Table 2.

3D printing clinical application classification and main advantages. The table shows the clinical applications and their main advantages of 3D printing technologies in the field of prosthodontics, oral and maxillofacial surgery, oral implantology, and orthodontics and main advantages of each application.

Field	Application	Advantage
Prosthodontics	Crown and bridge dentures	Reducing time consumption [9, 10]
		Good fit [11]
		Good detail reproducible [12]
		Low costs [11]
	Complete dentures	Convenient and fast [13]
		Accurate [14]
		Close adaptability [10]
	Removable partial denture frameworks	Uniform contact pressure [15]
		Good mechanical properties [16]
Oral and maxillofacial surgery	Occlusal splints	Saving time and cost [17]
	Surgical implants	High mechanical strength [18]
		Adjustable porosity [19]
	Prostheses	Convenient and fast [20]
		Accurate [21]
	Working models	Improving the integrity and aesthetics [22]
		Reducing operative time and risk [23]
Oral implantology	Surgical guides	Reducing operation errors [24]
		Simple operation [25]
	Custom trays	High efficiency [26]
		High accuracy [26]
Orthodontics	Working models	Good surface quality [27]
		Light [28]
		High wear resistance [29]