JP2012524374A - 単色x線の方法および装置 - Google Patents
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Abstract
【選択図】図9
Description
Claims (20)
- 第1ターゲットを含むX線管から、広域スペクトル放射X線を発生させることであって、前記第1ターゲットが、電子を照射されることに反応して前記広域スペクトル放射X線を放出することと、
前記広域スペクトル放射X線の少なくとも一部を、第2ターゲットに照射するように方向付けることであって、前記第2ターゲットが、前記照射に反応して単色放射X線を放出する材料を含むことと、
前記単色放射X線の少なくとも一部を、標的組織に照射するように方向付けることと、
を含む、単色放射線を発生させる方法。 - 前記第2ターゲットが、前記標的組織に送達される造影剤に関連する原子の電子殻の束縛エネルギー準位を超えるエネルギー準位で、単色放射X線を放出する、請求項1に記載の方法。
- 前記標的組織に送達される前記造影剤が、臭素、ヨウ素、ガドリニウム、銀、金、および/またはプラチナを含む、請求項2に記載の方法。
- 前記造影剤が、X線造影剤、磁気共鳴造影剤、放射性薬剤、放射線治療剤、甲状腺関連剤、防腐剤、消毒剤、去痰剤、抗アメーバ剤、抗ウイルス剤、抗不整脈剤、および抗新生物剤からなる群のうちの少なくとも1つに属する、請求項2に記載の方法。
- 前記単色放射X線が、選択されたタイミングシーケンスに従ってパルス化される、請求項1に記載の方法。
- 前記放出される単色放射X線が、前記造影剤に関連するK端、L端、および/またはM端を超えるエネルギーを含むように、前記第2ターゲットが選択される、請求項2に記載の方法。
- 前記標的組織を通って透過した前記単色放射X線の少なくとも一部を検出することを更に含む、請求項1に記載の方法。
- 前記検出された単色放射X線に少なくとも部分的に基づいて、少なくとも1つの画像を生成し、前記少なくとも1つの画像内に関心領域を位置決めすることを更に含む、請求項7に記載の方法。
- 前記X線管の出力レベルを増大させて、前記単色放射X線を、前記関心領域に相当する前記標的組織の範囲内の位置に照射するように方向付けることを更に含む、請求項8に記載の方法。
- 前記X線管が、前記標的組織の少なくとも一部を破壊するための十分な出力レベルで操作される、請求項1に記載の方法。
- 前記X線管が、テーブルトップサイズの構成要素である、請求項1に記載の方法。
- 電子を発生させることが可能な電子源と、
前記電子源からの電子を受け取るように配置構成される少なくとも1つの第1ターゲットであって、前記少なくとも1つの第1ターゲットは、前記電子を照射されることに反応して広域スペクトル放射X線を放出する材料を含むことと、
前記広域スペクトル放射X線の少なくとも一部を受け取るように配置構成される少なくとも1つの第2ターゲットであって、前記少なくとも1つの第2ターゲットは、前記第1ターゲットからの広域スペクトル放射X線による照射に反応して単色放射X線を放出する材料を含むことと、
前記少なくとも1つの第2ターゲットから放出される前記単色放射X線の少なくとも一部を検出するように配置される、少なくとも1つの検出器と、
を含む、X線装置。 - 前記少なくとも1つの第2ターゲットが、前記標的組織に送達される造影剤に関連する原子の電子殻の束縛エネルギー準位を超えるエネルギー準位で、単色放射X線を放出する、請求項12に記載のX線装置。
- 前記少なくとも1つの第2ターゲットが、複数個の第2ターゲットを含み、前記複数個の第2ターゲットのそれぞれが、広域スペクトル放射線による照射に反応して、対応する異なった造影剤の電子殻の束縛エネルギー準位を超えるエネルギー準位で、単色放射X線を放出する材料を含む、請求項13に記載のX線装置。
- 前記少なくとも1つの第2ターゲットが、第1蛍光ターゲットおよび第2蛍光ターゲットを含み、前記第1蛍光ターゲットが、広域スペクトル放射線による照射に反応して、造影剤に関連する吸収端を超えるエネルギー準位で、単色放射X線を放出する材料を含み、前記第2蛍光ターゲットが、広域スペクトル放射線による照射に反応して、造影剤に関連する吸収端よりも低いエネルギー準位で、単色放射X線を放出する材料を含む、請求項12に記載のX線装置。
- 前記電子源および前記少なくとも1つの第1ターゲットが、テーブルトップサイズの占有面積を有するX線管内に収容される、請求項12に記載のX線装置。
- 前記少なくとも1つの第1ターゲットと前記少なくとも1つの第2ターゲットとの間に配置構成され、前記少なくとも1つの第2ターゲットに対する前記広域スペクトル放射X線を収集して集束させる、少なくとも1つのX線光学構成要素を更に含む、請求項12に記載のX線装置。
- 前記少なくとも1つの第2ターゲットと前記標的組織との間に配置構成され、前記単色放射X線を収集して集束させる、少なくとも1つのX線光学構成要素を更に含む、請求項12に記載のX線装置。
- 前記X線装置が画像化に使用されているか、または放射線治療に使用されているかに応じて、前記X線装置の前記出力レベルを変動させることが可能な、出力制御装置を更に含む、請求項12に記載のX線装置。
- 前記単色放射X線を、選択されたタイミングシーケンスに従ってパルス化させるように構成された、少なくとも1つの構成要素を更に含む、請求項13に記載のX線装置。
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Also Published As
Publication number | Publication date |
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JP2017189653A (ja) | 2017-10-19 |
CN102484934A (zh) | 2012-05-30 |
US20160242713A1 (en) | 2016-08-25 |
US20210251585A1 (en) | 2021-08-19 |
EP2420112A4 (en) | 2013-12-18 |
AU2010237049B2 (en) | 2015-12-03 |
WO2010120377A3 (en) | 2011-03-24 |
US11903754B2 (en) | 2024-02-20 |
US20130188773A1 (en) | 2013-07-25 |
AU2010237049A1 (en) | 2011-12-08 |
US8331534B2 (en) | 2012-12-11 |
US9066702B2 (en) | 2015-06-30 |
EP2420112B1 (en) | 2017-03-01 |
JP2016000313A (ja) | 2016-01-07 |
US9326744B2 (en) | 2016-05-03 |
WO2010120377A2 (en) | 2010-10-21 |
US20200138388A1 (en) | 2020-05-07 |
US10299743B2 (en) | 2019-05-28 |
US20110038455A1 (en) | 2011-02-17 |
US20150003581A1 (en) | 2015-01-01 |
AU2016201452A1 (en) | 2016-03-24 |
EP2420112A2 (en) | 2012-02-22 |
US20150366526A1 (en) | 2015-12-24 |
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