JP5572521B2 - X線ct装置、x線ct装置の画像再構成方法 - Google Patents

X線ct装置、x線ct装置の画像再構成方法 Download PDF

Info

Publication number
JP5572521B2
JP5572521B2 JP2010239234A JP2010239234A JP5572521B2 JP 5572521 B2 JP5572521 B2 JP 5572521B2 JP 2010239234 A JP2010239234 A JP 2010239234A JP 2010239234 A JP2010239234 A JP 2010239234A JP 5572521 B2 JP5572521 B2 JP 5572521B2
Authority
JP
Japan
Prior art keywords
ray
image
rotation center
unit
subject
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.)
Expired - Fee Related
Application number
JP2010239234A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012090702A (ja
JP2012090702A5 (enrdf_load_stackoverflow
Inventor
正和 岡部
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Healthcare Manufacturing Ltd
Original Assignee
Hitachi Medical 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 Hitachi Medical Corp filed Critical Hitachi Medical Corp
Priority to JP2010239234A priority Critical patent/JP5572521B2/ja
Publication of JP2012090702A publication Critical patent/JP2012090702A/ja
Publication of JP2012090702A5 publication Critical patent/JP2012090702A5/ja
Application granted granted Critical
Publication of JP5572521B2 publication Critical patent/JP5572521B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Apparatus For Radiation Diagnosis (AREA)
JP2010239234A 2010-10-26 2010-10-26 X線ct装置、x線ct装置の画像再構成方法 Expired - Fee Related JP5572521B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2010239234A JP5572521B2 (ja) 2010-10-26 2010-10-26 X線ct装置、x線ct装置の画像再構成方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010239234A JP5572521B2 (ja) 2010-10-26 2010-10-26 X線ct装置、x線ct装置の画像再構成方法

Publications (3)

Publication Number Publication Date
JP2012090702A JP2012090702A (ja) 2012-05-17
JP2012090702A5 JP2012090702A5 (enrdf_load_stackoverflow) 2013-12-05
JP5572521B2 true JP5572521B2 (ja) 2014-08-13

Family

ID=46384794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010239234A Expired - Fee Related JP5572521B2 (ja) 2010-10-26 2010-10-26 X線ct装置、x線ct装置の画像再構成方法

Country Status (1)

Country Link
JP (1) JP5572521B2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103945764B (zh) * 2011-11-11 2016-11-16 皇家飞利浦有限公司 具有扩展的视场的c型臂系统
JP7257924B2 (ja) * 2019-09-09 2023-04-14 株式会社ミツトヨ X線計測装置の校正方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703424A (en) * 1985-01-03 1987-10-27 General Electric Company Method and means of correcting for a shift in the center of rotation of a rotating fan beam CT system
JP3980696B2 (ja) * 1997-03-05 2007-09-26 株式会社東芝 画像再構成処理装置
JPH11188030A (ja) * 1997-12-25 1999-07-13 Hitachi Medical Corp X線ct装置
JP3866431B2 (ja) * 1999-02-17 2007-01-10 株式会社東芝 X線ct装置
JP2004065706A (ja) * 2002-08-08 2004-03-04 Ge Medical Systems Global Technology Co Llc 投影データ補正方法、画像生成方法およびx線ct装置
US6944260B2 (en) * 2003-11-11 2005-09-13 Ge Medical Systems Global Technology Company, Llc Methods and apparatus for artifact reduction in computed tomography imaging systems
DE102006041033B4 (de) * 2006-09-01 2017-01-19 Siemens Healthcare Gmbh Verfahren zur Rekonstruktion eines dreidimensionalen Bildvolumens
JP2009082250A (ja) * 2007-09-28 2009-04-23 Ge Medical Systems Global Technology Co Llc X線ct装置

Also Published As

Publication number Publication date
JP2012090702A (ja) 2012-05-17

Similar Documents

Publication Publication Date Title
US6580777B1 (en) X-ray CT apparatus
JP3378401B2 (ja) X線装置
RU2394494C2 (ru) Система сканирования х-кт
US20080008372A1 (en) A method and system for reducing artifacts in a tomosynthesis imaging system
US9532755B2 (en) X-ray computed tomographic imaging apparatus and method for same
US9025848B2 (en) X-ray CT apparatus and control method for reconstructing X-ray CT images from filtered projection data
KR20070050853A (ko) X선 ct 촬상 방법 및 x선 ct 장치
KR101158619B1 (ko) 디지털 엑스-레이 장치(변형들)를 교정하기 위한 방법
JP4408664B2 (ja) コーンビームx線ct装置及びそれに用いるファントム
JPH09327453A (ja) X線撮影装置
JP3897925B2 (ja) コーンビームct装置
JP3540916B2 (ja) 3次元x線ct装置
JP2011167334A (ja) 放射線撮影装置
JP5060862B2 (ja) 断層撮影装置
JP3583554B2 (ja) コーンビームx線断層撮影装置
JP4573593B2 (ja) X線画像補正方法及び装置
JP5019879B2 (ja) X線ct装置、画像処理プログラム、及び画像処理方法
JP2008012129A (ja) X線ct装置
JP5572521B2 (ja) X線ct装置、x線ct装置の画像再構成方法
JP4610304B2 (ja) X線ct装置
JP5808672B2 (ja) X線ct装置及びx線ct撮影方法
JP2009279301A (ja) コーンビームx線ct装置
JP2008036272A (ja) コーンビームx線ct装置
JP3583567B2 (ja) X線断層撮像装置
JP4884765B2 (ja) X線ct装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20131018

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20131018

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20140328

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20140507

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140526

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20140616

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20140630

R150 Certificate of patent or registration of utility model

Ref document number: 5572521

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140808

S111 Request for change of ownership or part of ownership

Free format text: JAPANESE INTERMEDIATE CODE: R313111

S533 Written request for registration of change of name

Free format text: JAPANESE INTERMEDIATE CODE: R313533

R350 Written notification of registration of transfer

Free format text: JAPANESE INTERMEDIATE CODE: R350

LAPS Cancellation because of no payment of annual fees