Shandong Provincial Hospital Affiliated to Shandong First Medical UniversityShandong First Medical UniversityEsketamineVisual Analogue Scaleintraoperative hypoxaemiaChinese Clinical Trial Registryintraoperative hypercapnia
…uled for non-intubation video-assisted thoracoscopic surgery at Shandong Provincial Hospital Affiliated to Shandong First Medical University. Eligible participants will be randomly allocated in a 1:1 rati…