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MRIにおける呼吸同期撮像法に関する基礎的検討
https://doi.org/10.18928/00000129
https://doi.org/10.18928/00000129153a12cf-f990-4b93-99a3-30f324b3c39f
名前 / ファイル | ライセンス | アクション |
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PDF (2.4 MB)
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Item type | 紀要論文(ELS) / Departmental Bulletin Paper(1) | |||||
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公開日 | 2008-01-01 | |||||
タイトル | ||||||
タイトル | MRIにおける呼吸同期撮像法に関する基礎的検討 | |||||
タイトル | ||||||
言語 | en | |||||
タイトル | Fundamental Study of Magnetic Resonance Imaging Using Respiratory Triggering | |||||
言語 | ||||||
言語 | jpn | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | モーションアーチファクト | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 呼吸同期撮像法 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | トリガポイント | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | NMSE | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_6501 | |||||
資源タイプ | departmental bulletin paper | |||||
ID登録 | ||||||
ID登録 | 10.18928/00000129 | |||||
ID登録タイプ | JaLC | |||||
ページ属性 | ||||||
内容記述タイプ | Other | |||||
内容記述 | P(論文) | |||||
その他(別言語等)のタイトル | ||||||
Fundamental Study of Magnetic Resonance Imaging Using Respiratory Triggering | ||||||
著者 |
荒尾, 信一
× 荒尾, 信一× 北山, 彰× 原内, 一× 天野, 貴司× 林, 明子× 吉田, 耕治× 角場, 幸紀× 柳元, 真一× ARAO, Shinichi× KITAYAMA, Akira× HARAUCHI, Hajime× AMANO, Takashi× HAYASHI, Akiko× YOSHIDA, Koji× KAKUBA, Kouki× YANAGIMOTO, Shinichi |
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著者別名 | ||||||
姓名 | ARAO, Shinichi | |||||
著者別名 | ||||||
姓名 | KITAYAMA, Akira | |||||
著者別名 | ||||||
姓名 | HARAUCHI, Hajime | |||||
著者別名 | ||||||
姓名 | AMANO, Takashi | |||||
著者別名 | ||||||
姓名 | HAYASHI, Akiko | |||||
著者別名 | ||||||
姓名 | YOSHIDA, Koji | |||||
著者別名 | ||||||
姓名 | KAKUBA, Kouki | |||||
著者別名 | ||||||
姓名 | YANAGIMOTO, Shinichi | |||||
著者所属(日) | ||||||
川崎医療短期大学放射線技術科 | ||||||
著者所属(日) | ||||||
川崎医療短期大学放射線技術科 | ||||||
著者所属(日) | ||||||
川崎医療短期大学放射線技術科 | ||||||
著者所属(日) | ||||||
川崎医療短期大学放射線技術科 | ||||||
著者所属(日) | ||||||
川崎医療短期大学放射線技術科 | ||||||
著者所属(日) | ||||||
川崎医科大学附属病院中央放射線部 | ||||||
著者所属(日) | ||||||
川崎医科大学附属病院中央放射線部 | ||||||
著者所属(日) | ||||||
川崎医療短期大学放射線技術科・川崎医科大学附属病院中央放射線部 | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Radiological Technology, Kawasaki College of Allied Health Professions | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Radiological Technology, Kawasaki College of Allied Health Professions | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Radiological Technology, Kawasaki College of Allied Health Professions | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Radiological Technology, Kawasaki College of Allied Health Professions | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Radiological Technology, Kawasaki College of Allied Health Professions | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Radiological Technology, Kawasaki Medical School Hospital | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Radiological Technology, Kawasaki Medical School Hospital | ||||||
著者所属(英) | ||||||
en | ||||||
Department of Radiological Technology, Kawasaki College of Allied Health Professions・Department of Radiological Technology, Kawasaki Medical School Hospital | ||||||
抄録(日) | ||||||
内容記述タイプ | Other | |||||
内容記述 | 上腹部MRIの検査では,呼吸運動によってモーションアーチファクトが発生し,読影診断に影響を与えてしまうおそれがある.本研究ではアーチファクトを低減する方法のうち呼吸同期撮像法の特性について基礎的な実験を行った.呼吸同期撮像法では呼吸運動をセンサでモニタリングし,位置変動の少ない呼気相でのみ信号収集を行う撮像法である.模擬呼吸運動させたファントムを対象として信号収集のタイミングと信号収集期間を決定するパラメータであるトリガポイントを変化させて撮像を行った.アーチファクト低減効果を視覚的および画素データを使用したNMSE(Normalized Mean Square Error)を算出することで評価を実施した.結果としてファントムの動きが大きい位相に信号収集期間設定した場合ほど効果が見られず,呼吸運動波形にあったパラメータ設定を行うことが重要であることが確認できた. | |||||
書誌情報 |
川崎医療短期大学紀要 en : Bulletin of Kawasaki College of Allied Health Professions 号 28, p. 13-17, 発行日 2008 |
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その他(別言語)の雑誌名 | ||||||
Bulletin of Kawasaki College of Allied Health Professions | ||||||
ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 0287-3028 | |||||
雑誌書誌ID | ||||||
収録物識別子タイプ | NCID | |||||
収録物識別子 | AN10067901 |