None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Elderly patients who were scheduled to undergo painless fiberoptic bronchoscopy under general anesthesia with laryngeal mask, aged 65-85 years, body mass index 18-25 kg/m^2, and ASA I-III class.
Exclusion criteria
Exclusion criteria: 1. Patients with poor understanding, mental disorders or central nervous system disorders who cannot cooperate; 2. Potential or definite difficult airway, cardiovascular disease such as unstable angina, uncontrolled hypertension, high-risk coronary artery disease, history of heart disease; 3. Serious insufficiency of liver and kidney function; 4. Those with allergies and contraindications to the test drugs.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Depression score;Incidence of postoperative cognitive dysfunction;Quality of postoperative recovery; | — |
Countries
China