Fig. 12.

a Anatomical specimen including a colored scale showing the pattern representing the sensory IHN branches piercing the External oblique aponeurosis (based and

adapted from Jamieson et al). Yellow dashed line, inguinal ligament; SIR, superficial inguinal ring. b Anatomical specimen including a colored scale showing the pattern representing the sensory I-IN branches piercing the External oblique aponeurosis (based and adapted from Jamieson et al). Yellow dashed line, inguinal ligament; SIR, superficial inguinal ring