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Fig. 3 | BMC Musculoskeletal Disorders

Fig. 3

From: Cement augmentation of the proximal femoral nail antirotation for the treatment of two intertrochanteric fractures - a comparative finite element study

Fig. 3

Helical blade tip location and von-mises stress (Pa) distribution in AO31-A1.3 head-neck fragment trabecular. a and d: Initial position of helical blade tip in femoral head. b and e: Location of helical blade tip when femoral head varus collapse at 2°; the non-augmented blade cutout in femoral head while remain intact in the augmented one. c and f: Von-mises stress distribution of trabecular bone when femoral head varus collapse at 2°

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