GB1463891A - Monitoring device capable of monitoring the centring intensity and uniformity of a beam of ionising radiation - Google Patents
Monitoring device capable of monitoring the centring intensity and uniformity of a beam of ionising radiationInfo
- Publication number
- GB1463891A GB1463891A GB368074A GB368074A GB1463891A GB 1463891 A GB1463891 A GB 1463891A GB 368074 A GB368074 A GB 368074A GB 368074 A GB368074 A GB 368074A GB 1463891 A GB1463891 A GB 1463891A
- Authority
- GB
- United Kingdom
- Prior art keywords
- monitoring
- electrode
- centring
- uniformity
- intensity
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J47/00—Tubes for determining the presence, intensity, density or energy of radiation or particles
- H01J47/06—Proportional counter tubes
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Measurement Of Radiation (AREA)
- Electron Tubes For Measurement (AREA)
- Radiation-Therapy Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7302839A FR2215701B1 (US06262066-20010717-C00424.png) | 1973-01-26 | 1973-01-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1463891A true GB1463891A (en) | 1977-02-09 |
Family
ID=9113914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB368074A Expired GB1463891A (en) | 1973-01-26 | 1974-01-25 | Monitoring device capable of monitoring the centring intensity and uniformity of a beam of ionising radiation |
Country Status (8)
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2157524A (en) * | 1984-03-02 | 1985-10-23 | Pioneer Electronic Corp | Focus error detector |
GB2571124A (en) * | 2018-02-19 | 2019-08-21 | Elekta ltd | Method and apparatus for beam energy measurement |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2421243C3 (de) * | 1974-05-02 | 1985-12-05 | Siemens AG, 1000 Berlin und 8000 München | Röntgentechnische Meßvorrichtung mit zwei Meßfeldern zum Erfassen der Dosis und des Flächendosisprodukts |
US4206355A (en) * | 1975-02-07 | 1980-06-03 | C.G.R. Mev | System for monitoring the position intensity uniformity and directivity of a beam of ionizing radiation |
DE2505173A1 (de) * | 1975-02-07 | 1976-08-19 | Philips Patentverwaltung | Roentgenaufnahmeanordnung mit einer gasgefuellten kammer |
FR2300414A2 (fr) * | 1975-02-07 | 1976-09-03 | Cgr Mev | Dispositif pour le controle de la p |
US4035654A (en) * | 1976-01-12 | 1977-07-12 | Elmer Frank J | Optical alignment sensor |
DE2610845B2 (de) * | 1976-03-15 | 1980-09-25 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Röntgengerät mit einem Röntgen-Belichtungsautomaten, dessen Detektor mehrere Meßfelder aufweist |
JPS5830696B2 (ja) * | 1976-06-28 | 1983-06-30 | 株式会社日立製作所 | 荷電粒子エネルギ−分析器 |
US4131799A (en) * | 1977-04-01 | 1978-12-26 | Applied Radiation Corporation | Ionization chamber |
US4284952A (en) * | 1977-11-21 | 1981-08-18 | The United States Of America As Represented By The United States Department Of Energy | Neutral beam monitoring |
FR2431673A1 (fr) * | 1978-07-21 | 1980-02-15 | Thomson Brandt | Lance-roquettes |
SE421257B (sv) * | 1980-04-23 | 1981-12-07 | Scanditronix Instr | Sett att med transmissionsjonkammare centrera ett stralknippe och bringa stralknippet att bli symmetriskt med avseende pa centrumlinjen av en kollimator, samt transmissionsjonkammare for utforande av settet |
US4347547A (en) * | 1980-05-22 | 1982-08-31 | Siemens Medical Laboratories, Inc. | Energy interlock system for a linear accelerator |
US4342060A (en) * | 1980-05-22 | 1982-07-27 | Siemens Medical Laboratories, Inc. | Energy interlock system for a linear accelerator |
US4427890A (en) * | 1981-08-03 | 1984-01-24 | Siemens Medical Laboratories, Inc. | Dose monitor chamber for electron or X-ray radiation |
US4514633A (en) * | 1983-11-17 | 1985-04-30 | Siemens Medical Laboratories, Inc. | Ionization chamber for measuring the profile of a radiation field of electron or X-ray radiation |
US4670656A (en) * | 1983-12-13 | 1987-06-02 | Betagen Corporation | Process and apparatus for measuring surface distributions of charged particle emitting radionuclides |
SE460019B (sv) * | 1987-07-21 | 1989-09-04 | Kjell Benny Westerlund | Maetanordning foer kontroll av straalfaelt fraan behandlingsmaskiner foer radioterapi |
DE3828639C2 (de) * | 1987-08-24 | 1994-08-18 | Mitsubishi Electric Corp | Strahlentherapiegerät |
US4803368A (en) * | 1987-12-28 | 1989-02-07 | Siemens Medical Laboratories, Inc. | Assembly and method for monitoring the lateral position of a beam of ionizing radiation |
US4877961A (en) * | 1988-10-26 | 1989-10-31 | Varian Associates, Inc. | In-line electron beam energy monitor and control |
US5072123A (en) * | 1990-05-03 | 1991-12-10 | Varian Associates, Inc. | Method of measuring total ionization current in a segmented ionization chamber |
US5120968A (en) * | 1990-07-05 | 1992-06-09 | The United States Of America As Represented By The Secretary Of The Navy | Emittance measuring device for charged particle beams |
JPH09510776A (ja) * | 1993-12-31 | 1997-10-28 | シモ ラニッコ, | イオン化放射線源の放射線コーンのフィールドサイズとフィールド形状を決定するための方法と装置 |
US5672878A (en) * | 1996-10-24 | 1997-09-30 | Siemens Medical Systems Inc. | Ionization chamber having off-passageway measuring electrodes |
AU3071802A (en) * | 2000-12-08 | 2002-06-18 | Univ Loma Linda Med | Proton beam therapy control system |
EP1585578B1 (en) * | 2003-01-02 | 2008-04-16 | Loma Linda University Medical Center | Configuration management and retrieval system for proton beam therapy system |
MXPA06001581A (es) * | 2003-08-12 | 2006-05-19 | Univ Loma Linda Med | Sistema de colocacion de pacientes para un sistema de terapia de radiacion. |
CA2967536C (en) | 2003-08-12 | 2020-08-25 | Vision Rt Limited | Patient positioning system for radiation therapy system |
US7189975B2 (en) * | 2004-02-09 | 2007-03-13 | Standard Imaging, Inc. | Wire-free, dual-mode calibration instrument for high energy therapeutic radiation |
EP2095374A4 (en) | 2006-11-21 | 2012-05-30 | Univ Loma Linda Med | DEVICE AND METHOD FOR FIXING PATIENTS FOR BRUSH-RADIATION THERAPY |
US20100148065A1 (en) * | 2008-12-17 | 2010-06-17 | Baxter International Inc. | Electron beam sterilization monitoring system and method |
US8632448B1 (en) | 2009-02-05 | 2014-01-21 | Loma Linda University Medical Center | Proton scattering analysis system |
EP2483710A4 (en) | 2009-10-01 | 2016-04-27 | Univ Loma Linda Med | Detector for ionization by ion-induced impact and uses thereof |
US20120310030A1 (en) * | 2009-10-01 | 2012-12-06 | Jean-Marc Fontbonne | Device And Method For Line Control Of An Energy Beam |
JP5683113B2 (ja) * | 2010-01-26 | 2015-03-11 | 株式会社日立製作所 | 放射線計測装置及び放射線計測装置の放射線計測方法 |
US9207193B2 (en) * | 2010-02-12 | 2015-12-08 | Loma Linda University Medical Center | Systems and methodologies for proton computed tomography |
EP2684034A4 (en) | 2011-03-07 | 2014-09-03 | Univ Loma Linda Med | SYSTEMS, DEVICES AND METHODS RELATING TO CALIBRATION OF COMPUTER-COMPUTED PROTONE TRANSMISSION TOMOGRAPHY SCANNER |
US8644571B1 (en) | 2011-12-06 | 2014-02-04 | Loma Linda University Medical Center | Intensity-modulated proton therapy |
EP3326007A1 (en) | 2015-07-22 | 2018-05-30 | ViewRay Technologies, Inc. | Ion chamber for radiation measurement |
US9884206B2 (en) | 2015-07-23 | 2018-02-06 | Loma Linda University Medical Center | Systems and methods for intensity modulated radiation therapy |
CN108550516B (zh) * | 2018-05-24 | 2021-01-01 | 上海联影医疗科技股份有限公司 | 医用直线加速器的多通道电离室及其收集极 |
CN110727010B (zh) * | 2019-09-25 | 2021-10-22 | 上海联影医疗科技股份有限公司 | 直线加速器的剂量监测系统及方法 |
CN114404820A (zh) * | 2021-12-24 | 2022-04-29 | 沈阳东软智睿放疗技术有限公司 | 一种多通道电离室及医用直线加速器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2566684A (en) * | 1950-11-02 | 1951-09-04 | Cornelius A Tobias | Segmented ionization chamber |
NL227810A (US06262066-20010717-C00424.png) * | 1957-06-14 | |||
FR1383057A (fr) * | 1963-11-09 | 1964-12-24 | Alsacienne Atom | Chambre d'ionisation utilisable avec une haute tension alternative |
US3612858A (en) * | 1970-02-10 | 1971-10-12 | Atomic Energy Commission | Device for measuring the position, size and intensity of high-energy particles |
FR2134296B1 (US06262066-20010717-C00424.png) * | 1971-04-30 | 1974-03-22 | Thomson Csf |
-
1973
- 1973-01-26 FR FR7302839A patent/FR2215701B1/fr not_active Expired
-
1974
- 1974-01-21 US US05/434,912 patent/US3942012A/en not_active Expired - Lifetime
- 1974-01-21 CA CA190,613A patent/CA995827A/en not_active Expired
- 1974-01-22 DE DE2402898A patent/DE2402898B2/de not_active Ceased
- 1974-01-22 JP JP904774A patent/JPS5416872B2/ja not_active Expired
- 1974-01-23 NL NL7400909.A patent/NL160115C/xx not_active IP Right Cessation
- 1974-01-25 GB GB368074A patent/GB1463891A/en not_active Expired
- 1974-01-25 CH CH107374A patent/CH573603A5/xx not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2157524A (en) * | 1984-03-02 | 1985-10-23 | Pioneer Electronic Corp | Focus error detector |
GB2571124A (en) * | 2018-02-19 | 2019-08-21 | Elekta ltd | Method and apparatus for beam energy measurement |
US11052266B2 (en) | 2018-02-19 | 2021-07-06 | Elekta Limited | Method and apparatus for beam energy measurement |
Also Published As
Publication number | Publication date |
---|---|
DE2402898B2 (de) | 1979-07-26 |
NL160115C (nl) | 1979-09-17 |
JPS49107284A (US06262066-20010717-C00424.png) | 1974-10-11 |
DE2402898A1 (de) | 1974-08-01 |
FR2215701B1 (US06262066-20010717-C00424.png) | 1978-10-27 |
NL7400909A (US06262066-20010717-C00424.png) | 1974-07-30 |
FR2215701A1 (US06262066-20010717-C00424.png) | 1974-08-23 |
NL160115B (nl) | 1979-04-17 |
US3942012A (en) | 1976-03-02 |
JPS5416872B2 (US06262066-20010717-C00424.png) | 1979-06-26 |
CH573603A5 (US06262066-20010717-C00424.png) | 1976-03-15 |
CA995827A (en) | 1976-08-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |