Gastrointestinal
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Obese patients undergoing painless gastroscopy 2. Sign the informed consent form and voluntarily participate in this experiment, 3. ASA grade I-II 4. The patient's body mass index is between 30-40kg/m2 5. The age of the patient is between 18-65 years old
Exclusion criteria
Exclusion criteria: 1. Patients with central nervous system or psychiatric diseases and taking psychiatric drugs before surgery 2. Patients who are allergic to related anesthetic drugs 3. The patient has a history of gastroscopy in the past 4. The patient has severe cardiohepatic and renal insufficiency 5. The patient has a pronounced difficult airway (modified Mallampati class IV)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| incidence of Hypoxemia; | — |
Secondary
| Measure | Time frame |
|---|---|
| Induction time;Time to anesthesia recovery;any postoperative adverse reactions; | — |
Countries
China