Does in Vivo Culture of Pre-cleavage Stage Embryo Reduce the Incidence of Aneuploidy?

Inclusion Criteria: * Signed Informed Consent by the subject and her partner * Women, aged between 18 and 38 years (up to 38th birthday) * ≤ 2 previous stimulation cycles * Routinely measured hormonal levels within normal range (i.e. FSH, LH, E2, PRL) * No uterine or ovarian anatomical abnormalities and/or alterations that would compromise device delivery or function in the uterus as demonstrated by ultrasound and trial insertion * 19 ≤ BMI ≤ 29 kg/m2 Exclusion Criteria: * History of previous moderate or severe ovarian hyperstimulation syndrome (OHSS) * Severe endometriosis * Any active infection that would contraindicate ART, at the discretion of the investigator * Severe male factor in the partner (cryptozoospermia or non-obstructive azoospermia)