JP2005189818A - 複数の異なる貯蔵燐光体スクリーンを読み出すためのシステム - Google Patents
複数の異なる貯蔵燐光体スクリーンを読み出すためのシステム Download PDFInfo
- Publication number
- JP2005189818A JP2005189818A JP2004307602A JP2004307602A JP2005189818A JP 2005189818 A JP2005189818 A JP 2005189818A JP 2004307602 A JP2004307602 A JP 2004307602A JP 2004307602 A JP2004307602 A JP 2004307602A JP 2005189818 A JP2005189818 A JP 2005189818A
- Authority
- JP
- Japan
- Prior art keywords
- phosphor
- screen
- stimulation
- radiation
- screens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 128
- 238000003860 storage Methods 0.000 title abstract description 25
- 230000005855 radiation Effects 0.000 claims abstract description 29
- 239000011230 binding agent Substances 0.000 claims abstract description 17
- 230000000638 stimulation Effects 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 238000001228 spectrum Methods 0.000 claims abstract description 5
- 238000000295 emission spectrum Methods 0.000 claims abstract description 4
- 229910052693 Europium Inorganic materials 0.000 claims description 18
- 229910052801 chlorine Inorganic materials 0.000 claims description 17
- 229910052794 bromium Inorganic materials 0.000 claims description 16
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 claims description 15
- 229910052740 iodine Inorganic materials 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 10
- 230000004936 stimulating effect Effects 0.000 claims description 8
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 5
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 239000000843 powder Substances 0.000 abstract description 5
- 239000000758 substrate Substances 0.000 abstract 1
- LYQFWZFBNBDLEO-UHFFFAOYSA-M caesium bromide Chemical compound [Br-].[Cs+] LYQFWZFBNBDLEO-UHFFFAOYSA-M 0.000 description 34
- 239000000203 mixture Substances 0.000 description 21
- 150000004820 halides Chemical class 0.000 description 17
- 238000000034 method Methods 0.000 description 16
- 239000000460 chlorine Substances 0.000 description 14
- 238000007740 vapor deposition Methods 0.000 description 12
- 239000002245 particle Substances 0.000 description 9
- 239000013078 crystal Substances 0.000 description 8
- 238000009607 mammography Methods 0.000 description 7
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 6
- 239000003513 alkali Substances 0.000 description 6
- 229910052731 fluorine Inorganic materials 0.000 description 6
- 238000002601 radiography Methods 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
- 229910001615 alkaline earth metal halide Inorganic materials 0.000 description 5
- 150000002178 europium compounds Chemical class 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 5
- 238000000151 deposition Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 229910052788 barium Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 229910052792 caesium Inorganic materials 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005240 physical vapour deposition Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- 229920002633 Kraton (polymer) Polymers 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 229910052789 astatine Inorganic materials 0.000 description 2
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- -1 europium activated CsBr Chemical class 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 239000004922 lacquer Substances 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000002207 thermal evaporation Methods 0.000 description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- 206010006187 Breast cancer Diseases 0.000 description 1
- 208000026310 Breast neoplasm Diseases 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 208000004434 Calcinosis Diseases 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- 238000002083 X-ray spectrum Methods 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 229910001508 alkali metal halide Inorganic materials 0.000 description 1
- 150000008045 alkali metal halides Chemical class 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000007606 doctor blade method Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005566 electron beam evaporation Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004876 x-ray fluorescence Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- 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
- G21K4/00—Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7728—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
- C09K11/7732—Halogenides
- C09K11/7733—Halogenides with alkali or alkaline earth metals
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Conversion Of X-Rays Into Visible Images (AREA)
- Luminescent Compositions (AREA)
- Facsimile Scanning Arrangements (AREA)
- Radiography Using Non-Light Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03103948A EP1526552B1 (en) | 2003-10-24 | 2003-10-24 | System for reading out a plurality of differing storage phosphor screens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005189818A true JP2005189818A (ja) | 2005-07-14 |
| JP2005189818A5 JP2005189818A5 (enExample) | 2007-08-30 |
Family
ID=34384690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004307602A Pending JP2005189818A (ja) | 2003-10-24 | 2004-10-22 | 複数の異なる貯蔵燐光体スクリーンを読み出すためのシステム |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7180086B2 (enExample) |
| EP (1) | EP1526552B1 (enExample) |
| JP (1) | JP2005189818A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7639890B2 (en) * | 2005-10-25 | 2009-12-29 | General Electric Company | Automatic significant image generation based on image characteristics |
| EP2068327A1 (en) | 2007-11-27 | 2009-06-10 | Agfa HealthCare NV | Radiation capturing means and method of determining cumulative exposure doses. |
| EP2407106B1 (en) | 2010-07-15 | 2018-06-27 | Agfa HealthCare NV | Method of determining the spatial response signature of a detector in computed radiography |
| EP2477153B1 (en) | 2011-01-18 | 2013-11-13 | Agfa Healthcare | Method of removing the spatial response signature of a detector from a computed radiography image |
| US10125312B2 (en) * | 2016-09-06 | 2018-11-13 | Ut-Battelle, Llc | Divalent-ion-doped single crystal alkali halide scintillators |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2602644C3 (de) * | 1976-01-24 | 1982-04-08 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Komplexverbindungen der Kobaltphthalocyaninreihe |
| US4616902A (en) * | 1983-07-12 | 1986-10-14 | Kiyoshi Nagai | Composite filter, observation system and filamentary display device |
| JPS6055300A (ja) * | 1983-09-06 | 1985-03-30 | 富士写真フイルム株式会社 | 放射線像変換方法 |
| EP0835920B1 (en) * | 1996-10-10 | 2003-04-09 | Agfa-Gevaert | A new photostimulable phosphor |
| EP1065524A3 (en) * | 1999-07-02 | 2006-04-05 | Agfa-Gevaert | Radiation image read out method and apparatus |
| EP1065525A3 (en) * | 1999-07-02 | 2006-04-05 | Agfa-Gevaert | Radiation image read out apparatus |
| EP1137015A1 (en) * | 2000-03-23 | 2001-09-26 | Agfa-Gevaert N.V. | A storage phosphor screen with thick outermost layer and a method for using the same |
| US6583434B2 (en) * | 2000-04-26 | 2003-06-24 | Agfa-Gevaert | System for digital radiography and dosimetry |
| EP1359204A1 (en) | 2002-03-26 | 2003-11-05 | Agfa-Gevaert | Needle-shaped cylindrical storage phosphor crystals |
| US7186996B2 (en) * | 2004-08-06 | 2007-03-06 | Agfa-Gevaert | System for reading out storage phosphor screens |
-
2003
- 2003-10-24 EP EP03103948A patent/EP1526552B1/en not_active Expired - Lifetime
-
2004
- 2004-10-18 US US10/967,716 patent/US7180086B2/en not_active Expired - Fee Related
- 2004-10-22 JP JP2004307602A patent/JP2005189818A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US7180086B2 (en) | 2007-02-20 |
| EP1526552A1 (en) | 2005-04-27 |
| US20050087707A1 (en) | 2005-04-28 |
| EP1526552B1 (en) | 2011-09-28 |
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