Preoperative Sub-Tenon's Capsule Injection of Ropivacaine in Conjunction with General Anesthesia in Retinal Detachment Surgery

Preoperative sub-Tenon's capsule injection of ropivacaine in scleral buckling surgery under GA lowers the intraoperative systolic BP, reduces the amount of inhalable sevoflurane needed, and enhances postoperative vigilance through reduction of pain and need of opioids.