What Is Cryopreservation?

  • Cryopreservation is used to freeze & thaw eggs, sperm or embryos that can be used for IVF or IUI.
  • Freezing of biological material at extreme temperature.
  • Temperature used is as low as -196 C / -321 F.

Different Techniques of Cryopreservation:

Egg Freezing

  • Carrier oriented women’s
  • Reduce chromosomal abnormalities
  • cancer patient undergoing chemotherapy


  • Ovarian stimulation
  • Egg retrieval
  • Freezing

Sperm cryopreservation

  • Storing sperm for future use
  • Risk of exposure to chemicals, radiation, smoking, alcohol, drugs, stress, obesity etc.


  • Collected sterile container
  • Analysis for volume, color, PH, viscosity, sperm motility, sperm count, sperm morphology.

Sperm cryopreservation by two methods:

  • Slow freezing
  • Rapid freezing
  • Embryo cryopreservation
  • Preserving fertility for future use
  • Another chance to get pregnant if future IVF cycle fails.
  • No need to repeat entire IVF procedure again
  • Patient who are not ready for childbearing they can freeze embryo.
  • Career oriented women’s can freeze embryo.
  • For embryo donation cycle


  • Ovarian stimulation
  • Egg retrieval
  • Fertilize egg & sperm by ICSI & Conventional IVF.
  • Fertilize egg can freeze on day 3 & 5 with excellent embryo grading.

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