JP2017516988A5 - - Google Patents
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- JP2017516988A5 JP2017516988A5 JP2016563789A JP2016563789A JP2017516988A5 JP 2017516988 A5 JP2017516988 A5 JP 2017516988A5 JP 2016563789 A JP2016563789 A JP 2016563789A JP 2016563789 A JP2016563789 A JP 2016563789A JP 2017516988 A5 JP2017516988 A5 JP 2017516988A5
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- JP
- Japan
- Prior art keywords
- sinogram
- coincidence
- delayed
- period
- unit
- 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.)
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- 238000009826 distribution Methods 0.000 claims description 4
- 229940121896 radiopharmaceutical Drugs 0.000 claims description 4
- 239000012217 radiopharmaceutical Substances 0.000 claims description 4
- 230000002799 radiopharmaceutical effect Effects 0.000 claims description 4
- 238000004088 simulation Methods 0.000 claims description 3
- 238000000342 Monte Carlo simulation Methods 0.000 claims description 2
- 230000003111 delayed effect Effects 0.000 claims 16
- 238000012879 PET imaging Methods 0.000 claims 9
- 238000000034 method Methods 0.000 claims 4
- 238000002600 positron emission tomography Methods 0.000 claims 4
- 238000003384 imaging method Methods 0.000 claims 2
- 239000000654 additive Substances 0.000 claims 1
- 230000000996 additive effect Effects 0.000 claims 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461983074P | 2014-04-23 | 2014-04-23 | |
| US61/983,074 | 2014-04-23 | ||
| PCT/IB2015/052967 WO2015162580A1 (en) | 2014-04-23 | 2015-04-23 | Pet random coincidence correction |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017516988A JP2017516988A (ja) | 2017-06-22 |
| JP2017516988A5 true JP2017516988A5 (enExample) | 2019-06-06 |
| JP6670253B2 JP6670253B2 (ja) | 2020-03-18 |
Family
ID=53191794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016563789A Expired - Fee Related JP6670253B2 (ja) | 2014-04-23 | 2015-04-23 | Ｐｅｔの偶発同時計数補正 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10127690B2 (enExample) |
| EP (1) | EP3134872B1 (enExample) |
| JP (1) | JP6670253B2 (enExample) |
| CN (1) | CN106233336B (enExample) |
| WO (1) | WO2015162580A1 (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10078889B2 (en) * | 2015-08-25 | 2018-09-18 | Shanghai United Imaging Healthcare Co., Ltd. | System and method for image calibration |
| WO2017214766A1 (zh) * | 2016-06-12 | 2017-12-21 | 上海联影医疗科技有限公司 | 正电子发射断层成像系统及其图像重建方法 |
| CN108338805B (zh) * | 2017-01-22 | 2024-05-28 | 苏州瑞派宁科技有限公司 | 一种用于pet系统的时间校正装置 |
| CN107464270B (zh) * | 2017-07-17 | 2020-08-11 | 东软医疗系统股份有限公司 | 一种图像重建方法和装置 |
| EP3685354B1 (en) * | 2017-09-21 | 2021-09-15 | Koninklijke Philips N.V. | A relaxed iterative maximum-likelihood expectation maximization for positron emission tomography random coincidence estimation |
| US11428829B2 (en) | 2018-01-30 | 2022-08-30 | Koninklijke Philips N.V. | Correction method for quantification accuracy improvement in list mode reconstruction |
| CN111670462B (zh) | 2018-01-31 | 2024-08-27 | 皇家飞利浦有限公司 | 正电子发射断层摄影(pet)的散射校正 |
| 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 |
| CN110507344B (zh) * | 2019-09-04 | 2022-05-13 | 上海联影医疗科技股份有限公司 | 一种符合判选方法、装置、设备及存储介质 |
| EP3937785A4 (en) | 2019-04-15 | 2022-06-01 | Shanghai United Imaging Healthcare Co., Ltd. | SYSTEMS AND METHODS FOR DETERMINING TRUE COINCIDENCE EVENTS |
| CN110215227B (zh) * | 2019-06-05 | 2022-10-14 | 上海联影医疗科技股份有限公司 | 时间窗设置方法、装置、计算机设备和存储介质 |
| US12169260B2 (en) * | 2021-04-30 | 2024-12-17 | Siemens Medical Solutions Usa, Inc. | Mean randoms estimation from list mode data |
| US12159330B2 (en) * | 2022-02-17 | 2024-12-03 | Canon Medical Systems Corporation | Event property-dependent point spread function modeling and image reconstruction for PET |
| CN120019791A (zh) * | 2023-11-20 | 2025-05-20 | 合肥锐世数字科技有限公司 | 散射校正方法、装置、数字化设备及计算机可读存储介质 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7127095B2 (en) * | 2004-10-15 | 2006-10-24 | The Brigham And Women's Hospital, Inc. | Factor analysis in medical imaging |
| US7381959B2 (en) | 2005-08-17 | 2008-06-03 | General Electric Company | Technique for reconstructing PET scan images |
| US7705314B2 (en) * | 2006-06-06 | 2010-04-27 | General Electric Company | Method and apparatus for PET time of flight generation of compression sinogram and image reconstruction |
| JP2008190901A (ja) * | 2007-02-01 | 2008-08-21 | Hitachi Ltd | 陽電子放出型断層撮影装置 |
| US8022368B2 (en) * | 2007-09-17 | 2011-09-20 | Siemens Medical Solutions Usa, Inc. | Hybrid method for randoms variance reduction |
| US8359345B2 (en) | 2008-05-09 | 2013-01-22 | Siemens Medical Solutions Usa, Inc. | Iterative algorithms for variance reduction on compressed sinogram random coincidences in PET |
| US8094908B2 (en) | 2008-07-17 | 2012-01-10 | General Electric Company | Method and system for estimating randoms in imaging data |
| US20110142316A1 (en) * | 2009-10-29 | 2011-06-16 | Ge Wang | Tomography-Based and MRI-Based Imaging Systems |
| US8503753B2 (en) * | 2010-12-02 | 2013-08-06 | Kabushiki Kaisha Toshiba | System and method for triangular interpolation in image reconstruction for PET |
| US11730430B2 (en) * | 2012-09-21 | 2023-08-22 | The General Hospital Corporation | System and method for single-scan rest-stress cardiac pet |
| WO2014167522A1 (en) * | 2013-04-11 | 2014-10-16 | Koninklijke Philips N.V. | Method for modeling and accounting for cascade gammas in images |
-
2015
- 2015-04-23 EP EP15723762.9A patent/EP3134872B1/en active Active
- 2015-04-23 WO PCT/IB2015/052967 patent/WO2015162580A1/en not_active Ceased
- 2015-04-23 US US15/304,538 patent/US10127690B2/en active Active
- 2015-04-23 JP JP2016563789A patent/JP6670253B2/ja not_active Expired - Fee Related
- 2015-04-23 CN CN201580020950.3A patent/CN106233336B/zh not_active Expired - Fee Related
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