JP7384454B2 - 放射線位置検出器 - Google Patents

放射線位置検出器 Download PDF

Info

Publication number
JP7384454B2
JP7384454B2 JP2021530596A JP2021530596A JP7384454B2 JP 7384454 B2 JP7384454 B2 JP 7384454B2 JP 2021530596 A JP2021530596 A JP 2021530596A JP 2021530596 A JP2021530596 A JP 2021530596A JP 7384454 B2 JP7384454 B2 JP 7384454B2
Authority
JP
Japan
Prior art keywords
scintillator
unit
light
receiving element
array
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.)
Active
Application number
JP2021530596A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021006061A1 (https=
JPWO2021006061A5 (https=
Inventor
英治 吉田
泰賀 山谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICALSCIENCE AND TECHNOLOGY
Original Assignee
NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICALSCIENCE AND TECHNOLOGY
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICALSCIENCE AND TECHNOLOGY filed Critical NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICALSCIENCE AND TECHNOLOGY
Publication of JPWO2021006061A1 publication Critical patent/JPWO2021006061A1/ja
Publication of JPWO2021006061A5 publication Critical patent/JPWO2021006061A5/ja
Application granted granted Critical
Publication of JP7384454B2 publication Critical patent/JP7384454B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • G01T1/164—Scintigraphy
    • G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
    • G01T1/1644—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras using an array of optically separate scintillation elements permitting direct location of scintillations
    • 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
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • G01T1/164—Scintigraphy
    • G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
    • G01T1/1642—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras using a scintillation crystal and position sensing photodetector arrays, e.g. ANGER cameras
    • 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
    • G01T1/2002—Optical details, e.g. reflecting or diffusing layers
    • 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)

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine (AREA)
  • Measurement Of Radiation (AREA)
JP2021530596A 2019-07-08 2020-06-26 放射線位置検出器 Active JP7384454B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019126957 2019-07-08
JP2019126957 2019-07-08
PCT/JP2020/025134 WO2021006061A1 (ja) 2019-07-08 2020-06-26 放射線位置検出器

Publications (3)

Publication Number Publication Date
JPWO2021006061A1 JPWO2021006061A1 (https=) 2021-01-14
JPWO2021006061A5 JPWO2021006061A5 (https=) 2022-03-31
JP7384454B2 true JP7384454B2 (ja) 2023-11-21

Family

ID=74114712

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021530596A Active JP7384454B2 (ja) 2019-07-08 2020-06-26 放射線位置検出器

Country Status (4)

Country Link
US (1) US11982777B2 (https=)
EP (1) EP3998499A4 (https=)
JP (1) JP7384454B2 (https=)
WO (1) WO2021006061A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024111385A1 (ja) * 2022-11-24 2024-05-30 国立研究開発法人量子科学技術研究開発機構 シンチレータアレイ、放射線検出装置、及び陽電子放出断層撮影装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003240857A (ja) 2002-02-19 2003-08-27 Shimadzu Corp 放射線検出器
US20110192982A1 (en) 2010-02-01 2011-08-11 Siemens Medical Solutions Usa, Inc. System and Method for Providing Depth of Interaction Detection Using Positron Emission Tomography
US20150226862A1 (en) 2009-10-27 2015-08-13 University Of Washington Through Its Center For Commercialization Optical-interface patterning for radiation detector crystals
WO2017046928A1 (ja) 2015-09-17 2017-03-23 株式会社島津製作所 情報処理装置、放射線検出器、放射線撮影装置、およびプログラム

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3220239B2 (ja) * 1992-07-28 2001-10-22 浜松ホトニクス株式会社 放射線検出器
JP5011590B2 (ja) 2007-08-28 2012-08-29 独立行政法人放射線医学総合研究所 放射線位置検出器
JP5630756B2 (ja) * 2010-03-29 2014-11-26 独立行政法人放射線医学総合研究所 ３次元放射線位置検出器、及び、その検出位置特定方法
JP6145248B2 (ja) 2011-12-28 2017-06-07 学校法人早稲田大学 放射線検出器
JP2013246156A (ja) 2012-05-29 2013-12-09 Natl Inst Of Radiological Sciences ３次元放射線位置検出器
JP6344096B2 (ja) 2014-07-08 2018-06-20 株式会社島津製作所 放射線撮影装置
WO2016059557A1 (en) * 2014-10-17 2016-04-21 Koninklijke Philips N.V. Pet detector scintillator arrangement with light sharing and depth of interaction estimation
US10094937B2 (en) 2015-01-30 2018-10-09 Hamamatsu Photonics K.K. Radiation detector
US9753149B2 (en) 2015-01-30 2017-09-05 Hamamatsu Photonics K.K. Radiation detector
JP6704737B2 (ja) 2015-01-30 2020-06-03 浜松ホトニクス株式会社 放射線検出器
JP6726969B2 (ja) 2015-01-30 2020-07-22 浜松ホトニクス株式会社 放射線検出器
WO2016208295A1 (ja) * 2015-06-24 2016-12-29 株式会社島津製作所 放射線検出器およびそれを備えた放射線撮影装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003240857A (ja) 2002-02-19 2003-08-27 Shimadzu Corp 放射線検出器
US20150226862A1 (en) 2009-10-27 2015-08-13 University Of Washington Through Its Center For Commercialization Optical-interface patterning for radiation detector crystals
US20110192982A1 (en) 2010-02-01 2011-08-11 Siemens Medical Solutions Usa, Inc. System and Method for Providing Depth of Interaction Detection Using Positron Emission Tomography
WO2017046928A1 (ja) 2015-09-17 2017-03-23 株式会社島津製作所 情報処理装置、放射線検出器、放射線撮影装置、およびプログラム

Also Published As

Publication number Publication date
WO2021006061A1 (ja) 2021-01-14
JPWO2021006061A1 (https=) 2021-01-14
US20220357467A1 (en) 2022-11-10
US11982777B2 (en) 2024-05-14
EP3998499A1 (en) 2022-05-18
EP3998499A4 (en) 2023-06-14

Similar Documents

Publication Publication Date Title
US9335425B2 (en) Modelling of ToF-DOI detector arrays
RU2567400C2 (ru) Пикселированное детекторное устройство
JP5925452B2 (ja) ポジトロン放射断層撮影（ｐｅｔ）検出器モジュール、ポジトロン放射断層撮影（ｐｅｔ）スキャナシステム、光ファイバプレート及び核医学画像撮影検出器モジュール
JP5011590B2 (ja) 放射線位置検出器
JP2004532997A (ja) Ｐｅｔスキャナ
US8063377B2 (en) Crystal identification for high resolution nuclear imaging
US6710349B2 (en) Edge resolved dual scintillator gamma ray detection system and method
CN106461792B (zh) 在辐射粒子探测器中的闪烁事件定位
EP2428820A2 (en) Silicon photomultiplier and radiation detector
JP2013246156A (ja) ３次元放射線位置検出器
JP2020518805A5 (https=)
US11686864B2 (en) Scintillator array with high detective quantum efficiency
JP7384454B2 (ja) 放射線位置検出器
Xie et al. PET detectors based on multi-resolution SiPM arrays
Tashima et al. A proposed helmet-PET with a jaw detector enabling high-sensitivity brain imaging
US20170329021A1 (en) System and method for combining detector signals
JP6827316B2 (ja) 放射線位置検出方法、放射線位置検出器及びｐｅｔ装置
KR101587339B1 (ko) 양전자방출 단층촬영장치용 검출기 모듈 및 이를 이용한 양전자방출 단층촬영장치
Nishikido et al. Four-layer DOI PET detectors using a multi-pixel photon counter array and the light sharing method
JP5851733B2 (ja) Ｐｅｔ装置及び放射線検出器ユニット
Lee et al. MR Compatible Digital Three-Dimensional Readout Detector using a Convergence of Cross Point and Dual-Ended Readout Methods
Benlloch Baviera et al. Device for the detection of gamma rays with interaction depth and time-of-flight encoding
KR101897606B1 (ko) 대면적 센서와 소면적 센서를 양 면에 배치한 양전자방출단층영상장치(pet)용 검출기 및 검출방법
KR101717954B1 (ko) 감마/엑스선 융합 영상 검출 장치
JP5749582B2 (ja) Ｐｅｔ装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A821

Effective date: 20210928

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20211025

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20221228

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20231024

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231101

R150 Certificate of patent or registration of utility model

Ref document number: 7384454

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150