JP4751615B2 - 放射性同位体を製造する装置及び方法 - Google Patents
放射性同位体を製造する装置及び方法 Download PDFInfo
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21G—CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURCES
- G21G1/00—Arrangements for converting chemical elements by electromagnetic radiation, corpuscular radiation or particle bombardment, e.g. producing radioactive isotopes
- G21G1/04—Arrangements for converting chemical elements by electromagnetic radiation, corpuscular radiation or particle bombardment, e.g. producing radioactive isotopes outside nuclear reactors or particle accelerators
- G21G1/10—Arrangements for converting chemical elements by electromagnetic radiation, corpuscular radiation or particle bombardment, e.g. producing radioactive isotopes outside nuclear reactors or particle accelerators by bombardment with electrically charged particles
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- High Energy & Nuclear Physics (AREA)
- Particle Accelerators (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Description
P(ワット)=E(MeV)×I(μA) (1)
但し、
‐P = ワットで表される出力;
‐E = MeVで表されるビームのエネルギー;
‐I = μAで表されるビームの強度。
‐ターゲット流体を収容し、照射窓によって閉じられるように形成され、少なくとも1つの入口及び少なくとも1つの出口を有する空洞を形成することができる金属製挿入体を含む照射セル;
‐循環回路内でターゲット流体を循環させるためのポンプ;
‐外部熱交換器;及び
‐ポンプ及び外部熱交換器によって構成されたターゲット流体のための外部冷却手段
を含み、前記装置が、さらに
前記循環回路のための加圧手段を含み、ターゲット流体が照射中空洞内においてほぼ液体状態に維持されるように前記ターゲット流体の外部冷却手段が構成されていることを特徴とする。
前記方法は、ターゲット流体が、照射セルのほかに少なくとも物質を循環させるための1つのポンプ及び外部熱交換器を含む循環回路において、ターゲット流体が内部で循環することを特徴とし;
前記方法は、さらに、回路内の圧力が、循環回路のための加圧手段によって制御され;
照射中、ターゲット流体が空洞内でほぼ液体状態を維持するように前記ポンプ及び前記外部熱交換器が配置される
ことを特徴とする。
Claims (19)
- 加速帯電粒子のビームを照射されたターゲット流体から放射性同位体を製造する装置であって、前記装置が循環回路(17)中に
ターゲット流体を収容し、照射窓によって閉じられるように形成され、少なくとも1つの入口(4)及び少なくとも1つの出口(5)を有する空洞(8)を形成することができる金属製挿入体(2)を含む照射セル(1)、
循環回路(17)内でターゲット流体を循環させるためのポンプ(16)、
外部熱交換器(15)、
前記ポンプ(16)及び前記外部熱交換器(15)により構成される前記ターゲット流体の外部冷却手段、及び
前記循環回路(17)のための加圧手段(14)を含み、
前記空洞が、仮想中心軸を中心に囲む側面を有し、前記照射窓と前記仮想中心軸に対して直交し且つ前記照射窓に対向する第2面とによって閉じられ、
前記入口が、前記仮想中心線に沿って前記第2面に接続され、前記出口が、前記側面に接続されており、
前記ターゲット流体が、照射中、空洞(8)内において液体状態に維持されることを特徴とする前記装置。 - 前記ポンプ(16)が、前記ターゲット流体を130℃未満の平均温度に維持するに充分な流量を発生させることを特徴とする請求項1に記載の装置。
- 前記ポンプ(16)が200ml/minを超える流量を発生させることを特徴とする請求項1または2に記載の装置。
- 前記ポンプが500ml/minを超える流量を発生させることを特徴とする請求項1乃至3のいずれか1項に記載の装置。
- 前記ポンプが1000ml/minを超える流量を発生させることを特徴とする請求項4に記載の装置。
- 前記ポンプが1500ml/minを超える流量を発生させることを特徴とする請求項4に記載の装置。
- 前記空洞(8)が0.2乃至5.0mlのターゲット流体を収容できることを特徴とする請求項1乃至6のいずれか1項に記載の装置。
- 前記装置が、前記循環回路(17)内に総量が20ml未満の前記ターゲット流体を収容するように構成されていることを特徴とする請求項1乃至7のいずれか1項に記載の装置。
- 前記ターゲット流体の流入が、前記照射窓(7)における加速帯電粒子ビームの衝突点に向けられていることを特徴とする請求項1乃至8のいずれか1項に記載の装置。
- 前記照射セル(1)が内部冷却手段を含むことを特徴とする請求項1乃至9のいずれか1項に記載の装置。
- 前記内部冷却手段が前記空洞(8)を囲む二重壁ジャケットの形であることを特徴とする請求項10に記載の装置。
- 前記内部冷却手段が前記空洞(8)のための間接冷却手段であることを特徴とする請求項10または11に記載の装置。
- 前記照射セル(1)の前記照射窓(7)を冷却するためのヘリウム使用冷却手段を含むことを特徴とする請求項1乃至12のいずれか1項に記載の装置。
- 照射セル内で加速帯電粒子のビームを照射される放射性同位体の前駆物質として使用されるターゲット流体から放射性同位体を製造する方法であって、前記照射セル(1)が、前記ターゲット流体を収容し、照射窓(7)によって閉じられる空洞(8)を形成することができる金属製挿入体(2)を含み、前記空洞(8)が少なくとも1つの入口(4)及び少なくとも1つの出口(5)を有し、
前記空洞が、仮想中心軸を中心に囲む側面を有し、前記照射窓と前記仮想中心軸に対して直交し且つ前記照射窓に対向する第2面とによって閉じられ、
前記入口が、前記仮想中心線に沿って前記第2面に接続され、前記出口が、前記側面に接続されており、
前記方法は、前記ターゲット流体が、前記照射セル(1)のほかに物質を循環させるための少なくとも1つのポンプ(16)及び外部熱交換器(15)を含む循環回路(17)においてターゲット流体が内部で循環することを特徴とし、さらに、
前記方法は、前記循環回路内の圧力が前記循環回路のための加圧手段(14)によって制御され、
照射中、前記ターゲット流体が前記空洞(8)内で液体状態を維持するように前記ポンプ(16)及び前記外部熱交換器(15)によって前記ターゲット流体が冷却されることを特徴とする前記方法。 - 前記ターゲット流体の流れにおける渦流が前記空洞(8)内に生じることを特徴とする請求項14に記載の方法。
- 前記ポンプ(16)が前記ターゲット流体を130℃未満の平均温度に維持するのに充分な流量を発生させることを特徴とする請求項14または15に記載の方法。
- 前記ポンプ(16)が200ml/minを超える流量を発生させることを特徴とする請求項16に記載の方法。
- 放射性製剤の製造のための、請求項1乃至14のいずれか1項に記載の装置を使用した、請求項14乃至17のいずれか1項に記載の方法。
- 前記放射性製剤の製造が、ポジトロン放出断層撮影に供される、請求項18に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02447253.2 | 2002-12-10 | ||
EP02447253A EP1429345A1 (fr) | 2002-12-10 | 2002-12-10 | Dispositif et procédé de production de radio-isotopes |
PCT/BE2003/000217 WO2004053892A2 (en) | 2002-12-10 | 2003-12-10 | Device and method for producing radioisotopes |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006509202A JP2006509202A (ja) | 2006-03-16 |
JP4751615B2 true JP4751615B2 (ja) | 2011-08-17 |
Family
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004557684A Expired - Lifetime JP4751615B2 (ja) | 2002-12-10 | 2003-12-10 | 放射性同位体を製造する装置及び方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7940881B2 (ja) |
EP (2) | EP1429345A1 (ja) |
JP (1) | JP4751615B2 (ja) |
CN (1) | CN100419917C (ja) |
AT (1) | ATE498183T1 (ja) |
AU (1) | AU2003289768A1 (ja) |
CA (1) | CA2502287C (ja) |
DE (1) | DE60336009D1 (ja) |
WO (1) | WO2004053892A2 (ja) |
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- 2003-12-10 CN CNB2003801048544A patent/CN100419917C/zh not_active Expired - Fee Related
- 2003-12-10 EP EP03782015A patent/EP1570493B1/en not_active Expired - Lifetime
- 2003-12-10 AT AT03782015T patent/ATE498183T1/de not_active IP Right Cessation
- 2003-12-10 JP JP2004557684A patent/JP4751615B2/ja not_active Expired - Lifetime
- 2003-12-10 WO PCT/BE2003/000217 patent/WO2004053892A2/en active Application Filing
- 2003-12-10 DE DE60336009T patent/DE60336009D1/de not_active Expired - Lifetime
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EP1570493B1 (en) | 2011-02-09 |
JP2006509202A (ja) | 2006-03-16 |
US7940881B2 (en) | 2011-05-10 |
WO2004053892A2 (en) | 2004-06-24 |
CA2502287C (en) | 2011-08-23 |
US20060104401A1 (en) | 2006-05-18 |
WO2004053892A3 (en) | 2004-09-02 |
AU2003289768A1 (en) | 2004-06-30 |
ATE498183T1 (de) | 2011-02-15 |
DE60336009D1 (de) | 2011-03-24 |
EP1570493A2 (en) | 2005-09-07 |
CN1726563A (zh) | 2006-01-25 |
CA2502287A1 (en) | 2004-06-24 |
EP1429345A1 (fr) | 2004-06-16 |
CN100419917C (zh) | 2008-09-17 |
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