Geneva, Sept. 25 -- International Clinical Trials Registry received information related to the study (ChiCTR2600132930) titled 'Effects of dexmedetomidine nasal injection combined with lidocaine on postoperative delirium in elderly patients undergoing laparoscopic radical gastrectomy: a randomized controlled trial' on Sept. 20.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Qilu Hospital of Shandong University

Condition: Postoperative delirium

Intervention: dexmedetomidine intranasal administration & lidocaine intravenous injection group:Two days before the operation, nasal administration of dexmedetomidine at a dose of 100 µg was given every night before sleep. During anesthesia induction, lidocaine...