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Reagent tube

  • US 8,216,530 B2
  • Filed: 10/14/2010
  • Issued: 07/10/2012
  • Est. Priority Date: 07/13/2007
  • Status: Active Grant
First Claim
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1. A reagent tube for insertion into a tube holder strip, comprising:

  • a tube body having a top, a bottom, and an interior surface, wherein the top, bottom, and interior surface of the tube body define a volume configured to hold a liquid;

    a radially-extending lip at the top of the tube body configured for locking engagement with cooperating structure on a tube holder strip to retain the tube after insertion into a tube holder strip;

    a pattern of convex ridges extending radially and centered at the bottom of the interior surface of the tube, wherein the convex ridges extend vertically from the bottom interior surface of the tube body, wherein the pattern of ridges and the ridges are configured to enable pipetting of substantially all of the liquid held in the reagent tube; and

    a ring centered at the bottom of the interior surface of the tube, wherein the pattern of radially extending convex ridges intersect the ring.

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