PMC3259136_01
The target anatomic landmark for the block (A) and needle entry point (B). Needle pathway (black allow).
kjpain-25-38-g001.jpg
PMC3259136_01_kjpain-25-38-g001.jpg
F1
The midline between S2 and S3 junction was the target anatomic landmark for the block (Fig. 1).
A 22-gause, 10-cm block needle was manually bent about 1 cm from its tip to form a 10 degrees angle.
kjpain-25-38-g002.jpg
PMC3259136_01_kjpain-25-38-g002.jpg
F2
A 22-gauge, 10-cm block needle was manually bent about 1 cm from its tip to form a 10 degrees angle (Fig. 2).
Inferior hypogastric plexus block after contrast injection. (A) Anteroposterior view, (B) lateral view. Contrast around the interior hypogastric plexus (arrow).
kjpain-25-38-g003.jpg
PMC3259136_01_kjpain-25-38-g003.jpg
F3
With the needle in the proper position, after a negative aspiration of blood or stool, 1.5 ml of contrast medium was injected to confirm the retroperitoneal location (Fig. 3).