HK1026565A1 - Method and apparatus for obtaining an image of thephase change - Google Patents

Method and apparatus for obtaining an image of thephase change

Info

Publication number
HK1026565A1
HK1026565A1 HK00105660A HK00105660A HK1026565A1 HK 1026565 A1 HK1026565 A1 HK 1026565A1 HK 00105660 A HK00105660 A HK 00105660A HK 00105660 A HK00105660 A HK 00105660A HK 1026565 A1 HK1026565 A1 HK 1026565A1
Authority
HK
Hong Kong
Prior art keywords
radiation
obtaining
image
values
penetrating
Prior art date
Application number
HK00105660A
Other languages
English (en)
Inventor
Stephen William Wilkins
Andrew Wesley Stevenson
Andrew Peter Pogany
Timur Gureyev
Original Assignee
X Ray Technologies Pty 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
Priority claimed from AUPO4344A external-priority patent/AUPO434496A0/en
Priority claimed from AUPO8991A external-priority patent/AUPO899197A0/en
Application filed by X Ray Technologies Pty Ltd filed Critical X Ray Technologies Pty Ltd
Publication of HK1026565A1 publication Critical patent/HK1026565A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/02—Constructional details
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/484—Diagnostic techniques involving phase contrast X-ray imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • 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
    • G01N23/046—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 using tomography, e.g. computed tomography [CT]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/40—Imaging
    • G01N2223/419—Imaging computed tomograph
    • 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
    • G21K2207/00—Particular details of imaging devices or methods using ionizing electromagnetic radiation such as X-rays or gamma rays
    • G21K2207/005—Methods and devices obtaining contrast from non-absorbing interaction of the radiation with matter, e.g. phase contrast

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Surgery (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Theoretical Computer Science (AREA)
  • Pulmonology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
HK00105660A 1996-12-24 2000-09-08 Method and apparatus for obtaining an image of thephase change HK1026565A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPO4344A AUPO434496A0 (en) 1996-12-24 1996-12-24 Deriving a phase-contrast image with a point source
AUPO8991A AUPO899197A0 (en) 1997-09-05 1997-09-05 Deriving a phase-contrast image with a point source
PCT/AU1997/000882 WO1998028950A1 (en) 1996-12-24 1997-12-24 Phase retrieval in phase contrast imaging

Publications (1)

Publication Number Publication Date
HK1026565A1 true HK1026565A1 (en) 2000-12-15

Family

ID=25645337

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00105660A HK1026565A1 (en) 1996-12-24 2000-09-08 Method and apparatus for obtaining an image of thephase change

Country Status (13)

Country Link
US (2) US6226353B1 (ja)
EP (1) EP0954951B1 (ja)
JP (1) JP4436459B2 (ja)
KR (1) KR100511470B1 (ja)
CN (1) CN1214698C (ja)
AT (1) ATE422285T1 (ja)
AU (1) AU716800B2 (ja)
CA (1) CA2276051C (ja)
DE (1) DE69739243D1 (ja)
HK (1) HK1026565A1 (ja)
IL (1) IL130628A0 (ja)
RU (1) RU2214697C2 (ja)
WO (1) WO1998028950A1 (ja)

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US7171031B2 (en) * 2002-04-30 2007-01-30 Fuji Photo Film Co., Ltd. Method, apparatus, and program for restoring phase information
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US7634152B2 (en) * 2005-03-07 2009-12-15 Hewlett-Packard Development Company, L.P. System and method for correcting image vignetting
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JP4788887B2 (ja) * 2005-11-11 2011-10-05 独立行政法人物質・材料研究機構 透過電子顕微鏡
DE102006015356B4 (de) * 2006-02-01 2016-09-22 Siemens Healthcare Gmbh Verfahren zur Erzeugung projektiver und tomographischer Phasenkontrastaufnahmen mit einem Röntgen-System
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KR20140109192A (ko) * 2013-03-05 2014-09-15 삼성전자주식회사 엑스선 영상 장치 및 그 제어 방법
KR20140111818A (ko) * 2013-03-12 2014-09-22 삼성전자주식회사 엑스선 영상 장치 및 그 제어 방법
CN103559686B (zh) * 2013-10-16 2016-07-06 中国科学院深圳先进技术研究院 一种基于多面图像信息的同轴相衬成像相位恢复方法及系统
GB2519955B (en) * 2013-11-01 2015-09-30 Paragon Inspection Ltd Apparatus and method for radiological pipe inspection
US20160270198A1 (en) * 2013-11-05 2016-09-15 Koninklijke Philips N.V. X-ray imaging device with fast spatial modulation of photon flux
TWI629474B (zh) * 2014-05-23 2018-07-11 財團法人工業技術研究院 Ｘ光光源以及ｘ光成像的方法
CN104323790B (zh) * 2014-10-27 2016-09-21 中国科学院深圳先进技术研究院 同轴相衬成像方法及系统和相衬ct方法及系统
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Also Published As

Publication number Publication date
EP0954951A4 (en) 2005-02-16
CN1247687A (zh) 2000-03-15
DE69739243D1 (de) 2009-03-19
CA2276051C (en) 2005-10-18
US20020041653A1 (en) 2002-04-11
AU716800B2 (en) 2000-03-09
IL130628A0 (en) 2000-06-01
CA2276051A1 (en) 1998-07-02
US6493422B2 (en) 2002-12-10
CN1214698C (zh) 2005-08-10
EP0954951B1 (en) 2009-02-04
ATE422285T1 (de) 2009-02-15
KR20000069718A (ko) 2000-11-25
JP2001506160A (ja) 2001-05-15
US6226353B1 (en) 2001-05-01
EP0954951A1 (en) 1999-11-10
KR100511470B1 (ko) 2005-08-31
RU2214697C2 (ru) 2003-10-20
WO1998028950A1 (en) 1998-07-02
JP4436459B2 (ja) 2010-03-24
AU7876798A (en) 1998-07-17

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Legal Events

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20101224