GB2598904B - Beam Shaping Apparatus - Google Patents

Beam Shaping Apparatus Download PDF

Info

Publication number
GB2598904B
GB2598904B GB2014611.4A GB202014611A GB2598904B GB 2598904 B GB2598904 B GB 2598904B GB 202014611 A GB202014611 A GB 202014611A GB 2598904 B GB2598904 B GB 2598904B
Authority
GB
United Kingdom
Prior art keywords
beam shaping
shaping apparatus
shaping
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.)
Active
Application number
GB2014611.4A
Other versions
GB202014611D0 (en
GB2598904A (en
Inventor
Broad Martin
Original Assignee
Elekta ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Elekta ltd filed Critical Elekta ltd
Priority to GB2014611.4A priority Critical patent/GB2598904B/en
Publication of GB202014611D0 publication Critical patent/GB202014611D0/en
Priority to PCT/EP2021/064723 priority patent/WO2021245109A1/en
Priority to EP21731714.8A priority patent/EP4157444A1/en
Priority to US18/000,609 priority patent/US20230211180A1/en
Publication of GB2598904A publication Critical patent/GB2598904A/en
Application granted granted Critical
Publication of GB2598904B publication Critical patent/GB2598904B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/1042—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy with spatial modulation of the radiation beam within the treatment head
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/1077—Beam delivery systems
    • A61N5/1081—Rotating beam systems with a specific mechanical construction, e.g. gantries
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/06—Diaphragms
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
    • G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
    • G21K1/046—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers varying the contour of the field, e.g. multileaf collimators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N2005/1092—Details
    • A61N2005/1095—Elements inserted into the radiation path within the system, e.g. filters or wedges
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N5/1042—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy with spatial modulation of the radiation beam within the treatment head
    • A61N5/1045—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy with spatial modulation of the radiation beam within the treatment head using a multi-leaf collimator, e.g. for intensity modulated radiation therapy or IMRT
GB2014611.4A 2020-06-02 2020-09-16 Beam Shaping Apparatus Active GB2598904B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB2014611.4A GB2598904B (en) 2020-09-16 2020-09-16 Beam Shaping Apparatus
PCT/EP2021/064723 WO2021245109A1 (en) 2020-06-02 2021-06-01 Beam shaping apparatus
EP21731714.8A EP4157444A1 (en) 2020-06-02 2021-06-01 Beam shaping apparatus
US18/000,609 US20230211180A1 (en) 2020-06-02 2021-06-01 Beam shaping apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2014611.4A GB2598904B (en) 2020-09-16 2020-09-16 Beam Shaping Apparatus

Publications (3)

Publication Number Publication Date
GB202014611D0 GB202014611D0 (en) 2020-10-28
GB2598904A GB2598904A (en) 2022-03-23
GB2598904B true GB2598904B (en) 2023-09-06

Family

ID=73149807

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2014611.4A Active GB2598904B (en) 2020-06-02 2020-09-16 Beam Shaping Apparatus

Country Status (1)

Country Link
GB (1) GB2598904B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4987309A (en) * 1988-11-29 1991-01-22 Varian Associates, Inc. Radiation therapy unit
US20060198492A1 (en) * 2005-03-04 2006-09-07 Tadashi Noguchi Radiation diaphragm apparatus and radiotherapy apparatus having the diaphragm apparatus
JP2009160055A (en) * 2007-12-28 2009-07-23 Toshiba Corp Diaphragm device and radiation therapy apparatus using diaphragm device
US20150131781A1 (en) * 2013-11-11 2015-05-14 Canon Kabushiki Kaisha MOVABLE DIAPHRAGM UNIT, X-ray GENERATING APPARATUS AND X-RAY IMAGING SYSTEM
DE102015210566A1 (en) * 2015-06-09 2016-12-15 Siemens Healthcare Gmbh X-ray system
WO2018093933A1 (en) * 2016-11-15 2018-05-24 Reflexion Medical, Inc. System for emission-guided high-energy photon delivery
WO2020257338A1 (en) * 2019-06-17 2020-12-24 Reflexion Medical, Inc. Adaptive focus collimation of x-ray beams

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4987309A (en) * 1988-11-29 1991-01-22 Varian Associates, Inc. Radiation therapy unit
US20060198492A1 (en) * 2005-03-04 2006-09-07 Tadashi Noguchi Radiation diaphragm apparatus and radiotherapy apparatus having the diaphragm apparatus
JP2009160055A (en) * 2007-12-28 2009-07-23 Toshiba Corp Diaphragm device and radiation therapy apparatus using diaphragm device
US20150131781A1 (en) * 2013-11-11 2015-05-14 Canon Kabushiki Kaisha MOVABLE DIAPHRAGM UNIT, X-ray GENERATING APPARATUS AND X-RAY IMAGING SYSTEM
DE102015210566A1 (en) * 2015-06-09 2016-12-15 Siemens Healthcare Gmbh X-ray system
WO2018093933A1 (en) * 2016-11-15 2018-05-24 Reflexion Medical, Inc. System for emission-guided high-energy photon delivery
WO2020257338A1 (en) * 2019-06-17 2020-12-24 Reflexion Medical, Inc. Adaptive focus collimation of x-ray beams

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Medical Physics, vol. 25, no. 9, September 1998, I.J. Das et al., "Beam characteristics of a retrofitted double-focused multileaf collimator", pages 1676-1684 *
Medical Physics, vol. 26, no. 10, October 1999, M. Karlsson et al., "Treatment head design for multileaf collimated high-energy electrons", pages 2161-2167 *
Medical Physics, vol. 46, no. 1, October 2018, C. Ma et al., "Flattening filter free in intensity-modulated radiotherapy (IMRT) - Theoretical modelling with delivery efficiency analysis", pages 34-44 *

Also Published As

Publication number Publication date
GB202014611D0 (en) 2020-10-28
GB2598904A (en) 2022-03-23

Similar Documents

Publication Publication Date Title
CA210339S (en) Beam
GB202005468D0 (en) Enzyme-media process
GB202005217D0 (en) Process
IL287879A (en) Multiple charged-particle beam apparatus
GB202013383D0 (en) Process
GB202007980D0 (en) Process
GB2598904B (en) Beam Shaping Apparatus
GB202016572D0 (en) Beam shaping apparatus
GB202008237D0 (en) Beam shaping apparatus
GB202104958D0 (en) Process
GB202020054D0 (en) Process
GB202009069D0 (en) Process
GB202002417D0 (en) Process
GB202001226D0 (en) Process
CA223609S (en) Beam
ZA202208164B (en) Contour forming apparatus
GB202312095D0 (en) Beam former
GB202002755D0 (en) Apparatus for beam moving
GB202104944D0 (en) Process
GB202104681D0 (en) Process
GB202104080D0 (en) Process
GB202104079D0 (en) Process
GB202103475D0 (en) Process
GB202102673D0 (en) Process
GB202102474D0 (en) Process