IL165310A - Ct detector having an optical mask layer - Google Patents
Ct detector having an optical mask layerInfo
- Publication number
- IL165310A IL165310A IL165310A IL16531004A IL165310A IL 165310 A IL165310 A IL 165310A IL 165310 A IL165310 A IL 165310A IL 16531004 A IL16531004 A IL 16531004A IL 165310 A IL165310 A IL 165310A
- Authority
- IL
- Israel
- Prior art keywords
- array
- mask
- scintillator
- talk
- scintillators
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims description 79
- 230000001413 cellular effect Effects 0.000 claims description 26
- 239000003112 inhibitor Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 11
- 238000005286 illumination Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 230000002745 absorbent Effects 0.000 claims description 4
- 239000002250 absorbent Substances 0.000 claims description 4
- 239000011358 absorbing material Substances 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000002591 computed tomography Methods 0.000 description 45
- 238000003491 array Methods 0.000 description 9
- 238000009792 diffusion process Methods 0.000 description 8
- 239000000969 carrier Substances 0.000 description 7
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 5
- 230000002238 attenuated effect Effects 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 238000000333 X-ray scattering Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000013170 computed tomography imaging Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/20—Measuring radiation intensity with scintillation detectors
- G01T1/2018—Scintillation-photodiode combinations
- G01T1/20183—Arrangements for preventing or correcting crosstalk, e.g. optical or electrical arrangements for correcting crosstalk
-
- 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
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
- A61B6/4233—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using matrix detectors
-
- 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
- A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
- A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
-
- 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
- A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
- A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
- A61B6/5282—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise due to scatter
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/20—Measuring radiation intensity with scintillation detectors
- G01T1/2018—Scintillation-photodiode combinations
- G01T1/20182—Modular detectors, e.g. tiled scintillators or tiled photodiodes
-
- 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
- A61B6/4291—Arrangements for detecting radiation specially adapted for radiation diagnosis the detector being combined with a grid or grating
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- High Energy & Nuclear Physics (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of Radiation (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52537703P | 2003-11-26 | 2003-11-26 | |
| US10/707,407 US7233640B2 (en) | 2003-11-26 | 2003-12-11 | CT detector having an optical mask layer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL165310A0 IL165310A0 (en) | 2006-01-15 |
| IL165310A true IL165310A (en) | 2009-06-15 |
Family
ID=34595277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL165310A IL165310A (en) | 2003-11-26 | 2004-11-19 | Ct detector having an optical mask layer |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7233640B2 (enExample) |
| JP (1) | JP4683906B2 (enExample) |
| CN (1) | CN100459937C (enExample) |
| IL (1) | IL165310A (enExample) |
Families Citing this family (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7963695B2 (en) | 2002-07-23 | 2011-06-21 | Rapiscan Systems, Inc. | Rotatable boom cargo scanning system |
| US8275091B2 (en) | 2002-07-23 | 2012-09-25 | Rapiscan Systems, Inc. | Compact mobile cargo scanning system |
| US8243876B2 (en) | 2003-04-25 | 2012-08-14 | Rapiscan Systems, Inc. | X-ray scanners |
| GB0309379D0 (en) | 2003-04-25 | 2003-06-04 | Cxr Ltd | X-ray scanning |
| US8223919B2 (en) | 2003-04-25 | 2012-07-17 | Rapiscan Systems, Inc. | X-ray tomographic inspection systems for the identification of specific target items |
| US8804899B2 (en) | 2003-04-25 | 2014-08-12 | Rapiscan Systems, Inc. | Imaging, data acquisition, data transmission, and data distribution methods and systems for high data rate tomographic X-ray scanners |
| US8837669B2 (en) | 2003-04-25 | 2014-09-16 | Rapiscan Systems, Inc. | X-ray scanning system |
| US8451974B2 (en) | 2003-04-25 | 2013-05-28 | Rapiscan Systems, Inc. | X-ray tomographic inspection system for the identification of specific target items |
| US7949101B2 (en) | 2005-12-16 | 2011-05-24 | Rapiscan Systems, Inc. | X-ray scanners and X-ray sources therefor |
| GB0525593D0 (en) | 2005-12-16 | 2006-01-25 | Cxr Ltd | X-ray tomography inspection systems |
| US9113839B2 (en) | 2003-04-25 | 2015-08-25 | Rapiscon Systems, Inc. | X-ray inspection system and method |
| GB0309385D0 (en) * | 2003-04-25 | 2003-06-04 | Cxr Ltd | X-ray monitoring |
| US6928141B2 (en) | 2003-06-20 | 2005-08-09 | Rapiscan, Inc. | Relocatable X-ray imaging system and method for inspecting commercial vehicles and cargo containers |
| WO2005006986A1 (en) * | 2003-07-22 | 2005-01-27 | Koninklijke Philips Electronics N.V. | Radiation mask for two dimensional ct detector |
| US7471764B2 (en) | 2005-04-15 | 2008-12-30 | Rapiscan Security Products, Inc. | X-ray imaging system having improved weather resistance |
| US7869559B2 (en) * | 2006-10-19 | 2011-01-11 | General Electric Company | X-ray detector methods and apparatus |
| WO2008093275A2 (en) * | 2007-02-01 | 2008-08-07 | Koninklijke Philips Electronics N.V. | Event sharing restoration for photon counting detectors |
| US8350218B2 (en) * | 2007-03-05 | 2013-01-08 | Koninklijke Philips Electronics N.V. | Light detection in a pixelated pet detector |
| US7620143B2 (en) * | 2007-06-16 | 2009-11-17 | General Electric Company | Detector array and system |
| WO2009046139A1 (en) * | 2007-10-01 | 2009-04-09 | California Institute Of Technology | Tomographic imaging with a stripe-like shaped sensor |
| JP5150283B2 (ja) | 2008-01-30 | 2013-02-20 | 浜松ホトニクス株式会社 | 固体撮像装置 |
| GB0803641D0 (en) | 2008-02-28 | 2008-04-02 | Rapiscan Security Products Inc | Scanning systems |
| GB0803644D0 (en) | 2008-02-28 | 2008-04-02 | Rapiscan Security Products Inc | Scanning systems |
| GB0809110D0 (en) | 2008-05-20 | 2008-06-25 | Rapiscan Security Products Inc | Gantry scanner systems |
| DE102008032480A1 (de) * | 2008-07-10 | 2010-01-14 | Siemens Aktiengesellschaft | Detektionseinrichtung |
| US8248601B2 (en) * | 2008-09-12 | 2012-08-21 | Siemens Medical Solutions Usa, Inc. | Optical mask for detector optimization |
| US8610079B2 (en) * | 2009-12-28 | 2013-12-17 | General Electric Company | Robust radiation detector and method of forming the same |
| US20110211667A1 (en) * | 2010-02-26 | 2011-09-01 | Abdelaziz Ikhlef | De-populated detector for computed tomography and method of making same |
| US8204171B2 (en) | 2010-10-11 | 2012-06-19 | General Electric Company | Multi-faceted tileable detector for volumetric computed tomography imaging |
| US8548119B2 (en) | 2011-01-13 | 2013-10-01 | General Electric Company | Multi-slice CT detector with tileable packaging structure |
| US9218933B2 (en) | 2011-06-09 | 2015-12-22 | Rapidscan Systems, Inc. | Low-dose radiographic imaging system |
| US9168008B2 (en) | 2011-11-03 | 2015-10-27 | General Electric Company | Coarse segmented detector architecture and method of making same |
| US8917812B2 (en) | 2011-12-09 | 2014-12-23 | General Electric Company | Variable pitch collimator and method of making same |
| JP5444444B2 (ja) * | 2012-12-03 | 2014-03-19 | 浜松ホトニクス株式会社 | 固体撮像装置 |
| BR112014013226B1 (pt) | 2013-01-31 | 2021-08-24 | Rapiscan Systems, Inc | Sistema de inspeção de segurança portátil e método de implantação do mesmo |
| JP6079284B2 (ja) * | 2013-02-08 | 2017-02-15 | 株式会社島津製作所 | 放射線検出器および放射線検出器の製造方法 |
| WO2015028042A1 (en) * | 2013-08-26 | 2015-03-05 | Teledyne Dalsa B.V. | A radiation detector and a method thereof |
| US9519069B2 (en) * | 2013-09-06 | 2016-12-13 | General Electric Company | Precision self-aligning CT detector sensors |
| EP3254140A1 (en) | 2015-02-05 | 2017-12-13 | Teledyne Dalsa B.V. | A radiation detector and a method thereof |
| US10473796B2 (en) | 2018-02-07 | 2019-11-12 | FMI Medical Systems Co., Ltd. | Scintillating array with alignment features |
| EP3762744B1 (en) * | 2018-03-05 | 2023-09-27 | Koninklijke Philips N.V. | Versatile pet detector |
| US10531848B2 (en) | 2018-05-16 | 2020-01-14 | FMI Medical Systems Co., Ltd. | Packaging for CT detector |
| EP3709360A1 (en) * | 2019-03-13 | 2020-09-16 | Koninklijke Philips N.V. | Photodetector for imaging applications |
| CN110504278A (zh) * | 2019-08-28 | 2019-11-26 | 无锡中微晶园电子有限公司 | 一种防串流光敏二极管芯片及其制造方法 |
| US12181422B2 (en) | 2019-09-16 | 2024-12-31 | Rapiscan Holdings, Inc. | Probabilistic image analysis |
| CN112230709B (zh) * | 2020-10-16 | 2023-12-12 | 南京大学 | 一种可实现高精度光输入的光电计算装置及校准方法 |
| CN117814828B (zh) * | 2024-03-04 | 2024-06-21 | 赛诺威盛科技(北京)股份有限公司 | 探测器串扰确定方法、装置和设备 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2720159B2 (ja) * | 1988-01-27 | 1998-02-25 | 株式会社日立メディコ | 多素子放射線検出器及びその製造方法 |
| US4982096A (en) * | 1988-01-06 | 1991-01-01 | Hitachi Medical Corporation | Multi-element radiation detector |
| FR2628562A1 (fr) * | 1988-03-11 | 1989-09-15 | Thomson Csf | Dispositif d'imagerie a structure matricielle |
| US5682411A (en) * | 1993-06-16 | 1997-10-28 | St. John Innovation Centre | Imaging system |
| US5430298A (en) * | 1994-06-21 | 1995-07-04 | General Electric Company | CT array with improved photosensor linearity and reduced crosstalk |
| JP3339285B2 (ja) * | 1996-02-02 | 2002-10-28 | 松下電器産業株式会社 | Ｘ線撮像装置 |
| US6534773B1 (en) * | 1998-11-09 | 2003-03-18 | Photon Imaging, Inc. | Radiation imaging detector and method of fabrication |
| US6553092B1 (en) * | 2000-03-07 | 2003-04-22 | Koninklijke Philips Electronics, N.V. | Multi-layer x-ray detector for diagnostic imaging |
| JP2002168956A (ja) * | 2000-08-31 | 2002-06-14 | Ge Medical Systems Global Technology Co Llc | マルチ検出器およびｘ線ｃｔ装置 |
| US6480562B2 (en) * | 2000-12-05 | 2002-11-12 | Ge Medical Systems Global Technology Company, Llc | Apparatus and method of converting electromagnetic energy directly to electrons for computed tomography imaging |
| US6473486B2 (en) * | 2000-12-05 | 2002-10-29 | Ge Medical Systems Global Technology Co., Llc | System and method of computed tomography imaging using a focused scintillator and method of manufacturing |
| US6498828B2 (en) * | 2000-12-15 | 2002-12-24 | General Electric Company | System and method of computer tomography imaging using a cerium doped lutetium orthosilicate scintillator |
| US6480563B2 (en) * | 2000-12-19 | 2002-11-12 | Ge Medical Systems Global Technology Co., Llc | System and method of aligning scintillator crystalline structures for computed tomography imaging |
| JP4482253B2 (ja) * | 2001-09-12 | 2010-06-16 | 浜松ホトニクス株式会社 | ホトダイオードアレイ、固体撮像装置、及び、放射線検出器 |
| JP2003086827A (ja) * | 2001-09-12 | 2003-03-20 | Hamamatsu Photonics Kk | ホトダイオードアレイ、固体撮像装置、及び、放射線検出器 |
| DE10151568A1 (de) * | 2001-10-23 | 2003-05-08 | Siemens Ag | Verfahren zum Aufbringen eines Streustrahlenrasters auf einen Röntgendetektor |
| US6654443B1 (en) * | 2002-02-25 | 2003-11-25 | Ge Medical Systems Global Technology Co., Llc | Thermal sensing detector cell for a computed tomography system and method of manufacturing same |
| JP2003014850A (ja) * | 2002-06-13 | 2003-01-15 | Matsushita Electric Ind Co Ltd | シンチレータユニットおよびシンチレータユニットの製造方法 |
-
2003
- 2003-12-11 US US10/707,407 patent/US7233640B2/en not_active Expired - Fee Related
-
2004
- 2004-11-19 IL IL165310A patent/IL165310A/en not_active IP Right Cessation
- 2004-11-26 JP JP2004342625A patent/JP4683906B2/ja not_active Expired - Fee Related
- 2004-11-26 CN CNB2004100958318A patent/CN100459937C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP4683906B2 (ja) | 2011-05-18 |
| CN1644166A (zh) | 2005-07-27 |
| US20050111612A1 (en) | 2005-05-26 |
| IL165310A0 (en) | 2006-01-15 |
| JP2005156566A (ja) | 2005-06-16 |
| CN100459937C (zh) | 2009-02-11 |
| US7233640B2 (en) | 2007-06-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Patent granted | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| MM9K | Patent not in force due to non-payment of renewal fees |