Cervical Erector Spinae Block for Shoulder Surgery

60 patients will be enrolled to in this study between June 2020 - October 2020. All patient will be randomly selected who will be operated for shoulder surgery. Age, weight, ASA score, body mass index, additional dissease status will be recorded. The patients will be divided in two groups. One group will have cervical ESPB before the operation and the second group will be treated with multimodal analgesia techniques and both groups will receive patient controlled analgesia.

Both groups will receive identical anaethesia protocols. Perioperative analgesia protocols will provide acetaminophen 1 gr and the same dose will be repeated in every 6 hours regardless of the pain scores. In postoperative period, the pain scores of the patients will be recorded according to the numeric rating scale (NRS) in every three hours. If pain score raises over 3/10 on NRS the patient will receive tramadol 100mg as rescue analgesia. In case of persisting pain first, meperidine 50 mg will be applied and other multimodal analgesic drugs will be added to protocol. At the end of the study 24 hours total opioid usage of patients, pain scores and side effects will statistically be analyzed.