DE69224890T2 - Verfahren zur quantitativen Stoff-Analyse - Google Patents

Verfahren zur quantitativen Stoff-Analyse

Info

Publication number
DE69224890T2
DE69224890T2 DE69224890T DE69224890T DE69224890T2 DE 69224890 T2 DE69224890 T2 DE 69224890T2 DE 69224890 T DE69224890 T DE 69224890T DE 69224890 T DE69224890 T DE 69224890T DE 69224890 T2 DE69224890 T2 DE 69224890T2
Authority
DE
Germany
Prior art keywords
substance analysis
quantitative substance
quantitative
analysis
substance
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
DE69224890T
Other languages
English (en)
Other versions
DE69224890D1 (de
Inventor
Tetsuro Ohtsuchi
Hiroshi Tsutsui
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 JP3257396A external-priority patent/JP2973643B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69224890D1 publication Critical patent/DE69224890D1/de
Application granted granted Critical
Publication of DE69224890T2 publication Critical patent/DE69224890T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • A61B6/50—Clinical applications
    • A61B6/505—Clinical applications involving diagnosis of bone
    • 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
    • A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4035—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
    • 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
    • A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
    • 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
    • A61B6/42—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4241—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
    • 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
    • A61B6/48—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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
DE69224890T 1991-10-04 1992-10-06 Verfahren zur quantitativen Stoff-Analyse Expired - Fee Related DE69224890T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3257396A JP2973643B2 (ja) 1991-10-04 1991-10-04 物質の定量測定法
JP33379491 1991-12-18

Publications (2)

Publication Number Publication Date
DE69224890D1 DE69224890D1 (de) 1998-04-30
DE69224890T2 true DE69224890T2 (de) 1998-07-23

Family

ID=26543196

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69224890T Expired - Fee Related DE69224890T2 (de) 1991-10-04 1992-10-06 Verfahren zur quantitativen Stoff-Analyse

Country Status (3)

Country Link
US (1) US5247559A (de)
EP (1) EP0549858B1 (de)
DE (1) DE69224890T2 (de)

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US6449334B1 (en) * 2000-09-29 2002-09-10 Lunar Corporation Industrial inspection method and apparatus using dual energy x-ray attenuation
JP4334226B2 (ja) * 2001-02-23 2009-09-30 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 画像データセットにおいてボリュームの密度を決める方法及びシステム
DE10143131B4 (de) * 2001-09-03 2006-03-09 Siemens Ag Verfahren zur Ermittlung von Dichte- und Ordnungszahlverteilungen bei radiographischen Untersuchungsverfahren
US6990222B2 (en) * 2001-11-21 2006-01-24 Arnold Ben A Calibration of tissue densities in computerized tomography
US7295691B2 (en) * 2002-05-15 2007-11-13 Ge Medical Systems Global Technology Company, Llc Computer aided diagnosis of an image set
FR2841987B1 (fr) * 2002-07-05 2004-08-13 Commissariat Energie Atomique Procede d'examen radiologique multi-energie d'un objet
US7963695B2 (en) 2002-07-23 2011-06-21 Rapiscan Systems, Inc. Rotatable boom cargo scanning system
US6922462B2 (en) * 2002-07-31 2005-07-26 Ge Medical Systems Global Technology Company, Llc Method, system and computer product for plaque characterization
US6891918B2 (en) * 2002-11-27 2005-05-10 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for acquiring perfusion data
US6987833B2 (en) * 2003-10-16 2006-01-17 General Electric Company Methods and apparatus for identification and imaging of specific materials
US7684540B2 (en) * 2006-06-20 2010-03-23 Schlumberger Technology Corporation Apparatus and method for fluid phase fraction determination using x-rays
US7542543B2 (en) * 2006-09-15 2009-06-02 Schlumberger Technology Corporation Apparatus and method for well services fluid evaluation using x-rays
JP2008229122A (ja) * 2007-03-22 2008-10-02 Fujifilm Corp 画像成分分離装置、方法、およびプログラム
CN101647706B (zh) * 2008-08-13 2012-05-30 清华大学 高能双能ct系统的图象重建方法
AU2009290155B2 (en) 2008-09-08 2014-10-30 Technological Resources Pty. Limited A method and apparatus for analysing a material
US8724774B2 (en) * 2009-08-04 2014-05-13 Rapiscan Systems, Inc. Method and system for extracting spectroscopic information from images and waveforms
KR101180698B1 (ko) * 2010-04-22 2012-09-07 국방과학연구소 탄소/탄소 재료의 내부 밀도 분포 측정 방법 및 그의 표준밀도시편 제작방법
KR101689866B1 (ko) 2010-07-29 2016-12-27 삼성전자주식회사 영상 처리 방법 및 장치와 이를 채용한 의료영상시스템
US9218933B2 (en) 2011-06-09 2015-12-22 Rapidscan Systems, Inc. Low-dose radiographic imaging system
US9521982B2 (en) * 2011-06-17 2016-12-20 The Board Of Trustees Of The Leland Stanford Junior University Computed tomography system with dynamic bowtie filter
US9414792B2 (en) 2011-06-17 2016-08-16 The Board Of Trustees Of The Leland Stanford Junior University Computed tomography system with dynamic bowtie filter
US9044186B2 (en) 2012-06-25 2015-06-02 George W. Ma Portable dual-energy radiographic X-ray perihpheral bone density and imaging systems and methods
JP6305692B2 (ja) * 2013-05-28 2018-04-04 キヤノンメディカルシステムズ株式会社 Ｘ線診断装置
JP2015180859A (ja) * 2014-03-05 2015-10-15 株式会社東芝 フォトンカウンティングｃｔ装置
KR101725099B1 (ko) * 2014-12-05 2017-04-26 삼성전자주식회사 컴퓨터 단층 촬영장치 및 그 제어방법
JP7054329B2 (ja) 2017-10-06 2022-04-13 キヤノン株式会社 画像処理装置、画像処理方法及びプログラム
CN109047026B (zh) * 2018-08-02 2021-08-27 重庆科技学院 一种矿石筛选系统及方法
JP7169853B2 (ja) 2018-11-09 2022-11-11 キヤノン株式会社 画像処理装置、放射線撮影装置、および画像処理方法
DE102019111567A1 (de) * 2019-05-03 2020-11-05 Wipotec Gmbh Verfahren und Vorrichtung zur Röntgeninspektion von Produkten, insbesondere von Lebensmitteln

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US3848130A (en) * 1973-06-25 1974-11-12 A Macovski Selective material x-ray imaging system
US4029963A (en) * 1976-07-30 1977-06-14 The Board Of Trustees Of Leland Stanford Junior University X-ray spectral decomposition imaging system
US4686695A (en) * 1979-02-05 1987-08-11 Board Of Trustees Of The Leland Stanford Junior University Scanned x-ray selective imaging system
DE3008261C2 (de) * 1980-03-04 1988-05-05 Siemens AG, 1000 Berlin und 8000 München Röntgendiagnostikeinrichtung mit Mitteln zur Bildung eines Transparenzsignals
DE3035929C2 (de) * 1980-09-24 1983-08-25 Gkss - Forschungszentrum Geesthacht Gmbh, 2000 Hamburg Vorrichtung zur Ermittlung der Volumenanteile eines Mehrkomponentengemisches durch Transmission mehrerer Gammalinien
GB2088050A (en) * 1980-11-25 1982-06-03 Kendall Ernest John Michael Gamma Ray Analysis of Multi- component Material
US4626688A (en) * 1982-11-26 1986-12-02 Barnes Gary T Split energy level radiation detection
NL8401946A (nl) * 1984-06-19 1986-01-16 Optische Ind De Oude Delft Nv Stelsel voor het detecteren van twee roentgenstralingsenergieen.
US4662379A (en) * 1984-12-20 1987-05-05 Stanford University Coronary artery imaging system using gated tomosynthesis
US4980904A (en) * 1985-11-15 1990-12-25 Picker International, Inc. Radiation imaging calibration
US4953192A (en) * 1986-04-14 1990-08-28 The University Of Rochester Scanning equalization radiography
US4947414A (en) * 1986-07-14 1990-08-07 Hologic, Inc. Bone densitometer
US5040199A (en) * 1986-07-14 1991-08-13 Hologic, Inc. Apparatus and method for analysis using x-rays
US4811373A (en) * 1986-07-14 1989-03-07 Hologic, Inc. Bone densitometer
SU1385049A1 (ru) * 1986-08-08 1988-03-30 Всесоюзный научно-исследовательский и конструкторско-технологический институт природных алмазов и инструмента Способ определени количественного состава композиционных материалов
US5033075A (en) * 1988-05-18 1991-07-16 Rad/Red Laboratories Inc. Radiation reduction filter for use in medical diagnosis
US5132998A (en) * 1989-03-03 1992-07-21 Matsushita Electric Industrial Co., Ltd. Radiographic image processing method and photographic imaging apparatus therefor
US5049746A (en) * 1989-10-19 1991-09-17 Fuji Photo Film Co., Ltd. Method and apparatus for displaying energy subtraction images
DE69104756T2 (de) * 1990-03-22 1995-06-01 Matsushita Electric Ind Co Ltd Verfahren zur Feststellung des Massenanteils eines Target- materials mit Hilfe eines mehrkanaligen Röntgen-Bildsensors.
JP2827425B2 (ja) * 1990-03-31 1998-11-25 株式会社島津製作所 骨塩定量装置

Also Published As

Publication number Publication date
EP0549858A2 (de) 1993-07-07
EP0549858B1 (de) 1998-03-25
US5247559A (en) 1993-09-21
EP0549858A3 (de) 1995-01-18
DE69224890D1 (de) 1998-04-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee