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Systems and methods for mixing reactants

  • US 7,479,186 B2
  • Filed: 05/01/2006
  • Issued: 01/20/2009
  • Est. Priority Date: 04/06/2001
  • Status: Expired due to Term
First Claim
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1. A method for mixing a first reactant and a second reactant comprising:

  • providing a microfabricated elastomeric block having a chamber therein;

    introducing into the chamber a volume of the first reactant; and

    introducing a volume of the second reactant into the chamber by entrapping a volume of the second reactant proximate to the chamber and then opening an elastomeric valve positioned between the chamber and the second reactant to allow entry of the second reactant into the chamber.

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