Table 1.

Unique features of the major 3D bioprinting technologies [60].

Print methods	Advantage	Bioinks	Resolution	Cell viability	Cell density	Print speed	Target tissue
Inkjet Printing	High yield, low cost, high resolution, simple implementation and compatibility with low viscosity biomaterials	Collagen, poly (ethylene glycol) dimethacrylate (PEGDMA), fifibrinogen, alginate, GelMA	high	high	Low	high	Skin, cartilage, bone, tumor, liver
Extrusion Printing	Compatible with a variety of materials, high resolution, high precision	Gelatin, poly-caprolactone (PCL), polyethyleneglycol (PEG), alginate, hyaluronic acid (HA), polyamide (PA), polydimethyl-siloxane (PDMS) dECM, nanocellulose	medium	medium	Cell spheroid	Low	Skin, cartilage, vessel, bone, muscle, tumor, heart
Laser-assisted	Fast print speed and compatibility with a range of biomaterial viscosities	Printing Fibrinogen, collagen, GelMA	Low	high	high	medium	Skin, Vesse