BR9509814A - Normalização de dados de imagem tomográfica - Google Patents

Normalização de dados de imagem tomográfica

Info

Publication number
BR9509814A
BR9509814A BR9509814A BR9509814A BR9509814A BR 9509814 A BR9509814 A BR 9509814A BR 9509814 A BR9509814 A BR 9509814A BR 9509814 A BR9509814 A BR 9509814A BR 9509814 A BR9509814 A BR 9509814A
Authority
BR
Brazil
Prior art keywords
normalization
image data
tomographic image
tomographic
data
Prior art date
Application number
BR9509814A
Other languages
English (en)
Inventor
John Dobbs
Hans Weedon
Original Assignee
Analogic Corp
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 Analogic Corp filed Critical Analogic Corp
Publication of BR9509814A publication Critical patent/BR9509814A/pt

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
    • H05G1/08—Electrical details
    • H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Public Health (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Toxicology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
BR9509814A 1994-11-22 1995-09-29 Normalização de dados de imagem tomográfica BR9509814A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34324894A 1994-11-22 1994-11-22
PCT/US1995/012464 WO1996016529A1 (en) 1994-11-22 1995-09-29 Normalization of tomographic image data

Publications (1)

Publication Number Publication Date
BR9509814A true BR9509814A (pt) 1997-10-21

Family

ID=23345306

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9509814A BR9509814A (pt) 1994-11-22 1995-09-29 Normalização de dados de imagem tomográfica

Country Status (7)

Country Link
US (1) US5680427A (pt)
EP (1) EP0793901A4 (pt)
JP (1) JPH10509069A (pt)
KR (1) KR980700796A (pt)
AU (1) AU3731095A (pt)
BR (1) BR9509814A (pt)
WO (1) WO1996016529A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1012642C2 (nl) * 1996-11-04 2007-06-05 Analogic Corp Gecomputeriseerde tomografiescanner voor medische doeleinden met röntgenbron met gereduceerd vermogen en werkwijze voor het uitvoeren van een dergelijke scan.
US5828718A (en) * 1996-11-27 1998-10-27 Analogic Corporation Method and apparatus for helical computed tomography scanning with asymmetric detector system
AU8065898A (en) * 1997-07-01 1999-01-25 Analogic Corporation Improved detector array geometry for helical scanning volumetric computed tomography system
WO2000045308A2 (en) * 1999-01-27 2000-08-03 On Guard Plus Limited System for data capture, normalization, data event processing, communication and operator interface
US6272201B1 (en) 1999-09-21 2001-08-07 General Electric Company Methods and apparatus for efficient data acquisition in CT scanners
US6471400B1 (en) 2000-10-26 2002-10-29 Analogic Corporation Adaptive CT monitor correction system and method
US7050616B2 (en) * 2002-04-01 2006-05-23 Ge Medical Systems Global Technology Company, Llc Data transmission scheme and system for image reconstruction
US7286639B2 (en) * 2003-12-12 2007-10-23 Ge Medical Systems Global Technology Company, Llc Focal spot sensing device and method in an imaging system
DE102004034237A1 (de) * 2004-07-15 2006-02-09 Siemens Ag Verfahren zur Korrektur von Detektorsignalen eines Gerätes zur Rekonstruktion von Schnittbildern aus Projektionsdaten
JP4585815B2 (ja) * 2004-09-03 2010-11-24 キヤノン株式会社 情報処理装置、撮影システム、吸収係数補正方法、及びコンピュータプログラム
US20070001905A1 (en) * 2005-06-30 2007-01-04 Esa Eronen Detecting the position of X-ray detector
US7551712B2 (en) * 2006-04-20 2009-06-23 General Electric Company CT detector with non-rectangular cells
WO2009105645A1 (en) * 2008-02-20 2009-08-27 Imaging Sciences International Llc Tomographic imaging motion scan quality rating
JP5582514B2 (ja) * 2008-02-29 2014-09-03 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｘ線ｃｔ装置
US11246559B2 (en) * 2019-02-14 2022-02-15 Prismatic Sensors Ab Calibration of an x-ray imaging system
CN115245343A (zh) * 2021-04-28 2022-10-28 西安大医集团股份有限公司 确定球管电参数的方法、主机及医学成像***
WO2024031595A1 (en) * 2022-08-12 2024-02-15 Shenzhen Xpectvision Technology Co., Ltd. Radiation detecting systems with measurement results adjusted according to radiation source intensities

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1283915A (en) * 1968-08-23 1972-08-02 Emi Ltd A method of and apparatus for examination of a body by radiation such as x or gamma radiation
FR2348485A1 (fr) * 1976-04-15 1977-11-10 Labo Electronique Physique Perfectionnements aux procedes et appareils d'examen par absorption de rayonnement
US4547893A (en) * 1981-06-12 1985-10-15 Analogic Corporation Continuous wave fan beam tomography system having a best-estimating filter
FR2519772B1 (fr) * 1982-01-08 1986-01-31 Thomson Csf Dispositif de detection de reference pour tomodensitometre multidetecteur et tomodensitometre comportant un tel dispositif
JPS61196945A (ja) * 1985-02-27 1986-09-01 横河メディカルシステム株式会社 Ｘ線断層撮影装置
GB2181330B (en) * 1985-09-26 1990-05-09 Toshiba Kk X-ray inspection apparatus
US4947414A (en) * 1986-07-14 1990-08-07 Hologic, Inc. Bone densitometer
IL90521A0 (en) * 1989-06-04 1990-01-18 Elscint Ltd Dual slice scanner
US4991189A (en) * 1990-04-16 1991-02-05 General Electric Company Collimation apparatus for x-ray beam correction
EP0538707A1 (de) * 1991-10-25 1993-04-28 Heimann Systems GmbH & Co. KG Röntgenscanner

Also Published As

Publication number Publication date
US5680427A (en) 1997-10-21
JPH10509069A (ja) 1998-09-08
EP0793901A1 (en) 1997-09-10
KR980700796A (ko) 1998-03-30
WO1996016529A1 (en) 1996-05-30
EP0793901A4 (en) 1998-04-08
AU3731095A (en) 1996-06-17

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law