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

Figure 8

Stress distribution of the cortical bone defects under walking downstairs: (a) femoral neck (anterior) defect; (b) femoral neck (posterior) defect; (c) femoral neck (superior) defect; (d) femoral neck (inferior) defect; (e) maximum stress versus yield strength.

(a)

(b)

(c)

(d)

(e)