CN108542412A - 图像重建方法和pet设备 - Google Patents
图像重建方法和pet设备 Download PDFInfo
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- CN108542412A CN108542412A CN201810362644.3A CN201810362644A CN108542412A CN 108542412 A CN108542412 A CN 108542412A CN 201810362644 A CN201810362644 A CN 201810362644A CN 108542412 A CN108542412 A CN 108542412A
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000013078 crystal Substances 0.000 claims abstract description 316
- 230000004044 response Effects 0.000 claims description 13
- 238000010586 diagram Methods 0.000 description 8
- 239000007787 solid Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000002285 radioactive effect Effects 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000002902 bimodal effect Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000002591 computed tomography Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010365 information processing Effects 0.000 description 2
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- 239000000686 essence Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
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- 238000001727 in vivo Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/003—Reconstruction from projections, e.g. tomography
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- 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
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- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/40—Image enhancement or restoration using histogram techniques
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10072—Tomographic images
- G06T2207/10104—Positron emission tomography [PET]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
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- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- High Energy & Nuclear Physics (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
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- Nuclear Medicine (AREA)
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Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US15/960,923 US10719960B2 (en) | 2017-04-24 | 2018-04-24 | Reconstructing image |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710270179.6A CN107137101A (zh) | 2017-04-24 | 2017-04-24 | 一种时间校准方法和装置 |
CN2017102701796 | 2017-04-24 |
Publications (2)
Publication Number | Publication Date |
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CN108542412A true CN108542412A (zh) | 2018-09-18 |
CN108542412B CN108542412B (zh) | 2021-11-09 |
Family
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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CN201710270179.6A Pending CN107137101A (zh) | 2017-04-24 | 2017-04-24 | 一种时间校准方法和装置 |
CN201810362644.3A Active CN108542412B (zh) | 2017-04-24 | 2018-04-20 | 图像重建方法和pet设备 |
Family Applications Before (1)
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CN201710270179.6A Pending CN107137101A (zh) | 2017-04-24 | 2017-04-24 | 一种时间校准方法和装置 |
Country Status (2)
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US (1) | US10719960B2 (zh) |
CN (2) | CN107137101A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110584698A (zh) * | 2019-09-23 | 2019-12-20 | 上海联影医疗科技有限公司 | 探测器质量控制效验方法、装置、计算机设备和存储介质 |
CN111012372A (zh) * | 2019-12-20 | 2020-04-17 | 东软医疗系统股份有限公司 | 确定飞行时间的方法、装置、介质及正电子断层扫描仪 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107137101A (zh) * | 2017-04-24 | 2017-09-08 | 沈阳东软医疗系统有限公司 | 一种时间校准方法和装置 |
CN108703769B (zh) * | 2018-06-14 | 2021-11-23 | 上海联影医疗科技股份有限公司 | Tof数据的校正方法、装置、系统和计算机可读存储介质 |
CN109124672B (zh) * | 2018-10-19 | 2021-08-17 | 上海联影医疗科技股份有限公司 | 随机符合事件的校正方法、装置、设备和存储介质 |
CN110301927B (zh) * | 2019-07-04 | 2023-05-30 | 沈阳智核医疗科技有限公司 | 确定晶体固有效率的方法、装置、存储介质及医疗设备 |
CN113116371B (zh) * | 2019-12-30 | 2024-04-19 | 佳能医疗系统株式会社 | Pet装置及校准方法 |
CN111493915B (zh) * | 2020-04-20 | 2021-02-02 | 明峰医疗系统股份有限公司 | 一种用于pet的时间校正方法 |
CN112932515B (zh) * | 2021-01-29 | 2022-06-21 | 明峰医疗系统股份有限公司 | 一种用于tof-pet的时间校正方法 |
CN112807009A (zh) * | 2021-02-02 | 2021-05-18 | 上海联影医疗科技股份有限公司 | 放射源摆位方法、系统、设备、电子装置和存储介质 |
CN112998735B (zh) * | 2021-02-26 | 2022-09-02 | 中派科技(深圳)有限责任公司 | 一种扫描装置重建图像的系统和方法 |
CN112998737B (zh) * | 2021-02-26 | 2022-08-30 | 中派科技(深圳)有限责任公司 | 一种扫描装置的时间偏移校正系统及其时间偏移校正方法 |
CN113100796A (zh) * | 2021-04-15 | 2021-07-13 | 上海联影医疗科技股份有限公司 | Pet系统校正方法、装置、电子装置和存储介质 |
CN113425320B (zh) * | 2021-06-02 | 2023-09-26 | 沈阳智核医疗科技有限公司 | 时间校准方法、装置、电子设备及存储介质 |
CN113506355B (zh) * | 2021-09-10 | 2021-12-03 | 苏州瑞派宁科技有限公司 | 散射校正方法、装置、成像系统及计算机可读存储介质 |
Citations (5)
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US20110127413A1 (en) * | 2009-12-01 | 2011-06-02 | Siemens Medical Solutions Usa, Inc. | Systems and Methods for Calibrating Time Alignment For A Positron Emission Tomography (PET) System |
US8796637B1 (en) * | 2013-05-24 | 2014-08-05 | Kabushiki Kaisha Toshiba | Timing calibration for time-of-flight (TOF) PET using positron-emitting isotopes and annihilation targets |
CN105913397A (zh) * | 2016-04-13 | 2016-08-31 | 沈阳东软医疗系统有限公司 | 一种重建图像的修正方法、装置及设备 |
CN106539591A (zh) * | 2015-09-21 | 2017-03-29 | 上海联影医疗科技有限公司 | Pet飞行时间状态质量检测方法和pet扫描装置 |
CN107137101A (zh) * | 2017-04-24 | 2017-09-08 | 沈阳东软医疗系统有限公司 | 一种时间校准方法和装置 |
Family Cites Families (9)
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US5900636A (en) * | 1997-05-30 | 1999-05-04 | Adac Laboratories | Dual-mode gamma camera system utilizing single-photon transmission scanning for attenuation correction of PET data |
US6803579B2 (en) * | 2001-09-28 | 2004-10-12 | General Electric Company | Technique for removal of picket fence effect in PET imaging systems |
US7649176B2 (en) * | 2003-11-14 | 2010-01-19 | Siemens Medical Solutions Usa, Inc. | Method for improving clinical data quality in positron emission tomography |
WO2005091989A2 (en) * | 2004-03-19 | 2005-10-06 | Triumf, Operating As A Joint Venture By The Governors Of The University Of Alberta, The University Of British Columbia, ... | A method and apparatus for vetoing random coincidences in positron emission tomographs |
US7465927B2 (en) * | 2006-03-23 | 2008-12-16 | Siemens Medical Solutions Usa, Inc. | Attenuation correction for nuclear medical imaging scanners with simultaneous transmission and emission acquisition |
US8620054B2 (en) * | 2010-09-08 | 2013-12-31 | SOCPRA—Sciences Sante et Humaines, s.e.c. | Image reconstruction based on accelerated method using polar symmetries |
WO2013177661A1 (en) * | 2012-05-29 | 2013-12-05 | University Of Manitoba | Systems and methods for improving the quality of images in a pet scan |
US9801595B2 (en) * | 2014-09-08 | 2017-10-31 | Toshiba Medical Systems Corporation | Count-weighted least squares parameter estimation for a photon-counting detector |
US9606245B1 (en) * | 2015-03-24 | 2017-03-28 | The Research Foundation For The State University Of New York | Autonomous gamma, X-ray, and particle detector |
-
2017
- 2017-04-24 CN CN201710270179.6A patent/CN107137101A/zh active Pending
-
2018
- 2018-04-20 CN CN201810362644.3A patent/CN108542412B/zh active Active
- 2018-04-24 US US15/960,923 patent/US10719960B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US20110127413A1 (en) * | 2009-12-01 | 2011-06-02 | Siemens Medical Solutions Usa, Inc. | Systems and Methods for Calibrating Time Alignment For A Positron Emission Tomography (PET) System |
US8796637B1 (en) * | 2013-05-24 | 2014-08-05 | Kabushiki Kaisha Toshiba | Timing calibration for time-of-flight (TOF) PET using positron-emitting isotopes and annihilation targets |
CN106539591A (zh) * | 2015-09-21 | 2017-03-29 | 上海联影医疗科技有限公司 | Pet飞行时间状态质量检测方法和pet扫描装置 |
CN105913397A (zh) * | 2016-04-13 | 2016-08-31 | 沈阳东软医疗系统有限公司 | 一种重建图像的修正方法、装置及设备 |
CN107137101A (zh) * | 2017-04-24 | 2017-09-08 | 沈阳东软医疗系统有限公司 | 一种时间校准方法和装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110584698A (zh) * | 2019-09-23 | 2019-12-20 | 上海联影医疗科技有限公司 | 探测器质量控制效验方法、装置、计算机设备和存储介质 |
CN111012372A (zh) * | 2019-12-20 | 2020-04-17 | 东软医疗系统股份有限公司 | 确定飞行时间的方法、装置、介质及正电子断层扫描仪 |
CN111012372B (zh) * | 2019-12-20 | 2023-05-09 | 沈阳智核医疗科技有限公司 | 确定飞行时间的方法、装置、介质及正电子断层扫描仪 |
Also Published As
Publication number | Publication date |
---|---|
US10719960B2 (en) | 2020-07-21 |
CN108542412B (zh) | 2021-11-09 |
US20180308261A1 (en) | 2018-10-25 |
CN107137101A (zh) | 2017-09-08 |
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Address after: 110167 No. 177-1 Innovation Road, Hunnan District, Shenyang City, Liaoning Province Applicant after: Shenyang Neusoft Medical Systems Co.,Ltd. Address before: 110167 No. 177-1 Innovation Road, Hunnan District, Shenyang City, Liaoning Province Applicant before: SHENYANG NEUSOFT MEDICAL SYSTEMS Co.,Ltd. |
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Effective date of registration: 20230412 Address after: Room 308, No. 177-2 Chuangxin Road, Hunnan District, Shenyang City, Liaoning Province, 110167 Patentee after: Shenyang Zhihe Medical Technology Co.,Ltd. Address before: 110167 No. 177-1 Innovation Road, Hunnan District, Shenyang City, Liaoning Province Patentee before: Shenyang Neusoft Medical Systems Co.,Ltd. |
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