Overview Local Wound Anesthesia in Spine Surgery Status: Recruiting Trial end date: 2023-03-31 Target enrollment: Participant gender: Summary Prospective, randomized, double-blinded, trial regarding the effect of local wound infiltration at the end of spine surgery; randomizing 1:1:1 between NaCl, Ropivacain, Levobupivacaine combined with Tramadol Phase: N/A Details Lead Sponsor: Balgrist University HospitalTreatments: LevobupivacaineTramadol