IN2014CH00222A - - Google Patents
Info
- Publication number
- IN2014CH00222A IN2014CH00222A IN222CH2014A IN2014CH00222A IN 2014CH00222 A IN2014CH00222 A IN 2014CH00222A IN 222CH2014 A IN222CH2014 A IN 222CH2014A IN 2014CH00222 A IN2014CH00222 A IN 2014CH00222A
- Authority
- IN
- India
- Prior art keywords
- slit
- radiation
- focus
- detector
- profile
- Prior art date
Links
- 230000005855 radiation Effects 0.000 abstract 7
- 238000000034 method Methods 0.000 abstract 4
- 238000001514 detection method Methods 0.000 abstract 2
- 238000013170 computed tomography imaging Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. 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
- A61B6/02—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
- A61B6/06—Diaphragms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/419—Imaging computed tomograph
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Measurement Of Radiation (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310037469.8A CN103961119A (zh) | 2013-01-31 | 2013-01-31 | Ct成像系统和确定ct准直仪缝隙轮廓的方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2014CH00222A true IN2014CH00222A (enExample) | 2015-04-03 |
Family
ID=51222947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN222CH2014 IN2014CH00222A (enExample) | 2013-01-31 | 2014-01-20 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9395313B2 (enExample) |
| JP (1) | JP6356422B2 (enExample) |
| CN (1) | CN103961119A (enExample) |
| IN (1) | IN2014CH00222A (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674979B (zh) * | 2012-09-19 | 2016-12-21 | 同方威视技术股份有限公司 | 一种行李物品ct安检系统及其探测器装置 |
| US11350892B2 (en) * | 2016-12-16 | 2022-06-07 | General Electric Company | Collimator structure for an imaging system |
| GB2569154B (en) * | 2017-12-07 | 2020-04-22 | Elekta ltd | Methods and systems for determining the shape of a radiotherapy beam |
| US11175242B2 (en) * | 2018-03-20 | 2021-11-16 | Fei Company | Geometric alignment, sample motion correction, and intensity normalization of computed tomography projections using pi-line optimization |
| CN108903963B (zh) * | 2018-05-17 | 2025-02-25 | 北京纳米维景科技有限公司 | 一种x射线遮挡组件及其前准直器 |
| CN109658465B (zh) * | 2018-12-07 | 2023-07-04 | 广州华端科技有限公司 | 图像重建过程中的数据处理、图像重建方法和装置 |
| US11071507B2 (en) * | 2018-12-27 | 2021-07-27 | Medtronic Navigation, Inc. | System and method for imaging a subject |
| US10881371B2 (en) | 2018-12-27 | 2021-01-05 | Medtronic Navigation, Inc. | System and method for imaging a subject |
| CN109738465B (zh) * | 2019-03-07 | 2024-10-22 | 北京航星机器制造有限公司 | 一种ct探测装置及系统 |
| CN110123353B (zh) * | 2019-05-29 | 2022-12-30 | 明峰医疗系统股份有限公司 | 一种探测器模块的对齐方法 |
| CN114177542B (zh) * | 2020-09-15 | 2024-06-11 | 西安大医集团股份有限公司 | 放射治疗中的剂量控制方法、装置、控制器、系统 |
| CN112730477B (zh) * | 2020-12-22 | 2023-06-16 | 北京航星机器制造有限公司 | 一种ct前准直器及其制造方法 |
| CN116888507A (zh) | 2021-01-11 | 2023-10-13 | 深圳帧观德芯科技有限公司 | 使用多辐射束的成像方法 |
| CN114305478B (zh) * | 2021-12-22 | 2024-12-20 | 明峰医疗系统股份有限公司 | 一种准直器、ct设备及校准方法和制备方法 |
| US11998372B2 (en) | 2022-02-02 | 2024-06-04 | GE Precision Healthcare LLC | Pre-patient collimator having a self-shielding design and additively manufactured components |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05256950A (ja) * | 1992-03-13 | 1993-10-08 | Toshiba Corp | Ｘ線コンピュータトモグラフィ装置用固体検出器 |
| US5644614A (en) * | 1995-12-21 | 1997-07-01 | General Electric Company | Collimator for reducing patient x-ray dose |
| US6396902B2 (en) * | 2000-07-31 | 2002-05-28 | Analogic Corporation | X-ray collimator |
| US6922457B2 (en) * | 2001-11-29 | 2005-07-26 | Kabushiki Kaisha Toshiba | Computer tomography apparatus |
| DE60333018D1 (de) * | 2002-08-21 | 2010-07-29 | Breakaway Imaging Llc | Gerüstpositionierungsgerät für röntgengeräte |
| DE10244898B4 (de) * | 2002-09-26 | 2010-04-29 | Siemens Ag | Einblendvorrichtung und Computertomographiegerät mit einer strahlerseitigen Einblendvorrichtung |
| EP1599836B1 (en) * | 2003-02-14 | 2010-04-21 | Koninklijke Philips Electronics N.V. | System and method for helical cone-beam computed tomography with exact reconstruction |
| JP2006311882A (ja) * | 2005-05-06 | 2006-11-16 | Ge Medical Systems Global Technology Co Llc | 放射線ｃｔ装置 |
| JP2007236662A (ja) * | 2006-03-09 | 2007-09-20 | Ge Medical Systems Global Technology Co Llc | Ｘ線ｃｔ装置およびそのｘ線ｃｔ画像再構成方法、ｘ線ｃｔ画像撮影方法。 |
| US8483353B2 (en) * | 2006-09-19 | 2013-07-09 | General Electric Company | Integrated X-ray detector assembly and method of making same |
| DE102007058104A1 (de) * | 2007-12-03 | 2009-06-10 | Siemens Ag | Strahleinblendungseinheit, Strahlerzeugungseinrichtung und Tomografieeinrichtung |
| US8817946B2 (en) * | 2009-12-16 | 2014-08-26 | Hitachi Medical Corporation | X-ray detector and X-ray CT apparatus |
| US20110211667A1 (en) * | 2010-02-26 | 2011-09-01 | Abdelaziz Ikhlef | De-populated detector for computed tomography and method of making same |
-
2013
- 2013-01-31 CN CN201310037469.8A patent/CN103961119A/zh active Pending
-
2014
- 2014-01-20 IN IN222CH2014 patent/IN2014CH00222A/en unknown
- 2014-01-29 JP JP2014013858A patent/JP6356422B2/ja active Active
- 2014-01-30 US US14/168,100 patent/US9395313B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103961119A (zh) | 2014-08-06 |
| JP6356422B2 (ja) | 2018-07-11 |
| JP2014147739A (ja) | 2014-08-21 |
| US20140211913A1 (en) | 2014-07-31 |
| US9395313B2 (en) | 2016-07-19 |
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