After being confirmed epidural space by Tuohy needle at L3 - L4, we introduced spinal needle G27 through Tuohy lumen into dural sac and injected 1ml Marcain 0.5% +25mcg Fentanyl, then we introduced epidural catheter via Tuohy needle 3 cm, every 30 minutes we added 4ml Lidocain 2% and kept the catheter for post - operative analgesia.