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Microfluidic transfer pin

  • US 8,685,340 B2
  • Filed: 04/17/2008
  • Issued: 04/01/2014
  • Est. Priority Date: 08/23/2002
  • Status: Expired due to Term
First Claim
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1. A microfluidic liquid dispenser system, comprising:

  • a target receptacle comprising an opening and a corresponding through-hole through a platen, the through-hole characterized by a hole diameter and hole volume; and

    a dispenser comprising;

    at least one transfer pin adapted for transferring a microfluidic sample of liquid to a target receptacle; and

    a pin tip at one end of the transfer pin, the pin tip comprising a tapered shape and a slot, the tapered shape comprising a smaller diameter that is less than the hole diameter and a larger diameter that is greater than the hole diameter;

    wherein the tapered end is configured to hold an amount of liquid that is sufficient to fill a multiple number of the through-hole in succession without replenishment.

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