Study of analysis system for fetal heart rate variability using fetal heart Doppler sound obtained by ultrasound cardiograph

Study of analysis system for fetal heart rate variability using fetal heart Doppler sound obtained by ultrasound cardiograph - Study of fetal heart rate variability (FHRV)

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000034053

Enrollment

100

Registered

2018-10-01

Start date

2018-08-03

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Pregnant women

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Health also makes a good pregnant woman the subject with the one of the doctor of obstetrics and gynecology.

Exclusion criteria

Exclusion criteria: The person who doesn't have leave of a doctor of obstetrics and gynecology

Design outcomes

Primary

Measure	Time frame
Power spectra, cross-spectra and relative noise contribution from time series data of fetal and mother heart rate variability (HRV)	—

Secondary

Measure	Time frame
Health diagram to simultaneously monitor health state of fetus and mother in real time	—

Countries

Japan

Contacts

Public ContactChiyo Tamamura

University of Fukui Department of Obstetrics and Gynecology

chiyo@u-fukui.ac.jp+81-776-61-8392

Outcome results