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    • 33. 发明授权
    • Extracorporeal cell-based therapeutic device and delivery system
    • 体外细胞治疗装置和输送系统
    • US08048419B2
    • 2011-11-01
    • US11670123
    • 2007-02-01
    • H. David Humes
    • H. David Humes
    • A61K39/00A01N63/00G01N33/554
    • A61M5/14A61M1/3655A61M1/3687A61M1/3689A61M2202/09
    • Extracorporeal cell-based therapeutic devices and delivery systems are disclosed which provide a method for therapeutic delivery of biologically active molecules produced by living cells in response to a dynamic physiologic environment. Exemplary designs are disclosed. In a first exemplary embodiment the device includes long hollow fibers in which a layer of cells are grown within the intraluminal volume or within a double hollow-filled chamber. In another exemplary embodiment the device includes a wafer or a series of wafers forms a substrate onto which cells are grown. The wafer(s) are then inserted into a device. The devices are intended to be extracorporeal. Disclosed is a device for delivering a pre-selected molecule, for example, a hormone, into a mammal's systemic circulation. The device may also deliver a member of different cell products. The device comprises an anchoring element that can be anchored to an inner wall of an extracorporeal tube for blood. The device also comprises a capsule that is held in place within the extracorporeal tube for blood or fluid by an anchor. The device is adapted to secure viable cells which produce and secrete the pre-selected molecule into blood or fluid passing the capsule. The invention also provides a minimally invasive method for percutaneously introducing into a preselected blood vessel or body cavity the device of the invention.
    • 公开了基于体外细胞的治疗装置和递送系统,其提供了响应于动态生理环境而由活细胞产生的生物活性分子的治疗递送的方法。 公开了示例性设计。 在第一示例性实施例中,该装置包括长的中空纤维,其中细胞层在管腔内体积内生长或在双重中空填充的腔室内生长。 在另一个示例性实施例中,该装置包括晶片或一系列晶片形成其上生长细胞的基底。 然后将晶片插入设备中。 这些设备旨在体外。 公开了用于将预先选择的分子例如激素递送到哺乳动物的全身循环中的装置。 该装置还可以递送不同细胞产品的成员。 该装置包括锚定元件,该锚定元件可以锚定到用于血液的体外管的内壁。 该装置还包括一个胶囊,其通过锚固件保持在用于血液或流体的体外管内的适当位置。 该装置适于将产生和分泌预先选择的分子的活细胞固定到通过胶囊的血液或液体中。 本发明还提供了一种用于经皮引入本发明的装置的预选血管或体腔的微创方法。