Clinical Study
Efficacy of the Bilateral Ilioinguinal-Iliohypogastric Block with Intrathecal Morphine for Postoperative Cesarean Delivery Analgesia
Figure 3
Sonographic anatomy of the US-guided IIIH block. N: needle, EOM: exterior oblique muscle, IOM: internal oblique muscle, TM: transversus muscle, LA: hypoechogenic local anesthetic pocket, B: bowel.