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Method and arrangement relating to X-ray imaging

  • US 7,302,031 B2
  • Filed: 10/27/2005
  • Issued: 11/27/2007
  • Est. Priority Date: 10/27/2005
  • Status: Active Grant
First Claim
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1. An X-ray apparatus for three dimensional imaging and in particular for tomosynthesis examination, comprising an X-ray source having a focal spot, a collimator including a plurality of slits, a detector assembly including a plurality of line detectors corresponding to respective ones of said plurality of slits and an exposure volume arranged between said collimator and said detector assembly, said X-ray source, said collimator and said detector assembly being arranged in series, so that each said line detector is aligned with said corresponding collimator slit and the focal spot, and simultaneously displaceable by a scan motion relative to said exposure volume, wherein said scan motion is primarily a rotation around a rotation axis arranged such that said detector assembly is situated essentially between said rotation axis and said X-ray source.

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