CN106256327B - 一种基于大数据的锥束ct散射校正***及校正方法 - Google Patents
一种基于大数据的锥束ct散射校正***及校正方法 Download PDFInfo
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- CN106256327B CN106256327B CN201610652457.XA CN201610652457A CN106256327B CN 106256327 B CN106256327 B CN 106256327B CN 201610652457 A CN201610652457 A CN 201610652457A CN 106256327 B CN106256327 B CN 106256327B
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- 238000002591 computed tomography Methods 0.000 title claims abstract description 47
- 238000012937 correction Methods 0.000 title claims abstract description 24
- 238000007408 cone-beam computed tomography Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 45
- 238000000342 Monte Carlo simulation Methods 0.000 claims description 14
- 238000012546 transfer Methods 0.000 claims description 4
- 238000013519 translation Methods 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000004615 ingredient Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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]
- A61B6/032—Transmission computed tomography [CT]
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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]
- A61B6/032—Transmission computed tomography [CT]
- A61B6/035—Mechanical aspects of CT
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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
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
- A61B6/4085—Cone-beams
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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
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
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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
- A61B6/48—Diagnostic techniques
- A61B6/483—Diagnostic techniques involving scattered radiation
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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
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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
- A61B6/58—Testing, adjusting or calibrating thereof
- A61B6/582—Calibration
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Abstract
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CN201610652457.XA CN106256327B (zh) | 2016-08-11 | 2016-08-11 | 一种基于大数据的锥束ct散射校正***及校正方法 |
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CN106256327A CN106256327A (zh) | 2016-12-28 |
CN106256327B true CN106256327B (zh) | 2019-07-30 |
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Families Citing this family (3)
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CN117017334A (zh) | 2017-10-31 | 2023-11-10 | 上海联影医疗科技股份有限公司 | Pet校正***和方法 |
CN109191541B (zh) * | 2018-08-06 | 2023-08-25 | 沈阳晟诺科技有限公司 | 一种ct远程图像重建方法 |
CN109389654B (zh) * | 2018-09-30 | 2022-11-18 | 上海联影医疗科技股份有限公司 | 一种ct数据重建方法、装置、设备和存储介质 |
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US6568851B2 (en) * | 2000-10-25 | 2003-05-27 | Kabushiki Kaisha Toshiba | X-ray CT scanner |
DE102004029009A1 (de) * | 2004-06-16 | 2006-01-19 | Siemens Ag | Vorrichtung und Verfahren für die Streustrahlungskorrektur in der Computer-Tomographie |
US8144829B2 (en) * | 2008-02-27 | 2012-03-27 | The Board Of Trustees Of The Leland Stanford Junior University | Cone-beam CT imaging scheme |
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Effective date of registration: 20180627 Address after: 300384 Tianjin B3-7 economic and Technological Development Zone, Xiqing Industrial Park Applicant after: Tianjin Jinxi Medical Equipment Co., Ltd. Address before: 100088 Zhongguancun, Haidian District, Haidian District, Beijing, No. 108 Applicant before: Cao Wentian |
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Denomination of invention: A scattering correction system and method for cone beam CT based on big data Effective date of registration: 20200731 Granted publication date: 20190730 Pledgee: Tianjin Kerong Financing Guarantee Co.,Ltd. Pledgor: TIANJIN JINXI MEDICAL EQUIPMENT Co.,Ltd. Registration number: Y2020980004577 |
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Date of cancellation: 20211009 Granted publication date: 20190730 Pledgee: Tianjin Kerong Financing Guarantee Co.,Ltd. Pledgor: TIANJIN JINXI MEDICAL EQUIPMENT Co.,Ltd. Registration number: Y2020980004577 |