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    • 3. 发明申请
    • INTRAVENOUS PUMPING AIR MANAGEMENT SYSTEMS AND METHODS
    • 空调泵送空气管理系统及方法
    • US20120172800A1
    • 2012-07-05
    • US12981152
    • 2010-12-29
    • Thomas DudarRoss KroghJames MartucciShmuel Sternberg
    • Thomas DudarRoss KroghJames MartucciShmuel Sternberg
    • A61M5/36A61M5/38
    • A61M5/172A61M5/36A61M5/365A61M5/38A61M5/385A61M2205/60
    • An intravenous (“IV”) liquid delivery system includes: an IV pump tubing set; a shuttle pump or membrane pump actuator operable with the IV pump tubing set; upstream and downstream valve actuators operable with the IV pump tubing set; the IV pump tubing set including an air removal device; an air detector configured to sense air in the IV pump tubing set; a control unit configured and arranged to (i) open the upstream valve actuator and close the downstream valve actuator to allow the pump actuator to draw liquid into a pump actuation portion of the IV pump tubing set, and (ii) close the upstream valve actuator and open the downstream valve actuator to allow the pump actuator to push liquid out of the pump actuation portion, the system configured to attempt to remove the air via the air removal device while operating the upstream and downstream valve actuators according to (i) and (ii).
    • 静脉内(“IV”)液体输送系统包括:IV泵管组; 一个穿梭泵或膜泵驱动器,可与IV泵管组一起操作; 上游和下游阀致动器可与IV泵管组一起操作; 所述IV泵管组包括排气装置; 空气检测器,被配置为感测IV泵管组中的空气; 控制单元,其配置和布置成(i)打开上游阀致动器并关闭下游阀致动器以允许泵致动器将液体引入IV泵管组的泵致动部分,以及(ii)关闭上游阀致动器 并且打开下游阀致动器以允许泵致动器将液体推出泵致动部分,该系统构造成在根据(i)和(i)和(i))操作上游和下游阀致动器期间尝试经由除气装置去除空气, ii)。
    • 5. 发明授权
    • Device and method for pathogen inactivation of therapeutic fluids with sterilizing radiation
    • 用灭菌辐射使病原体灭活治疗液的装置和方法
    • US06596230B1
    • 2003-07-22
    • US09494338
    • 2000-01-28
    • Lecon WooDaniel R. BoggsShmuel SternbergCraig SandfordAtul KhareJulian Breillatt
    • Lecon WooDaniel R. BoggsShmuel SternbergCraig SandfordAtul KhareJulian Breillatt
    • A61L208
    • A61M1/3681A61L2/0011A61L2/10A61M1/0281A61M2202/0415A61M2205/053
    • A device and method for inactivating pathogens in therapeutic fluids with sterilizing radiation in a continuous thin fluid flow arrangement that exhibits radiation dose uniformity for fluids having high optical densities. Radiation dose uniformity is achieved in part through a “carrying” mechanism that moves or carries the fluid, thereby eliminating a channel flow velocity profile where flow volumes near the channel walls run the risk of overexposure to the radiation due to very large residence times within the channel. The device comprises a relatively flat belt chamber (22) connected to a fluid flow through an inlet (24) and an outlet (26) on the belt chamber (22). The belt chamber (22) has a top surface (28) and a bottom surface (30). A radiation permeable plate (32) is disposed adjacent the top surface (28) of the belt chamber (22) and is in contact with the belt chamber (22). A radiation source (42) is provided adjacent to the plate (32) adjacent to a side opposite the belt chamber (22). A belt (34) having a plurality of flexible vanes (36) is disposed adjacent the bottom surface (30) of the belt chamber (22) such that the vanes (36) make contact with the belt chamber (22). The belt is driven by a roller mechanism (38) in the direction of the fluid flow. As the fluid flows through the belt chamber (22), the flexible vanes (36) provide a squeegee-like mechanism to move the fluid through the belt chamber (22) in discrete packets (40) defined by a pair of vanes (36). As the packets of fluid move through the belt chamber, they are exposed to sterilizing radiation passing through the plate (32).
    • 一种在具有对具有高光密度的流体显示辐射剂量均匀性的连续薄流体流动布置中灭菌治疗性流体中的灭菌辐射的装置和方法。 辐射剂量均匀性部分地通过移动或携带流体的“携带”机构实现,从而消除了通道流速分布,其中通道壁附近的流量具有过度暴露于辐射的风险,这是由于内部的非常大的停留时间 渠道。 该装置包括连接到通过入口(24)的流体流和带室(22)上的出口(26)的相对平坦的带室(22)。 带室(22)具有顶表面(28)和底表面(30)。 辐射透射板(32)邻近带室(22)的顶表面(28)设置并与带室(22)接触。 辐射源(42)邻近于与带室(22)相对的一侧邻近板(32)设置。 具有多个柔性叶片(36)的带(34)邻近带室(22)的底表面(30)设置,使得叶片(36)与带室(22)接触。 皮带由辊机构(38)沿着流体流动的方向驱动。 当流体流过皮带室(22)时,柔性叶片(36)提供刮板状机构,以使流体通过一对叶片(36)限定的离散的分组(40)移动通过皮带室(22) 。 当流体包装移动通过皮带室时,它们暴露于穿过板(32)的灭菌辐射。
    • 6. 发明授权
    • Multiple-layer, formed-in-place immunoisolation membrane structures for
implantation of cells in host tissue
    • 用于在宿主组织中植入细胞的多层形成的免疫隔离膜结构
    • US6060640A
    • 2000-05-09
    • US446210
    • 1995-05-19
    • Robin G. PauleyDonna L. McLartyAtul R. KhareShmuel SternbergDaniel R. BoggsSteven NeuenfeldtMark JonesJames H. BraukerLaura A. Martinson
    • Robin G. PauleyDonna L. McLartyAtul R. KhareShmuel SternbergDaniel R. BoggsSteven NeuenfeldtMark JonesJames H. BraukerLaura A. Martinson
    • A61F2/02A61K9/00A61L27/38C12N5/08A61D7/00A61M31/00
    • A61K9/0024A61F2/022A61L27/38
    • A permeable structure forms a chamber to hold living cells. The structure includes a first permeable region surrounding at least a portion of the chamber having a conformation that, when implanted in host tissue, substantially blocks penetration of host cells into the chamber while permitting solute transport. The structure also includes a second permeable region overlying the first permeable region having a conformation that, when implanted in host tissue, forms a permeable interface with host tissue that permits solute transport. A third permeable region is located between the first and second permeable regions. The third region comprises a solution of polymer material formed in place between the first and second permeable regions. The third permeable region bonds the first and second permeable regions together. The third permeable region also has a conformation that, when implanted in host tissue, permits solute transport between the first and second permeable regions. The third, formed-in-place region bonds the first and second permeable regions together, providing a robust, laminated structure that resists delamination during implantation caused by cellular infiltration into discontinuous spaces between the first and second regions. The third, formed-in-place region can also have a conformation providing an immunoisolation effect. Furthermore, the permeability of the third, formed-in-place membrane is sufficient high that it does not adversely effect the permeability value desired for the overall multiple layer membrane structure.
    • 可渗透结构形成容纳活细胞的室。 所述结构包括围绕所述腔室的至少一部分的第一可渗透区域,其具有当植入宿主组织时基本上阻挡宿主细胞渗入所述腔室同时允许溶质运输的构象。 该结构还包括覆盖第一可渗透区域的第二可渗透区域,其具有当植入宿主组织中时形成允许溶质运输的宿主组织的可渗透界面的构象。 第三可渗透区域位于第一和第二可渗透区域之间。 第三区域包括在第一和第二可渗透区域之间形成的聚合物材料溶液。 第三可渗透区域将第一和第二可渗透区域结合在一起。 第三可渗透区域还具有当植入宿主组织时允许溶质在第一和第二可渗透区域之间传输的构象。 第三个就地区域将第一和第二可渗透区域结合在一起,提供坚固的层压结构,其抵抗由于细胞浸润到第一和第二区域之间的不连续空间而在植入过程中的分层。 第三个就地区域也可以具有提供免疫隔离作用的构象。 此外,第三成形膜的渗透性足够高,使得其不会对整个多层膜结构所期望的渗透性值产生不利影响。
    • 10. 发明授权
    • Device and method for pathogen inactivation of therapeutic fluids with sterilizing radiation
    • 用灭菌辐射使病原体灭活治疗液的装置和方法
    • US06576201B1
    • 2003-06-10
    • US09493848
    • 2000-01-28
    • Lecon WooDaniel R. BoggsShmuel SternbergCraig SandfordAtul KhareJulian Breillatt
    • Lecon WooDaniel R. BoggsShmuel SternbergCraig SandfordAtul KhareJulian Breillatt
    • B01J1908
    • A61L2/10A61L2/0011A61M1/0281A61M1/3681A61M2202/0415A61M2205/053
    • A device and method for inactivating pathogens in therapeutic fluids with sterilizing radiation in a continuous flow arrangement while exhibiting radiation dose uniformity and narrow residence time distribution of the fluid within the device. The device (10) comprises a radiation permeable cylindrical tube (12) having a concentric cylindrical rotor (14) disposed therein, thereby providing a thin gap (16) therebetween. A top plate (18) having a fluid outlet (26) and a bottom plate (20) having a fluid inlet (24) seal the cylindrical tube (12). The inlet (24) and outlet (26) are both in fluid communication with the thin gap (16). A rotor shaft (36) is disposed axially through the cylindrical rotor (14) and is connected to a motor (30). A pump provides fluid flow through the device (10). A radiation source provides sterilizing radiation to the fluid through the cylindrical tube (12). As the fluid flows, the motor (30) drives the rotor (14) to impart Taylor vortices to the fluid flow, which exchanges the fluid closer to the cylindrical tube (12) with the fluid closer to the rotor (14).
    • 一种用于在连续流动布置中灭菌治疗流体中的病原体灭活的装置和方法,同时具有辐射剂量均匀性和在装置内的流体的滞留时间分布。 装置(10)包括具有设置在其中的同心圆柱形转子(14)的透射性圆柱形管(12),从而在它们之间提供薄的间隙(16)。 具有流体出口(26)的顶板(18)和具有密封圆柱形管(12)的流体入口(24)的底板(20)。 入口(24)和出口(26)都与薄间隙(16)流体连通。 转子轴(36)轴向设置在圆柱形转子(14)上并与马达(30)连接。 泵提供流过装置(10)的流体。 辐射源通过圆柱形管(12)向流体提供灭菌辐射。 当流体流动时,马达(30)驱动转子(14)以向流体流传递泰勒涡流,流体更接近圆柱形管(12),流体更靠近转子(14)。