JP6751143B2 - Ｘ線管の実効エネルギー・スペクトルを決定する装置 - Google Patents
Ｘ線管の実効エネルギー・スペクトルを決定する装置 Download PDFInfo
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- JP6751143B2 JP6751143B2 JP2018528713A JP2018528713A JP6751143B2 JP 6751143 B2 JP6751143 B2 JP 6751143B2 JP 2018528713 A JP2018528713 A JP 2018528713A JP 2018528713 A JP2018528713 A JP 2018528713A JP 6751143 B2 JP6751143 B2 JP 6751143B2
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Classifications
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- 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]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/48—Diagnostic techniques
- A61B6/482—Diagnostic techniques involving multiple energy imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/419—Imaging computed tomograph
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/423—Imaging multispectral imaging-multiple energy imaging
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15197709 | 2015-12-03 | ||
| EP15197709.7 | 2015-12-03 | ||
| PCT/EP2016/079646 WO2017093520A1 (en) | 2015-12-03 | 2016-12-02 | Apparatus for determining an effective energy spectrum of an x-ray tube |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019502436A JP2019502436A (ja) | 2019-01-31 |
| JP2019502436A5 JP2019502436A5 (enExample) | 2020-04-23 |
| JP6751143B2 true JP6751143B2 (ja) | 2020-09-02 |
Family
ID=54782546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018528713A Expired - Fee Related JP6751143B2 (ja) | 2015-12-03 | 2016-12-02 | Ｘ線管の実効エネルギー・スペクトルを決定する装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10648930B2 (enExample) |
| EP (1) | EP3384277B1 (enExample) |
| JP (1) | JP6751143B2 (enExample) |
| CN (1) | CN108603849B (enExample) |
| WO (1) | WO2017093520A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019072190A (ja) * | 2017-10-16 | 2019-05-16 | キヤノン株式会社 | 放射線撮影装置及びその動作方法、並びに、プログラム |
| WO2021034891A1 (en) * | 2019-08-19 | 2021-02-25 | Carestream Dental Llc | Geometric calibration marker detection in spectral tomosynthesis system |
| EP3838155A1 (en) * | 2019-12-19 | 2021-06-23 | Koninklijke Philips N.V. | Spectral ct kv ripple detection and correction method |
| CN114063138B (zh) * | 2021-11-16 | 2023-07-25 | 武汉联影生命科学仪器有限公司 | 扫描成像系统有效能量的测定方法、设备和扫描成像系统 |
| EP4199659A1 (en) * | 2021-12-14 | 2023-06-21 | Koninklijke Philips N.V. | Apparatus for determining an effective spectrum of an x-ray tube and high voltage generator for spectral x-ray imaging |
| JP2023181859A (ja) * | 2022-06-13 | 2023-12-25 | キヤノン株式会社 | 放射線撮像装置、情報処理装置、情報処理方法及びプログラム |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5042465B2 (ja) * | 2005-05-18 | 2012-10-03 | 株式会社日立メディコ | 放射線撮影装置、画像処理方法 |
| WO2007057841A2 (en) | 2005-11-18 | 2007-05-24 | Koninklijke Philips Electronics N.V. | Systems and methods using x-ray tube spectra for computed tomography applications |
| JP4670704B2 (ja) * | 2006-03-31 | 2011-04-13 | 株式会社日立製作所 | エネルギー較正方法，エネルギー関心領域の設定方法、放射線検出装置及び核医学診断装置 |
| WO2007114470A1 (ja) * | 2006-04-04 | 2007-10-11 | Hitachi Medical Corporation | Ｘ線ｃｔスキャンシミュレータ装置、ｘ線ｃｔ装置、及びｘ線ｃｔスキャンシミュレータプログラム |
| CN101074937B (zh) * | 2006-05-19 | 2010-09-08 | 清华大学 | 能谱调制装置、识别材料的方法和设备及图像处理方法 |
| WO2008072175A1 (en) * | 2006-12-15 | 2008-06-19 | Koninklijke Philips Electronics N.V. | Spectrally resolving x-ray imaging device |
| US8674313B2 (en) * | 2009-09-28 | 2014-03-18 | Shanghai iRay Technology Ltd. | X-ray image detection device |
| KR20110055870A (ko) | 2009-11-20 | 2011-05-26 | 삼성전자주식회사 | 엑스선 디텍터의 에너지 응답 특성을 추정하는 방법 및 장치 |
| JP4958052B2 (ja) * | 2010-02-24 | 2012-06-20 | 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 | 系統電力平準化装置および画像診断システム |
| US9299171B2 (en) | 2011-04-05 | 2016-03-29 | Koninklijke Philips N.V. | Adaptive calibration for tomographic imaging systems |
| US9619730B2 (en) * | 2012-06-29 | 2017-04-11 | Analogic Corporation | Estimating multi-energy data in a radiation imaging modality |
| DE102013200400A1 (de) * | 2012-09-24 | 2014-05-28 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Bestimmung der durch das zu untersuchende Objekt verursachten Abschwächung der Röntgenstrahlung |
| US9020092B2 (en) | 2013-02-19 | 2015-04-28 | Kabushiki Kaisha Toshiba | Apparatus and method for angular response calibration of photon-counting detectors in sparse spectral computed tomography imaging |
| CN105073010B (zh) * | 2013-04-04 | 2018-04-03 | 东芝医疗系统株式会社 | X射线计算机断层摄影装置 |
| WO2014205423A1 (en) | 2013-06-21 | 2014-12-24 | O.N.Diagnostics, LLC | Quantitative phantomless calibration of computed tomography scans |
| JP6215449B2 (ja) * | 2014-03-14 | 2017-10-18 | 株式会社日立製作所 | Ｘ線ｃｔ装置、及び処理装置 |
-
2016
- 2016-12-02 WO PCT/EP2016/079646 patent/WO2017093520A1/en not_active Ceased
- 2016-12-02 EP EP16805449.2A patent/EP3384277B1/en active Active
- 2016-12-02 JP JP2018528713A patent/JP6751143B2/ja not_active Expired - Fee Related
- 2016-12-02 CN CN201680080743.1A patent/CN108603849B/zh not_active Expired - Fee Related
- 2016-12-02 US US15/780,992 patent/US10648930B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108603849B (zh) | 2021-03-23 |
| WO2017093520A1 (en) | 2017-06-08 |
| EP3384277B1 (en) | 2022-09-14 |
| CN108603849A (zh) | 2018-09-28 |
| JP2019502436A (ja) | 2019-01-31 |
| US10648930B2 (en) | 2020-05-12 |
| EP3384277A1 (en) | 2018-10-10 |
| US20180328865A1 (en) | 2018-11-15 |
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