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Dielectrophoresis device and method having insulating ridges for manipulating particles

United States Patent

March 25, 2008
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
Embodiments of the present invention provide methods and devices for manipulating particles using dielectrophoresis. Insulating ridges and valleys are used to generate a spatially non-uniform electrical field. Particles may be concentrated, separated, or captured during bulk fluid flow in a channel having insulating ridges and valleys.
Cummings; Eric B. (Livermore, CA), Fiechtner; Gregory J. (Livermore, CA)
Sandia Corporation (Livermore, CA)
10/ 678,603
October 3, 2003
STATEMENT REGARDING FEDERALLY-FUNDED RESEARCH This invention was made with Government support under government contract no. DE-AC04-94AL85000 awarded by the U.S. Department of Energy to Sandia Corporation. The Government has certain rights in the invention, including a paid-up license and the right, in limited circumstances, to require the owner of any patent issuing in this invention to license others on reasonable terms.