What Is Cryopreservation?

By Author: Dr. Prateek Mahana
Total Articles: 4
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Cryopreservation is a procedure where sperms, eggs, and embryos are frozen at a sub-zero temperature to preserve them for future when the need arises. There are three varieties of Cryopreservation in IVF spectrum:
1) Sperm Cryopreservation
2) Embryo Cryopreservation
3) Eggs Cryopreservation

Sperm Cryopreservation: Sperm are frozen to conserve because of a no. of reasons: 1) To develop sperm bank; 2) To donate stored sperm; 3) to use it in the course of the treatment if the male accomplice is unable to ejaculate on a required day;4) earlier than undergoing vasectomy; 5) prior to melanoma medication which might adversely impact fertility; 6) Retrieved sperms from testes (TESA) or epididymis (PESA).

If sperm is frozen for the approaching treatment of the donor, the storage period is normally 1 year. For the pre-chemotherapy storage, the period is ordinarily of 10 years which may also be improved in targeted circumstances.

Eggs (oocytes) Cryopreservation: Eggs Cryopreservation is for females who're about to bear scientific therapy for ailments ...
... such as Cancer etc. Which may impact her capability to supply eggs sooner or later. This procedure can also be used for females who are career-oriented and does not need early motherhood.

Eggs are frozen inside within few hours of collection through the regular freezing approach. Later, when ladies are able to be pregnant, the frozen eggs are thawed, fertilized with the husband sperms and the resultant embryo is implanted in the uterus.

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