NL8105469A - Aftrekstelsel voor roentgenbeelden. - Google Patents
Aftrekstelsel voor roentgenbeelden. Download PDFInfo
- Publication number
- NL8105469A NL8105469A NL8105469A NL8105469A NL8105469A NL 8105469 A NL8105469 A NL 8105469A NL 8105469 A NL8105469 A NL 8105469A NL 8105469 A NL8105469 A NL 8105469A NL 8105469 A NL8105469 A NL 8105469A
- Authority
- NL
- Netherlands
- Prior art keywords
- image
- ray
- images
- energy
- shutter
- Prior art date
Links
- 230000015654 memory Effects 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 16
- 238000003384 imaging method Methods 0.000 claims description 12
- 230000000750 progressive effect Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 210000000056 organ Anatomy 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 2
- 241000237502 Ostreidae Species 0.000 claims 1
- 235000020636 oyster Nutrition 0.000 claims 1
- 230000003068 static effect Effects 0.000 description 16
- 210000004204 blood vessel Anatomy 0.000 description 11
- 210000003484 anatomy Anatomy 0.000 description 10
- 238000010894 electron beam technology Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 210000000988 bone and bone Anatomy 0.000 description 5
- 238000013507 mapping Methods 0.000 description 5
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 4
- 239000000872 buffer Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052740 iodine Inorganic materials 0.000 description 4
- 239000011630 iodine Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 3
- 210000004872 soft tissue Anatomy 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 238000002583 angiography Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000012217 deletion Methods 0.000 description 2
- 230000037430 deletion Effects 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 241000234282 Allium Species 0.000 description 1
- 235000002732 Allium cepa var. cepa Nutrition 0.000 description 1
- 241001212789 Dynamis Species 0.000 description 1
- 206010071051 Soft tissue mass Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 150000002497 iodine compounds Chemical class 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008855 peristalsis Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000002601 radiography Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 238000011410 subtraction method Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 238000012800 visualization Methods 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
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
-
- 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
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4266—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a plurality of detector units
-
- 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
- A61B6/48—Diagnostic techniques
- A61B6/481—Diagnostic techniques involving the use of contrast agents
-
- 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
- A61B6/48—Diagnostic techniques
- A61B6/482—Diagnostic techniques involving multiple energy imaging
-
- 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
- A61B6/48—Diagnostic techniques
- A61B6/484—Diagnostic techniques involving phase contrast X-ray imaging
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/32—Transforming X-rays
- H04N5/3205—Transforming X-rays using subtraction imaging techniques
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
- H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Vascular Medicine (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
- Closed-Circuit Television Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22924981 | 1981-01-28 | ||
| US06/229,249 US4355331A (en) | 1981-01-28 | 1981-01-28 | X-ray image subtracting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8105469A true NL8105469A (nl) | 1982-08-16 |
Family
ID=22860420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8105469A NL8105469A (nl) | 1981-01-28 | 1981-12-04 | Aftrekstelsel voor roentgenbeelden. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4355331A (ja) |
| JP (2) | JPS57145643A (ja) |
| DE (1) | DE3201658C2 (ja) |
| FR (1) | FR2498442B1 (ja) |
| GB (1) | GB2093658B (ja) |
| NL (1) | NL8105469A (ja) |
Families Citing this family (51)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4430749A (en) | 1981-06-30 | 1984-02-07 | Siemens Gammasonics, Inc. | Medical imaging apparatus and method for furnishing difference images |
| US4449195A (en) * | 1981-11-13 | 1984-05-15 | General Electric Company | Digital fluorographic processor control |
| DE3201988A1 (de) * | 1982-01-22 | 1983-08-04 | Siemens AG, 1000 Berlin und 8000 München | Roentgendiagnostikanlage mit einer bildverstaerker-fernseh-kette |
| US4504908A (en) * | 1982-03-15 | 1985-03-12 | General Electric Company | Matched filter for X-ray temporal subtraction |
| JPS58157450A (ja) * | 1982-03-15 | 1983-09-19 | 株式会社東芝 | パルスｘ線診断装置 |
| US4482918A (en) * | 1982-04-26 | 1984-11-13 | General Electric Company | Method and apparatus for X-ray image subtraction |
| US4473843A (en) * | 1982-07-20 | 1984-09-25 | Siemens Gammasonics, Inc. | Digital radiographic system and method for adjusting such system |
| JPS5983486A (ja) * | 1982-11-04 | 1984-05-14 | Fuji Photo Film Co Ltd | 放射線画像のエネルギ−・サブトラクシヨン方法およびその方法に用いられる蓄積性螢光体シ−ト、蓄積性螢光体シ−ト積層体並びに蓄積性螢光体シ−トフイルタ積層体 |
| US4542459A (en) * | 1982-11-26 | 1985-09-17 | General Electric Company | Matched filter for x-ray hybrid subtraction |
| IL67344A (en) * | 1982-11-26 | 1986-10-31 | Elscint Ltd | Digital fluorography apparatus and method |
| US4551800A (en) * | 1982-11-26 | 1985-11-05 | General Electric Company | Integrated hybrid image remasking in a subtraction angiography method |
| US4504859A (en) * | 1983-01-13 | 1985-03-12 | John K. Grady | Multiple X-ray image scanners |
| JPS59180452A (ja) * | 1983-03-31 | 1984-10-13 | Toshiba Corp | パルスｘ線診断装置 |
| JPS59214391A (ja) * | 1983-05-18 | 1984-12-04 | Toshiba Corp | Ｘ線診断装置 |
| US4549209A (en) * | 1983-07-06 | 1985-10-22 | John K. Grady | X-Ray image converter system |
| US4561054A (en) * | 1983-10-13 | 1985-12-24 | General Electric Company | Film-based dual energy radiography |
| US4636850A (en) * | 1984-09-07 | 1987-01-13 | Adac Laboratories, Inc. | Apparatus and method for enhancement of video images |
| US4896344A (en) * | 1984-10-15 | 1990-01-23 | Grady John K | X-ray video system |
| JPS6340533A (ja) * | 1986-08-05 | 1988-02-20 | 株式会社東芝 | Ｘ線診断装置 |
| JPS63125241A (ja) * | 1986-11-14 | 1988-05-28 | 株式会社東芝 | 画像処理装置 |
| US4930144A (en) * | 1986-11-25 | 1990-05-29 | Picker International, Inc. | Radiation imaging monitor control improvement |
| US4819256A (en) * | 1987-04-20 | 1989-04-04 | American Science And Engineering, Inc. | Radiographic sensitivity for detection of flaws and cracks |
| JPS6480346A (en) * | 1987-09-21 | 1989-03-27 | Nippon Identograph Co Ltd | X-ray imaging apparatus |
| WO1989008427A1 (en) * | 1988-03-08 | 1989-09-21 | Fraunhofer-Gesellschaft Zur Förderung Der Angewand | Device for producing an angiogram |
| US4995068A (en) * | 1989-10-02 | 1991-02-19 | S&S Inficon, Inc. | Radiation therapy imaging apparatus |
| JP2548018Y2 (ja) * | 1990-01-24 | 1997-09-17 | 興和 株式会社 | Ｘ線撮像装置 |
| US5119409A (en) * | 1990-12-28 | 1992-06-02 | Fischer Imaging Corporation | Dynamic pulse control for fluoroscopy |
| US5417210A (en) * | 1992-05-27 | 1995-05-23 | International Business Machines Corporation | System and method for augmentation of endoscopic surgery |
| US5253282A (en) * | 1992-04-27 | 1993-10-12 | Lunar Corporation | System for selective material imaging |
| DE4230974C1 (de) * | 1992-09-16 | 1993-12-09 | Siemens Ag | Röntgeneinrichtung zur Erzeugung von Röntgenmehrspektren-Fernsehbildern |
| JPH08510405A (ja) * | 1994-03-17 | 1996-11-05 | フィリップス エレクトロニクス エヌ ベー | Ｘ線装置 |
| WO1997023994A1 (en) * | 1995-12-22 | 1997-07-03 | Philips Electronics N.V. | X-ray examination apparatus including a subtraction unit |
| FR2798551B1 (fr) * | 1999-09-14 | 2001-11-30 | Eppra | Dispositif de radiologie comportant des moyens d'agrandissement d'images perfectionnees |
| US20030228288A1 (en) * | 1999-10-15 | 2003-12-11 | Scarborough Nelson L. | Volume maintaining osteoinductive/osteoconductive compositions |
| US9387094B2 (en) | 2000-07-19 | 2016-07-12 | Warsaw Orthopedic, Inc. | Osteoimplant and method of making same |
| US7323193B2 (en) | 2001-12-14 | 2008-01-29 | Osteotech, Inc. | Method of making demineralized bone particles |
| US6917697B2 (en) * | 2001-05-08 | 2005-07-12 | Ge Medical Systems Global Technology Company, Llc | Method and apparatus to automatically determine tissue cancellation parameters in X-ray dual energy imaging |
| US7163691B2 (en) | 2001-10-12 | 2007-01-16 | Osteotech, Inc. | Bone graft |
| JP4669653B2 (ja) * | 2003-04-22 | 2011-04-13 | キヤノン株式会社 | 放射線撮像装置、放射線撮像システム及びコンピュータプログラム |
| CA2528086C (en) | 2003-06-11 | 2013-01-08 | Osteotech, Inc. | Osteoimplants and methods for their manufacture |
| GB2416945A (en) * | 2004-08-04 | 2006-02-08 | Imp College Innovations Ltd | Imaging system for generating output images from a sequence of component images |
| WO2007056671A1 (en) | 2005-11-02 | 2007-05-18 | Osteotech, Inc. | Hemostatic bone graft |
| CN101478917B (zh) * | 2006-06-28 | 2012-03-21 | 皇家飞利浦电子股份有限公司 | 基于3d图像数据的空间变化的2d图像处理 |
| US8073234B2 (en) * | 2007-08-27 | 2011-12-06 | Acushnet Company | Method and apparatus for inspecting objects using multiple images having varying optical properties |
| JP5106978B2 (ja) * | 2007-10-15 | 2012-12-26 | 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 |
| EP2358352B1 (en) | 2008-10-24 | 2018-08-29 | Warsaw Orthopedic, Inc. | Compositions and methods for promoting bone formation |
| US8311182B2 (en) * | 2010-09-22 | 2012-11-13 | General Electric Company | System and method of notch filtration for dual energy CT |
| US8946647B2 (en) | 2011-02-17 | 2015-02-03 | Drs Rsta, Inc. | System and method for identifying non-cooperative pulsed radiation sources in a field-of-view of an imaging sensor |
| US9044186B2 (en) | 2012-06-25 | 2015-06-02 | George W. Ma | Portable dual-energy radiographic X-ray perihpheral bone density and imaging systems and methods |
| US9627098B2 (en) * | 2013-03-14 | 2017-04-18 | Varex Imaging Corporation | Real-time moving collimators made with X-ray filtering material |
| US10383589B2 (en) * | 2017-12-01 | 2019-08-20 | General Electric Company | Direct monochromatic image generation for spectral computed tomography |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3283071A (en) * | 1963-06-04 | 1966-11-01 | Motorola Inc | Method of examining x-rays |
| DE2042009C3 (de) * | 1970-08-25 | 1975-02-27 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Anordnung zur zerstörungsfreien Dichtemessung von Stoffen lebender Objekte mittels durchdringender Strahlen |
| US3894181A (en) * | 1973-06-14 | 1975-07-08 | Wisconsin Alumni Res Found | Differential enhancement of periodically variable images |
| US3848130A (en) * | 1973-06-25 | 1974-11-12 | A Macovski | Selective material x-ray imaging system |
| US3974386A (en) * | 1974-07-12 | 1976-08-10 | Wisconsin Alumni Research Foundation | Differential X-ray method and apparatus |
| US4029963A (en) * | 1976-07-30 | 1977-06-14 | The Board Of Trustees Of Leland Stanford Junior University | X-ray spectral decomposition imaging system |
| US4204226A (en) * | 1978-05-16 | 1980-05-20 | Wisconsin Alumni Research Foundation | Real-time digital X-ray time interval difference imaging |
| US4204225A (en) * | 1978-05-16 | 1980-05-20 | Wisconsin Alumni Research Foundation | Real-time digital X-ray subtraction imaging |
| GB2020945B (en) * | 1978-05-16 | 1982-12-01 | Wisconsin Alumni Res Found | Real-time digital x-ray substraction imaging |
| JPH0643518B2 (ja) * | 1989-08-25 | 1994-06-08 | バンドー化学株式会社 | 伝動ベルト |
-
1981
- 1981-01-28 US US06/229,249 patent/US4355331A/en not_active Expired - Fee Related
- 1981-11-19 GB GB8134867A patent/GB2093658B/en not_active Expired
- 1981-12-04 NL NL8105469A patent/NL8105469A/nl not_active Application Discontinuation
-
1982
- 1982-01-21 DE DE3201658A patent/DE3201658C2/de not_active Expired
- 1982-01-27 FR FR8201227A patent/FR2498442B1/fr not_active Expired
- 1982-01-28 JP JP57011032A patent/JPS57145643A/ja active Granted
-
1989
- 1989-08-14 JP JP1208037A patent/JPH02119382A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57145643A (en) | 1982-09-08 |
| DE3201658C2 (de) | 1986-12-04 |
| FR2498442A1 (fr) | 1982-07-30 |
| GB2093658B (en) | 1985-10-02 |
| JPH02119382A (ja) | 1990-05-07 |
| JPH0381350B2 (ja) | 1991-12-27 |
| GB2093658A (en) | 1982-09-02 |
| DE3201658A1 (de) | 1982-08-26 |
| FR2498442B1 (fr) | 1986-01-10 |
| US4355331A (en) | 1982-10-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| BI | The patent application has been withdrawn |