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Table 1 Elasticity properties of materials in this study

From: The cross-sectional effects of ribbon arch wires on Class II malocclusion intermaxillary traction: a three-dimensional finite element analysis

 

Poisson's ratio

Young's modulus (MPa)

Cortical bone [17, 18]

0.26

13,700

Cancellous bone [14, 17]

0.30

1370

Teeth [19]

0.30

19,600

PDL [19, 20, 23]

0.45

0.667

Tubes, brackets [21, 22]

0.30

206,000

Arch wire [21, 22]

0.30

176,000