A scalable method of fabricating microscale devices in a low resource environment is shown using 3D printing. Microdevices are typically fabricated using silicon microfabrication techniques that require high resources, such as a cleanroom, that inhibits device fabrication in low resource environments. In this work, the use of 3D printing to make microfluidic devices for particle sorting, PCR detection and low-loss integrated waveguides is reviewed. The demonstrations are all performed in a low resource environment, without the use of a cleanroom, with an inexpensive custom 3D printer and off-the-shelf resin. The microdevices are made within a few minutes with training at the sophomore undergraduate level. This demonstrated a scalable fabrication method that is inexpensive, quick and facile.
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