Geneva, April 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600122177) titled 'The effects of intranasal dexmedetomidine and intravenous infusion on postoperative delirium and intraoperative hemodynamics in elderly patients undergoing lumbar fusion surgery' on April 9.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: The Affiliated Hospital of Xuzhou Medical University

Condition: Postoperative delirium

Intervention: The group that received nasal administration of dexmedetomidine:30 minutes before the operation, the patient was given a nasal spray of dexmedetomidine at a dose of 1 microgram per kilogram while in a conscious state. The group receiving intraveno...