Level 3	Plane should be developed with inferior epigastric vessels anteriorly and the cord structures posteriorly.
	In 2.75%, bleeding from epigastric branches, vessels on the pubic bone or testicular vessels can occur.
Level 4	Inferior epigastric vessels were ligated in 3%, because they blocked the view of the surgeon.
	Inferior epigastric vessel injury occurred in 0.4% of patients during trocar insertion.