DIY Microfluidics
Stuff from wetPONG
HomeMade Microfluidics on wetPONG
more coming soon...
Advanced DIY Microfluidics
Just a Hack! How did he do that... awesome!
Preparing the slide
Draw a nice pattern with InkScape
Putting (black) tape on a glas slide. Cut it with a sharp knife or with a DIY laser cutter 8-)
DIY laser cutter:[1]
The slide with the cut tape
Peel of the tape carefully
Some sample slides
PDMS Casting
Putting the slides in casting boxes
Cast with PDMS and cure at 60°C for about 1 hour.
Remove the cast
Plasma activate a clean glas slide and the PDMS piece (where to get the plasma from?)
Put the PDMS piece back into a clean box and cover with a tube holder plate. Punch the holes.
Attatch tubes and capture the microflow with a webcam stage.
<iframe width="540" height="304" src="http://www.youtube.com/embed/QOEMFQPaNEY" frameborder="0" allowfullscreen></iframe>
Parts lasercut from acrylic in the FabLab Lucern.
Downoad:
uFlow_Casts.pdf