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    • 2. 发明申请
    • RADIATION IMAGE STORAGE PANEL SUITABLE FOR USE IN MAMMOGRAPHIC APPLICATIONS
    • 适用于农业应用的辐射图像存储面板
    • US20090001287A1
    • 2009-01-01
    • US12168962
    • 2008-07-08
    • Paul LeblansIlse MansJean-Pierre TahonLudo Neyens
    • Paul LeblansIlse MansJean-Pierre TahonLudo Neyens
    • H05B33/00
    • G21K4/00C09K11/7733
    • In a photostimulable storage phosphor screen or panel wherein said screen comprises storage phosphor particles dispersed in a binder and wherein said particles have a particle size distribution having a d99 which is not more than 15 μm, said d99 expressing a grain size limit above which not more than 1% by weight of phosphor powder particles is present in said phosphor powder, its structure noise parameter DQE2rel exceeds a value of 0.70 and a ratio of d99 (expressed in μm) and DQE2rel is not more than 25:1, wherein DQE2rel is the ratio of the DQE2 obtained at a dose of 22 mR to the DQE2 obtained at a dose of 3 mR, as expressed in formula (I) DQE2rel=DQE2(22 mR))/DQE2(3 mR)  (I) which is representative for an amount of screen-structure noise produced by said screen or panel in the complete spatial frequency range.
    • 在可光激励的存储荧光屏或面板中,其中所述屏幕包括分散在粘合剂中的储存荧光体颗粒,并且其中所述颗粒的粒度分布具有不大于15μm的d99,所述d99表达晶粒尺寸极限,其上不超过 所述荧光体粉末中存在1重量%以下的荧光体粉末颗粒,其结构噪声参数DQE2rel超过0.70,d99(以mum表示)与DQE2rel的比例不超过25:1,其中DQE2rel为 在式(I)中表示的剂量为22mR时获得的DQE2与以3mR的剂量获得的DQE2的比例<?in-line-formula description =“In-line Formulas”end =“lead”? > DQE2rel = DQE2(22mR))/ DQE2(3mR)(I)<?在线公式描述=“在线公式”end =“tail”?>其代表屏幕结构的量 在整个空间频率范围内由所述屏幕或面板产生的噪声。
    • 3. 发明授权
    • Radiation image storage panel suitable for use in mammographic applications
    • 辐射图像存储面板适用于乳房X光照相应用
    • US07446323B2
    • 2008-11-04
    • US11511923
    • 2006-08-29
    • Paul LeblansIlse MansJean-Pierre TahonLudo Neyens
    • Paul LeblansIlse MansJean-Pierre TahonLudo Neyens
    • G03B42/00
    • G21K4/00C09K11/7733
    • In a photostimulable storage phosphor screen or panel wherein said screen comprises storage phosphor particles dispersed in a binder and wherein said particles have a particle size distribution having a d99 which is not more than 15 μm, said d99 expressing a grain size limit above which not more than 1% by weight of phosphor powder particles is present in said phosphor powder, its structure noise parameter DQE2rel exceeds a value of 0.70 and a ratio of d99 (expressed in μm) and DQE2rel is not more than 25:1, wherein DQE2rel is the ratio of the DQE2 obtained at a dose of 22 mR to the DQE2 obtained at a dose of 3 mR, as expressed in formula (I) DQE2rel=DQE2(22 mR))/DQE2(3 mR)  (I) which is representative for an amount of screen-structure noise produced by said screen or panel in the complete spatial frequency range.
    • 在可光激励的存储荧光屏或面板中,其中所述屏幕包括分散在粘合剂中的储存磷光体颗粒,并且其中所述颗粒的粒度分布具有不大于15μm的粒子,所述d 99 表示超过该荧光体粉末中不超过1重量%的荧光体粉末颗粒的晶粒尺寸极限,其结构噪声参数DQE 2 超过0.70 并且d 99(以mum表示)与DQE 2 REL之比的比例不大于25:1,其中DQE 2 N rel 由整个屏幕或面板产生的结构噪声 空间频率范围。
    • 4. 发明申请
    • Radiation image storage panel suitable for use in mammographic applications
    • 辐射图像存储面板适用于乳房X光照相应用
    • US20070075270A1
    • 2007-04-05
    • US11511923
    • 2006-08-29
    • Paul LeblansIlse MansJean-Pierre TahonLudo Neyens
    • Paul LeblansIlse MansJean-Pierre TahonLudo Neyens
    • G03B42/08
    • G21K4/00C09K11/7733
    • In a photostimulable storage phosphor screen or panel wherein said screen comprises storage phosphor particles dispersed in a binder and wherein said particles have a particle size distribution having a d99 which is not more than 15 μm, said d99 expressing a grain size limit above which not more than 1% by weight of phosphor powder particles is present in said phosphor powder, its structure noise parameter DQE2rel exceeds a value of 0.70 and a ratio of d99 (expressed in μm) and DQE2rel is not more than 25:1, wherein DQE2rel is the ratio of the DQE2 obtained at a dose of 22 mR to the DQE2 obtained at a dose of 3 mR, as expressed in formula (I) DQE2rel=DQE2(22 mR))/DQE2(3 mR)  (I) which is representative for an amount of screen-structure noise produced by said screen or panel in the complete spatial frequency range.
    • 在可光激励的存储荧光屏或面板中,其中所述屏幕包括分散在粘合剂中的储存磷光体颗粒,并且其中所述颗粒的粒度分布具有不大于15μm的粒子,所述d 99 ,其中,在所述荧光粉中存在不超过1重量%的荧光体粉末颗粒的晶粒尺寸极限,其结构噪声参数DQE2 超过0.70的值, d 99%(以mum表示)和DQE2 的比率不大于25:1,其中DQE2 是 DQE2以22mR的剂量获得,以3mR的剂量获得,如式(I)所示。<?in-line-formula description =“In-line Formulas”end =“lead”?> DQE 2 rel = DQE 2(22 mR))/ DQE 2(3 mR)(I)<?in-line-formula description =“In-line Formulas”end =“tail”?> 整个屏幕或面板产生的结构噪声 空间频率范围。
    • 5. 发明授权
    • System comprising a scanner and a memory layer, and a memory layer for storing X-ray information items
    • 包括扫描仪和存储器层的系统以及用于存储X射线信息项的存储层
    • US07227167B2
    • 2007-06-05
    • US10882822
    • 2004-07-01
    • Paul LeblansRobert FasbenderMagath NiangClemens HerrmannRudy Van den Bergh
    • Paul LeblansRobert FasbenderMagath NiangClemens HerrmannRudy Van den Bergh
    • G03B42/08
    • G01T1/2014G01T1/2012
    • The invention relates to a system having a scanner and a memory layer. The memory layer comprises particles for storing X-ray information items, that can be excited by a stimulating radiation to emit an emission radiation corresponding to one of the X-ray information items and that are embedded in a medium and are distributed over the entire thickness of the memory layer. The scanner comprises an irradiating device for irradiating a linear region on the memory layer and a detector for the positionally resolved detection of emission radiation emitted by the memory layer along the linear region. To increase the sharpness of the X-ray information items to be detected with low losses in the intensity of the emission radiation, the medium can at least partially absorb components, directed both perpendicularly and parallel to the plane of the memory layer, of the emission radiation emitted by the individual particles.
    • 本发明涉及一种具有扫描器和存储层的系统。 存储层包括用于存储X射线信息项的颗粒,其可以被刺激性辐射激发以发射对应于一个X射线信息项的发射辐射,并且嵌入在介质中并分布在整个厚度上 的内存层。 扫描仪包括用于照射存储层上的线性区域的照射装置和用于沿着线性区域对存储层发射的发射辐射进行位置分辨检测的检测器。 为了以发射辐射强度的低损耗增加要检测的X射线信息项的清晰度,介质可以至少部分地吸收垂直于并且平行于存储层平面的成分, 单个颗粒发射的辐射。
    • 8. 发明申请
    • Method of erasing storage phosphor panels
    • 擦除存储荧光粉板的方法
    • US20080035867A1
    • 2008-02-14
    • US11825435
    • 2007-07-06
    • Luc StruyePaul LeblansJean-Pierre Tahon
    • Luc StruyePaul LeblansJean-Pierre Tahon
    • G01T1/105
    • G01T1/2016
    • In a method of reading a radiation image, stored in a CsBr:Eu type binderless needle-shaped photostimulable or storage phosphor screen after X-ray exposure of said screen, said method comprises the steps of: (1) erasing thermally stimulable energy by exposing said screen to infrared radiation in the wavelength range from 1000 nm to 1550 nm; (2) stimulating said phosphor screen by means of stimulating radiation in the range from 550 to 850 nm; (3) detecting light emitted by the phosphor screen upon stimulation and converting the detected light into a signal representation of said radiation image; (4) erasing said phosphor screen by exposing it to erasing light in the wavelength range of 300 nm to 1500 nm.
    • 在所述屏幕的X射线曝光之后,读取存储在CsBr:Eu型无粘合剂针状可光激励或储存荧光屏中的放射线图像的方法,所述方法包括以下步骤:(1)通过曝光消除热刺激能量 所述屏幕在1000nm至1550nm的波长范围内的红外辐射; (2)通过刺激550至850nm范围内的辐射来刺激所述荧光屏; (3)在刺激时检测由荧光屏发射的光,并将检测到的光转换成所述辐射图像的信号表示; (4)通过将所述荧光屏曝光于300nm至1500nm的波长范围的擦除光来擦除所述荧光屏。
    • 10. 发明授权
    • Method of preparing storage phosphors from dedicated precursors
    • 从专用前体制备储存磷光体的方法
    • US07276182B2
    • 2007-10-02
    • US11049249
    • 2005-02-02
    • Jean-Pierre TahonPaul LeblansJohan Lamotte
    • Jean-Pierre TahonPaul LeblansJohan Lamotte
    • C09K11/61
    • C09K11/7733G21K4/00
    • In a method for producing CsX:Eu stimulable phosphors and screens or panels provided with said phosphors as powder phosphors or vapor deposited needle-shaped phosphors suitable for use in image forming methods for recording and reproducing images of objects made by high energy radiation, said CsX:Eu stimulable phosphors are essentially free from oxygen in their crystal structure, wherein X represents a halide selected from the group consisting of Br, Cl and combinations thereof; and wherein the method further comprises the steps of mixing CsX with a compound or combinations of compounds having as a composition CsxEuyX′x+αy, wherein the ratio of x to y exceeds a value of 0.25, wherein α≧2 and wherein X′ is a halide selected from the group consisting of Cl, Br and I and combinations thereof; heating said mixture at a temperature above 450° C.; cooling said mixture, and, optionally, annealing and recovering said CsX:Eu phosphor.
    • 在适于用于记录和再现由高能量辐射制成的物体的图像的图像形成方法中使用的作为粉末荧光体或气相沉积针状荧光体的提供有所述荧光体的荧光体的CsX:Eu可激发荧光体和屏幕或面板的方法中,所述CsX :Eu可激发荧光体在其晶体结构中基本上不含氧,其中X表示选自Br,Cl及其组合的卤化物; 并且其中所述方法还包括以下步骤:将CsX与化合物或具有组合物的化合物的混合物混合,其中X 1, 其中x与y的比值超过0.25,其中α> = 2,其中X'为选自Cl,Br和I的卤化物及其组合; 在高于450℃的温度下加热所述混合物; 冷却所述混合物,并且任选地退火和回收所述CsX:Eu荧光体。