EP0530117A1 - Eléments radiographiques peu sensibles aux expositions parasites à travers le support adapté pour l'enregistrement d'une image de la chair et des os - Google Patents
Eléments radiographiques peu sensibles aux expositions parasites à travers le support adapté pour l'enregistrement d'une image de la chair et des os Download PDFInfo
- Publication number
- EP0530117A1 EP0530117A1 EP92420275A EP92420275A EP0530117A1 EP 0530117 A1 EP0530117 A1 EP 0530117A1 EP 92420275 A EP92420275 A EP 92420275A EP 92420275 A EP92420275 A EP 92420275A EP 0530117 A1 EP0530117 A1 EP 0530117A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- emulsion layer
- silver halide
- halide emulsion
- crossover
- layer unit
- 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.)
- Withdrawn
Links
- 210000000988 bone and bone Anatomy 0.000 title abstract description 40
- 238000003384 imaging method Methods 0.000 title description 24
- 239000000839 emulsion Substances 0.000 claims abstract description 140
- 229910052709 silver Inorganic materials 0.000 claims abstract description 49
- 239000004332 silver Substances 0.000 claims abstract description 49
- -1 silver halide Chemical class 0.000 claims abstract description 42
- 238000012545 processing Methods 0.000 claims description 8
- 230000001747 exhibiting effect Effects 0.000 claims description 7
- 230000005670 electromagnetic radiation Effects 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 3
- 210000004872 soft tissue Anatomy 0.000 abstract description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 9
- 108010010803 Gelatin Proteins 0.000 description 6
- 229920000159 gelatin Polymers 0.000 description 6
- 239000008273 gelatin Substances 0.000 description 6
- 235000019322 gelatine Nutrition 0.000 description 6
- 235000011852 gelatine desserts Nutrition 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 238000013459 approach Methods 0.000 description 5
- 239000000084 colloidal system Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000012800 visualization Methods 0.000 description 3
- 206010073306 Exposure to radiation Diseases 0.000 description 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 229910052771 Terbium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- KAMCBFNNGGVPPW-UHFFFAOYSA-N 1-(ethenylsulfonylmethoxymethylsulfonyl)ethene Chemical compound C=CS(=O)(=O)COCS(=O)(=O)C=C KAMCBFNNGGVPPW-UHFFFAOYSA-N 0.000 description 1
- LRUDIIUSNGCQKF-UHFFFAOYSA-N 5-methyl-1H-benzotriazole Chemical compound C1=C(C)C=CC2=NNN=C21 LRUDIIUSNGCQKF-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 description 1
- 229910004879 Na2S2O5 Inorganic materials 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- XYXNTHIYBIDHGM-UHFFFAOYSA-N ammonium thiosulfate Chemical compound [NH4+].[NH4+].[O-]S([O-])(=O)=S XYXNTHIYBIDHGM-UHFFFAOYSA-N 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000009206 nuclear medicine Methods 0.000 description 1
- CMCWWLVWPDLCRM-UHFFFAOYSA-N phenidone Chemical compound N1C(=O)CCN1C1=CC=CC=C1 CMCWWLVWPDLCRM-UHFFFAOYSA-N 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 235000019252 potassium sulphite Nutrition 0.000 description 1
- 238000002601 radiography Methods 0.000 description 1
- 238000001959 radiotherapy Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 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
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/16—X-ray, infrared, or ultraviolet ray processes
- G03C5/17—X-ray, infrared, or ultraviolet ray processes using screens to intensify X-ray images
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C2200/00—Details
- G03C2200/58—Sensitometric characteristics
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/16—X-ray, infrared, or ultraviolet ray processes
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74668791A | 1991-08-16 | 1991-08-16 | |
US746687 | 1991-08-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0530117A1 true EP0530117A1 (fr) | 1993-03-03 |
Family
ID=25001903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP92420275A Withdrawn EP0530117A1 (fr) | 1991-08-16 | 1992-08-13 | Eléments radiographiques peu sensibles aux expositions parasites à travers le support adapté pour l'enregistrement d'une image de la chair et des os |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0530117A1 (fr) |
JP (1) | JPH05197053A (fr) |
CA (1) | CA2074898A1 (fr) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0611226A1 (fr) * | 1993-02-08 | 1994-08-17 | Eastman Kodak Company | Eléments radiographiques peu sensibles aux expositions parasites à travers le support adaptés pour l'enregistrement d'une image de la chair et des os |
WO1995021403A1 (fr) * | 1994-02-04 | 1995-08-10 | Eastman Kodak Company | Elements et ensembles radiographiques a surimpression minimale adaptes pour la visualisation de la chair et des os |
EP0725311A1 (fr) * | 1995-02-02 | 1996-08-07 | Eastman Kodak Company | Construction de courbes d'échelle de tonalité |
EP0874275A1 (fr) * | 1997-04-23 | 1998-10-28 | Agfa-Gevaert N.V. | Produit photographique à l'halogénure d'argent pour la mammographie |
WO1998021625A3 (fr) * | 1996-11-10 | 1998-11-05 | Smartlight Limited | Film a latitude etendue |
EP1271238A2 (fr) * | 2001-06-28 | 2003-01-02 | Eastman Kodak Company | Asemblage pour la formation d'images portail avec filtre à densité neutre et procédé de son utilisation |
EP1271239A3 (fr) * | 2001-06-28 | 2003-02-12 | Eastman Kodak Company | Assemblage pour la formation d'images portail en oncologie avec des écrans renforcateurs asymmétriques et procédé d'utilisation |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE530129A (fr) * | ||||
FR875269A (fr) * | 1940-09-02 | 1942-09-14 | Schering Ag | Procédé de prise de vues radiographiques avec ou sans écrans renforçateurs |
DE1017464B (de) * | 1955-04-30 | 1957-10-10 | C Schleussner Fotowerke G M B | Verfahren zur Herstellung zweiseitig beschichteter Roentgenfilme |
US3923515A (en) * | 1974-06-24 | 1975-12-02 | Du Pont | X-Ray film with reduced print-through |
EP0126644A2 (fr) * | 1983-05-20 | 1984-11-28 | Konica Corporation | Matériel photosensible aux halogénures d'argent pour la photographie aux rayons X |
EP0384753A2 (fr) * | 1989-02-23 | 1990-08-29 | Eastman Kodak Company | Eléments radiographiques avec des relations de contrastes sélectionnées |
EP0440367A1 (fr) * | 1990-01-23 | 1991-08-07 | Konica Corporation | Matériau photographique À l'halogénure d'argent sensible à la lumière ayant une haute sensibilité et une grande finesse |
-
1992
- 1992-07-29 CA CA 2074898 patent/CA2074898A1/fr not_active Abandoned
- 1992-08-13 EP EP92420275A patent/EP0530117A1/fr not_active Withdrawn
- 1992-08-14 JP JP21624992A patent/JPH05197053A/ja active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE530129A (fr) * | ||||
FR875269A (fr) * | 1940-09-02 | 1942-09-14 | Schering Ag | Procédé de prise de vues radiographiques avec ou sans écrans renforçateurs |
DE1017464B (de) * | 1955-04-30 | 1957-10-10 | C Schleussner Fotowerke G M B | Verfahren zur Herstellung zweiseitig beschichteter Roentgenfilme |
US3923515A (en) * | 1974-06-24 | 1975-12-02 | Du Pont | X-Ray film with reduced print-through |
EP0126644A2 (fr) * | 1983-05-20 | 1984-11-28 | Konica Corporation | Matériel photosensible aux halogénures d'argent pour la photographie aux rayons X |
EP0384753A2 (fr) * | 1989-02-23 | 1990-08-29 | Eastman Kodak Company | Eléments radiographiques avec des relations de contrastes sélectionnées |
EP0440367A1 (fr) * | 1990-01-23 | 1991-08-07 | Konica Corporation | Matériau photographique À l'halogénure d'argent sensible à la lumière ayant une haute sensibilité et une grande finesse |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0611226A1 (fr) * | 1993-02-08 | 1994-08-17 | Eastman Kodak Company | Eléments radiographiques peu sensibles aux expositions parasites à travers le support adaptés pour l'enregistrement d'une image de la chair et des os |
WO1995021403A1 (fr) * | 1994-02-04 | 1995-08-10 | Eastman Kodak Company | Elements et ensembles radiographiques a surimpression minimale adaptes pour la visualisation de la chair et des os |
EP0725311A1 (fr) * | 1995-02-02 | 1996-08-07 | Eastman Kodak Company | Construction de courbes d'échelle de tonalité |
WO1998021625A3 (fr) * | 1996-11-10 | 1998-11-05 | Smartlight Limited | Film a latitude etendue |
EP0874275A1 (fr) * | 1997-04-23 | 1998-10-28 | Agfa-Gevaert N.V. | Produit photographique à l'halogénure d'argent pour la mammographie |
US5965318A (en) * | 1997-04-23 | 1999-10-12 | Agfa-Gevaert, N.V. | Photographic silver halide material for mammography |
EP1271238A2 (fr) * | 2001-06-28 | 2003-01-02 | Eastman Kodak Company | Asemblage pour la formation d'images portail avec filtre à densité neutre et procédé de son utilisation |
EP1271239A3 (fr) * | 2001-06-28 | 2003-02-12 | Eastman Kodak Company | Assemblage pour la formation d'images portail en oncologie avec des écrans renforcateurs asymmétriques et procédé d'utilisation |
EP1271238A3 (fr) * | 2001-06-28 | 2003-02-12 | Eastman Kodak Company | Asemblage pour la formation d'images portail avec filtre à densité neutre et procédé de son utilisation |
Also Published As
Publication number | Publication date |
---|---|
CA2074898A1 (fr) | 1993-02-17 |
JPH05197053A (ja) | 1993-08-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE |
|
17P | Request for examination filed |
Effective date: 19930724 |
|
17Q | First examination report despatched |
Effective date: 19931213 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Withdrawal date: 19950207 |