CN103718251B - 多焦斑x射线辐射滤波 - Google Patents

多焦斑x射线辐射滤波 Download PDF

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Publication number
CN103718251B
CN103718251B CN201280037773.6A CN201280037773A CN103718251B CN 103718251 B CN103718251 B CN 103718251B CN 201280037773 A CN201280037773 A CN 201280037773A CN 103718251 B CN103718251 B CN 103718251B
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CN
China
Prior art keywords
ray
focal spot
filter
spot position
section
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 - Fee Related
Application number
CN201280037773.6A
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English (en)
Chinese (zh)
Other versions
CN103718251A (zh
Inventor
G·福格特米尔
R·皮蒂格
C·勒夫
M·K·迪尔
G·J·卡尔森
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Koninklijke Philips NV
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Koninklijke Philips NV
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Publication of CN103718251A publication Critical patent/CN103718251A/zh
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Publication of CN103718251B publication Critical patent/CN103718251B/zh
Expired - Fee Related legal-status Critical Current
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—HANDLING OF 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—HANDLING OF 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
    • G21K1/08—Deviation, concentration or focusing of the beam by electric or magnetic means
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—HANDLING OF 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
    • G21K1/10—Scattering devices; Absorbing devices; Ionising radiation filters
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—HANDLING OF 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/30—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by deflection of the cathode ray

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
CN201280037773.6A 2011-06-06 2012-05-30 多焦斑x射线辐射滤波 Expired - Fee Related CN103718251B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161493556P 2011-06-06 2011-06-06
US61/493,556 2011-06-06
PCT/IB2012/052703 WO2012168832A1 (en) 2011-06-06 2012-05-30 Multiple focal spot x-ray radiation filtering

Publications (2)

Publication Number Publication Date
CN103718251A CN103718251A (zh) 2014-04-09
CN103718251B true CN103718251B (zh) 2016-09-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280037773.6A Expired - Fee Related CN103718251B (zh) 2011-06-06 2012-05-30 多焦斑x射线辐射滤波

Country Status (7)

Country Link
US (1) US9424958B2 (https=)
EP (1) EP2718936B1 (https=)
JP (1) JP6073869B2 (https=)
CN (1) CN103718251B (https=)
BR (1) BR112013031049A2 (https=)
RU (1) RU2615151C2 (https=)
WO (1) WO2012168832A1 (https=)

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US10660595B2 (en) * 2016-06-16 2020-05-26 Koninklijke Philips N.V. Apparatus for x-ray imaging an object
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EP3508128A1 (en) 2018-01-05 2019-07-10 Koninklijke Philips N.V. Apparatus for generating dual energy imaging data
US11672491B2 (en) 2018-03-30 2023-06-13 Empyrean Medical Systems, Inc. Validation of therapeutic radiation treatment
US10893839B2 (en) 2018-06-06 2021-01-19 General Electric Company Computed tomography system and method configured to image at different energy levels and focal spot positions
EP3598949A1 (de) * 2018-07-27 2020-01-29 Siemens Healthcare GmbH Computertomographiegerät mit lamellenformfilter und springfokus-röntgenquelle
CN109243946B (zh) * 2018-09-18 2024-02-02 广州市凌特电子有限公司 X光出光口角度调整装置
EP3633686A1 (en) 2018-10-04 2020-04-08 Koninklijke Philips N.V. Directional x-ray beam modifier
US10940334B2 (en) 2018-10-19 2021-03-09 Sensus Healthcare, Inc. Systems and methods for real time beam sculpting intra-operative-radiation-therapy treatment planning
WO2020122257A1 (ja) * 2018-12-14 2020-06-18 株式会社堀場製作所 Ｘ線管及びｘ線検出装置
EP3770943A1 (en) 2019-07-22 2021-01-27 Koninklijke Philips N.V. Balancing x-ray output for dual energy x-ray imaging systems
CN110477943A (zh) * 2019-08-26 2019-11-22 广东明峰医疗科技有限公司 一种利用飞焦点方式实现双能ct的设备和方法
CN112489849B (zh) * 2019-09-11 2024-11-15 西门子医疗股份公司 计算机断层扫描设备的x射线射束光谱过滤的过滤器装置
EP3906856A1 (en) * 2020-05-06 2021-11-10 Excillum AB X-ray imaging system
RU2761014C1 (ru) * 2021-04-09 2021-12-02 федеральное государственное автономное образовательное учреждение высшего образования «Национальный исследовательский Томский политехнический университет» Способ определения размера фокусного пятна тормозного излучения ускорителя
RU2770409C1 (ru) * 2021-06-23 2022-04-15 федеральное государственное автономное образовательное учреждение высшего образования «Национальный исследовательский Томский политехнический университет» Способ определения размера фокусного пятна тормозного излучения ускорителя
US12274577B2 (en) * 2022-04-11 2025-04-15 GE Precision Healthcare LLC Systems and methods for computed tomography
CN115993373B (zh) * 2023-03-01 2023-07-18 同源微（北京）半导体技术有限公司 X射线成像装置、滤波结构及其制造方法

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Also Published As

Publication number Publication date
WO2012168832A1 (en) 2012-12-13
US9424958B2 (en) 2016-08-23
RU2013158351A (ru) 2015-07-20
BR112013031049A2 (pt) 2016-11-29
EP2718936B1 (en) 2018-11-14
JP6073869B2 (ja) 2017-02-01
JP2014520363A (ja) 2014-08-21
EP2718936A1 (en) 2014-04-16
CN103718251A (zh) 2014-04-09
US20140105361A1 (en) 2014-04-17
RU2615151C2 (ru) 2017-04-04

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