Fig. 1From: Bioprinting of skin constructs for wound healingBioprinting techniques. a Inkjet bioprinter eject small droplets of cells and hydrogel sequentially to build up tissues. b Extrusion bioprinter use pneumatics or manual force to continuously extrude a liquid cell–hydrogel solution. c Sketch of the laser printer setup. d Schematic of the DLP based bioprinter—dynamic optical projection stereolithography (DOPsL)Back to article page