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    • 3. 发明申请
    • METHOD AND APPARATUS FOR ANALYZING INDIVIDUAL CELLS OR PARTICULATES USING FLUORESCENT QUENCHING AND/OR BLEACHING
    • 使用荧光猝灭和/或漂白分析个体细胞或颗粒物的方法和装置
    • WO2009117683A3
    • 2009-11-19
    • PCT/US2009037845
    • 2009-03-20
    • ABBOTT POINT OF CARELEVINE ROBERT AWARDLAW STEPHEN CLALPURIA NITEN VUNFRICHT DARRYN W
    • LEVINE ROBERT AWARDLAW STEPHEN CLALPURIA NITEN VUNFRICHT DARRYN W
    • G01N21/64G01N15/14G01N33/50
    • G01N33/49G01N15/1463G01N15/1475G01N21/6428G01N21/6456G01N33/48G01N33/5091G01N2015/008G01N2015/1477G01N2021/6432G01N2021/6439G01N2201/062
    • A method for analyzing a blood sample is provided that includes the steps of: a) providing a blood sample having one or more first constituents and one or more second constituents, which second constituents are different from the first constituents; b) depositing the sample into an analysis chamber adapted to quiescently hold the sample for analysis, the chamber defined by a first panel and a second panel, both of which panels are transparent; c) admixing a colorant with the sample, which colorant is operative to cause the first constituents and second constituents to fluoresce upon exposure to predetermined first wavelengths of light, and which colorant is operative to absorb light at one or more predetermined second wavelengths of light; d) illuminating at least a portion of the sample containing the first constituents and the second constituents at the first wavelengths and at the second wavelengths; e) imaging the at least a portion of the sample, including producing image signals indicative of fluorescent emissions from the first constituents and the second constituents and the optical density of the first constituents and the second constituents; f) determining a fluorescence value for each the first constituents and second constituents using the image signals; g) determining an optical density value for each of the first constituents and second constituents, which optical density is a function of the colorant absorbed by the constituents, using the image signals; and h) identifying the first constituents and the second constituents using the determined fluorescence and optical density values.
    • 提供了一种用于分析血液样本的方法,其包括以下步骤:a)提供具有一个或多个第一成分和一个或多个第二成分的血液样品,所述第二成分与第一成分不同; b)将样品沉积到适于静态保持样品进行分析的分析室中,所述室由第一面板和第二面板限定,两个面板都是透明的; c)将着色剂与所述样品混合,所述着色剂可操作以使得所述第一组分和第二组分在暴露于预定的第一波长的光时发荧光,并且所述着色剂可操作地吸收一个或多个预定的第二波长的光的光; d)以第一波长和第二波长照射含有第一组分和第二组分的样品的至少一部分; e)对样品的至少一部分进行成像,包括产生指示来自第一组分和第二组分的荧光发射的图像信号和第一组分和第二组分的光密度; f)使用图像信号确定每个第一成分和第二成分的荧光值; g)使用所述图像信号确定所述第一成分和第二成分中的每一个的光密度值,所述光密度值是由所述成分吸收的着色剂的函数; 和h)使用所确定的荧光和光密度值来识别第一组分和第二组分。
    • 4. 发明申请
    • HARVESTING TARGET MATERIALS FROM CENTRIFUGED SUSPENSIONS
    • 从离心悬架收集目标材料
    • WO2010148135A3
    • 2011-04-28
    • PCT/US2010038887
    • 2010-06-16
    • LEVINE ROBERT AWARDLAW STEPHEN C
    • LEVINE ROBERT AWARDLAW STEPHEN C
    • G01N33/483C12M1/10G01N1/14G01N1/28G01N35/10
    • G01N33/491Y10T436/25Y10T436/25375
    • Embodiments of the present invention are directed to harvesting a target material from a suspension using a tube and float system. A suspension suspected of containing a target material is combined with a solution having one or more labels that distinguish the target material from other materials in the suspension. The tube, float, and suspension are centrifuged to separate various materials in the suspension according to associated specific gravities. The float expands the axial length of the target material layer and displaces the target material to a narrow space between the float and the inner wall of the tube. The space is illuminated with light that causes the labels to emit light identifying the location of the target material within the tube. One or more openings can then be formed in the tube at or near the point where the target material is located and the target material harvested.
    • 本发明的实施方案涉及使用管和浮子系统从悬浮液中收获目标材料。 怀疑含有目标材料的悬浮液与具有一种或多种将目标材料与悬浮液中的其它材料区分开的标签的溶液合并。 将管,浮子和悬浮液离心以根据相关的比重分离悬浮液中的各种材料。 浮子膨胀目标材料层的轴向长度,并将目标材料移位到浮子和管内壁之间的狭窄空间。 该空间用光照亮,导致标签发光以识别管内的目标材料的位置。 然后可以在管中或靶附近所处的点附近形成一个或多个开口,并收集目标材料。
    • 9. 发明申请
    • DETERMINATION OF WHITE BLOOD CELL DIFFERENTIAL AND RETICULOCYTE COUNTS
    • 白细胞分化和细胞计数的测定
    • WO9945384A8
    • 2000-02-03
    • PCT/US9903775
    • 1999-02-22
    • WARDLAW PARTNERS LPBECTON DICKINSON COWARDLAW STEPHEN CLEVINE ROBERT A
    • WARDLAW STEPHEN CLEVINE ROBERT ARODRIGUEZ RODOLFO R
    • G01N33/48G01N15/00G01N15/14G01N21/03G01N33/49G01N33/50
    • G01N15/1475G01N33/5094G01N2015/0076G01N2015/0092G01N2015/1472G01N2015/1497Y10T436/10Y10T436/101666
    • Target nucleated cells, and target cells containing remanant ribosomal material, which are present in a quiescent anticoagulated whole blood sample are optically detected, enumerated, and analyzed in a sample chamber (14) that has a varying through plane thickness due to convergent opposing sample chamber walls. At least one of the convergent walls (8) of the chamber is transparent so that the blood sample can be observed. The chamber's varying thickness produces a first lesser thickness region (A) in the chamber wherein individual red cells (32) and quiescent monolayers (31) of red cells in the sample will reside after the sample is introduced into and fills the chamber. Larger formed constituents such as white blood cells (34) and nucleated red blood cells present in the sample will reside in greater thickness regions (B) of the chamber, and non-nucleated red cells which reside in such greater thickness regions will agglomerate to form rouleaux (33). By admixing fluorescent dyes with the blood sample, target cells in the sample can be enumerated and differentiated by means of a scanning instrument (54) which is able to measure different wave length color signals emitted from the target cells in the sample, and differentiate the target cells one from another by reason of the nature of the emitted color signals.
    • 存在于静止抗凝血全血样品中的目标有核细胞和含有残留核糖体材料的靶细胞在样品室(14)中光学检测,计数和分析,样品室(14)由于收敛的相对样品室 墙壁。 室的收敛壁(8)中的至少一个是透明的,使得可以观察血液样本。 室的变化的厚度在腔室中产生第一较小厚度的区域(A),其中样品中的红细胞中的各个红细胞(32)和静止单层(31)将在样品被引入并填充室之后驻留。 存在于样品中的较大的形成成分如白细胞(34)和有核红细胞将驻留在室的较大厚度区域(B)中,并且驻留在这样较厚的区域中的非成核红细胞将聚集形成 rouleaux(33)。 通过将荧光染料与血液样品混合,样品中的靶细胞可以通过能够测量从样品中的靶细胞发射的不同波长颜色信号的扫描仪器(54)进行计数和分化, 由于发射的颜色信号的性质,目标细胞是彼此之间的。
    • 10. 发明申请
    • APPARATUS AND METHOD FOR PERFORMING COUNTS WITHIN A BIOLOGIC FLUID SAMPLE
    • 用于在生物流体样品中执行计数的装置和方法
    • WO2007047908A3
    • 2007-06-14
    • PCT/US2006041011
    • 2006-10-17
    • WARDLAW PARTNERS LPLEVINE ROBERT AWARDLAW STEPHEN C
    • WARDLAW STEPHEN C
    • G06M11/00G01N33/49
    • G01N15/1463B01L3/5027B01L3/508B01L2200/0684B01L2300/0822G01N2015/0073G01N2015/008G01N2015/0084G01N2015/1486G02B21/34Y10T436/101666
    • A method and an apparatus for enumerating one or more specific elements within a biologic fluid sample are provided. An embodiment of the method includes the steps of: a) providing a chamber formed between a first planar member that is transparent and a second planar member, which members are separated from one another by a substantially uniform height; b) introducing the biologic fluid sample into the chamber, wherein the chamber height is sized such that the sample extends between the first and second members, and sized relative to the specific elements within the sample such that the specific elements non-uniformly distribute within the sample upon introduction into the chamber; c) examining substantially all of the sample within the chamber and enumerating all of at least one of the specific elements; d) determining the volume of sample contained within the chamber; and e) determining the number of the at least one of the specific elements per unit volume.
    • 提供了用于列举生物流体样本内的一种或多种特定元素的方法和设备。 该方法的一个实施例包括以下步骤:a)提供形成在透明的第一平面构件和第二平面构件之间的室,所述构件彼此分开大致均匀的高度; b)将生物流体样品引入腔室中,其中腔室高度的大小使得样品在第一和第二部件之间延伸,并且相对于样品内的特定元件确定尺寸,使得特定元件非均匀地分布在 在引入腔室后进行采样; c)检查所述室内的基本上全部样品并列举至少一种所述特定元素的全部; d)确定容纳在腔室内的样品的体积; 和e)确定每单位体积的至少一个特定元素的数量。