Impact of Femoral Neck Cortical Bone Defect Induced by Core Decompression on Postoperative Stability: A Finite Element Analysis

Figure 2

Frog position radiograph assisted positioning anteversion angle injury different positions of femoral neck cortical bone during core decompression (i: anteroposterior radiograph showing cortical bone injury-blue oval; ii: frog position radiograph showing no cortical bone injury-blue oval): (a) radiographic positioning of conventional core decompression; (b) radiographic positioning of anterior cortical bone injury; (c) radiographic positioning of posterior cortical bone injury; (d) radiographic positioning of superior cortical bone injury; (e) radiographic positioning of inferior cortical bone injury.

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