Thoracic Epidural versus Surgically placed Rectus Sheath Catheters for Postoperative Analgesia after Midline Laparotomies: A Randomized clinical Trial

Ultrasound continuous erector spinae catheter versus paravertebral catheter for pain management in modified radical mastectomy for cancer patients: A randomized double-blind

Efficacy of combined ultrasound guided anterior and posterior rectus sheath block for postoperative analgesia following umbilical hernia repair: Randomized, controlled trial

Ultrasound-guided erector spinae block for postoperative analgesia in thoracotomy patients: a prospective, randomized, observer-blind, controlled clinical trial

Ultrasound guided bilateral rectus sheath block and serum TNF-α and IL-6 after radical prostatectomy: A randomized double blinded study

Ultrasound guided transversus abdominis plane block versus local wound infiltration in children undergoing appendectomy: A randomized controlled trial

Ultrasound-Guided TAP Block versus Ultrasound-Guided Caudal Block for Postoperative Analgesia in Pediatric Lower Abdominal Surgery: A Prospective Randomized Study

Comparative study between different ultrasound-guided techniques for postoperative analgesia in children undergoing lower abdominal surgeries

Comparative Study of Ultrasound - Guided Transversus Abdominis Plane Block Versus Ilioinguinal/Iliohypogastric Nerve Block& Local Wound Infiltration for Post Operative Analgesia

Comparison of Ultrasound-Guided Rectus Sheath Block Versus Local Infiltration at The Port Sites and Intraperitoneal Instillation of 0.25% Bupivacaine for Post-Operative Pain Cont