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Method and apparatus for measuring immunological reaction with the aid of fluctuation in intensity of scattered light

  • US 4,826,319 A
  • Filed: 05/23/1988
  • Issued: 05/02/1989
  • Est. Priority Date: 09/07/1984
  • Status: Expired due to Fees
First Claim
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1. An automatic analyzer for measuring antigen-antibody reaction comprisingmeans for feeding a plurality of cells along a given reaction line;

  • sample delivery means for delivering given amounts of samples to be measured into successive cells;

    reagent delivery means for delivering given amounts of a reagent into successive cells;

    means for projecting a light beam into successive cells;

    means for detecting light scattered by particles included in a reaction liquid contained in a cell to generate a photoelectric signal; and

    means for receiving the photoelectric signal and measuring the antigen-antibody reaction in accordance with a power spectrum density of fluctuation in intensity of the scattered light.

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