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More info
You can access this
clinical trial
if you have
Human Embryo Cryopreservation
and you are
between 18 and 43
years old
-
The phase for this study is not defined.
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The purpose

This randomized study compares three different freezing methods to store human in vitro fertilization (IVF) embryos: vitrification with two commercial kits or slow freezing. After information, all patients undergoing IVF treatment can be included in the study. If qualified, embryos at different developmental stages will be allocated between the three methods. At the end of the first year survival and developmental rates, and implantation and pregnancy rates will be analyzed in order to determine the best method.

Provided treatments

  • Other: Slow freezing
  • Other: VIT-Irvine
  • Other: Vit-Vitrolife
Tris trial is registered with FDA with number: NCT00910390. The sponsor of the trial is Erasme University Hospital and it is looking for 584 volunteers for the current phase.
Official trial title:
Randomized Comparison to Freeze Human Embryos by Either Vitrification or Slow Freezing Protocols