JP2012000232A5 - - Google Patents

Download PDF

Info

Publication number
JP2012000232A5
JP2012000232A5 JP2010137243A JP2010137243A JP2012000232A5 JP 2012000232 A5 JP2012000232 A5 JP 2012000232A5 JP 2010137243 A JP2010137243 A JP 2010137243A JP 2010137243 A JP2010137243 A JP 2010137243A JP 2012000232 A5 JP2012000232 A5 JP 2012000232A5
Authority
JP
Japan
Prior art keywords
particle beam
irradiation
charged particle
therapy system
electromagnet
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
Application number
JP2010137243A
Other languages
Japanese (ja)
Other versions
JP2012000232A (en
JP5562133B2 (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2010137243A priority Critical patent/JP5562133B2/en
Priority claimed from JP2010137243A external-priority patent/JP5562133B2/en
Publication of JP2012000232A publication Critical patent/JP2012000232A/en
Publication of JP2012000232A5 publication Critical patent/JP2012000232A5/ja
Application granted granted Critical
Publication of JP5562133B2 publication Critical patent/JP5562133B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (10)

供給された荷電粒子ビームを治療計画に基づく３次元の照射形状に整形するよう前記荷電粒子ビームをそれぞれ異なる方向に走査制御する２つのスキャニング電磁石を備えた走査電磁石と、
前記走査電磁石の下流に設置され、前記走査電磁石により走査された荷電粒子ビームが、前記走査電磁石から複数のアイソセンタのそれぞれとの間に設定されたビーム軌道のうち、選択されたひとつのビーム軌道を通るように、前記荷電粒子ビームの軌道を切り替える偏向電磁石と、
を備えたことを特徴とする粒子線治療装置。 A scanning electromagnet comprising two scanning electromagnets that respectively scan and control the charged particle beam in different directions so as to shape the supplied charged particle beam into a three-dimensional irradiation shape based on a treatment plan;
A charged particle beam installed downstream of the scanning electromagnet and scanned by the scanning electromagnet has selected one of the beam trajectories set between the scanning electromagnet and each of a plurality of isocenters. A deflection electromagnet that switches the trajectory of the charged particle beam to pass through;
A particle beam therapy system comprising: 前記偏向電磁石は、ビーム切替電磁石であることを特徴とする請求項１に記載の粒子線治療装置。   The particle beam therapy system according to claim 1, wherein the deflection electromagnet is a beam switching electromagnet. 前記偏向電磁石は、ビーム軸回りに回転駆動することを特徴とする請求項１に記載の粒子線治療装置。   The particle beam therapy system according to claim 1, wherein the deflection electromagnet is rotationally driven around a beam axis. 前記偏向電磁石から前記複数のアイソセンタのそれぞれとの間には、前記設定されたビーム軌道のそれぞれに対応する輸送ダクトを設けたことを特徴とする請求項１ないし３のいずれか１項に記載の粒子線治療装置。   4. The transport duct corresponding to each of the set beam trajectories is provided between the deflection electromagnet and each of the plurality of isocenters. 5. Particle beam therapy device. 前記輸送ダクトは、前記偏向電磁石の駆動とともに駆動するダクトと駆動しないダクトとがカップリングによって繋がって構成されていることを特徴とする請求項４に記載の粒子線治療装置。   5. The particle beam therapy system according to claim 4, wherein the transport duct is configured such that a duct that is driven together with driving of the deflection electromagnet and a duct that is not driven are connected by a coupling. 前記ビーム軌道毎に移動するアイソセンタに対応して、位置を変化させる患者台を備えることを特徴とする請求項１ないし５のいずれか１項に記載の粒子線治療装置。   The particle beam therapy system according to any one of claims 1 to 5, further comprising a patient table that changes a position corresponding to an isocenter that moves for each beam trajectory. 前記３次元の照射形状を形作る照射位置座標を、前記選択されたビーム軌道に応じて設定された関数を用いて変換し、変換して得られた制御値を用いて前記走査電磁石および前記荷電粒子ビームのエネルギーを制御する照射制御部、
を備えたことを特徴とする請求項１ないし６のいずれか１項に記載の粒子線治療装置。 An irradiation position coordinate forming the three-dimensional irradiation shape is converted using a function set in accordance with the selected beam trajectory, and the scanning electromagnet and the charged particle using a control value obtained by the conversion An irradiation controller that controls the energy of the beam,
The particle beam therapy system according to any one of claims 1 to 6, further comprising: 前記ビーム軌道に応じて設定された関数として、
前記走査電磁石への２次元の制御値および前記荷電粒子ビームのエネルギーの制御値からなる照射制御値と、前記照射制御値を用いて制御された前記荷電粒子ビームの前記選択されたアイソセンタ部における実照射位置座標の測定値とから得られた照射位置座標から照射制御値への逆写像数式モデルを使用することを特徴とする請求項７に記載の粒子線治療装置。 As a function set according to the beam trajectory,
An irradiation control value comprising a two-dimensional control value for the scanning electromagnet and an energy control value for the charged particle beam, and an actual value of the charged particle beam controlled using the irradiation control value in the selected isocenter portion. 8. The particle beam therapy system according to claim 7, wherein an inverse mapping mathematical model from an irradiation position coordinate to an irradiation control value obtained from the measured value of the irradiation position coordinate is used. 請求項８に記載の粒子線治療装置の調整方法であって、
前記照射制御部が、
ビーム軌道を設定し、設定したビーム軌道に対応して前記粒子線治療装置から照射された荷電粒子ビームの照射位置座標を測定するビーム測定部を設置するステップと、
それぞれ異なる複数の照射制御値を読込むステップと、
読込んだ照射制御値にしたがって前記ビーム測定部に対して荷電粒子ビームを照射し、前記荷電粒子ビームの照射位置座標を測定するステップと、
測定した照射位置座標の複数の測定結果と前記複数の照射制御値との組合せから、前記逆写像数式モデルの未知パラメータを設定するステップと、
を含む粒子線治療装置の調整方法。 A method for adjusting a particle beam therapy system according to claim 8 ,
The irradiation control unit is
Setting a beam trajectory, and installing a beam measuring unit that measures the irradiation position coordinates of the charged particle beam irradiated from the particle beam therapy apparatus corresponding to the set beam trajectory;
Reading a plurality of different irradiation control values,
Irradiating the beam measuring unit with a charged particle beam according to the read irradiation control value, and measuring the irradiation position coordinates of the charged particle beam;
From the combination of a plurality of measurement results of the measured irradiation position coordinates and the plurality of irradiation control values, setting unknown parameters of the inverse mapping mathematical model,
For adjusting a particle beam therapy system comprising: それぞれ異なる複数の照射制御値を読込むステップと、
読込んだ照射制御値にしたがって実照射された荷電粒子ビームの選択されたアイソセンタ部における実照射位置座標を測定するステップと、
測定した実照射位置座標の複数の測定結果と前記複数の照射制御値との組合せから、前記逆写像数式モデルの未知パラメータを設定するステップと、
を実行する逆写像算出部を備えたことを特徴とする請求項８に記載の粒子線治療装置。 Reading a plurality of different irradiation control values,
Measuring the actual irradiation position coordinates in the selected isocenter of the charged particle beam actually irradiated according to the read irradiation control value;
From a combination of a plurality of measurement results of the measured actual irradiation position coordinates and the plurality of irradiation control values, setting unknown parameters of the inverse mapping mathematical model,
The particle beam therapy apparatus according to claim 8, further comprising a reverse mapping calculation unit that executes the following.
JP2010137243A 2010-06-16 2010-06-16 Particle beam therapy apparatus and method for adjusting particle beam therapy apparatus Expired - Fee Related JP5562133B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2010137243A JP5562133B2 (en) 2010-06-16 2010-06-16 Particle beam therapy apparatus and method for adjusting particle beam therapy apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010137243A JP5562133B2 (en) 2010-06-16 2010-06-16 Particle beam therapy apparatus and method for adjusting particle beam therapy apparatus

Publications (3)

Publication Number Publication Date
JP2012000232A JP2012000232A (en) 2012-01-05
JP2012000232A5 true JP2012000232A5 (en) 2013-07-25
JP5562133B2 JP5562133B2 (en) 2014-07-30

Family

ID=45532921

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010137243A Expired - Fee Related JP5562133B2 (en) 2010-06-16 2010-06-16 Particle beam therapy apparatus and method for adjusting particle beam therapy apparatus

Country Status (1)

Country Link
JP (1) JP5562133B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5907862B2 (en) * 2012-04-27 2016-04-26 三菱電機株式会社 Particle beam rotation irradiation equipment
EP3006084B1 (en) * 2013-06-06 2018-11-14 Mitsubishi Electric Corporation Particle therapy device and method for setting dose calibration factor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2824363B2 (en) * 1992-07-15 1998-11-11 三菱電機株式会社 Beam supply device
JPH08257148A (en) * 1995-03-24 1996-10-08 Hitachi Ltd Rotary gantry
JP3260611B2 (en) * 1995-12-05 2002-02-25 株式会社東芝 Charge beam drawing controller
JP3178381B2 (en) * 1997-02-07 2001-06-18 株式会社日立製作所 Charged particle irradiation device
JP3052957B2 (en) * 1999-03-19 2000-06-19 株式会社日立製作所 Charged particle beam extraction method and circular accelerator
WO2001069643A1 (en) * 2000-03-13 2001-09-20 Hitachi, Ltd. Charged particle beam scanning device
JP3423675B2 (en) * 2000-07-13 2003-07-07 住友重機械工業株式会社 Charged particle beam irradiation device and treatment device using the same
JP2002141199A (en) * 2000-10-31 2002-05-17 Sumitomo Heavy Ind Ltd Electron beam trajectory correcting device and method
JP4646069B2 (en) * 2005-11-14 2011-03-09 株式会社日立製作所 Particle beam irradiation system
JP2008085120A (en) * 2006-09-28 2008-04-10 Nuflare Technology Inc Position correction coefficient calculating method of charged particle beam drawing apparatus, and position correction coefficient updating method of charged particle beam drawing apparatus
JP5828610B2 (en) * 2007-07-12 2015-12-09 株式会社ニューフレアテクノロジー Charged particle beam drawing method and charged particle beam drawing apparatus
US8217364B2 (en) * 2009-06-09 2012-07-10 Mitsubishi Electric Corporation Particle beam irradiation apparatus

Similar Documents

Publication Publication Date Title
JP5338000B1 (en) Real-time 3D radiotherapy device
US11110302B2 (en) Multi-robotic arm apparatus for intraoperative radiotherapy
US8389949B2 (en) Particle beam therapy system and adjustment method for particle beam therapy system
CN103071241B (en) Stereotactic radiotherapeutic device
EP2579265A4 (en) Particle beam irradiation system and control method for particle beam irradiation system
CN105126261B (en) Radiotherapy device for tracking and positioning by using Stewart robot platform
JP5438826B2 (en) Beam position monitoring apparatus and particle beam therapy apparatus
JP2014161623A5 (en)
CN104936653A (en) Multipurpose radiotherapy system
JP2016518998A (en) 3D irradiation equipment
JP4509218B1 (en) Particle beam irradiation equipment
JP2015181552A5 (en)
JP4673450B1 (en) Particle beam irradiation apparatus and particle beam therapy apparatus
CN106512239B (en) Wearable medical ultrasonic treatment device and acoustic emission array positioning and acoustic beam focusing method thereof
JP2012000232A5 (en)
JPWO2013027263A1 (en) Beam data processing apparatus and particle beam therapy apparatus
JP2013098090A5 (en)
EP2442317B1 (en) Particle beam irradiation apparatus
JP6527241B2 (en) Particle therapy system
US10857392B2 (en) System and method for in-layer synchronization for fast spot rescanning
US20180093111A1 (en) System and method for scanned ion beam interplay effect mitigation using random repainting
CN106110522A (en) Utilize the method and device of the wobbling magnet diffusion proton beam therapy tumor of variable voltage
US8933420B2 (en) Particle beam therapy system
CN104983405A (en) Animal body temperature detection device and feeding system
JP5562133B2 (en) Particle beam therapy apparatus and method for adjusting particle beam therapy apparatus