JP2009535788A - 非静止陽極を使用するx線結像の視野を改良するシステム及び方法 - Google Patents
非静止陽極を使用するx線結像の視野を改良するシステム及び方法 Download PDFInfo
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- JP2009535788A JP2009535788A JP2009509743A JP2009509743A JP2009535788A JP 2009535788 A JP2009535788 A JP 2009535788A JP 2009509743 A JP2009509743 A JP 2009509743A JP 2009509743 A JP2009509743 A JP 2009509743A JP 2009535788 A JP2009535788 A JP 2009535788A
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- 238000003384 imaging method Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims description 11
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000005855 radiation Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/08—Anodes; Anti cathodes
- H01J35/10—Rotary anodes; Arrangements for rotating anodes; Cooling rotary anodes
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
- G21K1/043—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers changing time structure of beams by mechanical means, e.g. choppers, spinning filter wheels
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- X-Ray Techniques (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
【選択図】図1
Description
本発明を2つの例示的な実施形態を参照してここで説明する。しかしながら当業者はこれらの実施形態が単なる例示であることを認識するであろう。添付されている図面に示されている構造からの別の構造も前述した有効な特徴を実施することができる。これらの別の構造は本発明のシステムの技術的範囲内に含まれる。
Claims (16)
- X線管を具備し、前記X線管は、
電子を放射する陰極と、
陰極から電子を受取り、非静止のX線ビームを発生するダイナミック陽極とを具備しているX線結像システム。 - ダイナミック陽極は非静止ビームを発生するために、X線ビームが導かれるオブジェクト上の第1の位置と、X線ビームが導かれるオブジェクト上の第2の位置との間で回転する請求項1記載のシステム。
- ダイナミック陽極は約5乃至25回転/秒の範囲で回転する請求項2記載のシステム。
- ダイナミック陽極は非静止ビームを発生するための振動陽極を具備している請求項1記載のシステム。
- ダイナミック陽極は非静止ビームを発生するための回転多面体陽極を具備している請求項1記載のシステム。
- 回転多面体陽極はX線ビームおよび対応するコーンビームの入射角度を変化させる請求項5記載のシステム。
- さらに、回転コリメータを具備し、その回転コリメータとダイナミック陽極の相対運動がリンクされている請求項1記載のシステム。
- 前記ダイナミック陽極により発生されたX線ビームは、回転コリメータが第1の位置から第2の位置へ動くとき回転コリメータ上に規定されている開口の方向に連続して導かれる請求項7記載のシステム。
- X線管は非静止X線ビームが実質的に360゜に到達するスワスを発生することを可能にする連続的な周囲ウィンドウを具備している請求項1記載のシステム。
- 可動陽極を有するX線管を設け、
可動陽極がオブジェクト上でX線ビームを導く第1の位置と、オブジェクト上でX線ビームを導く第2の位置との間で可動陽極を回転するステップを含んでいる結像方法。 - さらに、X線管周囲でコリメータを回転するステップを含んでおり、前記コリメータは可動X線ビームの一部が放射されることを可能にするための開口を有している請求項10記載の方法。
- さらに、X線管周囲でコリメータを動かすステップを含んでおり、コリメータと可動陽極の相対動作がリンクされている請求項10記載の方法。
- X線管は可動陽極が360゜回転されることができる連続的な周囲ウィンドウを具備している請求項10記載の方法。
- 可動陽極は振動陽極を具備している請求項10記載の方法。
- 可動陽極は多面体陽極を具備している請求項10記載の方法。
- 可動陽極は回転多面体陽極を具備している請求項10記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74648106P | 2006-05-04 | 2006-05-04 | |
US60/746,481 | 2006-05-04 | ||
US11/744,115 | 2007-05-03 | ||
US11/744,115 US7529343B2 (en) | 2006-05-04 | 2007-05-03 | System and method for improved field of view X-ray imaging using a non-stationary anode |
PCT/US2007/010843 WO2007130576A2 (en) | 2006-05-04 | 2007-05-04 | System and method for improved field of view x-ray imaging using a non-stationary anode |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009535788A true JP2009535788A (ja) | 2009-10-01 |
JP2009535788A5 JP2009535788A5 (ja) | 2010-07-01 |
JP5175841B2 JP5175841B2 (ja) | 2013-04-03 |
Family
ID=38668332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009509743A Active JP5175841B2 (ja) | 2006-05-04 | 2007-05-04 | 非静止陽極を使用するx線結像の視野を改良するシステム及び方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7529343B2 (ja) |
EP (1) | EP2013643B2 (ja) |
JP (1) | JP5175841B2 (ja) |
AT (1) | ATE534921T1 (ja) |
AU (1) | AU2007248520B2 (ja) |
CA (1) | CA2650479C (ja) |
ES (1) | ES2374316T5 (ja) |
WO (1) | WO2007130576A2 (ja) |
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Also Published As
Publication number | Publication date |
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EP2013643B2 (en) | 2015-08-26 |
ES2374316T5 (es) | 2015-10-22 |
US7529343B2 (en) | 2009-05-05 |
EP2013643B1 (en) | 2011-11-23 |
ATE534921T1 (de) | 2011-12-15 |
AU2007248520A1 (en) | 2007-11-15 |
ES2374316T3 (es) | 2012-02-15 |
EP2013643A2 (en) | 2009-01-14 |
JP5175841B2 (ja) | 2013-04-03 |
CA2650479C (en) | 2017-01-10 |
US20070269014A1 (en) | 2007-11-22 |
CA2650479A1 (en) | 2007-11-15 |
AU2007248520B2 (en) | 2013-08-29 |
WO2007130576A3 (en) | 2008-02-07 |
WO2007130576A2 (en) | 2007-11-15 |
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