Gastric distention
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients undergoing elective laparoscopic upper abdominal surgery.
Exclusion criteria
Exclusion criteria: 1. Less than 18 years old, ASA >= 3; 2. Acute gastrointestinal disease, chief complaint, chronic gastrointestinal disease or previous disease of upper gastrointestinal tract, uncontrolled diabetes, end-stage renal disease, known airway pathology, severe restrictive lung disease, neurodegenerative disease; 3. Body mass index >= 50kg/m^2.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Antral area; | — |
Secondary
| Measure | Time frame |
|---|---|
| Operation field score;Postoperative nausea and vomiting; | — |
Countries
China
Contacts
Tianjin Jinnan Hospital