# Testing a Wearable Monitor for Fetal Heart Rate Estimation, Fetal Movement and Uterine Activity Detection

> **NCT04450251** · — · COMPLETED · sponsor: **Owlet Baby Care, Inc.** · enrollment: 173 (actual)

## Conditions studied

- Pregnancy

## Interventions

- **OTHER:** Data Collection

## Key facts

- **NCT ID:** NCT04450251
- **Lead sponsor:** Owlet Baby Care, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2018-08-29
- **Primary completion:** 2020-05-10
- **Final completion:** 2023-05-01
- **Target enrollment:** 173 (ACTUAL)
- **Last updated:** 2025-09-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04450251

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04450251, "Testing a Wearable Monitor for Fetal Heart Rate Estimation, Fetal Movement and Uterine Activity Detection". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04450251. Licensed CC0.

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