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Apparatus and method for radiographic diagnosis

  • US 5,285,786 A
  • Filed: 06/10/1992
  • Issued: 02/15/1994
  • Est. Priority Date: 06/12/1991
  • Status: Expired due to Term
First Claim
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1. A radiographic diagnostic apparatus for irradiating radiations to a subject for diagnosis, comprising:

  • radiation generator means for irradiating radiations to said subject;

    detecting means for detecting radiations passing through said subject, and converting a detection results into image data, said image data containing first image data before catheter insertion and second image data after said catheter insertion;

    extracting means for extracting a desired portion from said first image data;

    image synthesizing means for combining the portion extracted by said extracting means with said second image data and converting overlapping areas in the resulting combined data into different data to form third image data; and

    display means for displaying said third image data obtained by said image synthesizing means.

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