The Impact of Thoracic Paravertebral Nerve Block At Different Positions on Pain Relief in Patients Undergoing Single-Port Thoracoscopic Partial Lung Resection

For patients scheduled for thoracoscopic surgery, thoracic paravertebral nerve block was performed under ultrasound guidance. After the injection of the drug, patients were positioned in either the supine position.

For patients scheduled for thoracoscopic surgery, thoracic paravertebral nerve block was performed under ultrasound guidance. After the injection of the drug, patients were positioned in the lateral decubitus position with the puncture side up.