Multi focal spot collimator
    12.
    发明授权
    Multi focal spot collimator 有权
    多焦点准直仪

    公开(公告)号:US09257207B2

    公开(公告)日:2016-02-09

    申请号:US13291804

    申请日:2011-11-08

    CPC classification number: G21K1/025

    Abstract: An x-ray collimator can be constructed from multiple subassemblies, which at least includes a first subassembly that reduces the leakage of x-ray radiation between adjacent apertures and a second subassembly that reduces the spill of x-ray radiation around the detector face. Each of these subassemblies has numerous apertures. In the first subassembly these apertures correspond to focal spots on an x-ray source, and in the second subassembly, these apertures are shaped such that the dimensions increase from smaller entrances to larger exits.

    Abstract translation: x射线准直仪可以由多个子组件构成,其至少包括第一子组件,其减少相邻孔之间的x射线辐射的泄漏,以及减少X射线辐射在检测器面周围的溢出的第二子组件。 这些子组件中的每一个具有许多孔。 在第一子组件中,这些孔对应于x射线源上的焦点,并且在第二子组件中,这些孔被成形为使得尺寸从较小的入口增加到较大的出口。

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