Geneva, Feb. 2 -- International Clinical Trials Registry received information related to the study (ChiCTR2600117312) titled 'Effect of Dexmedetomidine Nasal Spray on Sleep Quality in Patients Undergoing Orthopedic Surgery: An Interventional Study' on Jan. 22.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: The Seventh Affiliated Hospital, Sun Yat-sen University

Condition: Sleep quilty

Intervention: Trial Group (Dexmedetomidine Nasal Spray Group):From the 1st to the 3rd night after surgery, dexmedetomidine nasal spray 50µg per dose (one spray) was administered intranasally 30 minutes before bedtime each night, for 3 consecutive days. Clean the nasal cavity before administration, give the drug in a sta...