JPH07501171A - 小型アイソクローナル・サイクロトロン - Google Patents
小型アイソクローナル・サイクロトロンInfo
- Publication number
- JPH07501171A JPH07501171A JP5508837A JP50883793A JPH07501171A JP H07501171 A JPH07501171 A JP H07501171A JP 5508837 A JP5508837 A JP 5508837A JP 50883793 A JP50883793 A JP 50883793A JP H07501171 A JPH07501171 A JP H07501171A
- Authority
- JP
- Japan
- Prior art keywords
- cyclotron
- air gap
- radius
- magnetic
- isoclonal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005291 magnetic effect Effects 0.000 claims description 43
- 238000000605 extraction Methods 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 230000001747 exhibiting effect Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 230000006698 induction Effects 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 230000001133 acceleration Effects 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H13/00—Magnetic resonance accelerators; Cyclotrons
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Particle Accelerators (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.2つの磁極を有し、エアギャップが比較的小さい少なくとも3対の“山”と 呼称されるセクター(3及び3′)、及びエァギャップが比較的大きい寸法を有 し、前記山を互いに分離する“谷”と呼称されるセクター(4)の形態を有する スペースを含む磁気回路を構成する電磁石から成り、電磁石の磁極を囲む少なく とも1対の主円形コイル(6)によって駆動され、粒子ビームを前記セクターに よって集束する超伝導または非超伝導小型アイソクローナル・サイクロトロンに おいて、2つの山(3及び3′)の間に位置するエアギャップ(8)が中心平面 (10)上、山半径(Rc)と呼称される山の半径方向端部においてほぼ完全な 閉鎖状態を呈するほぼ楕円形に変化するプロフィルを有することを特徴とする前 記アイソクローナル・サイクロトロン。 2.2つの山(3及び3′)の間のエアギャップ(8)が中心平面(10)上、 山半径(Rc)において完全に閉鎖することを特徴とする請求項1に記載のサイ クロトロン。 3.2つの山(3及び3′)の間のエアギャップ(8)が山半径(Rc)におい て好ましくは抽出ビームの垂直方向寸法以下の小さい開口を有することを特徴と する請求項1に記載のサイクロトロン。 4.山の半径方向端部(Rc)を越えた位置で各対の山(3及び3′)の間に電 磁石の磁極を連続するように磁気分路(9)を形成したことを特徴とする請求項 2または3に記載のサイクロトロン。 5.抽出ビームが通過できるように少なくとも1つの磁気分路(9)に少なくと も1つの開口(11)を設けたことを特徴とする請求項4に記載のサイクロトロ ン。 6.磁気分路(9)を2ないし10mm、好ましくは6.5mm程度の厚さを有 する金属スクリーンで形成したことを特徴とする請求項4または5に記載のサイ クロトロン。 7.サイクロトロンに設けた抽出システムが1つの静電デフレクター、及びこれ に後続する好ましくは2つまたは3つの集束静電チャンネルから成ることを特徴 とする請求項1ないし6のいずれかに記載のサイクロトロン。 8.陽子を150MeV以上のエネルギーにまで加速することに利用する請求項 1ないし7のいずれかに記載のサイクロトロン。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE9101080 | 1991-11-22 | ||
BE9101080A BE1005530A4 (fr) | 1991-11-22 | 1991-11-22 | Cyclotron isochrone |
PCT/BE1992/000050 WO1993010651A1 (fr) | 1991-11-22 | 1992-11-20 | Cyclotron isochrone compact |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH07501171A true JPH07501171A (ja) | 1995-02-02 |
JP3100634B2 JP3100634B2 (ja) | 2000-10-16 |
Family
ID=3885817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP05508837A Expired - Lifetime JP3100634B2 (ja) | 1991-11-22 | 1992-11-20 | 小型アイソクローナル・サイクロトロン |
Country Status (8)
Country | Link |
---|---|
US (1) | US5521469A (ja) |
EP (1) | EP0613607B1 (ja) |
JP (1) | JP3100634B2 (ja) |
BE (1) | BE1005530A4 (ja) |
CA (1) | CA2122583C (ja) |
DE (1) | DE69209312T2 (ja) |
DK (1) | DK0613607T3 (ja) |
WO (1) | WO1993010651A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013543248A (ja) * | 2010-11-22 | 2013-11-28 | マサチューセッツ インスティテュート オブ テクノロジー | 小型低温弱収束超伝導サイクロトロン |
JP2014102990A (ja) * | 2012-11-20 | 2014-06-05 | Sumitomo Heavy Ind Ltd | サイクロトロン |
JP2018075402A (ja) * | 2005-11-18 | 2018-05-17 | メビオン・メディカル・システムズ・インコーポレーテッド | 荷電粒子放射線治療 |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5463291A (en) * | 1993-12-23 | 1995-10-31 | Carroll; Lewis | Cyclotron and associated magnet coil and coil fabricating process |
BE1009669A3 (fr) * | 1995-10-06 | 1997-06-03 | Ion Beam Applic Sa | Methode d'extraction de particules chargees hors d'un cyclotron isochrone et dispositif appliquant cette methode. |
FR2766049B1 (fr) * | 1997-07-09 | 1999-12-03 | Pantechnik | Cyclotron compact et son utilisation en proton-therapie |
US6576916B2 (en) * | 1998-03-23 | 2003-06-10 | Penn State Research Foundation | Container for transporting antiprotons and reaction trap |
US6414331B1 (en) | 1998-03-23 | 2002-07-02 | Gerald A. Smith | Container for transporting antiprotons and reaction trap |
US5977554A (en) * | 1998-03-23 | 1999-11-02 | The Penn State Research Foundation | Container for transporting antiprotons |
EP1069809A1 (en) * | 1999-07-13 | 2001-01-17 | Ion Beam Applications S.A. | Isochronous cyclotron and method of extraction of charged particles from such cyclotron |
EP3557956A1 (en) * | 2004-07-21 | 2019-10-23 | Mevion Medical Systems, Inc. | A programmable radio frequency waveform generator for a synchrocyclotron |
EP1977632A2 (en) * | 2006-01-19 | 2008-10-08 | Massachusetts Institute Of Technology | High-field superconducting synchrocyclotron |
US8003964B2 (en) | 2007-10-11 | 2011-08-23 | Still River Systems Incorporated | Applying a particle beam to a patient |
US8933650B2 (en) | 2007-11-30 | 2015-01-13 | Mevion Medical Systems, Inc. | Matching a resonant frequency of a resonant cavity to a frequency of an input voltage |
US8581523B2 (en) | 2007-11-30 | 2013-11-12 | Mevion Medical Systems, Inc. | Interrupted particle source |
US8106570B2 (en) | 2009-05-05 | 2012-01-31 | General Electric Company | Isotope production system and cyclotron having reduced magnetic stray fields |
US8153997B2 (en) | 2009-05-05 | 2012-04-10 | General Electric Company | Isotope production system and cyclotron |
US8106370B2 (en) * | 2009-05-05 | 2012-01-31 | General Electric Company | Isotope production system and cyclotron having a magnet yoke with a pump acceptance cavity |
US8374306B2 (en) | 2009-06-26 | 2013-02-12 | General Electric Company | Isotope production system with separated shielding |
US9693443B2 (en) | 2010-04-19 | 2017-06-27 | General Electric Company | Self-shielding target for isotope production systems |
JP5682903B2 (ja) * | 2010-06-09 | 2015-03-11 | 学校法人早稲田大学 | 空芯型サイクロトロン |
BE1019411A4 (fr) * | 2010-07-09 | 2012-07-03 | Ion Beam Applic Sa | Moyen de modification du profil de champ magnetique dans un cyclotron. |
EP2410823B1 (fr) * | 2010-07-22 | 2012-11-28 | Ion Beam Applications | Cyclotron apte à accélérer au moins deux types de particules |
BE1019557A3 (fr) * | 2010-10-27 | 2012-08-07 | Ion Beam Applic Sa | Synchrocyclotron. |
JP5665721B2 (ja) * | 2011-02-28 | 2015-02-04 | 三菱電機株式会社 | 円形加速器および円形加速器の運転方法 |
US9336915B2 (en) | 2011-06-17 | 2016-05-10 | General Electric Company | Target apparatus and isotope production systems and methods using the same |
US9894746B2 (en) | 2012-03-30 | 2018-02-13 | General Electric Company | Target windows for isotope systems |
CN105103662B (zh) | 2012-09-28 | 2018-04-13 | 梅维昂医疗***股份有限公司 | 磁场再生器 |
WO2014052734A1 (en) | 2012-09-28 | 2014-04-03 | Mevion Medical Systems, Inc. | Controlling particle therapy |
TW201422278A (zh) | 2012-09-28 | 2014-06-16 | Mevion Medical Systems Inc | 粒子加速器之控制系統 |
JP6523957B2 (ja) | 2012-09-28 | 2019-06-05 | メビオン・メディカル・システムズ・インコーポレーテッド | 磁場を変更するための磁性シム |
WO2014052709A2 (en) | 2012-09-28 | 2014-04-03 | Mevion Medical Systems, Inc. | Controlling intensity of a particle beam |
US10254739B2 (en) | 2012-09-28 | 2019-04-09 | Mevion Medical Systems, Inc. | Coil positioning system |
TW201434508A (zh) | 2012-09-28 | 2014-09-16 | Mevion Medical Systems Inc | 一粒子束之能量調整 |
WO2014052718A2 (en) | 2012-09-28 | 2014-04-03 | Mevion Medical Systems, Inc. | Focusing a particle beam |
US8791656B1 (en) | 2013-05-31 | 2014-07-29 | Mevion Medical Systems, Inc. | Active return system |
US9730308B2 (en) | 2013-06-12 | 2017-08-08 | Mevion Medical Systems, Inc. | Particle accelerator that produces charged particles having variable energies |
KR101468080B1 (ko) * | 2013-08-21 | 2014-12-05 | 성균관대학교산학협력단 | 사이클로트론용 전자석 시스템 |
EP3049151B1 (en) | 2013-09-27 | 2019-12-25 | Mevion Medical Systems, Inc. | Particle beam scanning |
US9962560B2 (en) | 2013-12-20 | 2018-05-08 | Mevion Medical Systems, Inc. | Collimator and energy degrader |
US10675487B2 (en) | 2013-12-20 | 2020-06-09 | Mevion Medical Systems, Inc. | Energy degrader enabling high-speed energy switching |
US9661736B2 (en) | 2014-02-20 | 2017-05-23 | Mevion Medical Systems, Inc. | Scanning system for a particle therapy system |
DE102014003536A1 (de) * | 2014-03-13 | 2015-09-17 | Forschungszentrum Jülich GmbH Fachbereich Patente | Supraleitender Magnetfeldstabilisator |
US9950194B2 (en) | 2014-09-09 | 2018-04-24 | Mevion Medical Systems, Inc. | Patient positioning system |
US9961756B2 (en) | 2014-10-07 | 2018-05-01 | General Electric Company | Isotope production target chamber including a cavity formed from a single sheet of metal foil |
US10786689B2 (en) | 2015-11-10 | 2020-09-29 | Mevion Medical Systems, Inc. | Adaptive aperture |
JP7059245B2 (ja) | 2016-07-08 | 2022-04-25 | メビオン・メディカル・システムズ・インコーポレーテッド | 治療計画の決定 |
CN106132061B (zh) * | 2016-07-29 | 2018-11-30 | 中国原子能科学研究院 | 适用于200-250MeV超导质子回旋加速器束流引出的磁通道 |
US11103730B2 (en) | 2017-02-23 | 2021-08-31 | Mevion Medical Systems, Inc. | Automated treatment in particle therapy |
WO2019006253A1 (en) | 2017-06-30 | 2019-01-03 | Mevion Medical Systems, Inc. | CONFIGURABLE COLLIMATOR CONTROLLED BY LINEAR MOTORS |
US11311746B2 (en) | 2019-03-08 | 2022-04-26 | Mevion Medical Systems, Inc. | Collimator and energy degrader for a particle therapy system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2872574A (en) * | 1956-04-12 | 1959-02-03 | Edwin M Mcmillan | Cloverleaf cyclotron |
US3883761A (en) * | 1972-12-08 | 1975-05-13 | Cyclotron Corp | Electrostatic extraction method and apparatus for cyclotrons |
LU85895A1 (fr) * | 1985-05-10 | 1986-12-05 | Univ Louvain | Cyclotron |
GB8512804D0 (en) * | 1985-05-21 | 1985-06-26 | Oxford Instr Ltd | Cyclotrons |
BE1003551A3 (fr) * | 1989-11-21 | 1992-04-21 | Ion Beam Applic Sa | Cyclotrons focalises par secteurs. |
-
1991
- 1991-11-22 BE BE9101080A patent/BE1005530A4/fr not_active IP Right Cessation
-
1992
- 1992-11-20 DK DK92923442.5T patent/DK0613607T3/da active
- 1992-11-20 WO PCT/BE1992/000050 patent/WO1993010651A1/fr active IP Right Grant
- 1992-11-20 JP JP05508837A patent/JP3100634B2/ja not_active Expired - Lifetime
- 1992-11-20 CA CA002122583A patent/CA2122583C/en not_active Expired - Lifetime
- 1992-11-20 EP EP92923442A patent/EP0613607B1/fr not_active Expired - Lifetime
- 1992-11-20 DE DE69209312T patent/DE69209312T2/de not_active Expired - Lifetime
- 1992-11-20 US US08/240,786 patent/US5521469A/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018075402A (ja) * | 2005-11-18 | 2018-05-17 | メビオン・メディカル・システムズ・インコーポレーテッド | 荷電粒子放射線治療 |
US10279199B2 (en) | 2005-11-18 | 2019-05-07 | Mevion Medical Systems, Inc. | Inner gantry |
US10722735B2 (en) | 2005-11-18 | 2020-07-28 | Mevion Medical Systems, Inc. | Inner gantry |
JP2013543248A (ja) * | 2010-11-22 | 2013-11-28 | マサチューセッツ インスティテュート オブ テクノロジー | 小型低温弱収束超伝導サイクロトロン |
JP2014102990A (ja) * | 2012-11-20 | 2014-06-05 | Sumitomo Heavy Ind Ltd | サイクロトロン |
Also Published As
Publication number | Publication date |
---|---|
CA2122583A1 (en) | 1993-05-23 |
WO1993010651A1 (fr) | 1993-05-27 |
CA2122583C (en) | 2001-12-11 |
EP0613607A1 (fr) | 1994-09-07 |
DK0613607T3 (da) | 1996-08-05 |
JP3100634B2 (ja) | 2000-10-16 |
US5521469A (en) | 1996-05-28 |
DE69209312T2 (de) | 1996-08-22 |
EP0613607B1 (fr) | 1996-03-20 |
DE69209312D1 (de) | 1996-04-25 |
BE1005530A4 (fr) | 1993-09-28 |
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