Superficial vessels and cutaneous nerves Arteries Superficial epigastric a. Superficial iliac circumflex a. 。Veins Thoracoepigastric v. Superficial epigastric v.. Cutaneous nerves(multi_segmental Anterior and lateral cutaneous branches of T 7~11 nerves the subcostal nerves T12 lliohypogastric n.<L1 -ilio-inguinal n.←L1 Superficial vessels and cutaneous nerves • Arteries – Superficial epigastric a. – Superficial iliac circumflex a. • Veins – Thoracoepigastric v. – Superficial epigastric v. • Cutaneous nerves (multi_segmental ) – Anterior and lateral cutaneous branches of T 7~11 nerves – the subcostal nerves T12 – Iliohypogastric n. ←L1 – ilio-inguinal n. ← L1