Labor analgesia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Choose epidural labor analgesia voluntarily; 2. Before labor analgesia, gastric ultrasound showed gastric emptying; 3. The first, single, 37-41 weeks of gestation, aged 20 to 35 years, BMI 19-40 kg / m2, no contraindication of epidural labor analgesia.
Exclusion criteria
Exclusion criteria: 1. Pregnant women with gestational diabetes and insulin application; 2. History of gastrointestinal surgery; 3. Parturients with abnormal gastric motility.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Gastric emptying time; | — |
Countries
China
Contacts
Tianjin Central Hospital of Gynecology and Obstetrics