However, that excitement turned to concern when cramblett, five months pregnant, called the sperm bank requesting the same donor’s sperm so zinkon could also get pregnant. You also may receive advice about whether artificial insemination or in vitro fertilization would be your most viable treatment option. When you are ready to use stored sperm for fertility treatment, you must notify our laboratory at least four weeks in advance. Between 24 and 48 hours after the sample is frozen, a portion is thawed and analyzed to measure the percentage of sperm that survive the freezing process. While some sperm banks have open or identity-release donors (men who consent to contact from their offspring once the child turns 18), We don’t necessarily know the long-term implications. Yes, you will need a referral from your physician for this service.
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Therefore, the thawing process for eggs and embryos must be done carefully. William hurd, chief of reproductive endocrinology and infertility at uh.