Randomized Controlled Trial

Postoperative analgesic efficacy of ultrasound-guided ilioinguinal-iliohypogastric nerve block compared with medial transverse abdominis plane block in inguinal hernia repair: A prospective, randomised trial.

Anaesth Crit Care Pain Med. 2019 Feb 1; 38 (1): 41-45.
Randomized Controlled Trial

Effect of addition of perineural buprenorphine or dexamethasone to levobupivacaine on postoperative analgesia in ultrasound guided transversus abdominis plane block in patients undergoing unilateral inguinal hernia repair: a...

Korean J Anesthesiol. 2019 Jun 1; 72 (3): 245-252.
Randomized Controlled Trial

Comparison of efficacy of transversus abdominis plane block and iliohypogastric/ilioinguinal nerve block for postoperative pain management in patients undergoing inguinal herniorrhaphy with spinal anesthesia: a prospective...

J Anesth. 2017 Oct 1; 31 (5): 678-685.