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    • 2. 发明申请
    • BLOOD PROCESSING APPARATUS WITH CONTROLLED CELL CAPTURE CHAMBER AND METHOD BACKGROUND OF THE INVENTION
    • 具有受控细胞室的血液加工装置和方法发明背景
    • US20070102374A1
    • 2007-05-10
    • US11163969
    • 2005-11-04
    • Jeremy Kolenbrander
    • Jeremy Kolenbrander
    • C02F1/38
    • A61M1/3693A61M1/3692A61M1/3696B04B5/0442B04B2005/0471
    • A centrifuge for separating blood components, and methods for controlling the centrifuge. The apparatus has a fluid separation chamber having a first frustro-conical segment and a second frustro-conical segment. The second segment has a taper such that particles are subjected to substantially equal and opposite centripetal and fluid flow forces. A camera observes fluid flow, and a controller controls the flow. White blood cells are selectively captured within the second segment and are periodically flushed out of the fluid separation chamber. The camera is used to determine the quantity of particles captured. A limited quantity of high density particles, such as red blood cells, may be captured within the first segment before capturing relatively low density particles, such as white blood cells, within the second segment.
    • 用于分离血液成分的离心机和用于控制离心机的方法。 该装置具有流体分离室,其具有第一截锥形段和第二截头圆锥段。 第二段具有锥形,使得颗粒经受基本相等且相对的向心和流体流动力。 摄像机观察流体流动,控制器控制流量。 白细胞被选择性地捕获在第二段内并被周期性地从流体分离室中冲出。 相机用于确定捕获的颗粒数量。 在第二段内捕获相对低密度的颗粒(例如白细胞)之前,可以在第一区段内捕获有限数量的高密度颗粒,例如红细胞。
    • 5. 发明授权
    • Blood processing apparatus with dedicated stroboscopic controller for LED source
    • 具有LED源专用频闪控制器的血液处理装置
    • US07671975B2
    • 2010-03-02
    • US11613338
    • 2006-12-20
    • Charles Patrick ManganJeremy Kolenbrander
    • Charles Patrick ManganJeremy Kolenbrander
    • G01N33/48
    • A61M1/3693A61M1/3696A61M2205/331B04B13/00B04B2013/006G01N15/042G01N15/05G01N33/5002G01N2015/047
    • A centrifuge blood processing system for separating fluid components comprising a first light source comprising a plurality of light emitting diodes in optical communication with the centrifuge blood processing system for providing an incident light beam for illuminating an observation region on the centrifuge blood processing system, a light collection element in optical communication with the centrifuge blood processing system for collecting at least a portion of the light transmitted, scattered or both from the observation region, a programmable controller for providing an operational procedure for the monitoring system; and an independent dedicated control circuit in electrical communication with the programmable controller and electrically coupled to the light source, the control circuit receiving command parameters from the controller and controlling periods of illumination from the light source in response to the command parameters. Periods of illumination are controlled to prevent the failure of LEDs.
    • 一种用于分离流体组分的离心机血液处理系统,包括:第一光源,包括与离心机血液处理系统光学连通的多个发光二极管,用于提供用于照射离心机血液处理系统上的观察区域的入射光束;光 与离心机血液处理系统进行光通信的收集元件,用于收集从观察区域透射,散射或两者的光的至少一部分;可编程控制器,用于为监视系统提供操作过程; 以及独立的专用控制电路,其与所述可编程控制器电连接并电耦合到所述光源,所述控制电路响应于所述命令参数从所述控制器接收命令参数并控制来自所述光源的照明周期。 控制照明周期以防止LED故障。
    • 8. 发明授权
    • Blood processing apparatus with controlled cell capture chamber trigger
    • 具有受控细胞捕获室触发的血液处理装置
    • US08066888B2
    • 2011-11-29
    • US12238697
    • 2008-09-26
    • William SweatJeremy KolenbranderJohn R. LindnerJennifer Hinz
    • William SweatJeremy KolenbranderJohn R. LindnerJennifer Hinz
    • B01D21/32
    • A61M1/3693A61M1/3696A61M2205/123A61M2205/3313
    • A blood cell collection system having means for detecting when a cell separation chamber has filled with white blood cells, and flushing the cells out of the cell separation chamber into a collect bag. A red-green sensor senses the optical characteristics of fluid leaving the cell separation chamber. A baseline value is calculated. The device calculates a ratio of the intensities of red light and green light and a peak-to-peak ratio of intensities. If either ratio exceeds thresholds computed from the baseline, the device flushes the cells into the collect bag. A camera detects white cells passing into the cell separation chamber and the device calculates the number of cells being collected. If the calculated number of collected cells exceeds a certain limit, the cell separation chamber is flushed. If the device is unable to establish a baseline, the donation can proceed, relying solely on the calculated number of collected cells.
    • 一种血细胞收集系统,其具有用于检测细胞分离室何时已经填充有白细胞的装置,并且将细胞从细胞分离室冲洗成收集袋。 红绿色传感器检测离开细胞分离室的流体的光学特性。 计算基准值。 该装置计算红光和绿光的强度与强度的峰 - 峰比的比率。 如果任一比例超过从基线计算的阈值,则设备将细胞冲洗到收集袋中。 相机检测到进入细胞分离室的白细胞,并且该装置计算正在收集的细胞数量。 如果计算得到的细胞数超过一定限度,则细胞分离室被冲洗。 如果设备无法建立基线,捐赠可以继续进行,仅依赖于计算的收集细胞数。
    • 9. 发明申请
    • Monitoring and control system for blood processing
    • 血液处理监控系统
    • US20050051466A1
    • 2005-03-10
    • US10884877
    • 2004-07-01
    • Lee CarterJeremy KolenbranderJames LadtkowJoseph ScibonaJeffrey StewardChris Fletcher
    • Lee CarterJeremy KolenbranderJames LadtkowJoseph ScibonaJeffrey StewardChris Fletcher
    • A61M1/36B01D17/12B04B13/00G01N15/04G01N15/05
    • G01N15/042A61M1/3693B04B13/00B04B2013/006G01N15/05G01N2015/047
    • The invention relates generally to methods of monitoring and controlling the processing of blood and blood samples, particularly the separation of blood and blood samples into its components. In one aspect, the invention relates to optical methods, devices and device components for measuring two-dimensional distributions of transmitted light intensities, scattered light intensities or both from a separation chamber of a density centrifuge. In embodiment, two-dimensional distributions of transmitted light intensities, scattered light intensities or both measured by the methods of the present invention comprise images of a separation chamber or component thereof, such as an optical cell of a separation chamber. In another aspect, the present invention relates to multifunctional monitoring and control systems for blood processing, particularly blood processing via density centrifugation. Feedback control systems are provided wherein two-dimensional distributions of transmitted light intensities, scattered light intensities or both are measured, processed in real time and are used as the basis of output signals for controlling blood processing. In another aspect, optical cells and methods of using optical cells for monitoring and control blood processing are provided.
    • 本发明一般涉及监测和控制血液和血液样品的处理,特别是将血液和血液样品分离成其组分的方法。 一方面,本发明涉及用于测量来自密度离心机的分离室的透射光强度,散射光强度或二者的二维分布的光学方法,装置和装置部件。 在实施例中,通过本发明的方法测量的透射光强度,散射光强度或二者的二维分布包括分离室或其分量(诸如分离室的光学单元)的图像。 另一方面,本发明涉及用于血液处理的多功能监测和控制系统,特别是通过密度离心进行血液处理。 提供反馈控制系统,其中测量透射光强度,散射光强度或二者的二维分布,实时处理,并用作控制血液处理的输出信号的基础。 在另一方面,提供了光学单元和使用光学单元来监测和控制血液处理的方法。