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Apparatus for repeated automatic execution of a thermal cycle for treatment of samples

  • US 5,176,203 A
  • Filed: 07/31/1990
  • Issued: 01/05/1993
  • Est. Priority Date: 08/05/1989
  • Status: Expired due to Term
First Claim
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1. Apparatus for the treatment of biological and microbiological samples comprising:

  • (a) a pathway which is physically closed throughout the treatment;

    (b) means for introducing one of said biological or microbiological samples to the pathway prior to the commencement of treatment and for removing said sample subsequent to the completion of treatment;

    (c) means for physically closing the pathway during treatment so that nothing can be added thereto or withdrawn therefrom;

    (d) a plurality of thermal means positioned along the pathway for heating or cooling of said sample, said thermal means providing treatment of said sample at a temperature of from 4°

    C. to 150°

    C.; and

    (e) means for automatically and repeatedly, through a plurality of cycles, moving said sample between said different thermal positions along the pathway.

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