CompletedNot Applicable

Oocyte Survival After Vitrification With Slush Nitrogen Compared With Liquid Nitrogen

United States27 participantsStarted 2020-04-08

Plain-language summary

The purpose of this study is to determine if the use of slush nitrogen results in higher post-thaw survival rates for oocytes compared to conventionally used liquid nitrogen.

Who can participate

Age range18 Years – 30 Years

SexFEMALE

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Inclusion criteria

✓. Age 30 years or younger who meet institutional criteria to be an oocyte donor.
✓. Patients who agree to donate oocytes for research purposes and agree to the study protocol.
✓. The subgroup of oocyte donors age 35-38 will not be part of the primary analysis, and therefore will not be required to meet the age criteria listed above. The older group of donors will be chosen as the clinical discretion of the study investigators. No specific ovarian reserve cutoffs will be required, although factors related to ovarian reserve will be taken into consideration.

Exclusion criteria

✕. Under 18 years old
✕. All patients who do not voluntarily give their written consent for participation.
✕. Patients who do not meet standard institutional criteria for oocyte donation.
✕. A diagnosis of polycystic ovarian syndrome (PCOS).

What they're measuring

oocyte survival rate

Timeframe: within 5 minutes post warming

Trial details

NCT IDNCT04342364

SponsorReproductive Medicine Associates of New Jersey

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2021-05-11

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