RU2699280C2 - Сократитель рентгеновского потока для детектора подсчета фотонов - Google Patents
Сократитель рентгеновского потока для детектора подсчета фотонов Download PDFInfo
- Publication number
- RU2699280C2 RU2699280C2 RU2017121289A RU2017121289A RU2699280C2 RU 2699280 C2 RU2699280 C2 RU 2699280C2 RU 2017121289 A RU2017121289 A RU 2017121289A RU 2017121289 A RU2017121289 A RU 2017121289A RU 2699280 C2 RU2699280 C2 RU 2699280C2
- Authority
- RU
- Russia
- Prior art keywords
- radiation
- radiation source
- flow
- filtration device
- flow filtration
- Prior art date
Links
- 230000004907 flux Effects 0.000 title claims description 14
- 230000005855 radiation Effects 0.000 claims abstract description 132
- 238000001914 filtration Methods 0.000 claims abstract description 103
- 238000003384 imaging method Methods 0.000 claims abstract description 31
- 238000012800 visualization Methods 0.000 claims abstract description 13
- 239000011159 matrix material Substances 0.000 claims abstract description 12
- 230000007423 decrease Effects 0.000 claims abstract description 4
- 238000011160 research Methods 0.000 claims abstract description 4
- 238000007794 visualization technique Methods 0.000 claims abstract 2
- 239000000463 material Substances 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 229920002313 fluoropolymer Polymers 0.000 claims description 2
- 239000004811 fluoropolymer Substances 0.000 claims description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 2
- 238000011835 investigation Methods 0.000 abstract 3
- 239000003814 drug Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 14
- 238000010521 absorption reaction Methods 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000002591 computed tomography Methods 0.000 description 6
- 210000003414 extremity Anatomy 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 230000003313 weakening effect Effects 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 241001417495 Serranidae Species 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910004613 CdTe Inorganic materials 0.000 description 1
- 229910004611 CdZnTe Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- A61B6/06—Diaphragms
-
- 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
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
- A61B6/035—Mechanical aspects of 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
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0407—Supports, e.g. tables or beds, for the body or parts of the body
-
- 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
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
- A61B6/4241—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- High Energy & Nuclear Physics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462082184P | 2014-11-20 | 2014-11-20 | |
| US62/082,184 | 2014-11-20 | ||
| PCT/IB2015/058691 WO2016079638A1 (en) | 2014-11-20 | 2015-11-11 | An x-ray flux reducer for a photon counting detector |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| RU2017121289A RU2017121289A (ru) | 2018-12-20 |
| RU2017121289A3 RU2017121289A3 (enExample) | 2019-03-27 |
| RU2699280C2 true RU2699280C2 (ru) | 2019-09-04 |
Family
ID=54695804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2017121289A RU2699280C2 (ru) | 2014-11-20 | 2015-11-11 | Сократитель рентгеновского потока для детектора подсчета фотонов |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10959688B2 (enExample) |
| EP (1) | EP3220827B1 (enExample) |
| JP (1) | JP7065611B6 (enExample) |
| CN (1) | CN107072620B (enExample) |
| RU (1) | RU2699280C2 (enExample) |
| WO (1) | WO2016079638A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2790574C1 (ru) * | 2022-03-21 | 2023-02-27 | Общество с ограниченной ответственностью "Корпорация Уралтехнострой" | Рентгеновский фильтр |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021504037A (ja) * | 2017-11-28 | 2021-02-15 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 回転スペクトルフィルタを使用するスペクトルイメージング |
| US10555708B2 (en) * | 2018-06-07 | 2020-02-11 | Norad Designs LLC | Head and neck radiation shield structure |
| US11432780B2 (en) | 2018-09-20 | 2022-09-06 | Egg Medical, Inc. | Sled-table for radiographic imaging and medical device integration |
| US11644587B2 (en) | 2021-01-20 | 2023-05-09 | Canon Medical Systems Corporation | Pixel summing scheme and methods for material decomposition calibration in a full size photon counting computed tomography system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050089137A1 (en) * | 2003-10-27 | 2005-04-28 | Toth Thomas L. | System and method of collecting imaging subject positioning information for x-ray flux control |
| US20080075224A1 (en) * | 2004-03-25 | 2008-03-27 | Worldwide Innovations & Technologies, Inc. | Radiation attenuation system |
| CN201088591Y (zh) * | 2007-10-15 | 2008-07-23 | 尚汝斌 | 一种做ct检查防辐射装置 |
| RU2007148223A (ru) * | 2005-06-06 | 2009-11-27 | Байер Шеринг Фарма Акциенгезельшафт (DE) | Рентгеновская установка для формирования изображения исследуемого объекта и ее применение |
| WO2013132361A2 (en) * | 2012-03-07 | 2013-09-12 | Koninklijke Philips N.V. | X-ray beam shaper. |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3715587A (en) | 1970-10-26 | 1973-02-06 | Norland Corp | Limb holder positioner for bone mineral analyzer |
| JPS52100991A (en) * | 1976-02-20 | 1977-08-24 | Hitachi Medical Corp | Xxray sectional checker |
| NL8304398A (nl) | 1983-12-22 | 1985-07-16 | Philips Nv | Roentgenonderzoekapparaat met selectief filter. |
| FR2561516B1 (fr) * | 1984-03-20 | 1988-03-04 | Thomson Cgr | Installation de radiologie a filtre compensateur |
| JPS61106204A (ja) * | 1984-10-31 | 1986-05-24 | Fuji Eng:Kk | 型づけ合板の成形方法 |
| JPS61106204U (enExample) * | 1984-10-31 | 1986-07-05 | ||
| JPH09329699A (ja) * | 1996-06-06 | 1997-12-22 | Sumitomo Rubber Ind Ltd | X線撮影用補償フィルター |
| IL120097A0 (en) | 1997-01-29 | 1997-04-15 | Elscint Ltd | Variable current CT scanning |
| US6836535B2 (en) * | 2002-04-22 | 2004-12-28 | General Electric Company | Method and apparatus of modulating the filtering of radiation during radiographic imaging |
| US6744846B2 (en) | 2002-09-26 | 2004-06-01 | Siemens Aktiengesellschaft | Method and apparatus for automatic exposure control in CT scanning |
| US7426255B2 (en) * | 2003-02-14 | 2008-09-16 | Hitachi Medical Corporation | X-ray CT device |
| JP4509493B2 (ja) | 2003-04-25 | 2010-07-21 | 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画像撮影方法およびx線ct装置 |
| DE602004024682D1 (de) * | 2003-07-15 | 2010-01-28 | Koninkl Philips Electronics Nv | Ung |
| WO2005099577A1 (en) | 2004-04-13 | 2005-10-27 | Koninklijke Philips Electronics, N.V. | Dynamic dose control for computed tomography |
| JP2006158690A (ja) | 2004-12-08 | 2006-06-22 | Ge Medical Systems Global Technology Co Llc | 放射線ct装置及び放射線ct装置の放射線制御方法 |
| DE102005014853A1 (de) * | 2005-03-30 | 2006-10-12 | Siemens Ag | Tomographiegerät zur schnellen Volumenabtastung eines Untersuchungsbereichs und Verfahren zur schnellen Volumenabtastung des Untersuchungsbereichs mit einem solchen Tomographiegerät |
| JP5523726B2 (ja) | 2008-04-04 | 2014-06-18 | 株式会社東芝 | X線ct装置 |
| JP5715052B2 (ja) * | 2008-06-30 | 2015-05-07 | コーニンクレッカ フィリップス エヌ ヴェ | 画像化システム及び画像化方法 |
| EP2385793B1 (en) * | 2009-01-12 | 2018-09-19 | Koninklijke Philips N.V. | Method and apparatus to filter x-ray beams generated using a ct apparatus with displaced geometry |
| CN103124520B (zh) * | 2010-09-30 | 2016-07-13 | 皇家飞利浦电子股份有限公司 | 用于计算机断层摄影(ct)的动态滤波器 |
| WO2012077027A1 (en) * | 2010-12-09 | 2012-06-14 | Koninklijke Philips Electronics N.V. | Post-patient dynamic filter for computed tomography (ct) |
| JP2013236685A (ja) | 2012-05-11 | 2013-11-28 | Toshiba Corp | X線ct装置 |
| DE102012217301B4 (de) | 2012-09-25 | 2021-10-14 | Bayer Pharma Aktiengesellschaft | Kombination aus Kontrastmittel und Mammographie-CT-System mit vorgegebenem Energiebereich und Verfahren zur Erzeugung tomographischer Mammographie-CT-Aufnahmen durch diese Kombination |
| JP5784090B2 (ja) | 2013-09-30 | 2015-09-24 | 株式会社東芝 | X線ct装置 |
-
2015
- 2015-11-11 EP EP15798245.5A patent/EP3220827B1/en active Active
- 2015-11-11 WO PCT/IB2015/058691 patent/WO2016079638A1/en not_active Ceased
- 2015-11-11 US US15/525,079 patent/US10959688B2/en active Active
- 2015-11-11 RU RU2017121289A patent/RU2699280C2/ru active
- 2015-11-11 CN CN201580062900.1A patent/CN107072620B/zh active Active
- 2015-11-11 JP JP2017525971A patent/JP7065611B6/ja active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050089137A1 (en) * | 2003-10-27 | 2005-04-28 | Toth Thomas L. | System and method of collecting imaging subject positioning information for x-ray flux control |
| US20080075224A1 (en) * | 2004-03-25 | 2008-03-27 | Worldwide Innovations & Technologies, Inc. | Radiation attenuation system |
| RU2007148223A (ru) * | 2005-06-06 | 2009-11-27 | Байер Шеринг Фарма Акциенгезельшафт (DE) | Рентгеновская установка для формирования изображения исследуемого объекта и ее применение |
| CN201088591Y (zh) * | 2007-10-15 | 2008-07-23 | 尚汝斌 | 一种做ct检查防辐射装置 |
| WO2013132361A2 (en) * | 2012-03-07 | 2013-09-12 | Koninklijke Philips N.V. | X-ray beam shaper. |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2790574C1 (ru) * | 2022-03-21 | 2023-02-27 | Общество с ограниченной ответственностью "Корпорация Уралтехнострой" | Рентгеновский фильтр |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107072620A (zh) | 2017-08-18 |
| US10959688B2 (en) | 2021-03-30 |
| JP7065611B6 (ja) | 2022-06-06 |
| EP3220827B1 (en) | 2020-01-15 |
| EP3220827A1 (en) | 2017-09-27 |
| JP2017538470A (ja) | 2017-12-28 |
| JP7065611B2 (ja) | 2022-05-12 |
| CN107072620B (zh) | 2023-04-25 |
| US20170332984A1 (en) | 2017-11-23 |
| RU2017121289A3 (enExample) | 2019-03-27 |
| RU2017121289A (ru) | 2018-12-20 |
| WO2016079638A1 (en) | 2016-05-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9836859B2 (en) | Wide X-ray spectrum photon counting computed tomography | |
| CN105615911B (zh) | 用于固定的数字化胸部断层融合成像的系统及相关方法 | |
| JP6195852B2 (ja) | X線ビーム整形器 | |
| JP5920912B2 (ja) | X線コンピュータトモグラフィを用いた動的関心領域コリメーション・イメージング用のシステム及び、その作動方法 | |
| JP6456637B2 (ja) | X線ct装置 | |
| CN103829960B (zh) | 辐射成像设备、计算机断层扫描设备及其辐射成像方法 | |
| CN107530036B (zh) | 用于放射成像的装置、系统和方法 | |
| JP5905694B2 (ja) | 広いカバー範囲及び低線量での心ct撮像のための動的コリメータを備えた計算機式断層写真法スキャナ | |
| CN103919608B (zh) | 来自螺旋重建的定位片 | |
| CN204351851U (zh) | X射线滤波器和x射线设备 | |
| CN101854863A (zh) | 用于改进3d x射线成像的图像质量的可移动楔 | |
| RU2699280C2 (ru) | Сократитель рентгеновского потока для детектора подсчета фотонов | |
| US9265471B2 (en) | Determination of a multi-energy image | |
| CN106572823B (zh) | 投影数据采集装置 | |
| JP2022179701A (ja) | X線コンピュータ断層撮影装置 | |
| US9952164B2 (en) | Photon-counting CT-system with reduced detector counting-rate requirements | |
| WO2006069709A1 (en) | Method and device for collimating an energy input beam | |
| US20180333127A1 (en) | X-ray ct scanning apparatus and scanning method thereof | |
| JP2019058488A (ja) | X線ct装置 | |
| JP7158941B2 (ja) | X線コンピュータ断層撮影装置 | |
| KR101501101B1 (ko) | 방사선 촬영 장치, 컴퓨터 단층 촬영 장치 및 방사선 촬영 방법 | |
| KR20140055948A (ko) | 방사선 촬영 장치 및 영상 복원 방법 | |
| Cao et al. | Respiratory-gated micro-CT using a carbon nanotube based micro-focus field emission X-ray source | |
| CN105338904B (zh) | 成像装置 | |
| JP7224880B2 (ja) | X線撮影装置 |