Geneva, Oct. 27 -- International Clinical Trials Registry received information related to the study (ChiCTR2600134587) titled 'Clinical Effects of Dexmedetomidine Nasal Spray Combined with Oliceridine for Sedation in Elderly Patients Undergoing Endoscopic Dacryocystorhinostomy' on Oct. 16.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Bejing Tongren Hospital, Capital Medical Uniersity

Condition: naso-lacrimal duct obstruction

Intervention: General anesthesia with a laryngeal mask airway group:General anesthesia

Recruitment Status: Not Recruiting

Phase: 4

Date of First Enrollment: 2026-10-27

Target Sample Size: General anesthesia with a laryngeal mask airway group:45;Experimental group:45;

Countr...