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    • 2. 发明授权
    • Irradiation of blood products
    • 血液制品的照射
    • US4866282A
    • 1989-09-12
    • US156637
    • 1988-02-17
    • Jeffrey E. MiripolArnold BilstadJohn FoleyDean Glash
    • Jeffrey E. MiripolArnold BilstadJohn FoleyDean Glash
    • A61M1/36
    • A61M1/3681A61M1/3616
    • A thin film of white blood cells is irradiated with ultraviolet radiation predominately of a wavelength of 280 to 320 nanometers, and preferably at an intensity of 4 to 15 milliwatts per square cm. At such a radiation intensity it is not necessary to agitate the thin film of white blood cells to accomplish the purposes of this invention. The white blood cells so processed substantially lose their capability to set off an immune reaction in an alloimmunized patient. The white blood cells may preferably be placed into such film in a flat, flexible bag made of poly(ethylene-vinyl acetate) plastic, with the flat, flexible bag being stretched in a direction normal to the path of ultraviolet radiation.
    • 用紫外线辐射主要为280〜320nm的波长的白细胞的薄膜,优选为4〜15毫瓦每平方厘米的强度。 在这样的辐射强度下,不需要搅动白细胞的薄膜来实现本发明的目的。 如此处理的白细胞基本上丧失了在同种异体免疫的患者中引起免疫反应的能力。 白血细胞可以优选地放置在由聚(乙烯 - 乙酸乙烯酯)塑料制成的平坦柔性袋中的这种膜中,其中平的柔性袋沿着垂直于紫外线辐射的方向被拉伸。