In 2004, I developed a micro-fluidic, “sip-and-spit” pump to move fluid within a hand-held device. Here’s a link to an article I wrote for Machine Design Magazine describing some tips based on what I learned designing a shape memory alloy actuated micro-pump.
“You can get something good, cheap, or fast. Pick two.” I’ve heard it many times, but what is it about? I’ve found that it comes down to planning.