New wearable band could let pregnant women monitor Baby's heartbeat at home

NCT ID NCT04450251

Completed Knowledge-focused Sponsor: Owlet Baby Care, Inc. Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study tested a wearable fabric band that pregnant women wear around their belly to record the baby's heart rate at home. 173 women in the second half of pregnancy used the device overnight. The goal was to see if the band could collect clear fetal ECG readings.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: wearable fabric band with ECG sensors
What this could lead to: If successful, this could lead to a simple, at-home way to monitor fetal heart rate during pregnancy.
What could go wrong: This is an early observational study, not a treatment trial. The device may not be accurate or practical for widespread use.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for PREGNANCY are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

PREGNANCY

Contacts and locations

Locations

Owlet Baby Care, Inc.

Lehi, Utah, 84043, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.