FFS飞焦点技术

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Flying Focal Spot
(FFS)
飞焦点技术
Sensation 64 Scanner: How it worksThomas Flohr, Siemens Medical Solutions The SOMATOM Sensation 64 makes use of a periodic motion of the focal spot in the longitudinal direction (z-flying focal spot) to double the number of simultaneously acquired slices with the goal of improved longitudinal resolution and elimination of spiral artifacts. By permanent electromagnetic deflection of the electron beam in the X-ray tube the focal spot is wobbled between two different p ...

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关键词：Longitudinal SIMULTANEOUS Longitudina elimination resolution