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
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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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    • 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—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
    • G21K1/08—Deviation, concentration or focusing of the beam by electric or magnetic means
    • 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
    • G21K1/10—Scattering devices; Absorbing devices; Ionising radiation filters
    • 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
    • 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)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (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)

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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 (enExample)
EP (1) EP2718936B1 (enExample)
JP (1) JP6073869B2 (enExample)
CN (1) CN103718251B (enExample)
BR (1) BR112013031049A2 (enExample)
RU (1) RU2615151C2 (enExample)
WO (1) WO2012168832A1 (enExample)

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CN109074887B (zh) * 2016-02-25 2022-10-18 伊利诺斯工具制品有限公司 x射线管和伽玛源焦斑调节设备和方法
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EP3508128A1 (en) * 2018-01-05 2019-07-10 Koninklijke Philips N.V. Apparatus for generating dual energy imaging data
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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
JPWO2020122257A1 (ja) * 2018-12-14 2021-10-21 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
JP2014520363A (ja) 2014-08-21
EP2718936B1 (en) 2018-11-14
EP2718936A1 (en) 2014-04-16
CN103718251A (zh) 2014-04-09
BR112013031049A2 (pt) 2016-11-29
US9424958B2 (en) 2016-08-23
RU2013158351A (ru) 2015-07-20
RU2615151C2 (ru) 2017-04-04
JP6073869B2 (ja) 2017-02-01
US20140105361A1 (en) 2014-04-17
WO2012168832A1 (en) 2012-12-13

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