Cough reflex
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients aged 60-90 years old 2. ASA I-III grade 3. plan to undergo bronchoscopy under total intravenous anesthesia
Exclusion criteria
Exclusion criteria: 1 Patients with contraindications for bronchoscopy examination; 2 Patients with difficult airways; 3 Patients with severe airway stenosis and acute infection; 4 Patients with study drugs allergy; 5 Patients with severe hypertension (systolic blood pressure = 180mmHg, or diastolic blood pressure = 110mmHg); 6 Patients with severe arrhythmia; 7 Patients classified as New York Heart Association (NYHA) Class III or above with severe heart failure; 8 Patients with liver or kidney dysfunction; 9 Women in childbirth, childbirth, or lactation; 10 Patients whose preoperative consciousness state is difficult to independently or accurately determine; 11 Patients with a history of using psychotropic drugs.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidene of cough reflex; | — |
Secondary
| Measure | Time frame |
|---|---|
| Vital sign;Characters of surgery and anesthesia;Preoperative and postoperative blood gas analysis;Check completion rate;The patient's comfort evaluation, the satisfaction score of the operator; | — |
Countries
China
Contacts
First Affiliated Hospital of Guangxi Medical University