JP2004174264A5 - - Google Patents

Download PDF

Info

Publication number
JP2004174264A5
JP2004174264A5 JP2003396597A JP2003396597A JP2004174264A5 JP 2004174264 A5 JP2004174264 A5 JP 2004174264A5 JP 2003396597 A JP2003396597 A JP 2003396597A JP 2003396597 A JP2003396597 A JP 2003396597A JP 2004174264 A5 JP2004174264 A5 JP 2004174264A5
Authority
JP
Japan
Prior art keywords
ray spectrum
data
detector
ray
computer
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
JP2003396597A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004174264A (ja
JP4361778B2 (ja
Filing date
Publication date
Priority claimed from US10/306,053 external-priority patent/US7031425B2/en
Application filed filed Critical
Publication of JP2004174264A publication Critical patent/JP2004174264A/ja
Publication of JP2004174264A5 publication Critical patent/JP2004174264A5/ja
Application granted granted Critical
Publication of JP4361778B2 publication Critical patent/JP4361778B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2003396597A 2002-11-27 2003-11-27 計算機式断層写真法（ｃｔ）スカウト画像を形成する方法及び装置 Expired - Fee Related JP4361778B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/306,053 US7031425B2 (en) 2002-11-27 2002-11-27 Methods and apparatus for generating CT scout images

Publications (3)

Publication Number Publication Date
JP2004174264A JP2004174264A (ja) 2004-06-24
JP2004174264A5 true JP2004174264A5 (OSRAM) 2009-02-26
JP4361778B2 JP4361778B2 (ja) 2009-11-11

Family

ID=32325580

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003396597A Expired - Fee Related JP4361778B2 (ja) 2002-11-27 2003-11-27 計算機式断層写真法（ｃｔ）スカウト画像を形成する方法及び装置

Country Status (3)

Country Link
US (1) US7031425B2 (OSRAM)
JP (1) JP4361778B2 (OSRAM)
DE (1) DE10352645A1 (OSRAM)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6950492B2 (en) 2003-06-25 2005-09-27 Besson Guy M Dynamic multi-spectral X-ray projection imaging
DE102004006548B4 (de) * 2004-02-10 2006-10-19 Siemens Ag Verfahren zur Planung der Strahlentherapie eines Patienten und CT-System hierzu und zur Erstellung von CT-Aufnahmen
US7653226B2 (en) * 2004-04-21 2010-01-26 Siemens Medical Solutions Usa, Inc. Flexible generation of digitally reconstructed radiographs
DE102004063995A1 (de) * 2004-10-25 2006-08-17 Siemens Ag Tomographiegerät und Verfahren für ein Tomographiegerät zur Erzeugung von Mehrfachenergie-Bildern
DE102005027436B4 (de) * 2005-06-14 2008-09-04 Siemens Ag Verfahren zur Berechnung von absorberspezifischen Gewichtungskoeffizienten und Verfahren zur Verbesserung eines von einem Absorber abhängigen Kontrast-zu-Rausch-Verhältnisses in einem von einer Röntgeneinrichtung erzeugten Röntgenbild eines zu untersuchenden Objektes
US7344306B2 (en) * 2005-06-30 2008-03-18 General Electric Company Systems and methods for compensating for table sag
JP2009508616A (ja) * 2005-09-22 2009-03-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Ｃｔ画像形成システム
US7983457B2 (en) * 2005-11-23 2011-07-19 General Electric Company Method and system for automatically determining regions in a scanned object
DE102006003829A1 (de) * 2006-01-26 2007-08-16 Siemens Ag Röntgen-Computertomograf und Verfahren zum Betreiben eines Röntgen-Computertomografen
US20090161815A1 (en) * 2006-04-07 2009-06-25 Koninklijke Philips Electronics N.V. Dual spectrum x-ray tube with switched focal spots and filter
CN101358936B (zh) * 2007-08-02 2011-03-16 同方威视技术股份有限公司 一种利用双视角多能量透射图像进行材料识别的方法及系统
FR2919780B1 (fr) * 2007-08-02 2017-09-08 Nuctech Co Ltd Procede et systeme d'identification de matiere a l'aide d'images binoculaires stereoscopiques et par transmission multi-energie
US7809102B2 (en) * 2008-05-15 2010-10-05 Arineta Ltd. Method and apparatus for positioning a subject in a CT scanner
US8218837B2 (en) * 2008-06-06 2012-07-10 General Electric Company Material composition detection from effective atomic number computation
EP2309928B1 (en) * 2008-08-08 2016-09-14 Koninklijke Philips N.V. Voltage modulated x-ray tube
US8938104B2 (en) * 2008-08-29 2015-01-20 Varian Medical Systems International Ag Systems and methods for adaptive filtering
US8548118B2 (en) * 2009-12-21 2013-10-01 General Electric Company Apparatus and method for spectral projection imaging with fast KV switching
US8611627B2 (en) 2009-12-23 2013-12-17 General Electric Company CT spectral calibration
JP5677738B2 (ja) * 2009-12-24 2015-02-25 株式会社東芝 Ｘ線コンピュータ断層撮影装置
DE102010027227B4 (de) * 2010-07-15 2016-10-20 Siemens Healthcare Gmbh Verfahren und Computertomographiegerät zur Durchführung einer angiographischen Untersuchung
WO2013128336A2 (en) 2012-02-27 2013-09-06 Koninklijke Philips N.V. Spectral imaging
KR101517770B1 (ko) * 2012-11-01 2015-05-06 삼성전자주식회사 방사선 영상 장치 및 그 동작 방법
KR20140092438A (ko) * 2012-12-27 2014-07-24 삼성전자주식회사 엑스선 검출 패널, 엑스선 촬영 장치 및 엑스선 영상 생성 방법
CN103892859A (zh) * 2012-12-28 2014-07-02 Ge医疗系统环球技术有限公司 基于多模式Scout扫描的CT成像方法和CT系统
KR101725099B1 (ko) 2014-12-05 2017-04-26 삼성전자주식회사 컴퓨터 단층 촬영장치 및 그 제어방법
CN106153647B (zh) * 2015-04-08 2021-04-13 清华大学 能谱ct成像系统及数据采集和重建能谱ct图像的方法
DE102016207071A1 (de) * 2016-04-26 2017-10-26 Siemens Healthcare Gmbh Kontrastmittelunterstützte Röntgenbildgebung mit energievariabler Röntgenquelle und schaltbarem Detektor
EP3393358B1 (en) * 2016-12-15 2019-06-26 Koninklijke Philips N.V. Ct imaging system and a method for a ct imaging system
JP7317022B2 (ja) * 2018-01-10 2023-07-28 デンツプライ シロナ インコーポレイテッド 口内画像の曝露時間を自動的に決定するための方法、システム、装置、およびコンピュータプログラム製品
US10779791B2 (en) * 2018-03-16 2020-09-22 General Electric Company System and method for mobile X-ray imaging
EP3632325A1 (en) 2018-10-04 2020-04-08 Koninklijke Philips N.V. System for providing a spectral image

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32961E (en) * 1974-09-06 1989-06-20 U.S. Philips Corporation Device for measuring local radiation absorption in a body
DE2613809B2 (de) * 1976-03-31 1979-01-04 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgenschichtgerät zur Herstellung von Transversal-Schichtbildern
US4247774A (en) * 1978-06-26 1981-01-27 The United States Of America As Represented By The Department Of Health, Education And Welfare Simultaneous dual-energy computer assisted tomography
US4686695A (en) * 1979-02-05 1987-08-11 Board Of Trustees Of The Leland Stanford Junior University Scanned x-ray selective imaging system
US4361901A (en) * 1980-11-18 1982-11-30 General Electric Company Multiple voltage x-ray switching system
US5305363A (en) * 1992-01-06 1994-04-19 Picker International, Inc. Computerized tomographic scanner having a toroidal x-ray tube with a stationary annular anode and a rotating cathode assembly
US5665971A (en) * 1993-04-12 1997-09-09 Massachusetts Institute Of Technology Radiation detection and tomography
JP3449561B2 (ja) * 1993-04-19 2003-09-22 東芝医用システムエンジニアリング株式会社 Ｘ線ｃｔ装置
US5400378A (en) * 1993-11-19 1995-03-21 General Electric Company Dynamic dose control in multi-slice CT scan
US7110587B1 (en) * 1995-05-31 2006-09-19 Ge Medical Systems Israel Ltd. Registration of nuclear medicine images
US6018562A (en) * 1995-11-13 2000-01-25 The United States Of America As Represented By The Secretary Of The Army Apparatus and method for automatic recognition of concealed objects using multiple energy computed tomography
US5689115A (en) * 1995-11-24 1997-11-18 Elscint Ltd. Advanced nuclear medicine system
EP1078252A4 (en) * 1998-03-02 2007-05-30 Image Analysis Inc AUTOMATED BONE DENSITY MEASUREMENT BY X-RAY RADIATION
US6236709B1 (en) * 1998-05-04 2001-05-22 Ensco, Inc. Continuous high speed tomographic imaging system and method
US6185272B1 (en) * 1999-03-15 2001-02-06 Analogic Corporation Architecture for CT scanning system
EP1357832B1 (en) * 2000-11-08 2011-01-19 The John Hopkins University Techniques for deriving tissue structure from multiple projection dual-energy x-ray absorptiometry
US6501819B2 (en) * 2000-12-18 2002-12-31 Ge Medical Systems Global Technology Company, Llc Medical diagnostic method and apparatus to control dual energy exposure techniques based on image information
US6507633B1 (en) * 2001-02-15 2003-01-14 The Regents Of The University Of Michigan Method for statistically reconstructing a polyenergetic X-ray computed tomography image and image reconstructor apparatus utilizing the method
US6624425B2 (en) * 2001-05-03 2003-09-23 Bio-Imaging Research, Inc. Waste inspection tomography and non-destructive assay
US6914959B2 (en) * 2001-08-09 2005-07-05 Analogic Corporation Combined radiation therapy and imaging system and method
US6816571B2 (en) * 2002-02-06 2004-11-09 L-3 Communications Security And Detection Systems Corporation Delaware Method and apparatus for transmitting information about a target object between a prescanner and a CT scanner
US6560315B1 (en) * 2002-05-10 2003-05-06 Ge Medical Systems Global Technology Company, Llc Thin rotating plate target for X-ray tube

Similar Documents

Publication Publication Date Title
JP2004174264A5 (OSRAM)
US20230371804A1 (en) Dental imaging with photon-counting detector
US9743893B2 (en) Dental imaging with photon-counting detector
CN104066376B (zh) 用于数字放射线照相的设备和方法
EP2793702B1 (en) Dental imaging with photon-counting detector
CN1517072A (zh) 带有至少两组辐射源-检测器组件的成像断层造影设备
JP2015144898A (ja) 放射線撮像用のデータ処理装置
CN1907227A (zh) X射线计算机断层摄影装置
KR101812658B1 (ko) 방사선 디텍터, 그에 따른 단층 촬영 장치, 및 엑스선 촬영 장치
JP2007000406A (ja) Ｘ線ｃｔ撮影方法およびｘ線ｃｔ装置
JP2003325499A (ja) マルチ・モダリティ型ｘ線及び核医学マンモグラフィ・イメージング・システム及び撮像方法
CN1853570A (zh) Ct成像方法和系统
KR100702148B1 (ko) 단층영상과 입체 표면영상을 동시에 얻을 수 있는 엑스선단층 촬영장치
Delogu et al. Imaging study of a phase-sensitive breast-CT system in continuous acquisition mode
US7529335B2 (en) Voxel-driven spiral reconstruction for cone-beam computer tomography
CN101325911B (zh) 计算机断层摄影（ct）应用中进行扫描和数据采集的系统和方法
JP2007130288A5 (OSRAM)
JP2020528294A (ja) スキャナー機能が追加されたｘ−線断層撮影装置
CN1973771A (zh) X－射线计算机断层扫描设备和控制该设备的方法
CN101681521B (zh) 用于对感兴趣区域成像的成像系统和成像方法
JP2007136039A5 (OSRAM)
de las Heras et al. Experimental proof of an idea for a CT-scanner with dose reduction potential
JP2014138909A (ja) Ｘ線コンピュータ断層撮影装置
JP2004180755A (ja) 放射線撮像装置
JP2010264310A (ja) Ｘ線コンピュータ断層撮影装置