CA2875649C - Optimization of the source firing pattern for x-ray scanning systems - Google Patents
Optimization of the source firing pattern for x-ray scanning systems Download PDFInfo
- Publication number
- CA2875649C CA2875649C CA2875649A CA2875649A CA2875649C CA 2875649 C CA2875649 C CA 2875649C CA 2875649 A CA2875649 A CA 2875649A CA 2875649 A CA2875649 A CA 2875649A CA 2875649 C CA2875649 C CA 2875649C
- Authority
- CA
- Canada
- Prior art keywords
- ray
- imaging apparatus
- sources
- length
- rays
- 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
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
- A61B6/032—Transmission computed tomography [CT]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4021—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
- A61B6/4028—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4429—Constructional features of apparatus for radiation diagnosis related to the mounting of source units and detector units
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
- G01T1/2914—Measurement of spatial distribution of radiation
- G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2012/040923 WO2013184103A1 (en) | 2012-06-05 | 2012-06-05 | Optimization of the source firing pattern for x-ray scanning systems |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2875649A1 CA2875649A1 (en) | 2013-12-12 |
CA2875649C true CA2875649C (en) | 2020-02-18 |
Family
ID=49712367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2875649A Expired - Fee Related CA2875649C (en) | 2012-06-05 | 2012-06-05 | Optimization of the source firing pattern for x-ray scanning systems |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP2854644A4 (pt) |
JP (1) | JP6122489B2 (pt) |
KR (1) | KR101939434B1 (pt) |
CN (1) | CN104486997B (pt) |
AU (1) | AU2012382065B2 (pt) |
BR (1) | BR112014030492A8 (pt) |
CA (1) | CA2875649C (pt) |
GB (1) | GB2536863B8 (pt) |
IN (1) | IN2014DN10327A (pt) |
MX (1) | MX364117B (pt) |
WO (1) | WO2013184103A1 (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8243876B2 (en) | 2003-04-25 | 2012-08-14 | Rapiscan Systems, Inc. | X-ray scanners |
GB0525593D0 (en) | 2005-12-16 | 2006-01-25 | Cxr Ltd | X-ray tomography inspection systems |
US9490099B2 (en) | 2014-08-20 | 2016-11-08 | Wisconsin Alumni Research Foundation | System and method for multi-source X-ray-based imaging |
US10514343B2 (en) | 2015-02-27 | 2019-12-24 | Carl Zeiss X-ray Microscopy, Inc. | X-ray CT microscopy system and method utilizing lattice sampling |
EP3886703B1 (en) * | 2018-11-30 | 2023-12-20 | Accuray, Inc. | Method and apparatus for improving scatter estimation and correction in imaging |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0626545B2 (ja) * | 1986-10-27 | 1994-04-13 | 横河メディカルシステム株式会社 | Ctスキャナ |
JP4532005B2 (ja) * | 2001-03-09 | 2010-08-25 | 株式会社日立メディコ | X線ct装置及びその画像表示方法 |
GB0309387D0 (en) * | 2003-04-25 | 2003-06-04 | Cxr Ltd | X-Ray scanning |
GB0309379D0 (en) * | 2003-04-25 | 2003-06-04 | Cxr Ltd | X-ray scanning |
GB0525593D0 (en) * | 2005-12-16 | 2006-01-25 | Cxr Ltd | X-ray tomography inspection systems |
US20050276377A1 (en) * | 2004-06-10 | 2005-12-15 | Carol Mark P | Kilovoltage delivery system for radiation therapy |
EP1677253A1 (en) * | 2004-12-30 | 2006-07-05 | GSF-Forschungszentrum für Umwelt und Gesundheit GmbH | Method and device of reconstructing an (n+1)-dimensional image function from radon data |
WO2006116316A2 (en) * | 2005-04-22 | 2006-11-02 | University Of Chicago | Open source trajectory method and apparatus for interior imaging |
US7728397B2 (en) * | 2006-05-05 | 2010-06-01 | Virgin Islands Microsystems, Inc. | Coupled nano-resonating energy emitting structures |
US7616731B2 (en) * | 2006-08-30 | 2009-11-10 | General Electric Company | Acquisition and reconstruction of projection data using a stationary CT geometry |
CN101512379B (zh) * | 2006-08-30 | 2013-06-05 | 通用电气公司 | 使用静止计算机x射线断层造影几何结构的投影数据的采集和再现 |
US7428292B2 (en) * | 2006-11-24 | 2008-09-23 | General Electric Company | Method and system for CT imaging using multi-spot emission sources |
CN103948395A (zh) * | 2007-07-19 | 2014-07-30 | 北卡罗来纳大学查珀尔希尔分校 | 固定 x 射线数字化断层合成或断层摄影***和相关方法 |
US8705822B2 (en) * | 2008-09-03 | 2014-04-22 | Mayo Foundation For Medical Education And Research | Method for creating images indicating material decomposition in dual energy, dual source helical computed tomography |
US8509380B2 (en) * | 2010-03-19 | 2013-08-13 | The Board Of Trustees Of The Leland Stanford Junior University | Inverse geometry volume computed tomography systems |
-
2012
- 2012-06-05 CN CN201280074553.0A patent/CN104486997B/zh not_active Expired - Fee Related
- 2012-06-05 BR BR112014030492A patent/BR112014030492A8/pt active Search and Examination
- 2012-06-05 CA CA2875649A patent/CA2875649C/en not_active Expired - Fee Related
- 2012-06-05 AU AU2012382065A patent/AU2012382065B2/en not_active Ceased
- 2012-06-05 IN IN10327DEN2014 patent/IN2014DN10327A/en unknown
- 2012-06-05 JP JP2015515989A patent/JP6122489B2/ja active Active
- 2012-06-05 KR KR1020157000011A patent/KR101939434B1/ko active IP Right Grant
- 2012-06-05 EP EP12878256.2A patent/EP2854644A4/en not_active Withdrawn
- 2012-06-05 WO PCT/US2012/040923 patent/WO2013184103A1/en active Application Filing
- 2012-06-05 MX MX2014014767A patent/MX364117B/es active IP Right Grant
- 2012-06-05 GB GB1423026.2A patent/GB2536863B8/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR20150023617A (ko) | 2015-03-05 |
GB2536863B (en) | 2018-12-19 |
GB2536863A (en) | 2016-10-05 |
MX2014014767A (es) | 2015-04-13 |
JP6122489B2 (ja) | 2017-04-26 |
MX364117B (es) | 2019-04-12 |
IN2014DN10327A (pt) | 2015-08-07 |
BR112014030492A2 (pt) | 2017-06-27 |
AU2012382065A1 (en) | 2015-01-15 |
CN104486997A (zh) | 2015-04-01 |
BR112014030492A8 (pt) | 2021-05-25 |
CA2875649A1 (en) | 2013-12-12 |
KR101939434B1 (ko) | 2019-04-10 |
EP2854644A1 (en) | 2015-04-08 |
GB2536863B8 (en) | 2019-04-10 |
WO2013184103A1 (en) | 2013-12-12 |
JP2015518972A (ja) | 2015-07-06 |
AU2012382065B2 (en) | 2016-07-07 |
EP2854644A4 (en) | 2016-03-16 |
CN104486997B (zh) | 2017-07-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20150804 |
|
MKLA | Lapsed |
Effective date: 20210607 |