IT7829363A0 - Apparecchiatura per la scansione ct a dose ridott. - Google Patents

Apparecchiatura per la scansione ct a dose ridott.

Info

Publication number
IT7829363A0
IT7829363A0 IT7829363A IT2936378A IT7829363A0 IT 7829363 A0 IT7829363 A0 IT 7829363A0 IT 7829363 A IT7829363 A IT 7829363A IT 2936378 A IT2936378 A IT 2936378A IT 7829363 A0 IT7829363 A0 IT 7829363A0
Authority
IT
Italy
Prior art keywords
reduced dose
scan equipment
scan
equipment
dose
Prior art date
Application number
IT7829363A
Other languages
English (en)
Other versions
IT1100034B (it
Original Assignee
American Science & Eng Inc
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
Application filed by American Science & Eng Inc filed Critical American Science & Eng Inc
Publication of IT7829363A0 publication Critical patent/IT7829363A0/it
Application granted granted Critical
Publication of IT1100034B publication Critical patent/IT1100034B/it

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
    • A61B6/02—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
    • A61B6/06—Diaphragms
    • 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
    • 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
    • H05G1/30—Controlling
    • H05G1/34—Anode current, heater current or heater voltage of X-ray tube

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Toxicology (AREA)
  • General Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
IT29363/78A 1977-11-03 1978-11-02 Apparecchiatura per la scansione ct a dose ridott IT1100034B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/848,144 US4200800A (en) 1977-11-03 1977-11-03 Reduced dose CT scanning

Publications (2)

Publication Number Publication Date
IT7829363A0 true IT7829363A0 (it) 1978-11-02
IT1100034B IT1100034B (it) 1985-09-28

Family

ID=25302459

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29363/78A IT1100034B (it) 1977-11-03 1978-11-02 Apparecchiatura per la scansione ct a dose ridott

Country Status (9)

Country Link
US (1) US4200800A (it)
JP (1) JPS5474694A (it)
BE (1) BE871679A (it)
DE (1) DE2846640A1 (it)
ES (1) ES474765A1 (it)
FR (1) FR2408197A1 (it)
IT (1) IT1100034B (it)
LU (1) LU80462A1 (it)
NL (1) NL7810911A (it)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2912010C2 (de) * 1979-03-27 1987-04-16 Philips Patentverwaltung Gmbh, 2000 Hamburg Gerät zur Messung der Absorptionsverteilung
DE2928825A1 (de) * 1979-07-17 1981-02-12 Siemens Ag Schichtaufnahmegeraet zur herstellung von transversalschichtbildern
US4511801A (en) * 1982-07-19 1985-04-16 Bethlehem Steel Corporation Radiation scanning and measuring device
GB2204770B (en) * 1987-04-10 1991-11-27 British Aerospace Imaging system
US5228070A (en) * 1988-10-20 1993-07-13 Picker International, Inc. Constant image quality CT scanner with variable radiation flux density
US7110493B1 (en) 2002-02-28 2006-09-19 Rapiscan Security Products (Usa), Inc. X-ray detector system having low Z material panel
US6665373B1 (en) 2002-03-12 2003-12-16 Rapiscan Security Products (Usa), Inc. X-ray imaging system with active detector
GB0525593D0 (en) 2005-12-16 2006-01-25 Cxr Ltd X-ray tomography inspection systems
US8223919B2 (en) 2003-04-25 2012-07-17 Rapiscan Systems, Inc. X-ray tomographic inspection systems for the identification of specific target items
US8243876B2 (en) 2003-04-25 2012-08-14 Rapiscan Systems, Inc. X-ray scanners
US7492855B2 (en) 2003-08-07 2009-02-17 General Electric Company System and method for detecting an object
US7889835B2 (en) * 2003-08-07 2011-02-15 Morpho Detection, Inc. System and method for detecting an object by dynamically adjusting computational load
US7609807B2 (en) * 2004-02-17 2009-10-27 General Electric Company CT-Guided system and method for analyzing regions of interest for contraband detection
US7031430B2 (en) * 2004-04-06 2006-04-18 General Electric Company System and method for detecting objects with differential operators
US7356174B2 (en) * 2004-05-07 2008-04-08 General Electric Company Contraband detection system and method using variance data
US7796733B2 (en) * 2007-02-01 2010-09-14 Rapiscan Systems, Inc. Personnel security screening system with enhanced privacy
US8576982B2 (en) 2008-02-01 2013-11-05 Rapiscan Systems, Inc. Personnel screening system
US8638904B2 (en) 2010-03-14 2014-01-28 Rapiscan Systems, Inc. Personnel screening system
US8995619B2 (en) 2010-03-14 2015-03-31 Rapiscan Systems, Inc. Personnel screening system
CN101779119B (zh) * 2007-06-21 2012-08-29 瑞皮斯坎系统股份有限公司 用于提高受指引的人员筛查的系统和方法
CA2742127C (en) 2007-11-01 2017-01-24 Rapiscan Security Products, Inc. Multiple screen detection systems
JP2011508240A (ja) 2007-12-25 2011-03-10 ラピスカン システムズ、インコーポレイテッド 人体検査のための改善された保安システム
JP2011019633A (ja) * 2009-07-14 2011-02-03 Toshiba Corp Ｘ線診断装置及び被曝線量低減用制御プログラム
GB2488930B (en) * 2009-11-18 2014-04-30 Rapiscan Systems Inc X-ray based system for inspecting a person's shoes for aviation security threats
GB2494963B (en) 2010-03-14 2017-02-22 Rapiscan Systems Inc Multiple screen detection systems
US8184775B1 (en) * 2010-10-29 2012-05-22 General Electric Company Dynamic collimator for wide coverage and low dose cardiac CT imaging
KR102065318B1 (ko) 2012-02-03 2020-01-10 라피스캔 시스템스, 인코포레이티드 조합형 산란 및 투과 멀티-뷰 이미징 시스템
US10670740B2 (en) 2012-02-14 2020-06-02 American Science And Engineering, Inc. Spectral discrimination using wavelength-shifting fiber-coupled scintillation detectors
US8798230B2 (en) * 2012-11-19 2014-08-05 Samsung Electronics Co., Ltd. Radiation imaging apparatus, computed tomography apparatus, and radiation imaging method
US11280898B2 (en) 2014-03-07 2022-03-22 Rapiscan Systems, Inc. Radar-based baggage and parcel inspection systems
CN106461576A (zh) 2014-03-07 2017-02-22 拉皮斯坎系统股份有限公司 超宽带检测器
WO2016086135A2 (en) 2014-11-25 2016-06-02 Rapiscan Systems, Inc. Intelligent security management system
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
EP3302282B1 (en) * 2015-06-01 2021-04-14 The Regents of the University of California Systems and methods for reducing radiation dose in ct
EP3520120A4 (en) 2016-09-30 2020-07-08 American Science & Engineering, Inc. X-RAY RADIATION SOURCE FOR TWO-DIMENSIONAL SCANNING RADIATION
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
US11340361B1 (en) 2020-11-23 2022-05-24 American Science And Engineering, Inc. Wireless transmission detector panel for an X-ray scanner
JP2022140949A (ja) * 2021-03-15 2022-09-29 オムロン株式会社 Ｘ線検査装置およびｘ線検査方法
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

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1430088A (en) * 1972-05-17 1976-03-31 Emi Ltd Radiography
US3922552A (en) * 1974-02-15 1975-11-25 Robert S Ledley Diagnostic X-ray systems
GB1509528A (en) * 1974-06-07 1978-05-04 Emi Ltd Radiology
DE2442809A1 (de) * 1974-09-06 1976-03-18 Philips Patentverwaltung Anordnung zur ermittlung der absorption in einem koerper
US4045672A (en) * 1975-09-11 1977-08-30 Nihon Denshi Kabushiki Kaisha Apparatus for tomography comprising a pin hole for forming a microbeam of x-rays
DE2604020C3 (de) * 1976-02-03 1980-12-04 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zur Ermittlung der Absorption einer Strahlung in einer Ebene eines Körpers mit einer einen keilförmigen Strahlungsbereich ausblendenden Abblendvorrichtung
US4075489A (en) * 1977-01-21 1978-02-21 Simulation Physics Method and apparatus involving the generation of x-rays
JPS52106698A (en) * 1977-03-03 1977-09-07 Emi Ltd Radiation photograph

Also Published As

Publication number Publication date
JPS5474694A (en) 1979-06-14
IT1100034B (it) 1985-09-28
BE871679A (fr) 1979-04-30
FR2408197A1 (fr) 1979-06-01
DE2846640A1 (de) 1979-05-10
NL7810911A (nl) 1979-05-07
US4200800A (en) 1980-04-29
ES474765A1 (es) 1979-11-01
LU80462A1 (fr) 1980-05-07

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