The new Rapid-i carrier is an effective system for human embryo vitrification at both the blastocyst and cleavage stage.

Reprod Biol Endocrinol · 2013 · PMC3660183 · PMID 23672340

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did not reach statistical significanceno p-value reported

Outcomes with blastocyst vitrification on the Rapid-i appeared somewhat higher than those achieved with cryoloop but the differences did not reach statistical significance.

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