CN102254310B - 用于减少ct图像数据中的图像伪影、尤其是金属伪影的方法 - Google Patents
用于减少ct图像数据中的图像伪影、尤其是金属伪影的方法 Download PDFInfo
- Publication number
- CN102254310B CN102254310B CN201110123647.XA CN201110123647A CN102254310B CN 102254310 B CN102254310 B CN 102254310B CN 201110123647 A CN201110123647 A CN 201110123647A CN 102254310 B CN102254310 B CN 102254310B
- Authority
- CN
- China
- Prior art keywords
- image
- artifacts
- image data
- data set
- new
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 title claims abstract description 16
- 241001269238 Data Species 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 238000002591 computed tomography Methods 0.000 abstract description 72
- 239000007943 implant Substances 0.000 description 9
- 210000000988 bone and bone Anatomy 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005510 radiation hardening Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000002083 X-ray spectrum Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000002059 diagnostic imaging Methods 0.000 description 2
- 238000010191 image analysis Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 210000001981 hip bone Anatomy 0.000 description 1
- 210000004394 hip joint Anatomy 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012821 model calculation Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/70—Denoising; Smoothing
-
- 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
- G06T11/008—Specific post-processing after tomographic reconstruction, e.g. voxelisation, metal artifact correction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
-
- 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
- A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2200/00—Indexing scheme for image data processing or generation, in general
- G06T2200/04—Indexing scheme for image data processing or generation, in general involving 3D image data
-
- 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
- G06T2207/10081—Computed x-ray tomography [CT]
-
- 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
- G06T2207/10141—Special mode during image acquisition
- G06T2207/10144—Varying exposure
-
- 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
- G06T2207/20—Special algorithmic details
- G06T2207/20212—Image combination
- G06T2207/20221—Image fusion; Image merging
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2211/00—Image generation
- G06T2211/40—Computed tomography
- G06T2211/408—Dual energy
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
Description
Claims (2)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010020770.5 | 2010-05-17 | ||
DE102010020770A DE102010020770A1 (de) | 2010-05-17 | 2010-05-17 | Verfahren zur Reduzierung von Bildartefakten, insbesondere von Metallartefakten, in CT-Bilddaten |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102254310A CN102254310A (zh) | 2011-11-23 |
CN102254310B true CN102254310B (zh) | 2016-06-29 |
Family
ID=44859695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110123647.XA Active CN102254310B (zh) | 2010-05-17 | 2011-05-13 | 用于减少ct图像数据中的图像伪影、尤其是金属伪影的方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8634625B2 (zh) |
CN (1) | CN102254310B (zh) |
DE (1) | DE102010020770A1 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9165384B2 (en) * | 2011-01-10 | 2015-10-20 | Koninklijke Philips N.V. | Dual-energy tomographic imaging system |
DE102011004120B4 (de) * | 2011-02-15 | 2017-04-06 | Siemens Healthcare Gmbh | Verfahren, Bilddatensatzbearbeitungseinrichtung, Röntgensystem und Computerprogramm zur Korrektur von Bilddaten eines Untersuchungsobjekts |
CN103186889B (zh) * | 2011-12-30 | 2017-08-18 | Ge医疗系统环球技术有限公司 | 一种用于减少医学图像中的金属伪影的方法和设备 |
US9468409B2 (en) | 2012-11-30 | 2016-10-18 | General Electric Company | Systems and methods for imaging dynamic processes |
JP6475691B2 (ja) * | 2013-03-21 | 2019-02-27 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | X線画像における構造のコンピュータ援用検出のための方法およびx線システム |
CN103440636B (zh) * | 2013-08-26 | 2016-08-17 | 深圳先进技术研究院 | Ct系统的金属伪影消除方法及其系统 |
CN104517263B (zh) * | 2013-09-30 | 2019-06-14 | Ge医疗系统环球技术有限公司 | 减少计算机断层扫描图像重构中伪像的方法和装置 |
US9226723B2 (en) * | 2014-02-25 | 2016-01-05 | Kabushiki Kaisha Toshiba | Ordered subset scheme in spectral CT |
DE102015204450A1 (de) | 2015-03-12 | 2016-09-15 | Siemens Healthcare Gmbh | Verfahren zur Erzeugung eines Ergebnisbildes zu einer vorgebbaren, virtuellen Röntgenquantenenergieverteilung, Computerprogramm, Datenträger sowie Röntgenbildaufnahmevorrichtung |
CN105046675B (zh) * | 2015-08-24 | 2017-09-29 | 重庆邮电大学 | 基于mvct图像消除kvct图像中金属伪影的方法 |
DE102015218928B4 (de) | 2015-09-30 | 2022-05-12 | Siemens Healthcare Gmbh | Verfahren zur Erzeugung von Röntgenbilddaten eines Untersuchungsobjektes mit unterdrücktem Calcium-Signal |
CN105286902B (zh) * | 2015-10-26 | 2018-01-02 | 天津大学 | 一种去除ct图像金属伪影的方法 |
US10451697B2 (en) * | 2017-07-25 | 2019-10-22 | Spintech, Inc. | Systems and methods for strategically acquired gradient echo imaging |
US10932741B2 (en) * | 2017-12-07 | 2021-03-02 | Ohio State Innovation Foundation | Assessing a condition of a subject using non-contrast dual energy computed tomography |
US10902621B2 (en) * | 2018-03-25 | 2021-01-26 | Varian Medical Systems International Ag | Deformable image registration based on masked computed tomography (CT) image |
US11210779B2 (en) * | 2018-09-07 | 2021-12-28 | Siemens Healthcare Gmbh | Detection and quantification for traumatic bleeding using dual energy computed tomography |
JP2023039761A (ja) * | 2021-09-09 | 2023-03-22 | キヤノン株式会社 | 放射線検査装置、放射線検査方法及びプログラム |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1518955A (zh) * | 2002-11-27 | 2004-08-11 | GEҽ��ϵͳ����������˾ | 软组织容积可视化的方法和装置 |
US7639773B2 (en) * | 2007-07-18 | 2009-12-29 | Ge Medical Systems Global Technology Company, Llc | X-ray CT apparatus and method of generating an image |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4611341A (en) * | 1981-05-05 | 1986-09-09 | The Board Of Trustees Of The Leland Stanford Junior University | Multiple-energy x-ray substraction imaging system |
US7424088B2 (en) * | 2004-09-29 | 2008-09-09 | Kabushiki Kaisha Toshiba | Image reconstruction method using Hilbert transform |
DE102008030552A1 (de) * | 2008-06-27 | 2009-12-31 | Siemens Aktiengesellschaft | Verfahren zur Erzeugung von Bilddaten zu einer virtuell vorgebbaren Röntgenröhrenspannung aus ersten und zweiten CT-Bilddaten |
-
2010
- 2010-05-17 DE DE102010020770A patent/DE102010020770A1/de not_active Ceased
-
2011
- 2011-05-13 CN CN201110123647.XA patent/CN102254310B/zh active Active
- 2011-05-13 US US13/107,302 patent/US8634625B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1518955A (zh) * | 2002-11-27 | 2004-08-11 | GEҽ��ϵͳ����������˾ | 软组织容积可视化的方法和装置 |
US7639773B2 (en) * | 2007-07-18 | 2009-12-29 | Ge Medical Systems Global Technology Company, Llc | X-ray CT apparatus and method of generating an image |
Non-Patent Citations (2)
Title |
---|
Behrendt等.Image Fusion in Dual Energy Computed Tomography: Effect on Contrast Enhancement, Signal-to-Noise Ratio and Image Quality in Computed Tomography Angiography.《Investigative Radiology》.2009,第44卷(第1期),1-6. * |
Reconstruction of multi-energy X-ray computed tomography images of laboratory mice;Gleason, S.S.等;《Nuclear Science, IEEE Transactions on》;19990831;第46卷(第4期);1081-1086 * |
Also Published As
Publication number | Publication date |
---|---|
US8634625B2 (en) | 2014-01-21 |
CN102254310A (zh) | 2011-11-23 |
DE102010020770A1 (de) | 2011-11-17 |
US20110280458A1 (en) | 2011-11-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102254310B (zh) | 用于减少ct图像数据中的图像伪影、尤其是金属伪影的方法 | |
Szczykutowicz et al. | Dual energy CT using slow kVp switching acquisition and prior image constrained compressed sensing | |
US9934597B2 (en) | Metal artifacts reduction in cone beam reconstruction | |
EP2732431B1 (en) | Image processing for spectral ct | |
US8340373B2 (en) | Quantitative image reconstruction method and system | |
CN111656405A (zh) | 使用深度学习来减少金属伪影 | |
CN110811660B (zh) | 一种校正ct射线束硬化伪影的方法 | |
US12154193B2 (en) | Image reconstruction method for computed tomography | |
KR102201643B1 (ko) | 콘빔 씨티를 이용한 치아 골밀도 추정방법 및 골밀도 추정장치 | |
JP2008535612A (ja) | 円状及び螺旋状円錐ビームct用の画像処理システム | |
Lin et al. | An efficient polyenergetic SART (pSART) reconstruction algorithm for quantitative myocardial CT perfusion | |
US9374565B2 (en) | System and method for multi-material correction of image data | |
JP2020525242A (ja) | 患者の臓器のx線撮影の方法 | |
EP4292051A1 (en) | Metal artifact reduction algorithm for ct-guided interventional procedures | |
CN116664429A (zh) | 一种半监督式去除多能谱ct影像中金属伪影的方法 | |
KR20170073640A (ko) | 다중 수집을 통해 콘트라스트를 정규화하는 방법 및 시스템 | |
Shi et al. | A Virtual Monochromatic Imaging Method for Spectral CT Based on Wasserstein Generative Adversarial Network With a Hybrid Loss. | |
CN114947899A (zh) | 基于基础材料的位置相关变化的权重产生x射线图像数据 | |
Gomi et al. | Development of a novel algorithm for metal artifact reduction in digital tomosynthesis using projection-based dual-energy material decomposition for arthroplasty: A phantom study | |
EP4310771A1 (en) | Methods and systems for image denoising | |
Gomi et al. | Development of a denoising convolutional neural network-based algorithm for metal artifact reduction in digital tomosynthesis for arthroplasty: A phantom study | |
Brindhaban et al. | Effect of X-ray beam energy and image reconstruction technique on computed tomography numbers of various tissue equivalent materials | |
CN112862722A (zh) | 一种双能x射线减影方法和装置 | |
Chae et al. | Lung segmentation using prediction-based segmentation improvement for chest tomosynthesis | |
US20240237956A1 (en) | Systems, Methods, and Media for Generating Low-Energy Virtual Monoenergetic Images from Multi-Energy Computed Tomography Data |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220127 Address after: Erlangen Patentee after: Siemens Healthineers AG Address before: Munich, Germany Patentee before: SIEMENS AG |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240903 Address after: German Phu F Haim Patentee after: Siemens Medical AG Country or region after: Germany Address before: Erlangen Patentee before: Siemens Healthineers AG Country or region before: Germany |