Progress in Orthodontics

Table 1 Mechanical properties of the teeth and bone, utilized in the model

From: Tridimensional finite element analysis of teeth movement induced by different headgear forces

Material	Young’s modulus (MPa)	Poisson’s ratio
Enamel	84,100^a	0.20^a
Dentine	18,600^a	0.31^a
Cortical bone	13,800^a	0.26^a
Cancellous bone	345^a	0.31^a
Pulp	2^b	0.45^b
Stainless steel	20,0000^c	0.30^c

^aJones et al. (2001)
^bQian et al. (2008)
^cKojima and Fukui (2006)

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