CN103096802B - X射线ct装置 - Google Patents
X射线ct装置 Download PDFInfo
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- CN103096802B CN103096802B CN201180043051.7A CN201180043051A CN103096802B CN 103096802 B CN103096802 B CN 103096802B CN 201180043051 A CN201180043051 A CN 201180043051A CN 103096802 B CN103096802 B CN 103096802B
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 53
- 230000008569 process Effects 0.000 claims description 51
- 210000001835 viscera Anatomy 0.000 claims description 35
- 231100000987 absorbed dose Toxicity 0.000 claims description 25
- 238000012937 correction Methods 0.000 claims description 25
- 230000003068 static effect Effects 0.000 claims description 25
- 238000009825 accumulation Methods 0.000 claims description 13
- 238000012360 testing method Methods 0.000 claims description 5
- 230000001678 irradiating effect Effects 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 2
- 230000009466 transformation Effects 0.000 abstract description 9
- 238000003325 tomography Methods 0.000 description 25
- 238000012545 processing Methods 0.000 description 12
- 238000011156 evaluation Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 7
- 230000005855 radiation Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 210000001519 tissue Anatomy 0.000 description 6
- 230000003187 abdominal effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000002059 diagnostic imaging Methods 0.000 description 3
- 210000004185 liver Anatomy 0.000 description 3
- 210000004072 lung Anatomy 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 210000000038 chest Anatomy 0.000 description 2
- 239000002872 contrast media Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052704 radon Inorganic materials 0.000 description 2
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
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- 230000000968 intestinal effect Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000003932 urinary bladder Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- A61B6/10—Safety means specially adapted therefor
-
- 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
- A61B6/4078—Fan-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
- A61B6/46—Arrangements for interfacing with the operator or the patient
- A61B6/461—Displaying means of special interest
-
- 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
- A61B6/5205—Devices using data or image processing specially adapted for radiation diagnosis involving processing of raw data to produce diagnostic data
-
- 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
- G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- High Energy & Nuclear Physics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Theoretical Computer Science (AREA)
- Pulmonology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010-199516 | 2010-09-07 | ||
JP2010199516 | 2010-09-07 | ||
PCT/JP2011/069910 WO2012033002A1 (ja) | 2010-09-07 | 2011-09-01 | X線ct装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103096802A CN103096802A (zh) | 2013-05-08 |
CN103096802B true CN103096802B (zh) | 2015-12-16 |
Family
ID=45810604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201180043051.7A Expired - Fee Related CN103096802B (zh) | 2010-09-07 | 2011-09-01 | X射线ct装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9119560B2 (zh) |
JP (1) | JP5898081B2 (zh) |
CN (1) | CN103096802B (zh) |
WO (1) | WO2012033002A1 (zh) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103813752B (zh) * | 2012-01-27 | 2017-11-10 | 东芝医疗***株式会社 | 医用图像处理装置 |
US9125572B2 (en) | 2012-06-22 | 2015-09-08 | University Of Utah Research Foundation | Grated collimation system for computed tomography |
CN104755029A (zh) * | 2012-10-19 | 2015-07-01 | 皇家飞利浦有限公司 | 确定身体中的剂量的分布的方法 |
US9125286B2 (en) * | 2012-12-28 | 2015-09-01 | General Electric Company | X-ray dose estimation technique |
CN103110423B (zh) * | 2013-01-31 | 2015-02-11 | 深圳先进技术研究院 | 一种估计成像剂量的方法和*** |
JP6132691B2 (ja) * | 2013-07-19 | 2017-05-24 | 東芝メディカルシステムズ株式会社 | 医用画像処理装置及び医用画像処理システム |
CN104510486B (zh) * | 2013-09-30 | 2021-04-20 | Ge医疗***环球技术有限公司 | 计算机化断层扫描设备及其机架旋转控制装置和方法 |
US10219763B2 (en) * | 2014-09-11 | 2019-03-05 | Hitachi, Ltd. | Photon counting CT device and estimated exposure level computation method |
CN104287768A (zh) * | 2014-09-30 | 2015-01-21 | 沈阳东软医疗***有限公司 | 一种ct扫描剂量控制方法及*** |
KR101725099B1 (ko) * | 2014-12-05 | 2017-04-26 | 삼성전자주식회사 | 컴퓨터 단층 촬영장치 및 그 제어방법 |
CN108471996B (zh) | 2015-12-17 | 2022-05-24 | 皇家飞利浦有限公司 | 一种用于估计由器官接收的辐射剂量的方法和成像设备 |
CN109124666A (zh) * | 2018-06-29 | 2019-01-04 | 上海联影医疗科技有限公司 | 一种确定辐射剂量调制线的方法、***和装置 |
US10888296B2 (en) | 2018-06-29 | 2021-01-12 | Shanghai United Imaging Healthcare Co., Ltd. | Methods and systems for modulating radiation dose |
JP7304765B2 (ja) * | 2019-08-06 | 2023-07-07 | キヤノンメディカルシステムズ株式会社 | X線診断装置および医用画像処理装置 |
JP2021029639A (ja) * | 2019-08-26 | 2021-03-01 | コニカミノルタ株式会社 | 医用画像処理装置及びプログラム |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1535100A (zh) * | 2002-11-27 | 2004-10-06 | GEҽ��ϵͳ����������˾ | X-射线控制方法和x-射线成像设备 |
CN101299068A (zh) * | 2007-04-30 | 2008-11-05 | 上海西门子医疗器械有限公司 | 计算机断层扫描辐射剂量显示***和方法 |
CN101686824A (zh) * | 2007-07-11 | 2010-03-31 | 株式会社日立医药 | X射线ct装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4670892A (en) * | 1977-11-15 | 1987-06-02 | Philips Medical Systems, Inc. | Method and apparatus for computed tomography of portions of a body plane |
JP4393105B2 (ja) * | 2003-05-14 | 2010-01-06 | キヤノン株式会社 | 放射線撮像装置及びその作動方法 |
JP4429694B2 (ja) * | 2003-11-13 | 2010-03-10 | 株式会社日立メディコ | X線ct装置 |
WO2005070296A1 (ja) * | 2004-01-22 | 2005-08-04 | Canon Kabushiki Kaisha | X線撮影装置及びx線撮影方法 |
ATE511885T1 (de) * | 2005-07-22 | 2011-06-15 | Tomotherapy Inc | Verfahren zur bestimmung eines interessierenden bereiches von oberflächenstrukturen mit einem dosiervolumenhistogramm |
CN101453952B (zh) * | 2006-05-25 | 2011-01-12 | 株式会社日立医药 | X射线ct装置 |
JP2009538195A (ja) * | 2006-05-25 | 2009-11-05 | ウィリアム・ボーモント・ホスピタル | 立体画像誘導による適応放射線療法のための実時間オンライン及びオフライン治療線量追跡並びにフィードバックプロセス |
US8107589B2 (en) * | 2007-12-21 | 2012-01-31 | Kabushiki Kaisha Toshiba | Radiotherapeutic system and radiotherapeutic dose distribution measuring method |
JP5238242B2 (ja) * | 2007-12-21 | 2013-07-17 | 株式会社東芝 | 放射線治療用線量分布測定装置及び放射線治療用線量分布測定プログラム |
JP5484788B2 (ja) * | 2009-05-25 | 2014-05-07 | 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 |
-
2011
- 2011-09-01 CN CN201180043051.7A patent/CN103096802B/zh not_active Expired - Fee Related
- 2011-09-01 US US13/819,196 patent/US9119560B2/en not_active Expired - Fee Related
- 2011-09-01 WO PCT/JP2011/069910 patent/WO2012033002A1/ja active Application Filing
- 2011-09-01 JP JP2012532949A patent/JP5898081B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1535100A (zh) * | 2002-11-27 | 2004-10-06 | GEҽ��ϵͳ����������˾ | X-射线控制方法和x-射线成像设备 |
CN101299068A (zh) * | 2007-04-30 | 2008-11-05 | 上海西门子医疗器械有限公司 | 计算机断层扫描辐射剂量显示***和方法 |
CN101686824A (zh) * | 2007-07-11 | 2010-03-31 | 株式会社日立医药 | X射线ct装置 |
Also Published As
Publication number | Publication date |
---|---|
US9119560B2 (en) | 2015-09-01 |
JP5898081B2 (ja) | 2016-04-06 |
WO2012033002A1 (ja) | 2012-03-15 |
CN103096802A (zh) | 2013-05-08 |
US20130156149A1 (en) | 2013-06-20 |
JPWO2012033002A1 (ja) | 2014-01-20 |
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Legal Events
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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 |
Effective date of registration: 20170320 Address after: Tokyo, Japan, Japan Patentee after: Hitachi Ltd. Address before: Tokyo, Japan, Japan Patentee before: Hitachi Medical Corporation |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170605 Address after: Tokyo, Japan, Japan Patentee after: Hitachi Ltd. Address before: Tokyo, Japan, Japan Patentee before: Hitachi Medical Corporation |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20180901 |
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CF01 | Termination of patent right due to non-payment of annual fee |