IL140253A - Half-scan algorithm for use with a high speed multi-row fan beam helical detector - Google Patents

Half-scan algorithm for use with a high speed multi-row fan beam helical detector

Info

Publication number
IL140253A
IL140253A IL14025300A IL14025300A IL140253A IL 140253 A IL140253 A IL 140253A IL 14025300 A IL14025300 A IL 14025300A IL 14025300 A IL14025300 A IL 14025300A IL 140253 A IL140253 A IL 140253A
Authority
IL
Israel
Prior art keywords
high speed
fan beam
speed multi
scan algorithm
row fan
Prior art date
Application number
IL14025300A
Other languages
English (en)
Other versions
IL140253A0 (en
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL140253A0 publication Critical patent/IL140253A0/xx
Publication of IL140253A publication Critical patent/IL140253A/xx

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
    • A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
    • A61B6/4085—Cone-beams
    • 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
    • A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
IL14025300A 1999-12-22 2000-12-12 Half-scan algorithm for use with a high speed multi-row fan beam helical detector IL140253A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/470,411 US6301325B1 (en) 1999-12-22 1999-12-22 Half-scan algorithm for use with a high speed multi-row fan beam helical detector

Publications (2)

Publication Number Publication Date
IL140253A0 IL140253A0 (en) 2002-02-10
IL140253A true IL140253A (en) 2005-05-17

Family

ID=23867543

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14025300A IL140253A (en) 1999-12-22 2000-12-12 Half-scan algorithm for use with a high speed multi-row fan beam helical detector

Country Status (5)

Country Link
US (1) US6301325B1 (enExample)
EP (1) EP1110505B1 (enExample)
JP (1) JP2001218763A (enExample)
DE (1) DE60019537T2 (enExample)
IL (1) IL140253A (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1324699B1 (en) * 2000-09-29 2009-03-25 GE Medical Systems Global Technology Company LLC Cardiac helical half scan reconstructions for multiple detector row ct
US6463118B2 (en) 2000-12-29 2002-10-08 Ge Medical Systems Global Technology Company, Llc Computed tomography (CT) weighting for high quality image recontruction
US6490334B1 (en) * 2001-06-29 2002-12-03 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for high pitch helical computed tomography image reconstruction
US6404842B1 (en) 2001-10-15 2002-06-11 Ge Medical Systems Global Technology Company, Llc Method and apparatus for image reconstruction in twin helical computed tomographic systems
US6885764B2 (en) * 2001-11-21 2005-04-26 Ge Medical Systems Global Technology Company, Llc High Speed Z-smoothing method and apparatus for CT imaging system
US7006591B2 (en) * 2002-09-09 2006-02-28 Kabushiki Kaisha Toshiba Computed tomography apparatus and program
US7013034B2 (en) * 2002-10-10 2006-03-14 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for reconstructing an image of an object
WO2004036251A2 (en) * 2002-10-15 2004-04-29 Digitome Corporation Ray tracing kernel
US6983034B2 (en) * 2003-02-14 2006-01-03 University Of Iowa Research Foundation Methods and devices for CT reconstruction using a grangeat approach
US7412029B2 (en) * 2003-06-25 2008-08-12 Varian Medical Systems Technologies, Inc. Treatment planning, simulation, and verification system
CN100518645C (zh) * 2003-09-29 2009-07-29 Ge医疗系统环球技术有限公司 图像重构、投影数据评价方法及计算x线体层照相装置
JP4342274B2 (ja) 2003-11-04 2009-10-14 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
JP4201686B2 (ja) * 2003-11-04 2008-12-24 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
SE526371C2 (sv) 2003-12-01 2005-08-30 Xcounter Ab Anordning och förfarande för att erhålla tomografi-, tomosyntes- och stillbildsdata för ett objekt
JP4222930B2 (ja) * 2003-12-10 2009-02-12 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 ３次元逆投影方法および装置並びにｘ線ｃｔ装置
JP2005177203A (ja) * 2003-12-22 2005-07-07 Ge Medical Systems Global Technology Co Llc 複数位置のｃｔ画像生成方法およびｘ線ｃｔ装置
JP4091008B2 (ja) 2004-03-09 2008-05-28 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 Ｃｔ画像生成方法およびｘ線ｃｔ装置
US20060090782A1 (en) * 2004-11-01 2006-05-04 Paul Bergman Walking aid device
JP6202855B2 (ja) * 2013-03-29 2017-09-27 キヤノン株式会社 画像処理装置、画像処理装置の制御方法、及びプログラム
CN105093342B (zh) * 2014-05-14 2017-11-17 同方威视技术股份有限公司 螺旋ct系统及重建方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2914891B2 (ja) * 1995-07-05 1999-07-05 株式会社東芝 Ｘ線コンピュータ断層撮影装置
US5559847A (en) * 1995-12-06 1996-09-24 General Electric Company Systems, methods and apparatus for reconstructing images in a CT system implementing a helical scan
US5606585A (en) 1995-12-21 1997-02-25 General Electric Company Methods and apparatus for multislice helical image reconstruction in a computer tomography system
US5663995A (en) * 1996-06-06 1997-09-02 General Electric Company Systems and methods for reconstructing an image in a CT system performing a cone beam helical scan
US5818896A (en) 1996-11-18 1998-10-06 General Electric Company Methods and apparatus for three-dimensional and maximum intensity projection image reconstruction in a computed tomography system
US5960056A (en) * 1997-07-01 1999-09-28 Analogic Corporation Method and apparatus for reconstructing volumetric images in a helical scanning computed tomography system with multiple rows of detectors
JP3124254B2 (ja) * 1997-07-24 2001-01-15 ジーイー横河メディカルシステム株式会社 放射線断層撮影装置

Also Published As

Publication number Publication date
JP2001218763A (ja) 2001-08-14
DE60019537T2 (de) 2006-02-16
IL140253A0 (en) 2002-02-10
US6301325B1 (en) 2001-10-09
EP1110505A3 (en) 2003-05-14
DE60019537D1 (de) 2005-05-25
EP1110505B1 (en) 2005-04-20
EP1110505A2 (en) 2001-06-27

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Legal Events

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