בשל "הגנת זכויות יוצרים" מובא להלן קישור לתקציר המאמר. לקריאתו בטקסט מלא, אנא פנה/י לספרייה הרפואית הזמינה לך. 

Neuraxial ultrasonography can improve the technical performance of spinal anesthesia.

However, there are no data regarding the optimal approach for ultrasound-assisted spinal anesthesia.

This study aimed to compare the midline and paramedian approaches for ultrasound-assisted spinal anesthesia in adult orthopedic patients.

A single-center, prospective, randomized controlled trial.

One hundred and twelve patients undergoing orthopedic surgery were included.