CN100502785C - 断层成像设备及其方法 - Google Patents
断层成像设备及其方法 Download PDFInfo
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- CN100502785C CN100502785C CN200580003790.8A CN200580003790A CN100502785C CN 100502785 C CN100502785 C CN 100502785C CN 200580003790 A CN200580003790 A CN 200580003790A CN 100502785 C CN100502785 C CN 100502785C
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- 238000000034 method Methods 0.000 title claims description 35
- 238000003325 tomography Methods 0.000 title description 4
- 238000012545 processing Methods 0.000 claims description 32
- 238000003384 imaging method Methods 0.000 claims description 25
- 238000003860 storage Methods 0.000 claims description 19
- 239000008280 blood Substances 0.000 claims description 10
- 210000004369 blood Anatomy 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 claims description 10
- 239000000284 extract Substances 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 6
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- 238000001514 detection method Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 2
- 230000003760 hair shine Effects 0.000 claims 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004513 sizing Methods 0.000 claims 1
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- 238000013459 approach Methods 0.000 description 23
- 230000002285 radioactive effect Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000002591 computed tomography Methods 0.000 description 3
- 238000013500 data storage Methods 0.000 description 3
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- 229910052704 radon Inorganic materials 0.000 description 3
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- 238000003745 diagnosis Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000003709 image segmentation Methods 0.000 description 1
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Images
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
- G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
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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]
-
- 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
-
- 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
- A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S378/00—X-ray or gamma ray systems or devices
- Y10S378/901—Computer tomography program or processor
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- High Energy & Nuclear Physics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Pulmonology (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Image Processing (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP026145/2004 | 2004-02-02 | ||
JP2004026145 | 2004-02-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1913831A CN1913831A (zh) | 2007-02-14 |
CN100502785C true CN100502785C (zh) | 2009-06-24 |
Family
ID=34824012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580003790.8A Active CN100502785C (zh) | 2004-02-02 | 2005-01-20 | 断层成像设备及其方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7366277B2 (zh) |
JP (1) | JP4648836B2 (zh) |
CN (1) | CN100502785C (zh) |
WO (1) | WO2005072613A1 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5179136B2 (ja) * | 2007-10-02 | 2013-04-10 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | X線ct装置 |
CN101467888B (zh) * | 2007-12-28 | 2013-03-27 | Ge医疗系统环球技术有限公司 | X射线ct装置和x射线管电流确定方法 |
JP5179897B2 (ja) * | 2008-02-21 | 2013-04-10 | 株式会社東芝 | X線ct装置 |
US8233690B2 (en) * | 2008-04-30 | 2012-07-31 | Real-Time Tomography, Llc | Dynamic tomographic image reconstruction and rendering on-demand |
JP5461803B2 (ja) * | 2008-08-22 | 2014-04-02 | 株式会社東芝 | X線ct装置 |
JP5960048B2 (ja) * | 2010-03-30 | 2016-08-02 | 株式会社日立製作所 | 再構成演算装置、再構成演算方法、及びx線ct装置 |
JP5839822B2 (ja) * | 2010-05-17 | 2016-01-06 | 株式会社東芝 | 画像処理装置及びx線ct装置 |
US8885907B2 (en) * | 2011-11-07 | 2014-11-11 | The Texas A&M University System | Emission computed tomography for guidance of sampling and therapeutic delivery |
US10593069B2 (en) * | 2013-03-15 | 2020-03-17 | Real Time Tomography, Llc | Enhancements for displaying and viewing Tomosynthesis images |
CN107076684B (zh) * | 2014-09-02 | 2021-04-02 | 株式会社尼康 | 测量处理装置、测量处理方法和测量处理程序 |
US9697623B1 (en) | 2015-09-15 | 2017-07-04 | Shanghai United Imaging Healthcare Co., Ltd. | Image reconstruction system and method |
WO2017045618A1 (en) | 2015-09-15 | 2017-03-23 | Shanghai United Imaging Healthcare Co., Ltd. | Image reconstruction system and method |
JP6782669B2 (ja) * | 2017-06-21 | 2020-11-11 | 株式会社日立製作所 | X線ct装置 |
US11398072B1 (en) * | 2019-12-16 | 2022-07-26 | Siemens Healthcare Gmbh | Method of obtaining a set of values for a respective set of parameters for use in a physically based path tracing process and a method of rendering using a physically based path tracing process |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5838756A (en) * | 1996-01-08 | 1998-11-17 | Kabushiki Kaisha Toshiba | Radiation computed tomography apparatus |
JP3851689B2 (ja) * | 1996-09-09 | 2006-11-29 | 株式会社東芝 | 画像再構成処理装置 |
DE19854917B4 (de) * | 1998-11-27 | 2008-07-03 | Siemens Ag | Verfahren zur Bildrekonstruktion für ein CT-Gerät |
JP3963086B2 (ja) | 2001-07-13 | 2007-08-22 | 株式会社島津製作所 | 断層再構成ソフトウエアとその記録媒体と断層撮影装置 |
WO2003045247A1 (fr) * | 2001-11-30 | 2003-06-05 | Hitachi Medical Corporation | Tomographie cardiaque et tomogramme utilisant un appareil de tomodensitometrie a rayons x |
US6765983B2 (en) * | 2002-12-13 | 2004-07-20 | General Electric Company | Method and apparatus for imaging a region of dynamic tissue |
JP2005137390A (ja) * | 2003-11-04 | 2005-06-02 | Ge Medical Systems Global Technology Co Llc | Ct画像生成方法およびx線ct装置 |
JP3944173B2 (ja) * | 2004-02-05 | 2007-07-11 | キヤノン株式会社 | 放射線画像処理装置及び処理方法 |
-
2005
- 2005-01-20 WO PCT/JP2005/000697 patent/WO2005072613A1/ja active Application Filing
- 2005-01-20 CN CN200580003790.8A patent/CN100502785C/zh active Active
- 2005-01-20 US US10/587,128 patent/US7366277B2/en active Active
- 2005-01-20 JP JP2005517423A patent/JP4648836B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
US7366277B2 (en) | 2008-04-29 |
CN1913831A (zh) | 2007-02-14 |
WO2005072613A1 (ja) | 2005-08-11 |
JPWO2005072613A1 (ja) | 2007-09-06 |
JP4648836B2 (ja) | 2011-03-09 |
US20070165769A1 (en) | 2007-07-19 |
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Effective date of registration: 20170322 Address after: Tokyo, Japan, Japan Patentee after: Hitachi Ltd. Address before: Tokyo, Japan, Japan Patentee before: Hitachi Medical Corporation |
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Effective date of registration: 20211117 Address after: Chiba County, Japan Patentee after: Fujifilm medical health Co.,Ltd. Address before: Tokyo, Japan Patentee before: Hitachi, Ltd. |