Fig. 4From: Biomechanical effect of intertrochanteric curved varus osteotomy on stress reduction in femoral head osteonecrosis: a finite element analysisVon Mises stress in different models. a Maximum von Mises stress of the models. b The maximum von Mises stress reduction after CVO. c The mean von Mises stress of the models. d The mean von Mises stress reduction after CVOBack to article page