FR2324191A1 - Appareil pour obtenir une image par rayons x d'un plan de coupe d'un objet - Google Patents

Appareil pour obtenir une image par rayons x d'un plan de coupe d'un objet

Info

Publication number
FR2324191A1
FR2324191A1 FR7627368A FR7627368A FR2324191A1 FR 2324191 A1 FR2324191 A1 FR 2324191A1 FR 7627368 A FR7627368 A FR 7627368A FR 7627368 A FR7627368 A FR 7627368A FR 2324191 A1 FR2324191 A1 FR 2324191A1
Authority
FR
France
Prior art keywords
obtaining
ray image
sectional plan
plan
sectional
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.)
Granted
Application number
FR7627368A
Other languages
English (en)
Other versions
FR2324191B1 (fr
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.)
Jeol Ltd
Original Assignee
Jeol Ltd
Nihon Denshi KK
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 JP50110231A external-priority patent/JPS5234690A/ja
Priority claimed from JP50110230A external-priority patent/JPS5234689A/ja
Priority claimed from JP50152074A external-priority patent/JPS5275289A/ja
Priority claimed from JP1159176A external-priority patent/JPS5294787A/ja
Priority claimed from JP51021711A external-priority patent/JPS5918828B2/ja
Priority claimed from JP2399776A external-priority patent/JPS52107791A/ja
Application filed by Jeol Ltd, Nihon Denshi KK filed Critical Jeol Ltd
Publication of FR2324191A1 publication Critical patent/FR2324191A1/fr
Application granted granted Critical
Publication of FR2324191B1 publication Critical patent/FR2324191B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
    • A61B6/4435—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units the source unit and the detector unit being coupled by a rigid structure
    • A61B6/4447—Tiltable gantries
    • 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • 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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
    • A61B6/4028—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
    • 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
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/541—Control of apparatus or devices for radiation diagnosis involving acquisition triggered by a physiological signal
    • 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
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
    • H01J35/147—Spot size control
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
    • H01J35/153—Spot position control
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • Physiology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
FR7627368A 1975-09-11 1976-09-10 Appareil pour obtenir une image par rayons x d'un plan de coupe d'un objet Granted FR2324191A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP50110231A JPS5234690A (en) 1975-09-11 1975-09-11 Method to obatain x-ray body axis tomogramic image
JP50110230A JPS5234689A (en) 1975-09-11 1975-09-11 Apparatus to obtain x-ray body axis tomogramic image
JP50152074A JPS5275289A (en) 1975-12-19 1975-12-19 X-ray tomographing apparatus
JP1159176A JPS5294787A (en) 1976-02-05 1976-02-05 Subject dislocation image acquisition device by x-ray
JP51021711A JPS5918828B2 (ja) 1976-02-28 1976-02-28 Ｘ線断層像に関する情報を得る装置
JP2399776A JPS52107791A (en) 1976-03-05 1976-03-05 Unit for x-ray shift image

Publications (2)

Publication Number Publication Date
FR2324191A1 true FR2324191A1 (fr) 1977-04-08
FR2324191B1 FR2324191B1 (fr) 1980-05-30

Family

ID=27548348

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7627368A Granted FR2324191A1 (fr) 1975-09-11 1976-09-10 Appareil pour obtenir une image par rayons x d'un plan de coupe d'un objet

Country Status (3)

Country Link
US (1) US4045672A (fr)
DE (1) DE2640455A1 (fr)
FR (1) FR2324191A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2394285A1 (fr) * 1977-06-14 1979-01-12 Philips Nv Dispositif pour mesurer le degre d'absorption de rayonnement dans un objet tridimensionnel

Families Citing this family (65)

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DE2613809B2 (de) * 1976-03-31 1979-01-04 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgenschichtgerät zur Herstellung von Transversal-Schichtbildern
NL7611420A (nl) 1976-10-15 1978-04-18 Optische Ind De Oude Delft Nv Voor tomometrie dienend stelsel met voorzieningen voor het naar keuze instellen van het kader van een weergegeven beeld.
JPS582695B2 (ja) * 1977-02-14 1983-01-18 株式会社東芝 透過性放射線による検査装置
US4130759A (en) * 1977-03-17 1978-12-19 Haimson Research Corporation Method and apparatus incorporating no moving parts, for producing and selectively directing x-rays to different points on an object
DE2714759C3 (de) * 1977-04-01 1981-03-26 Siemens AG, 1000 Berlin und 8000 München Röntgendiagnostikgerät zur Herstellung von Transversalschichtbildern
DE2723462C2 (de) * 1977-05-24 1982-10-07 Siemens AG, 1000 Berlin und 8000 München Röntgendiagnostikgerät für Transversalschichtbilder
US4137455A (en) * 1977-06-29 1979-01-30 Emi Limited Medical radiographic apparatus with means for notating detector ring
US4179100A (en) * 1977-08-01 1979-12-18 University Of Pittsburgh Radiography apparatus
US4200800A (en) * 1977-11-03 1980-04-29 American Science & Engineering, Inc. Reduced dose CT scanning
RO73456A2 (fr) * 1977-12-22 1982-02-01 Statia De Verificare Si Intretinere A Aparaturii Medicale,Ro Tube a rayons x pour les installations de radiodiagnostic
US4206362A (en) * 1978-01-26 1980-06-03 E M I Limited Medical radiographic apparatus
FR2415876A1 (fr) * 1978-01-27 1979-08-24 Radiologie Cie Gle Tube a rayons x, notamment pour tomodensitometre
DE2821870A1 (de) * 1978-05-19 1979-11-22 Philips Patentverwaltung Anordnung zur ermittlung der absorption einer durchdringenden strahlung in einem ebenen untersuchungsbereich
US4289969A (en) * 1978-07-10 1981-09-15 Butler Greenwich Inc. Radiation imaging apparatus
DE2850675C2 (de) * 1978-11-22 1983-01-05 Siemens AG, 1000 Berlin und 8000 München Schichtgerät zur Herstellung von Transversalschichtbildern
DE2921820C2 (de) * 1979-05-29 1983-12-29 Siemens AG, 1000 Berlin und 8000 München Schichtgerät zur Herstellung von Transversalschichtbildern
US4247780A (en) * 1979-06-08 1981-01-27 The United States Of America As Represented By The Department Of Health, Education And Welfare Feedback controlled geometry registration system for radiographs
US4392235A (en) * 1979-08-16 1983-07-05 General Electric Company Electronically scanned x-ray tomography system
US4287425A (en) * 1979-12-31 1981-09-01 Pfizer, Incorporated Construction of a CT scanner using heavy ions or protons
US4352021A (en) * 1980-01-07 1982-09-28 The Regents Of The University Of California X-Ray transmission scanning system and method and electron beam X-ray scan tube for use therewith
FI822880A7 (fi) * 1982-08-19 1984-02-20 Puumalaisen Tutkimuslaitos Oy Menetelmä ja laite kerroskuvausröntgenlaitteen ohjaamiseksi ja fokusoimiseksi.
US4718076A (en) * 1983-04-22 1988-01-05 Kabushiki Kaisha Toshiba X-ray imaging apparatus
EP0205720A1 (fr) * 1985-06-28 1986-12-30 Instrument Ab Scanditronix Appareil de tomographie par ordinateur pour l'établissement de paramètres de radiothérapie
US4958363A (en) * 1986-08-15 1990-09-18 Nelson Robert S Apparatus for narrow bandwidth and multiple energy x-ray imaging
US4969175A (en) * 1986-08-15 1990-11-06 Nelson Robert S Apparatus for narrow bandwidth and multiple energy x-ray imaging
US4827491A (en) * 1986-10-30 1989-05-02 New York University Radiosurgical collimator knife
NL8802556A (nl) * 1988-10-18 1990-05-16 Philips Nv Computertomografiescanner met tomosynthetisch scanogram.
EP0374289A1 (fr) * 1988-12-21 1990-06-27 Siemens Aktiengesellschaft Appareil de tomographie par ordinateur avec déplacement périodique de foyer
DE4015105C3 (de) * 1990-05-11 1997-06-19 Bruker Analytische Messtechnik Röntgen-Computer-Tomographie-System
US5197088A (en) * 1991-05-03 1993-03-23 Bruker Analytic Electron beam x-ray computer tomography scanner
FR2680460B1 (fr) * 1991-08-21 1999-08-20 Technomed Int Sa Procede et appareil de determination de la position exacte d'une cible a l'aide d'un dispositif de reception subdivise en une multiplicite d'elements discrets sensibles aux rayonnements.
US5200985A (en) * 1992-01-06 1993-04-06 Picker International, Inc. X-ray tube with capacitively coupled filament drive
US5274690A (en) * 1992-01-06 1993-12-28 Picker International, Inc. Rotating housing and anode/stationary cathode x-ray tube with magnetic susceptor for holding the cathode stationary
US5241577A (en) * 1992-01-06 1993-08-31 Picker International, Inc. X-ray tube with bearing slip ring
DE69213202T2 (de) * 1992-01-06 1997-01-23 Picker Int Inc Röntgenröhre mit Ferritkern-Glühwendeltransformator
US5442673A (en) * 1994-03-30 1995-08-15 Siemens Aktiengesellschaft Fixed septum collimator for electron beam tomography
US5467377A (en) * 1994-04-15 1995-11-14 Dawson; Ralph L. Computed tomographic scanner
US6683935B2 (en) * 2001-09-28 2004-01-27 Bio-Imaging Research, Inc. Computed tomography with virtual tilt and angulation
US9958569B2 (en) 2002-07-23 2018-05-01 Rapiscan Systems, Inc. Mobile imaging system and method for detection of contraband
US8243876B2 (en) 2003-04-25 2012-08-14 Rapiscan Systems, Inc. X-ray scanners
GB0525593D0 (en) 2005-12-16 2006-01-25 Cxr Ltd X-ray tomography inspection systems
GB0812864D0 (en) 2008-07-15 2008-08-20 Cxr Ltd Coolign anode
US9208988B2 (en) 2005-10-25 2015-12-08 Rapiscan Systems, Inc. Graphite backscattered electron shield for use in an X-ray tube
US8094784B2 (en) 2003-04-25 2012-01-10 Rapiscan Systems, Inc. X-ray sources
US10483077B2 (en) 2003-04-25 2019-11-19 Rapiscan Systems, Inc. X-ray sources having reduced electron scattering
US7233644B1 (en) 2004-11-30 2007-06-19 Ge Homeland Protection, Inc. Computed tomographic scanner using rastered x-ray tubes
US9046465B2 (en) 2011-02-24 2015-06-02 Rapiscan Systems, Inc. Optimization of the source firing pattern for X-ray scanning systems
WO2009133530A1 (fr) * 2008-05-01 2009-11-05 Koninklijke Philips Electronics N.V. Système de positionnement de source et/ou de détecteur
GB0816823D0 (en) 2008-09-13 2008-10-22 Cxr Ltd X-ray tubes
GB0901338D0 (en) 2009-01-28 2009-03-11 Cxr Ltd X-Ray tube electron sources
KR102065318B1 (ko) 2012-02-03 2020-01-10 라피스캔 시스템스, 인코포레이티드 조합형 산란 및 투과 멀티-뷰 이미징 시스템
ES1154460Y (es) 2012-02-14 2016-07-08 American Science & Eng Inc Dispositivo de portal de inspección por rayos X
US10670740B2 (en) 2012-02-14 2020-06-02 American Science And Engineering, Inc. Spectral discrimination using wavelength-shifting fiber-coupled scintillation detectors
WO2014008275A1 (fr) 2012-07-05 2014-01-09 American Science And Engineering, Inc. Collimateur à angle variable
US10228487B2 (en) 2014-06-30 2019-03-12 American Science And Engineering, Inc. Rapidly relocatable modular cargo container scanner
MX387585B (es) 2015-01-20 2025-03-11 American Science & Eng Inc Punto focal dinámicamente ajustable.
JP6746603B2 (ja) 2015-03-20 2020-08-26 ラピスカン システムズ、インコーポレイテッド 手持ち式携帯型後方散乱検査システム
GB2559500B (en) 2015-09-10 2022-02-23 American Science & Eng Inc Backscatter characterization using interlinearly adaptive electromagnetic x-ray scanning
EP3472850B1 (fr) 2016-06-17 2021-03-24 The Institute of Cancer Research: Royal Cancer Hospital Production de micro-faisceau de rayons x et production de rayons x à haute brillance
EP3520120A4 (fr) * 2016-09-30 2020-07-08 American Science & Engineering, Inc. Source de rayons x pour imagerie à faisceau de balayage 2d
CN112424644A (zh) 2018-06-20 2021-02-26 美国科学及工程股份有限公司 波长偏移片耦合的闪烁检测器
US11193898B1 (en) 2020-06-01 2021-12-07 American Science And Engineering, Inc. Systems and methods for controlling image contrast in an X-ray system
US11175245B1 (en) 2020-06-15 2021-11-16 American Science And Engineering, Inc. Scatter X-ray imaging with adaptive scanning beam intensity
US11340361B1 (en) 2020-11-23 2022-05-24 American Science And Engineering, Inc. Wireless transmission detector panel for an X-ray scanner
CN118235216A (zh) 2021-10-01 2024-06-21 拉皮斯坎控股公司 用于并发产生多个基本相似的x射线束的方法和系统

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DE2538517A1 (de) * 1974-08-28 1976-03-11 Emi Ltd Radiologisches geraet
GB1529799A (en) * 1974-11-13 1978-10-25 Emi Ltd Radiography

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2394285A1 (fr) * 1977-06-14 1979-01-12 Philips Nv Dispositif pour mesurer le degre d'absorption de rayonnement dans un objet tridimensionnel

Also Published As

Publication number Publication date
DE2640455A1 (de) 1977-03-31
FR2324191B1 (fr) 1980-05-30
US4045672A (en) 1977-08-30

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