JP7041252B6 - デジタルポジトロン放出断層撮影における検出器ピクセルの性能変動への対処 - Google Patents

デジタルポジトロン放出断層撮影における検出器ピクセルの性能変動への対処 Download PDF

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JP7041252B6
JP7041252B6 JP2020516714A JP2020516714A JP7041252B6 JP 7041252 B6 JP7041252 B6 JP 7041252B6 JP 2020516714 A JP2020516714 A JP 2020516714A JP 2020516714 A JP2020516714 A JP 2020516714A JP 7041252 B6 JP7041252 B6 JP 7041252B6
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detector
pixel
pixel configuration
dead
pixels
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JP2020534539A5 (enExample
JP7041252B2 (ja
JP2020534539A (ja
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チュアンヨン バイ
アンドリー アンドレーエフ
スーシェン リン
ビン チャン
マイケル アレン ミラー
シユン ソング
ジンハン イエ
シェカール ドイヴェーディー
チーチャン フー
ユー‐ルング シェイ
イリア ブロードスキー
トーマス クリストファー ブルグリン
ヤン‐ミン ズー
ダグラス ビー マクナイト
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Koninklijke Philips NV
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T7/00—Details of radiation-measuring instruments
    • G01T7/005—Details of radiation-measuring instruments calibration techniques
    • 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]
    • A61B6/037—Emission tomography
    • 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
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/585—Calibration of detector units
    • 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)
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Theoretical Computer Science (AREA)
  • Nuclear Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2020516714A 2017-09-22 2018-09-12 デジタルポジトロン放出断層撮影における検出器ピクセルの性能変動への対処 Active JP7041252B6 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762561706P 2017-09-22 2017-09-22
US62/561,706 2017-09-22
PCT/EP2018/074546 WO2019057572A1 (en) 2017-09-22 2018-09-12 MANAGING DETECTOR PIXEL PERFORMANCE VARIATION IN DIGITAL POSITRON EMISSION TOMOGRAPHY

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JP2020534539A JP2020534539A (ja) 2020-11-26
JP2020534539A5 JP2020534539A5 (enExample) 2021-10-14
JP7041252B2 JP7041252B2 (ja) 2022-03-23
JP7041252B6 true JP7041252B6 (ja) 2022-05-31

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US (1) US11175418B2 (enExample)
EP (1) EP3685189B1 (enExample)
JP (1) JP7041252B6 (enExample)
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WO (1) WO2019057572A1 (enExample)

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CN110687585B (zh) * 2019-09-23 2021-05-11 上海联影医疗科技股份有限公司 获取晶体效率的方法、装置、计算机设备和存储介质
CN111624646B (zh) * 2020-06-11 2021-07-30 北京卫星环境工程研究所 多模块辐射探测器的重复事件甄别和处理方法
CN111728631A (zh) * 2020-07-30 2020-10-02 上海联影医疗科技有限公司 Pet系统探测数据修正方法、装置和计算机设备
KR102608895B1 (ko) * 2020-09-10 2023-11-30 신춘관 상하 수직류 순환에어방식의 부상여재의 컴팩트 소형화 여과장치 및 이를 이용한 최적화여재재생시스템
JP7768682B2 (ja) * 2021-03-04 2025-11-12 キヤノンメディカルシステムズ株式会社 Ｐｅｔ装置、方法及びプログラム
US20240151838A1 (en) * 2021-03-31 2024-05-09 Exo Imaging, Inc. Processing circuitry, system and method to test pixels in an ultrasonic imaging device
JP7636263B2 (ja) * 2021-05-13 2025-02-26 キヤノンメディカルシステムズ株式会社 ポジトロン放出断層撮影装置、方法及びプログラム
US12471877B2 (en) * 2022-06-07 2025-11-18 GE Precision Healthcare LLC Photon counting computed tomography (PCCT) detector sensor repair for increased sensor yield
US20240374232A1 (en) * 2023-05-12 2024-11-14 Canon Medical Systems Corporation Method for detecting and handling detector pixels with intermittent behavior for a small pixelated photon counting computed tomography (ct) system

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WO2007125691A1 (ja) 2006-04-28 2007-11-08 Hitachi Medical Corporation X線画像診断装置
JP2013081579A (ja) 2011-10-07 2013-05-09 Konica Minolta Medical & Graphic Inc 動態医用画像生成システム
JP2016001855A (ja) 2014-06-12 2016-01-07 キヤノン株式会社 画像処理装置および画像処理方法、画像処理システム

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WO2007125691A1 (ja) 2006-04-28 2007-11-08 Hitachi Medical Corporation X線画像診断装置
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JP7041252B2 (ja) 2022-03-23
JP2020534539A (ja) 2020-11-26
US11175418B2 (en) 2021-11-16
WO2019057572A1 (en) 2019-03-28
US20200301032A1 (en) 2020-09-24
CN111183371B (zh) 2024-02-13
EP3685189A1 (en) 2020-07-29
CN111183371A (zh) 2020-05-19
EP3685189B1 (en) 2024-09-04

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