Anesthesia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1.Patients who are over 60 years old, 2.ASA1-III grade 3. The surgical position is supine or lithotomy position 4. Undergo minimally invasive urological surgery for no less than 1 hour 5. Undergo laryngeal mask surgery under general anesthesia. 6. After surgery, they are planned to be sent to a recovery room for resuscitation.
Exclusion criteria
Exclusion criteria: 1. Surgery for controlled hypotension or pressor; 2. Patients with difficult airways; 3.Alcoholics and drug addiction; 4. Patients with delayed gastric retention or gastric emptying; 5.Individuals who are allergic to the studied medication; 6.Patients with end-stage renal failure; 7.Patients with severe hypertension (systolic blood pressure = 180mmHg, or diastolic blood pressure = 110mmHg); 8.Within 7 days, if bilirubin levels exceed 3.0mg/dl, or if aspartate transaminase or alanine transaminase levels increase by more than three times; 9. Patients who are unable to communicate; 10.Emergency surgery; 11.Acute narrow angle glaucoma, myasthenia gravis, shock or coma, acute alcoholism, or laboratory test abnormalities.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Efficacy; | — |
Secondary
| Measure | Time frame |
|---|---|
| Vital signs;characteristic of anaesthesia and surgery; | — |
Countries
China
Contacts
The First Affiliated Hospital of Guangxi Medical University