JP2005111269A5 - - Google Patents

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Publication number
JP2005111269A5
JP2005111269A5 JP2004293833A JP2004293833A JP2005111269A5 JP 2005111269 A5 JP2005111269 A5 JP 2005111269A5 JP 2004293833 A JP2004293833 A JP 2004293833A JP 2004293833 A JP2004293833 A JP 2004293833A JP 2005111269 A5 JP2005111269 A5 JP 2005111269A5
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JP
Japan
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stored
projection view
image
imaging system
geometric
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JP2004293833A
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English (en)
Japanese (ja)
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JP2005111269A (ja
JP4576193B2 (ja
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Priority claimed from US10/680,688 external-priority patent/US6977984B2/en
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Publication of JP2005111269A publication Critical patent/JP2005111269A/ja
Publication of JP2005111269A5 publication Critical patent/JP2005111269A5/ja
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Publication of JP4576193B2 publication Critical patent/JP4576193B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2004293833A 2003-10-07 2004-10-06 動的ヘリカル・スキャンによる画像形成の方法及び装置 Expired - Fee Related JP4576193B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/680,688 US6977984B2 (en) 2003-10-07 2003-10-07 Methods and apparatus for dynamical helical scanned image production

Publications (3)

Publication Number Publication Date
JP2005111269A JP2005111269A (ja) 2005-04-28
JP2005111269A5 true JP2005111269A5 (https=) 2009-12-03
JP4576193B2 JP4576193B2 (ja) 2010-11-04

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JP2004293833A Expired - Fee Related JP4576193B2 (ja) 2003-10-07 2004-10-06 動的ヘリカル・スキャンによる画像形成の方法及び装置

Country Status (5)

Country Link
US (1) US6977984B2 (https=)
JP (1) JP4576193B2 (https=)
CN (1) CN100496400C (https=)
DE (1) DE102004048402A1 (https=)
NL (1) NL1027185C2 (https=)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006141906A (ja) * 2004-11-25 2006-06-08 Ge Medical Systems Global Technology Co Llc 放射線撮影装置
DE102005021065A1 (de) * 2005-05-06 2006-11-16 Siemens Ag Medizinische Untersuchungseinrichtung zum Erzeugen von Untersuchungsbildern eines Objekts und zugehöriges Verfahren
US8232535B2 (en) 2005-05-10 2012-07-31 Tomotherapy Incorporated System and method of treating a patient with radiation therapy
JP2006320523A (ja) * 2005-05-19 2006-11-30 Ge Medical Systems Global Technology Co Llc シャトルモードヘリカルスキャンのスキャンパラメータ設定方法およびｘ線ｃｔ装置
US8442287B2 (en) 2005-07-22 2013-05-14 Tomotherapy Incorporated Method and system for evaluating quality assurance criteria in delivery of a treatment plan
US8229068B2 (en) 2005-07-22 2012-07-24 Tomotherapy Incorporated System and method of detecting a breathing phase of a patient receiving radiation therapy
CN101267767A (zh) * 2005-07-23 2008-09-17 断层放疗公司 使用机架和治疗床的协同运动的放射疗法成像和实施
US20090041200A1 (en) * 2005-07-23 2009-02-12 Tomotherapy Incorporated Radiation therapy imaging and delivery utilizing coordinated motion of jaws, gantry, and couch
JP4509903B2 (ja) * 2005-09-27 2010-07-21 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
JP4611168B2 (ja) * 2005-10-07 2011-01-12 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 画像再構成方法、およびｘ線ｃｔ装置
JP4639143B2 (ja) * 2005-11-30 2011-02-23 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装置およびその制御方法
JP2007151849A (ja) * 2005-12-06 2007-06-21 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ撮影方法およびｘ線ｃｔ装置
JP4611225B2 (ja) * 2006-03-01 2011-01-12 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 Ｘ線ｃｔ装置
JP2007236662A (ja) * 2006-03-09 2007-09-20 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置およびそのｘ線ｃｔ画像再構成方法、ｘ線ｃｔ画像撮影方法。
WO2008042564A1 (en) * 2006-09-29 2008-04-10 Koninklijke Philips Electronics N. V. Fly-by scanning
DE102007021023A1 (de) * 2007-05-04 2008-11-13 Siemens Ag Verfahren zur Bilderstellung für die Spiral-CT mit veränderlichem Pitch und CT-Gerät zur Durchführung des Verfahrens
US7724866B2 (en) * 2007-06-27 2010-05-25 Analogic Corporation Method of and system for variable pitch computed tomography scanning for baggage screening
JP2011502010A (ja) * 2007-10-25 2011-01-20 トモセラピー・インコーポレーテッド 放射線療法送達の運動適応最適化のためのシステム及び方法
US8467497B2 (en) * 2007-10-25 2013-06-18 Tomotherapy Incorporated System and method for motion adaptive optimization for radiation therapy delivery
US8284892B2 (en) * 2008-12-22 2012-10-09 General Electric Company System and method for image reconstruction
US7933377B2 (en) * 2009-06-03 2011-04-26 General Electric Company Method of CT perfusion imaging and apparatus for implementing same
JP6257962B2 (ja) * 2012-09-04 2018-01-10 東芝メディカルシステムズ株式会社 Ｘ線ｃｔ装置
JP6412020B2 (ja) 2013-02-26 2018-10-24 アキュレイ インコーポレイテッド 電磁作動式のマルチリーフコリメーター
DE102013215807B4 (de) * 2013-08-09 2025-12-18 Siemens Healthineers Ag Verfahren zur Aufnahme von Projektionen während eines Spiralscans, Verfahren zur Bildherstellungund Multischicht-Computertomographiegerät
DE102015205004B4 (de) * 2015-03-19 2020-07-09 Siemens Healthcare Gmbh Einstellen einer Tischposition eines Tomographen
DE102016211720A1 (de) * 2016-06-29 2018-01-04 Siemens Healthcare Gmbh Verfahren zum Positionieren eines positionierbaren Tisches
US10722188B2 (en) 2017-05-18 2020-07-28 Canon Medical Systems Corporation X-ray CT apparatus
US11039808B2 (en) * 2019-02-13 2021-06-22 Analogic Corporation Scanning systems configured to inspect conveyed objects and related systems and methods

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5262946A (en) * 1988-10-20 1993-11-16 Picker International, Inc. Dynamic volume scanning for CT scanners
JPH0728862B2 (ja) * 1989-02-13 1995-04-05 株式会社東芝 Ｃｔ装置
JPH04150840A (ja) * 1990-10-15 1992-05-25 Hitachi Medical Corp 螺旋スキャンｃｔ装置
US5090037A (en) * 1990-11-19 1992-02-18 General Electric Company Helical scanning computed tomography with tracking x-ray source
JP2933107B2 (ja) * 1992-02-14 1999-08-09 株式会社東芝 Ｃｔ装置
JPH05317300A (ja) * 1992-05-25 1993-12-03 Toshiba Corp 寝台位置制御装置
US5224136A (en) * 1992-06-30 1993-06-29 General Electric Company Helical scanning computed tomography apparatus with constrained tracking of the x-ray source
US5377250A (en) * 1992-08-07 1994-12-27 General Electric Company Reconstruction method for helical scanning computed tomography apparatus with multi-row detector array
DE69325485T2 (de) * 1992-09-09 1999-10-28 Picker International, Inc. Verfahren und Vorrichtung zur Bilderzeugung
JP2824011B2 (ja) * 1993-11-15 1998-11-11 株式会社日立メディコ Ｘ線ｃｔ装置
US5515409A (en) * 1994-12-22 1996-05-07 General Electric Company Helical interpolative algorithm for image reconstruction in a CT system
US5891030A (en) * 1997-01-24 1999-04-06 Mayo Foundation For Medical Education And Research System for two dimensional and three dimensional imaging of tubular structures in the human body
US6038278A (en) * 1998-07-01 2000-03-14 Hsieh; Jiang Method and apparatus for helical multi-frame image reconstruction in a computed tomography fluoro system
US6298112B1 (en) * 1998-07-01 2001-10-02 Ge Medical Systems Global Technology Co. Llc Methods and apparatus for helical multi-frame image reconstruction in a computed tomography fluoro system including data communications over a network
US6185271B1 (en) * 1999-02-16 2001-02-06 Richard Estyn Kinsinger Helical computed tomography with feedback scan control
US6597803B1 (en) * 1999-10-29 2003-07-22 Ge Medical Systems Global Technology Company, Llc Hybrid reconstruction for high pitch multi-slice helical cardiac imaging
US6332013B1 (en) * 1999-12-28 2001-12-18 General Electric Company Methods and apparatus for tilted helical reconstruction multislice CT
US6385278B1 (en) * 2000-04-28 2002-05-07 Ge Medical Systems Global Technology Company, Llc Method and apparatus for region of interest multislice CT scan
US6381297B1 (en) * 2000-08-15 2002-04-30 Ge Medical Systems Global Technology Company, Llc High pitch reconstruction of multislice CT scans
US6463117B1 (en) * 2000-11-22 2002-10-08 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for tilted helical image reconstruction in CT imaging
US6452996B1 (en) * 2001-03-16 2002-09-17 Ge Medical Systems Global Technology Company, Llc Methods and apparatus utilizing generalized helical interpolation algorithm
US6421411B1 (en) * 2001-05-10 2002-07-16 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for helical image artifact reduction
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
US6529576B2 (en) * 2001-06-29 2003-03-04 Ge Medical Systems Global Technology Company, Llc Method and apparatus for pitch-adaptive reconstruction in multislice helical computed tomographic systems
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
US6522714B1 (en) * 2001-11-09 2003-02-18 Ge Medical Systems Global Technologies Company Llc Row-wise full helical view weighting method and apparatus for CT scanners
US20030171665A1 (en) * 2002-03-05 2003-09-11 Jiang Hsieh Image space correction for multi-slice helical reconstruction
US6600802B1 (en) * 2002-04-01 2003-07-29 Ge Medical Systems Global Technology Company, Llc Image space correction for multi-slice helical reconstruction with z-smoothing
EP1605825A4 (en) * 2003-03-14 2008-01-23 Univ Central Florida Res Found EFFICIENT IMAGE RECONSTRUCTION ALGORITHM FOR SPIRAL-COMPUTED TOMOGRAPHY WITH VARIABLE SLOPING

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