Fig. 1From: Finger-triggered portable PDMS suction cup for equipment-free microfluidic pumpingFabrication process of the PDMS suction cup, photographs of the 3D printed mold, and fabricated suction cup. a–c The PDMS mixture is poured in the 3D printed mold, cured, peeled off from the mold, then cut by a razor blade. d 3D printed molds for the PDMS suction cup fabrication. e Fabricated PDMS suction cupBack to article page