Fig. 2From: Clinical application of the anterior pelvic wall locking plate (APWLP) in acetabular fractures involving the quadrilateral surfaceTwo different APWLP models. Yellow represents the right side, and blue represents the left side. The specific type of steel plate is selected according to the shape of the quadrilateral surface fracture. There are two APWLP models: I and IIBack to article page