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Apparatus for performing assays at reaction sites

  • US 6,338,820 B1
  • Filed: 08/14/1998
  • Issued: 01/15/2002
  • Est. Priority Date: 08/15/1997
  • Status: Expired due to Fees
First Claim
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1. An apparatus for performing a plurality of assays, comprising:

  • an axially rotatable substrate comprising a plurality of concentrically arranged, non-interconnected reaction sites;

    means for rotating and controlling the rotation of said substrate;

    a multi-function head comprising a fluid dispenser adapted to convey a fluid to said reaction sites, a fluid dispenser outlet, and a readout device;

    means for identifying at least one of said reaction sites; and

    means for aligning said multi-function head such that said fluid dispenser outlet may be aligned with at least one of said reaction sites.

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