https://www.selleckchem.com/pr....oducts/Etopophos.htm
05). CONCLUSIONS SPB added to the ISBPB increases the quality of surgical anesthesia and reduces the need for intraoperative sedoanalgesia for arthroscopic shoulder surgery. Copyright © 2020, Demir et al.Thoracic paravertebral blocks (TPVBs) provide an effective pain relief modality in conditions where thoracic epidurals are contraindicated. Historically, TPVBs were placed relying solely on the landmark-based technique, but the availability of ultrasound imaging makes it a valuable and practical tool during the placement of these bloc