JP4192192B2 - 磁気共鳴装置用rfコイル装置 - Google Patents
磁気共鳴装置用rfコイル装置 Download PDFInfo
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- JP4192192B2 JP4192192B2 JP2006259306A JP2006259306A JP4192192B2 JP 4192192 B2 JP4192192 B2 JP 4192192B2 JP 2006259306 A JP2006259306 A JP 2006259306A JP 2006259306 A JP2006259306 A JP 2006259306A JP 4192192 B2 JP4192192 B2 JP 4192192B2
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- coil
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- magnetic resonance
- coil elements
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Description
E1〜E3…コイルエレメント
P…被検体
A…コイル全体の中心軸
Z…静磁場方向
Claims (2)
- 略半球形状のボビンに配置される複数のコイルエレメントを有する磁気共鳴装置用RFコイル装置において、
前記ボビンの頂点付近に、静磁場方向と同じ方向に電気的開口部が形成されるよう前記複数のコイルエレメントを前記頂点付近から遠ざけて配置し、前記ボビン内に頭頂部の曲率を持つ球があると想定したときの球の中心から見た前記電気的開口部の角度を10°乃至50°としたことを特徴とする磁気共鳴装置用RFコイル装置。 - 前記複数のコイルエレメントのうち、一つのコイルエレメントの信号を位相シフトさせ、他のコイルエレメントの信号と合成する手段を一つ以上有し、前記位相シフト手段は、合成する第1のコイルエレメントと第2のコイルエレメントの磁場感度方向の相対角に応じて前記位相シフト量を決定することを特徴とする請求項1に記載の磁気共鳴装置用RFコイル装置。
Priority Applications (1)
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JP2006259306A JP4192192B2 (ja) | 2006-09-25 | 2006-09-25 | 磁気共鳴装置用rfコイル装置 |
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JP2006259306A JP4192192B2 (ja) | 2006-09-25 | 2006-09-25 | 磁気共鳴装置用rfコイル装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP33296597A Division JP3875381B2 (ja) | 1997-12-03 | 1997-12-03 | 頭部用rfコイル装置 |
Publications (2)
Publication Number | Publication Date |
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JP2006334443A JP2006334443A (ja) | 2006-12-14 |
JP4192192B2 true JP4192192B2 (ja) | 2008-12-03 |
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ID=37555446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006259306A Expired - Fee Related JP4192192B2 (ja) | 2006-09-25 | 2006-09-25 | 磁気共鳴装置用rfコイル装置 |
Country Status (1)
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JP (1) | JP4192192B2 (ja) |
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2006
- 2006-09-25 JP JP2006259306A patent/JP4192192B2/ja not_active Expired - Fee Related
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JP2006334443A (ja) | 2006-12-14 |
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