Skip to Content
Find More Like This
Return to Search

Dielectrophoresis device and method having insulating ridges for manipulating particles

United States Patent

7,347,923
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
20050072676
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.