Image shows calibrated plastic inoculation loop and Cryotop devices.

<p>a) Both devices packaged in individual sterilized bag. b) Shows each device with the corresponding covers. c) Detail of the device covers.</p

Effect of vitrification device on implantation, offspring at birth and embryonic and fetal losses.

<p>Effect of vitrification device on implantation, offspring at birth and embryonic and fetal losses.</p

Effect of vitrification device after 48 h of in vitro culture.

<p>Effect of vitrification device after 48 h of in vitro culture.</p

Details of Calibrated plastic inoculation loop and Cryotop devices.

<p>a) Magnified image shows embryos in the corresponding devices. b) Shows each device with the corresponding covers (asterisks cotton top).</p