CN117063092A - 图像处理装置、图像处理系统以及图像处理方法 - Google Patents

图像处理装置、图像处理系统以及图像处理方法 Download PDF

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Publication number
CN117063092A
CN117063092A CN202280022840.0A CN202280022840A CN117063092A CN 117063092 A CN117063092 A CN 117063092A CN 202280022840 A CN202280022840 A CN 202280022840A CN 117063092 A CN117063092 A CN 117063092A
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CN
China
Prior art keywords
image
scatter
scattered
resolution
component
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Pending
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CN202280022840.0A
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English (en)
Chinese (zh)
Inventor
田岛英朗
赤松刚
山谷泰贺
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.)
Atox Co Ltd
National Institutes For Quantum Science and Technology
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Atox Co Ltd
National Institutes For Quantum Science and Technology
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Application filed by Atox Co Ltd, National Institutes For Quantum Science and Technology filed Critical Atox Co Ltd
Publication of CN117063092A publication Critical patent/CN117063092A/zh
Pending legal-status Critical Current

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    • 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
    • G01T1/167—Measuring radioactive content of objects, e.g. contamination
    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/501—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the head, e.g. neuroimaging or craniography
    • 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
    • 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
    • G01T1/2992—Radioisotope data or image processing not related to a particular imaging system; Off-line processing of pictures, e.g. rescanners
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/30—Image post-processing, e.g. metal artefact correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/452—Computed tomography involving suppression of scattered radiation or scatter correction

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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)
  • General Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Theoretical Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Neurology (AREA)
  • Neurosurgery (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Image Processing (AREA)
  • Nuclear Medicine (AREA)
CN202280022840.0A 2021-03-22 2022-03-22 图像处理装置、图像处理系统以及图像处理方法 Pending CN117063092A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021047690 2021-03-22
JP2021-047690 2021-03-22
PCT/JP2022/012938 WO2022202727A1 (ja) 2021-03-22 2022-03-22 画像処理装置、画像処理システム、および画像処理方法

Publications (1)

Publication Number Publication Date
CN117063092A true CN117063092A (zh) 2023-11-14

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CN202280022840.0A Pending CN117063092A (zh) 2021-03-22 2022-03-22 图像处理装置、图像处理系统以及图像处理方法

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Country Link
US (1) US12386087B2 (https=)
EP (1) EP4318048A4 (https=)
JP (1) JP7812523B2 (https=)
CN (1) CN117063092A (https=)
WO (1) WO2022202727A1 (https=)

Citations (7)

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Publication number Priority date Publication date Assignee Title
CN101023331A (zh) * 2004-06-30 2007-08-22 化学影像公司 生物细胞和其它对象的动态化学成像
JP2014137279A (ja) * 2013-01-17 2014-07-28 Hitachi Ltd 核医学診断装置
CN104335247A (zh) * 2012-05-21 2015-02-04 皇家飞利浦有限公司 在pet重建中的快速散射估计
CN106999135A (zh) * 2014-12-10 2017-08-01 皇家飞利浦有限公司 正电子发射计算机断层摄影中的使用平片和先前患者数据的fov外活性估计
JP2019032211A (ja) * 2017-08-07 2019-02-28 株式会社島津製作所 核医学診断装置
CN110660111A (zh) * 2019-09-18 2020-01-07 东软医疗系统股份有限公司 Pet散射校正及图像重建方法、装置及设备
CN111670462A (zh) * 2018-01-31 2020-09-15 皇家飞利浦有限公司 正电子发射断层摄影(pet)的散射校正

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US7312455B2 (en) * 2005-01-12 2007-12-25 The General Electric Company Method and system for scatter correction in a positron emission tomography system
US7397035B2 (en) 2005-10-14 2008-07-08 Siemens Medical Solutions Usa, Inc. Scatter correction for time-of-flight positron emission tomography data
US8265365B2 (en) * 2010-09-20 2012-09-11 Siemens Medical Solutions Usa, Inc. Time of flight scatter distribution estimation in positron emission tomography
CN109844815A (zh) * 2016-08-22 2019-06-04 皇家飞利浦有限公司 使用从不同迭代提取的特征图像进行基于特征的图像处理
US20180203140A1 (en) * 2017-01-18 2018-07-19 General Electric Company Methods and systems for adaptive scatter estimation
EP3594722A1 (en) 2017-03-09 2020-01-15 Shimadzu Corporation Scattering estimation method, scattering estimation program, and positron ct device having same installed thereon

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101023331A (zh) * 2004-06-30 2007-08-22 化学影像公司 生物细胞和其它对象的动态化学成像
CN104335247A (zh) * 2012-05-21 2015-02-04 皇家飞利浦有限公司 在pet重建中的快速散射估计
JP2014137279A (ja) * 2013-01-17 2014-07-28 Hitachi Ltd 核医学診断装置
CN106999135A (zh) * 2014-12-10 2017-08-01 皇家飞利浦有限公司 正电子发射计算机断层摄影中的使用平片和先前患者数据的fov外活性估计
JP2019032211A (ja) * 2017-08-07 2019-02-28 株式会社島津製作所 核医学診断装置
CN111670462A (zh) * 2018-01-31 2020-09-15 皇家飞利浦有限公司 正电子发射断层摄影(pet)的散射校正
CN110660111A (zh) * 2019-09-18 2020-01-07 东软医疗系统股份有限公司 Pet散射校正及图像重建方法、装置及设备

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
C.C. WATSON: "New, Faster, Image-Based Scatter Correction for 3D PET", IEEE, 31 December 1999 (1999-12-31) *
HIDEAKI TASHIMA ET.AL: "First prototyping of a dedicated PET system with the hemisphere detector arrangement", PHYSICS IN MEDICINE AND BIOLOGY, 31 December 2019 (2019-12-31) *

Also Published As

Publication number Publication date
JP7812523B2 (ja) 2026-02-10
EP4318048A1 (en) 2024-02-07
US12386087B2 (en) 2025-08-12
US20240168186A1 (en) 2024-05-23
JPWO2022202727A1 (https=) 2022-09-29
EP4318048A4 (en) 2025-02-26
WO2022202727A1 (ja) 2022-09-29

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