60
Participants
Start Date
March 1, 2024
Primary Completion Date
August 31, 2025
Study Completion Date
December 31, 2025
Ropivacaine 0.5%
Prior to the end of the laparoscopic surgery and any additional procedures, the bilateral celiac plexus block will be performed by the surgeon after identification of the aorta at the superior border of body of pancreas. A 22-gauge spinal needle will be inserted into the retroperitoneal fat on either side of the aorta under direct vision. Needle aspiration will be performed to exclude entry into vessels before administration of the interventional drug. The block will contain 20 mL of 0.5% ropivacaine hydrochloride + 1:400000 adrenaline.
Normal Saline
Prior to the end of the laparoscopic surgery and any additional procedures, the bilateral celiac plexus block will be performed by the surgeon after identification of the aorta at the superior border of body of pancreas. A 22-gauge spinal needle will be inserted into the retroperitoneal fat on either side of the aorta under direct vision. Needle aspiration will be performed to exclude entry into vessels before administration of the interventional drug. The block will contain 20 ml of 0.9% normal saline + 1:400000 adrenaline.
Sixth Affiliated Hospital, Sun Yat-sen University
OTHER