TABLE 1.

Material properties and number of nodes and elements of the components of the finite element model.

Component	Young’s modulus (MPa)	Poisson’s ratio	Nodes	Elements
Teeth	18600	0.31	164181–175794	91180–98108
PDL	0.68	0.48	137271–140711	69922–70936
Cortical bone	13700	0.3	403430–448190	232268–248266
Cancellous bone	1370	0.3	222563–246345	125999–135923
Clear aligner	816.31	0.3	145800–165389	76950–88149
Lingual button	114000	0.34	2146–5027	1121–2774
Power arm	200000	0.3	2096–2580	965–1203
3D printed attachment	235000	0.33	6500–6895	3130–3428
Archwire	200000	0.3	15547–15687	7460–7526
Bracket	210000	0.3	24946–27806	11385–12741