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Table 3 The results of the laboratory cantilever bending test and numerical FEA during bending

From: Relation between laboratory cantilever bending test and finite element analysis of five different nickel-titanium rotary instruments

Endodontic instrument Laboratory test Finite element analysis (FEA)
Cantilever bending load (g) Von Mises stresses during bending (MPa) Deflection (mm)
TF Adaptive 86a ± 0.1 471 9
HyFlex EDM 99.8b ± 0.5 537 5.9
Wave One 144.5c ± 0.4 583 4.5
Reciproc Blue 155d ± 0.8 777 2.3
One Shape 174e ± 0.4 1368 1.4
  P value ˂ 0.0001*   
  1. Means with different letters indicate statistical significance difference *significant (p < 0.05)