- Conditions
- Pregnancy, Labor Pain
- Interventions
- Ultrasound
- Device
- Lead sponsor
- University of Missouri-Columbia
- Other
- Eligibility
- 18 Years to 55 Years · Female only
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2014
- U.S. locations
- 1
- States / cities
- Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced May 22, 2026, 4:13 AM EDT