CN110998662A - 成像系统扩展视场 - Google Patents

成像系统扩展视场 Download PDF

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Publication number
CN110998662A
CN110998662A CN201880052806.1A CN201880052806A CN110998662A CN 110998662 A CN110998662 A CN 110998662A CN 201880052806 A CN201880052806 A CN 201880052806A CN 110998662 A CN110998662 A CN 110998662A
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China
Prior art keywords
view
views
sinogram
truncated
field
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Pending
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CN201880052806.1A
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English (en)
Chinese (zh)
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K·M·布朗
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Koninklijke Philips NV
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Koninklijke Philips NV
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Publication of CN110998662A publication Critical patent/CN110998662A/zh
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    • 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
    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/432—Truncation

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
CN201880052806.1A 2017-08-15 2018-08-08 成像系统扩展视场 Pending CN110998662A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762545520P 2017-08-15 2017-08-15
US62/545,520 2017-08-15
PCT/EP2018/071440 WO2019034486A1 (en) 2017-08-15 2018-08-08 EXTENDED FIELD IMAGING SYSTEM

Publications (1)

Publication Number Publication Date
CN110998662A true CN110998662A (zh) 2020-04-10

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Family Applications (1)

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CN201880052806.1A Pending CN110998662A (zh) 2017-08-15 2018-08-08 成像系统扩展视场

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US (1) US11238625B2 (enExample)
EP (1) EP3669328A1 (enExample)
JP (1) JP2020531083A (enExample)
CN (1) CN110998662A (enExample)
WO (1) WO2019034486A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111631741A (zh) * 2020-05-29 2020-09-08 上海联影医疗科技有限公司 图像截断伪影校正方法、装置、设备和存储介质
CN112598760A (zh) * 2020-12-18 2021-04-02 上海联影医疗科技股份有限公司 一种图像截断伪影校正方法和系统

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10969771B2 (en) * 2019-06-12 2021-04-06 Edison Welding Institute, Inc. Computed tomography for non-destructive evaluation of manufactured parts
US11393100B2 (en) 2020-08-07 2022-07-19 Adobe Inc. Automatically generating a trimap segmentation for a digital image by utilizing a trimap generation neural network
US11651477B2 (en) * 2020-08-07 2023-05-16 Adobe Inc. Generating an image mask for a digital image by utilizing a multi-branch masking pipeline with neural networks

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7515676B2 (en) * 2006-04-28 2009-04-07 Kabushiki Kaisha Toshiba Method, apparatus, and computer program product for sinogram completion
US20110096968A1 (en) * 2009-10-23 2011-04-28 Analogic Corporation Extension of the field of view of a computed tomography system in the presence of interfering objects
CN102110288A (zh) * 2011-02-14 2011-06-29 东南大学 一种ct图像的投影弦图修补方法
CN104751502A (zh) * 2015-04-17 2015-07-01 北京锐视康科技发展有限公司 一种用于扩大视野的ct图像重建方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105761226B (zh) 2016-02-24 2018-05-18 赛诺威盛科技（北京）有限公司 一种超视野ct扫描图像的补偿重建方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7515676B2 (en) * 2006-04-28 2009-04-07 Kabushiki Kaisha Toshiba Method, apparatus, and computer program product for sinogram completion
US20110096968A1 (en) * 2009-10-23 2011-04-28 Analogic Corporation Extension of the field of view of a computed tomography system in the presence of interfering objects
CN102110288A (zh) * 2011-02-14 2011-06-29 东南大学 一种ct图像的投影弦图修补方法
CN104751502A (zh) * 2015-04-17 2015-07-01 北京锐视康科技发展有限公司 一种用于扩大视野的ct图像重建方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
傅健 等: ""X射线显微镜纳米CT旋转中心随机偏移的校正"" *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111631741A (zh) * 2020-05-29 2020-09-08 上海联影医疗科技有限公司 图像截断伪影校正方法、装置、设备和存储介质
CN111631741B (zh) * 2020-05-29 2023-06-06 上海联影医疗科技股份有限公司 图像截断伪影校正方法、装置、设备和存储介质
CN112598760A (zh) * 2020-12-18 2021-04-02 上海联影医疗科技股份有限公司 一种图像截断伪影校正方法和系统
CN112598760B (zh) * 2020-12-18 2023-07-04 上海联影医疗科技股份有限公司 一种图像截断伪影校正方法和系统

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Publication number Publication date
WO2019034486A1 (en) 2019-02-21
US11238625B2 (en) 2022-02-01
JP2020531083A (ja) 2020-11-05
US20200175730A1 (en) 2020-06-04
EP3669328A1 (en) 2020-06-24

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Application publication date: 20200410