IL123867A - A computed tomography scanner with a reduced power X-ray source - Google Patents
A computed tomography scanner with a reduced power X-ray sourceInfo
- Publication number
- IL123867A IL123867A IL12386796A IL12386796A IL123867A IL 123867 A IL123867 A IL 123867A IL 12386796 A IL12386796 A IL 12386796A IL 12386796 A IL12386796 A IL 12386796A IL 123867 A IL123867 A IL 123867A
- Authority
- IL
- Israel
- Prior art keywords
- ray
- detectors
- rays
- focal spot
- isocenter
- Prior art date
Links
- 238000002591 computed tomography Methods 0.000 title claims abstract description 78
- 238000003325 tomography Methods 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052802 copper Inorganic materials 0.000 claims description 14
- 239000010949 copper Substances 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 9
- 238000012544 monitoring process Methods 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims 4
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 230000005855 radiation Effects 0.000 description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000001228 spectrum Methods 0.000 description 13
- 230000006870 function Effects 0.000 description 12
- 238000009826 distribution Methods 0.000 description 10
- 238000013461 design Methods 0.000 description 8
- 230000003595 spectral effect Effects 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000010894 electron beam technology Methods 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 5
- 229910052793 cadmium Inorganic materials 0.000 description 4
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 4
- 238000012937 correction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- PBYZMCDFOULPGH-UHFFFAOYSA-N tungstate Chemical compound [O-][W]([O-])(=O)=O PBYZMCDFOULPGH-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 210000004884 grey matter Anatomy 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 210000003205 muscle Anatomy 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
- 238000007493 shaping process Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 210000004885 white matter Anatomy 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000002083 X-ray spectrum Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 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
-
- 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
- A61B6/4071—Pencil 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
- A61B6/03—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
- A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
-
- 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
- A61B6/4035—Arrangements for generating radiation specially adapted for radiation diagnosis the source being combined with a filter or grating
-
- 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
- A61B6/583—Calibration using calibration phantoms
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Biophysics (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- High Energy & Nuclear Physics (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL13653896A IL136538A0 (en) | 1995-11-02 | 1996-11-01 | Computed tomography scanner with reduced power x-ray source |
| IL13653596A IL136535A0 (en) | 1995-11-02 | 1996-11-01 | Computed tomography scanner with reduced power x-ray source |
| IL13653696A IL136536A0 (en) | 1995-11-02 | 1996-11-01 | Computed tomography scanner with reduced power x-ray source |
| IL13653796A IL136537A0 (en) | 1995-11-02 | 1996-11-01 | Computed tomography scanner with reduced power x-ray source |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55206495A | 1995-11-02 | 1995-11-02 | |
| US08/739,543 US5867553A (en) | 1995-11-02 | 1996-10-30 | Computed tomography scanner with reduced power x-ray source |
| PCT/US1996/017453 WO1997016721A1 (en) | 1995-11-02 | 1996-11-01 | Computed tomography scanner with reduced power x-ray source |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL123867A0 IL123867A0 (en) | 1998-10-30 |
| IL123867A true IL123867A (en) | 2001-07-24 |
Family
ID=27069939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL12386796A IL123867A (en) | 1995-11-02 | 1996-11-01 | A computed tomography scanner with a reduced power X-ray source |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5867553A (ja) |
| JP (1) | JPH11500340A (ja) |
| KR (1) | KR100307245B1 (ja) |
| CN (1) | CN1213696C (ja) |
| AU (1) | AU7600796A (ja) |
| BR (1) | BR9611295A (ja) |
| GB (1) | GB2320878B (ja) |
| IL (1) | IL123867A (ja) |
| NL (1) | NL1004424C2 (ja) |
| WO (1) | WO1997016721A1 (ja) |
Families Citing this family (58)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5848117A (en) * | 1996-11-27 | 1998-12-08 | Analogic Corporation | Apparatus and method for computed tomography scanning using halfscan reconstruction with asymmetric detector system |
| US6134292A (en) * | 1998-07-13 | 2000-10-17 | General Electric Company | Methods and apparatus for reducing z-axis non-uniformity artifacts |
| US6464136B2 (en) | 1999-12-28 | 2002-10-15 | Christopher S. Walsh | Record and verification method, apparatus and system |
| US6497358B1 (en) | 1999-09-13 | 2002-12-24 | Christopher S. Walsh | Record and verification method and system for radiation therapy |
| KR20010097505A (ko) * | 2000-04-24 | 2001-11-08 | 최재오 | 방사선 치료 계획 시스템 및 그 제어방법 |
| JP2002102217A (ja) * | 2000-09-28 | 2002-04-09 | Ge Medical Systems Global Technology Co Llc | Ｘ線ｃｔシステム、ガントリ装置、コンソール端末及びその制御方法及び記憶媒体 |
| AU2002324849B2 (en) * | 2001-09-04 | 2008-01-24 | Quality Control, Inc. | X-ray fluorescence measuring system and methods for trace elements |
| JP2005503884A (ja) * | 2001-10-01 | 2005-02-10 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Ｃｔ撮像システムにおけるｘ線検出器を較正する方法及び装置 |
| US6904118B2 (en) * | 2002-07-23 | 2005-06-07 | General Electric Company | Method and apparatus for generating a density map using dual-energy CT |
| AU2003252103A1 (en) * | 2002-07-23 | 2004-02-09 | Ge Medical Systems Global Technology Company, Llc | Methods and systems for detecting components of plaque |
| US7224765B2 (en) * | 2002-10-02 | 2007-05-29 | Reveal Imaging Technologies, Inc. | Computed tomography system |
| ATE496291T1 (de) * | 2002-10-02 | 2011-02-15 | Reveal Imaging Technologies Inc | Kompakter ct-scanner für gepäckstücke mit detektoranordnungen in unterschiedlichem abstand zur röntgenquelle |
| US7624027B1 (en) | 2002-10-29 | 2009-11-24 | Practice Velocity, LLC | Method and system for automated medical records processing |
| US10714213B2 (en) | 2002-10-29 | 2020-07-14 | Practice Velocity, LLC | Method and system for automated medical records processing with patient tracking |
| US8606594B2 (en) | 2002-10-29 | 2013-12-10 | Practice Velocity, LLC | Method and system for automated medical records processing |
| US11361853B2 (en) | 2002-10-29 | 2022-06-14 | Practice Velocity, LLC | Method and system for automated medical records processing with telemedicine |
| US9842188B2 (en) | 2002-10-29 | 2017-12-12 | Practice Velocity, LLC | Method and system for automated medical records processing with cloud computing |
| US7627078B2 (en) * | 2002-11-08 | 2009-12-01 | Ge Medical Systems Global Technology Company, Llc | Methods and apparatus for detecting structural, perfusion, and functional abnormalities |
| JP4142482B2 (ja) * | 2003-04-04 | 2008-09-03 | 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 |
| JP3950811B2 (ja) * | 2003-04-17 | 2007-08-01 | 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装置およびビームハードニング後処理方法 |
| US7039154B1 (en) * | 2003-10-02 | 2006-05-02 | Reveal Imaging Technologies, Inc. | Folded array CT baggage scanner |
| US7027554B2 (en) * | 2004-03-01 | 2006-04-11 | Invision Technologies, Inc. | Reduced-size apparatus for non-intrusively inspecting an object |
| DE102004025119B4 (de) * | 2004-05-21 | 2012-08-02 | Siemens Ag | Röntgenstrahler |
| JP4341473B2 (ja) * | 2004-06-01 | 2009-10-07 | 株式会社島津製作所 | Ｘ線撮影装置 |
| DE102004034237A1 (de) * | 2004-07-15 | 2006-02-09 | Siemens Ag | Verfahren zur Korrektur von Detektorsignalen eines Gerätes zur Rekonstruktion von Schnittbildern aus Projektionsdaten |
| US8888364B2 (en) | 2004-07-30 | 2014-11-18 | Neurologica Corp. | Anatomical imaging system with centipede scanning drive, bottom notch to accommodate base of patient support, and motorized drive for transporting the system between scanning locations |
| US8971482B2 (en) | 2004-07-30 | 2015-03-03 | Neurologica Corp. | Anatomical imaging system with centipede belt drive and bottom notch to accommodate base of patient support |
| US7175347B2 (en) | 2004-07-30 | 2007-02-13 | Neurologica, Corp. | Anatomical imaging system with centipede belt drive |
| US8905637B2 (en) | 2004-07-30 | 2014-12-09 | Neurologica Corp. | X-ray transparent bed and gurney extender for use with mobile computerized tomography (CT) imaging systems |
| US11298093B2 (en) | 2004-07-30 | 2022-04-12 | Neurologica Corp. | Anatomical imaging system with centipede belt drive |
| DE102004039681B4 (de) * | 2004-08-16 | 2006-06-01 | Siemens Ag | Tomographiegerät und Verfahren für ein Tomographiegerät |
| US7381964B1 (en) * | 2004-11-24 | 2008-06-03 | General Electric Company | Method and system of x-ray data calibration |
| US7200534B2 (en) * | 2005-03-07 | 2007-04-03 | Agilent Technologies, Inc. | Radiographic imaging systems and methods for designing same |
| US20060213845A1 (en) * | 2005-03-23 | 2006-09-28 | General Electric Company | Systems, methods and apparatus of a holder for portable electromagnetic energy detectors |
| JP2007000406A (ja) * | 2005-06-24 | 2007-01-11 | Ge Medical Systems Global Technology Co Llc | Ｘ線ｃｔ撮影方法およびｘ線ｃｔ装置 |
| EP2051634A2 (en) * | 2006-08-09 | 2009-04-29 | Koninklijke Philips Electronics N.V. | Gantry x-ray transmissive element |
| US7997798B2 (en) * | 2008-07-08 | 2011-08-16 | General Electric Company | Multi-purpose docking apparatus of digital X-ray detector |
| US8193762B2 (en) * | 2008-07-22 | 2012-06-05 | General Electric Company | Battery charging apparatus of a wireless digital X-ray detector |
| US20100111263A1 (en) * | 2008-10-30 | 2010-05-06 | General Electric Company | Modular handle for digital x-ray detectors |
| KR101163523B1 (ko) * | 2009-11-20 | 2012-07-06 | 주식회사바텍 | 엑스선 필터부가 구비된 엑스선 촬영장치 |
| JP2011172847A (ja) * | 2010-02-25 | 2011-09-08 | Fujifilm Corp | 放射線画像生成装置及び放射線画像生成方法 |
| EP2638558B1 (en) * | 2010-11-08 | 2018-02-07 | Koninklijke Philips N.V. | Determining changes in the x-ray emission yield of an x-ray source |
| US8757878B2 (en) * | 2011-01-11 | 2014-06-24 | General Electric Company | Temperature drift correction for multi-slice detector in computed tomography |
| US8861678B2 (en) | 2012-05-11 | 2014-10-14 | General Electric Company | Power and communication interface between a digital X-ray detector and an X-ray imaging system |
| US8891733B2 (en) | 2012-05-11 | 2014-11-18 | General Electric Company | Power and communication interface between a digital X-ray detector and an X-ray imaging system |
| DE102012216269A1 (de) * | 2012-09-13 | 2014-03-13 | Siemens Aktiengesellschaft | Röntgensystem und Verfahren zur Erzeugung von Bilddaten |
| CN103356226A (zh) * | 2013-04-27 | 2013-10-23 | 中国人民解放军北京军区总医院 | 探测器及其设计方法、移动ct扫描仪 |
| CN103728724B (zh) * | 2013-12-19 | 2016-07-06 | 合肥工业大学 | 一种层析扫描系统及层析扫描方法 |
| US10357221B2 (en) * | 2014-08-22 | 2019-07-23 | Samsung Electronics Co., Ltd. | Anatomical imaging system with improved detector calibration process |
| ES2646687B1 (es) * | 2017-03-15 | 2018-10-26 | Fundación Para La Investigación Biomedica Del Hospital Gregorio Marañon | Equipo y método de generación de tomografías |
| EP3413691A1 (en) * | 2017-06-08 | 2018-12-12 | Koninklijke Philips N.V. | Apparatus for generating x-rays |
| CN107874775A (zh) * | 2017-11-30 | 2018-04-06 | 江苏摩科特医疗科技有限公司 | 一种ct扫描仪及成像方法 |
| US11717252B2 (en) | 2018-08-03 | 2023-08-08 | NeuroLogica Corporation, a subsidiary of Samsung Electronics Co., Ltd. | AI-based rendered volume auto-correction for fixed and mobile x-ray imaging modalities and other imaging modalities |
| WO2020067323A1 (ja) | 2018-09-27 | 2020-04-02 | 富士フイルム株式会社 | 放射線撮影装置 |
| WO2020137939A1 (ja) * | 2018-12-26 | 2020-07-02 | 雫石 誠 | 撮像装置とその駆動方法 |
| CN109901213B (zh) * | 2019-03-05 | 2022-06-07 | 中国辐射防护研究院 | 一种基于Reuter网格的γ扫描方案生成方法及系统 |
| US20220365006A1 (en) * | 2021-05-12 | 2022-11-17 | The Boeing Company | System, method, and apparatus for x-ray backscatter inspection of parts |
| US11480533B1 (en) * | 2022-04-14 | 2022-10-25 | Honeywell Federal Manufacturing & Technologies, Llc | Multi-scan computed tomography defect detectability |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2398487A1 (fr) * | 1977-07-29 | 1979-02-23 | Radiologie Cie Gle | Appareil radiologique pour tomographie axiale transverse |
| JPS597679B2 (ja) * | 1979-03-28 | 1984-02-20 | 株式会社日立製作所 | シンチレ−タ用結晶及びその製造方法 |
| JPS5639465A (en) | 1979-09-10 | 1981-04-15 | Olympus Optical Co Ltd | Detecting method of immunological agglutination |
| US4361902A (en) * | 1980-07-07 | 1982-11-30 | General Electric Company | Collimator for x-ray diagnostic apparatus |
| IL64106A0 (en) * | 1981-06-12 | 1982-01-31 | Analogic Corp | Continuous wave fan beam tomography system |
| US4547893A (en) * | 1981-06-12 | 1985-10-15 | Analogic Corporation | Continuous wave fan beam tomography system having a best-estimating filter |
| US4598415A (en) * | 1982-09-07 | 1986-07-01 | Imaging Sciences Associates Limited Partnership | Method and apparatus for producing X-rays |
| DE3408681A1 (de) * | 1984-03-09 | 1985-09-12 | Siemens AG, 1000 Berlin und 8000 München | Detektorsystem fuer die computer-tomographie sowie -radiographie und verfahren zum betrieb des systems |
| JPH081377B2 (ja) * | 1984-12-28 | 1996-01-10 | 株式会社東芝 | タイヤ負荷試験断層撮影装置 |
| GB2181330B (en) * | 1985-09-26 | 1990-05-09 | Toshiba Kk | X-ray inspection apparatus |
| US4911189A (en) * | 1988-02-16 | 1990-03-27 | Halbert James B | Motorized vapor degreaser |
| US5128864A (en) * | 1989-08-09 | 1992-07-07 | W. L. Systems, Inc. | Method for computing tomographic scans |
| US4991189A (en) * | 1990-04-16 | 1991-02-05 | General Electric Company | Collimation apparatus for x-ray beam correction |
| AU646068B2 (en) * | 1990-07-02 | 1994-02-03 | Varian Medical Systems, Inc. | Computed tomography apparatus using image intensifier detector |
| US5131021A (en) * | 1991-06-21 | 1992-07-14 | General Electric Company | Computed tomography system with control and correction of fan beam position |
| US5220589A (en) * | 1991-07-18 | 1993-06-15 | General Electric Company | Correction circuit for a floating-point amplifier |
| US5214686A (en) * | 1991-12-13 | 1993-05-25 | Wake Forest University | Three-dimensional panoramic dental radiography method and apparatus which avoids the subject's spine |
| US5408521B1 (en) * | 1992-04-14 | 1997-08-26 | Xre Corp | Angiographic x-ray system wih 360 degree scanning |
| US5503664A (en) | 1992-05-20 | 1996-04-02 | Seiko Epson Corporation | Ink compositions for ink jet printing |
| US5577026A (en) | 1993-12-28 | 1996-11-19 | Analogic Corporation | Apparatus for transferring data to and from a moving device |
| US5550886A (en) * | 1994-11-22 | 1996-08-27 | Analogic Corporation | X-Ray focal spot movement compensation system |
| BR9509778A (pt) | 1994-11-28 | 1997-09-30 | Analogic Corp | Sistema de imagem médica para uso em ups |
-
1996
- 1996-10-30 US US08/739,543 patent/US5867553A/en not_active Expired - Lifetime
- 1996-11-01 KR KR1019980703281A patent/KR100307245B1/ko not_active IP Right Cessation
- 1996-11-01 GB GB9805862A patent/GB2320878B/en not_active Expired - Fee Related
- 1996-11-01 JP JP9517535A patent/JPH11500340A/ja active Pending
- 1996-11-01 BR BR9611295A patent/BR9611295A/pt unknown
- 1996-11-01 AU AU76007/96A patent/AU7600796A/en not_active Abandoned
- 1996-11-01 CN CNB961980354A patent/CN1213696C/zh not_active Expired - Fee Related
- 1996-11-01 IL IL12386796A patent/IL123867A/en not_active IP Right Cessation
- 1996-11-01 WO PCT/US1996/017453 patent/WO1997016721A1/en active IP Right Grant
- 1996-11-04 NL NL1004424A patent/NL1004424C2/nl not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU7600796A (en) | 1997-05-22 |
| US5867553A (en) | 1999-02-02 |
| CN1213696C (zh) | 2005-08-10 |
| GB9805862D0 (en) | 1998-05-13 |
| KR100307245B1 (ko) | 2001-12-17 |
| GB2320878B (en) | 2000-04-26 |
| CN1201524A (zh) | 1998-12-09 |
| BR9611295A (pt) | 1999-07-13 |
| NL1004424A1 (nl) | 1997-05-13 |
| GB2320878A (en) | 1998-07-01 |
| IL123867A0 (en) | 1998-10-30 |
| MX9803438A (es) | 1998-09-30 |
| JPH11500340A (ja) | 1999-01-12 |
| WO1997016721A1 (en) | 1997-05-09 |
| NL1004424C2 (nl) | 1999-07-26 |
| KR19990067300A (ko) | 1999-08-16 |
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