Unfertilized oocyte cryopreservation for fertility preservation of young women in cancer

Unfertilized oocyte cryopreservation for fertility preservation of young women in cancer - Unfertilized oocyte cryopreservation of young women in cancer

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020614

Enrollment

Registered

2016-01-18

Start date

2016-03-29

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

Malignant disease

Interventions

After controlled ovarian stimulation, oocytes are retrieved by ultrasound-guided transvaginal aspiration and cryopreserved Period: routine ovarian stimulation Desage of medicine: different among ind

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Long-term survival is anticipated 18 years or older 42 years or younger

Exclusion criteria

Exclusion criteria: An agreement is not obtained Patient for whom the start of therapy may be significantly delayed for this study Patient who is judged to be inappropriate for this study

Design outcomes

Primary

Measure	Time frame
Achievement rate of unfertilized oocyte cryopreservation Viability rate, fertilization rate and cleavage rate after thawing Pregnancy rate and live birth rate per embryo transfer	—

Countries

Japan

Contacts

Public ContactYasushi Kawano

Oita Medical University Department of Obstetrics and Gynecology

kawayas@oita-u.ac.jp097-586-5922

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026