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リハビリテーションの評価を目的とした機能的磁気共鳴画像検査における掌握運動条件の検討
https://iuhw.repo.nii.ac.jp/records/49
https://iuhw.repo.nii.ac.jp/records/494ac33a2e-cb83-4709-ad45-0f11a8334ded
名前 / ファイル | ライセンス | アクション |
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本文(PDF) (2.3 MB)
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Item type | 紀要論文 / Departmental Bulletin Paper(1) | |||||
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公開日 | 2012-05-11 | |||||
タイトル | ||||||
タイトル | リハビリテーションの評価を目的とした機能的磁気共鳴画像検査における掌握運動条件の検討 | |||||
タイトル | ||||||
言語 | en | |||||
タイトル | Experimental study of the grasp exercise conditions for evaluation of rehabilitation under the examination of functional Magnetic Resonance Imaging | |||||
言語 | ||||||
言語 | jpn | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 磁気共鳴画像 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | 脳活性 | |||||
キーワード | ||||||
主題Scheme | Other | |||||
主題 | リハビリテーション | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | magnetic resonance imaging | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | brain neural activity | |||||
キーワード | ||||||
言語 | en | |||||
主題Scheme | Other | |||||
主題 | rehabilitation | |||||
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 | |||||
著者 |
室井, 健三
× 室井, 健三× 飯沼, 一浩 |
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著者別名 | ||||||
姓名 | Muroi, Kenzo | |||||
著者別名 | ||||||
姓名 | Iinuma, Kazuhiro | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | 脳血管障害患者のリハビリテーションを対象としたfMRI のルーチン検査化を目的とし,健常人ボランティアで様々な掌握条件によるfMRI を実施して最適な掌握条件を検討した。まず個人差を軽減できる新しい表示法を考案し,さらに最適条件を求めるための評価指標として,新たに掌握運動とMRI 信号の相関の強さを表すSPM(32)を定義して実験によりその妥当性を示した。 この評価指標を用いて,掌握の頻度が1Hz と2Hz,掌握の強さが強と弱,運動時間が15 秒と30 秒について比較評価を行った結果,掌握の頻度に大きな差はなく,掌握の強さは強がやや高く,運動時間は30 秒が高い評価指標を示した。被検者の負担を考慮すれば,掌握の頻度は1Hz,掌握の強さは可能な範囲で強くし,運動時間はデータの安定性から30 秒が好ましい。 今後,健常人についての詳細な検討結果をもとに運動障害をもった被検者による臨床評価を進め,リハビリテーションを目的としたfMRI のルーチン検査の確立を目指したい。 |
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内容記述 | ||||||
内容記述タイプ | Other | |||||
内容記述 | Tests for grasp exercise under various conditions were analyzed precisely to obtain an optimum test condition for grasp exercise to evaluate the effect of rehabilitation for stroke patients using functional Magnetic Resonance Imaging (fMRI). The objectives of this study are to device some indicator eliminating individual variation, and furthermore, to define SPM (32) which indicates correlative strength between grasp exercise and MRI signals. Its validity has been proved by the experiments. Test condition comprises three factors: grasping frequency (1 Hz and 2 Hz), grasping strength (strong and weak), and grasping time (15 and 30 seconds). Five right-handed healthy subjects (age: 34.6 ± 19.9) participated in this experiment. By using a newly developed index SPM (32) which indicates the correlation strength between movement and brain neural activity, the experiment brought forth the following interesting results. First, there was little difference among grasping frequencies, and secondly, strong grasping was slightly higher, and lastly, 30 seconds of grasping time clearly showed higher index. These results lead to the conclusion that factors for an optimum condition should be grasping frequency of 1 Hz, grasp as strong as possible, and grasping time of 30 seconds to carry out fMRI as a routine examination for rehabilitation. Based on this fundamental study with healthy subjects, the next procedure will be the experiments with stroke patients in order to establish the routine examination using fMRI. |
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書誌情報 |
国際医療福祉大学紀要 en : Bulletin of International University of Health and Welfare 巻 12, 号 2, p. 12-26, 発行日 2008-01-31 |
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出版者 | ||||||
出版者 | 国際医療福祉大学 | |||||
ISSN | ||||||
収録物識別子タイプ | ISSN | |||||
収録物識別子 | 13424661 | |||||
書誌レコードID | ||||||
収録物識別子タイプ | NCID | |||||
収録物識別子 | AN1059280X | |||||
著者版フラグ | ||||||
出版タイプ | VoR | |||||
出版タイプResource | http://purl.org/coar/version/c_970fb48d4fbd8a85 |