True about deep inguinal ring is -
Defect in fascia transversalis
Commonest site of direct hernia
Present medial to inferior epigastric artery
Lies an inch above the mid inguinal point
-        Deep inguinal ring lies lateral to rectus abdominis, as an opening in fascia transversalis.
-        It lies 1.25 cms above mid inguinal point.
-        Inferior epigastric vessels lie medial to the deep inguinal ring.
-        Through the deep inguinal ring, indirect hernia enters the inguinal canal.