Patent ID: 7591936

Claim:
A microfluidic device comprising at least one microchannel designed to contain at least one liquid and at least one fluid non-miscible with the liquid and means for stabilizing the interface between the liquid and the fluid, said microchannel being bounded by a bottom wall, side walls and a top wall, wherein the means for stabilizing comprises at least one electrode arranged on only one part of a first wall of the microchannel, over the entire length thereof, and at least one counter-electrode arranged over the entire length of the microchannel, on the whole of a second wall arranged facing the electrode, wherein the microchannel includes at least two zones, respectively designed to contain the at least one liquid and the at least one fluid non-miscible with the liquid, at least one of the two zones is formed by a space corresponding to the width of the at least one electrode arranged on only one part of the first wall.