Study Status: Completed
Recruit Status: Unknown status
Study Type: Interventional
Official Title: Effects of Dexmedetomidine on Postoperative Cognitive Dysfunction During One-lung Ventilation in Elder Patients -a Single-center, Randomized ,Double-blinded and Controlled Trial
Brief Summary: This study is to explore the effects of dexmedetomidine on postoperative cognitive dysfunction during one-lung ventilation in elder patients.