieko, Yuya Miyasaka, Takayuki Kanai, Natsuko Yano, Takashi Ono, Hiroko Akamatsu, Mayumi Harada, Mayumi Ichikawa, Yasushi Teranishi, Yasuhiro Kikuchi, Kenji Nemoto
Publikováno v:
Radiation Oncology, Vol 14, Iss 1, Pp 1-10 (2019)
Abstract Purpose The purpose of this study was to compare carbon-ion (C-ion), proton and photon radiotherapy (RT) plans with regard to dose reduction of the gastrointestinal (GI) tract by using a greater omentum spacer (GO spacer). Methods We retrosp
Externí odkaz:
https://doaj.org/article/1575d7a91b0040f095aad9b488872317
Autor:
Kimihiko Sato, Takayuki Kanai, Sung Hyun Lee, Yuya Miyasaka, Hongbo Chai, Hikaru Souda, Takeo Iwai, Ryuji Sato, Naoki Goto, Tsukasa Kawamura
Publikováno v:
Radiological Physics and Technology. 15:367-378
This study aimed to develop a new method to quantitatively analyze body shape changes in patients during radiotherapy without additional radiation exposure using an optical surface tracking system. This method's accuracy was evaluated using a cubic p
Autor:
Sung Hyun Lee, Takayuki Kanai, Hikaru Souda, Yuya Miyasaka, Hongbo Chai, Takuya Ono, Yoshifumi Yamazawa, Koji Suzuki, Azusa Sato, Masashi Katsumata, Takeo Iwai
Publikováno v:
Journal of Applied Clinical Medical Physics. 24
Autor:
Yasuhito Hagiwara, Shohei Kawashiro, Takayuki Kanai, Hikaru Souda, Yuya Miyasaka, Kenji Nemoto, Mayumi Ichikawa, Mayumi Harada, Hiroko Akamatsu, Masayoshi Yamada, Natsuko Yano, Rei Matsueda, Hiraku Sato, Ken Uematsu
Publikováno v:
Journal of Radiation Research
We aimed to predict the minimum distance between a tumor and the gastrointestinal (GI) tract that can satisfy the dose constraint by creating simulation plans with carbon-ion (C-ion) radiotherapy (RT) and photon RT for each case assuming insertion of
Autor:
Kenji Nemoto, Kengo Ito, Noriyuki Kadoya, Yoshiki Takayama, Ken Takeda, Takaya Yamamoto, Rei Umezawa, S. Dobashi, Keiichi Jingu, Shohei Tanaka, Takeo Iwai, Yuya Miyasaka
Publikováno v:
Journal of Radiation Research
We compared predictive performance between dose volume histogram (DVH) parameter addition and deformable image registration (DIR) addition for gastrointestinal (GI) toxicity in cervical cancer patients. A total of 59 patients receiving brachytherapy
Autor:
Yuya Miyasaka, Takayuki Kanai, Yasuhiro Kikuchi, Hiroko Akamatsu, Hiraku Sato, Kenji Nemoto, Mayumi Ichikawa, Natsuko Yano, Yasushi Teranishi, Mayumi Harada, Masayoshi Yamada, Takashi Ono, Yoshiro Ieko
Publikováno v:
Radiation Oncology, Vol 14, Iss 1, Pp 1-10 (2019)
Radiation Oncology (London, England)
Radiation Oncology (London, England)
Purpose The purpose of this study was to compare carbon-ion (C-ion), proton and photon radiotherapy (RT) plans with regard to dose reduction of the gastrointestinal (GI) tract by using a greater omentum spacer (GO spacer). Methods We retrospectively
Autor:
Kenji Nemoto, Kazuhiro Arai, Takayuki Kanai, Keiichi Jingu, Kengo Ito, Takahiro Kato, Yujiro Nakajima, Ken Takeda, Takeo Iwai, Yoshiro Ieko, Yuya Miyasaka, Noriyuki Kadoya
Publikováno v:
Igaku butsuri : Nihon Igaku Butsuri Gakkai kikanshi = Japanese journal of medical physics : an official journal of Japan Society of Medical Physics. 41(3)
Functional lung avoidance during radiotherapy can help reduce pulmonary toxicity. This study assessed the potential impact of four-dimensional computed tomography (4DCT)-ventilation imaging-guided proton radiotherapy (PT) on stereotactic body radioth
Autor:
Takeo Iwai, Yujiro Nakajima, Masahide Saito, Rei Umezawa, Yuya Miyasaka, Kenji Nemoto, Takaya Yamamoto, Noriyuki Kadoya, Kengo Ito, Masaki Kubozono, Yoshiki Takayama, Keiichi Jingu
Publikováno v:
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). 73
We quantified intra-fractional dose variation and organ movement during CT-based 3D-image guided brachytherapy (3D-IGBT) in cervical cancer patients. Fifteen patients who underwent CT-based 3D-IGBT were studied. For all patients, pre-delivery CT for
Autor:
Yuya Miyasaka, Edward M. Castillo, Austin M. Faught, Noriyuki Kadoya, Richard Castillo, Tokihiro Yamamoto, Yevgeniy Vinogradskiy
Publikováno v:
International journal of radiation oncology, biology, physics, vol 99, iss 2
PurposeComputed tomographic (CT) ventilation imaging is a new modality that uses 4-dimensional (4D) CT information to calculate lung ventilation. Although retrospective studies have reported on the reduction in dose to functional lung, no work to our