Comparison of qualitative and quantitative ultrasound assessment of the gastic antrum before and after spontaneous labor in term pregnant women

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2200059301

Enrollment

Unknown

Registered

2022-04-28

Start date

2022-05-01

Completion date

Unknown

Last updated

2024-02-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

The application of bedside ultrasound in obstetric anesthesia

Interventions

Spontaneous labor in term pregnant women:Pregnant women are required to fast for at least 6 hours for solid foods and 2 hours for clear liquids

Eligibility

Sex/Gender

Female

Age

18 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1. Pregnant women who plan to give birth naturally; 2. Age > 18 years old; 3. Pregnancy > 36 weeks.

Exclusion criteria

Exclusion criteria: 1. The subjects changed to cesarean section during natural childbirth; 2. Patients with eclampsia and gestational diabetes mellitus; 3. A history of upper gastrointestinal surgery, upper gastrointestinal tumors, and stromal tumors; 4. Mental illness and communication disorder.

Design outcomes

Primary

Measure	Time frame
Cross Sectional Area Of The Antrum;	—

Countries

China

Contacts

Public ContactXiangqi Lv

The Second Affiliated Hospital of Harbin Medical University

lvxiangqi@163.com+86 15804638816

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026