The objective of this study is to evaluate the clinical impact of the NOL nociception level index monitoring on intraoperative and post operative patient outcomes and institutional metrics when used to guide intraoperative analgesia dosing in patients undergoing spine surgery under general anesthesia when compared to a case controlled retrospective cohort.
Age > 18 years old.
ASA I-III
Elective spine surgery (laminectomy, spinal fusion, and disc replacement) under general anesthesia.
Opioid tolerant and patients with documented chronic pain may be included
• Use of any type of anesthesia other than general anesthesia (neuraxial, epidural analgesia or local regional anesthesia)
Use of intraoperative methadone
Non-sinus heart rate
Pregnancy/lactation
Medasense Biometrics Ltd
Lead sponsor
Thomas Jefferson Health
Collaborator