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Table 1 The maximum Von Mises peak stresses on fixation plate

From: Finite element analysis of different locking plate fixation methods for the treatment of ulnar head fracture

 

Dorsal-side plate

(2 screws)

Dorsal-side plate

(3 screws)

Ulnar-side plate

(2 screws)

Ulnar-side plate

(3 screws)

20N axial compression

392.53MPa

397.17Mpa

383.90Mpa

313.25Mpa

50N axial compression

981.31Mpa

992.93Mpa

958.80Mpa

636.35Mpa

1 N∙m torsion moments

201.05Mpa

158.10Mpa

192.08Mpa

151.94Mpa

1 N∙m lateral bending moments

638.94 MPa

482.40MPa

791.90 MPa

736.22 MPa

1 N∙m extension bending moments

774.30 MPa

632.65 MPa

468.12 MPa

311.61 MPa