Patent ID: 7862000

Claim:
A fluidic structure comprising: a first layer; a second layer contacting said first layer, said second layer being flat, flexible, gas permeable and featureless; a third layer contacting said second layer; at least one fluid channel, said at least one fluid channel positioned in the first layer; at least one valve pin hole, said at least one valve pin hole passing through the third layer and stopping at the second layer; and at least one pin, wherein the at least one pin is activatable to actuate the second layer to occlude the at least one fluid channel, wherein said third layer comprises at least one vent channel, said at least one vent channel connected to at least one vent input and one vent output and in communication with a reactor to vent reactor gas, wherein said at least one vent channel is adapted to allow for evaporation of solvents across said second layer and enable reduction of pressure.