Selection of internal fixation method for femoral intertrochanteric fractures using a finite element method

Figure 4 Stress distribution and displacement distribution under different loading modes when lateral and medial defects were fixed with proximal femoral anti-rotation intramedullary nail. A: Von Mises stress distribution map when lateral and medial defects were fixed with proximal femoral anti-rotation intramedullary nail (PFNA); B: Displacement distribution when lateral and medial defects were fixed with PFNA.