JP2000201918A5 - - Google Patents

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Publication number
JP2000201918A5
JP2000201918A5 JP1999003805A JP380599A JP2000201918A5 JP 2000201918 A5 JP2000201918 A5 JP 2000201918A5 JP 1999003805 A JP1999003805 A JP 1999003805A JP 380599 A JP380599 A JP 380599A JP 2000201918 A5 JP2000201918 A5 JP 2000201918A5
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JP
Japan
Prior art keywords
ray
image
absorption coefficient
projection position
center axis
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
JP1999003805A
Other languages
English (en)
Japanese (ja)
Other versions
JP3992389B2 (ja
JP2000201918A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP00380599A priority Critical patent/JP3992389B2/ja
Priority claimed from JP00380599A external-priority patent/JP3992389B2/ja
Priority to PCT/JP2000/000009 priority patent/WO2000041627A1/ja
Priority to US09/869,899 priority patent/US6434214B1/en
Publication of JP2000201918A publication Critical patent/JP2000201918A/ja
Publication of JP2000201918A5 publication Critical patent/JP2000201918A5/ja
Application granted granted Critical
Publication of JP3992389B2 publication Critical patent/JP3992389B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP00380599A 1999-01-11 1999-01-11 Ｘ線ｃｔ装置及びファントム Expired - Fee Related JP3992389B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP00380599A JP3992389B2 (ja) 1999-01-11 1999-01-11 Ｘ線ｃｔ装置及びファントム
PCT/JP2000/000009 WO2000041627A1 (en) 1999-01-11 2000-01-05 X-ray ct apparatus and x-ray imaging method
US09/869,899 US6434214B1 (en) 1999-01-11 2000-01-05 X-ray CT apparatus and X-ray imaging method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP00380599A JP3992389B2 (ja) 1999-01-11 1999-01-11 Ｘ線ｃｔ装置及びファントム

Publications (3)

Publication Number Publication Date
JP2000201918A JP2000201918A (ja) 2000-07-25
JP2000201918A5 true JP2000201918A5 (enExample) 2005-05-12
JP3992389B2 JP3992389B2 (ja) 2007-10-17

Family

ID=11567420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP00380599A Expired - Fee Related JP3992389B2 (ja) 1999-01-11 1999-01-11 Ｘ線ｃｔ装置及びファントム

Country Status (3)

Country Link
US (1) US6434214B1 (enExample)
JP (1) JP3992389B2 (enExample)
WO (1) WO2000041627A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6762778B1 (en) * 1999-06-10 2004-07-13 Dassault Systemes Three dimensional graphical manipulator
US7068837B2 (en) * 2000-11-24 2006-06-27 Nihon University Image processing method
DE10211485A1 (de) * 2002-03-15 2003-09-25 Philips Intellectual Property Verfahren zur Bestimmung einer Objektfunktion
JP3918932B2 (ja) * 2002-11-29 2007-05-23 株式会社島津製作所 Ｘ線ｃｔ装置における中心軸較正治具およびこの治具を用いた較正方法
JP2005040239A (ja) * 2003-07-24 2005-02-17 Univ Nihon 画像処理方法、画像処理プログラム及びコンピュータ読取可能な記録媒体
US6931094B2 (en) * 2003-10-10 2005-08-16 Ge Medical Systems Global Technology Company, Llc Methods and systems for smoothing
JP4610304B2 (ja) * 2004-11-05 2011-01-12 株式会社日立メディコ Ｘ線ｃｔ装置
JP2006288719A (ja) * 2005-04-11 2006-10-26 Morita Mfg Co Ltd Ｘ線ｃｔ撮影方法及び装置
EP2063784B1 (en) * 2006-09-05 2016-04-27 PaloDEx Group Oy Medical x-ray imaging apparatus
JP5179136B2 (ja) * 2007-10-02 2013-04-10 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
JP5210726B2 (ja) * 2008-06-24 2013-06-12 株式会社東芝 Ｘ線ｃｔ装置
DE102009009617B4 (de) * 2009-02-19 2019-04-25 Siemens Healthcare Gmbh Verfahren und Vorrichtung zur Verbesserung der Bildqualität bei einer Bildbestimmung durch iterative Rekonstruktion
US8777485B2 (en) * 2010-09-24 2014-07-15 Varian Medical Systems, Inc. Method and apparatus pertaining to computed tomography scanning using a calibration phantom
WO2014165611A1 (en) * 2013-04-02 2014-10-09 The Regents Of The University Of California Thermoplastic 3-d phantom
JP2015177817A (ja) * 2014-03-18 2015-10-08 株式会社東芝 Ｘ線ｃｔ装置及び画像処理装置
US9691166B2 (en) * 2014-11-07 2017-06-27 Shimadzu Corporation Radiation CT apparatus
JP6632912B2 (ja) * 2016-02-29 2020-01-22 キヤノンメディカルシステムズ株式会社 Ｘ線ｃｔ装置
WO2017205379A2 (en) 2016-05-23 2017-11-30 Rensselaer Polytechnic Institute Image reconstruction method for computed tomography
CN114271840B (zh) * 2021-12-16 2025-10-17 奕瑞电子科技集团股份有限公司 一种ct扫描仪的机架稳定性评价方法和装置
CN114152637B (zh) * 2022-02-07 2022-04-26 东莞市志橙半导体材料有限公司 一种硬质碳化硅材料打孔检测装置与方法
CN115684222B (zh) * 2022-12-21 2023-04-11 济南汉江光电科技有限公司 一种快速低剂量的x射线多模态ct系统及成像方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04307035A (ja) * 1991-04-05 1992-10-29 Toshiba Corp Ｘ線撮影装置
US6215844B1 (en) * 1998-08-06 2001-04-10 Kabushiki Kaisha Toshiba X-ray computed tomography apparatus
JP2000232977A (ja) * 1999-02-15 2000-08-29 Shimadzu Corp Ｘ線ｃｔ装置

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