A Comparison of Epidural 0.2% Ropivacaine Alone and 0.15% Ropivacaine with 150 µg/ml Alfentanil for Postoperative Patient-Controlled Epidual Analgesia after Major Abdominal Surgery
Abstract:Background:The lower levels of cardiotoxicity and motor block make ropivacaine well suited as an epidural infusion for postoperative analgesia. This study examined the analgesic efficacy of an epidural infusion of ropivacaine alone and in combination with alfentanil after major abdominal surgery.Methods: Thirty patients undergoing major abdominal surgery under general anesthesia were divided into two groups receiving patient-controlled thoracic epidural analgesia with 0.2% ropivacaine (Group I) and 0.15% ropiv… Show more
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