Page 38 - ESHRE2019

Use: ART law specific (HFE Act 1990 rev 2008)
• Welfare of the (future) child: minimal v max (high risk of serious harm) threshold eg relevance of would be parental health of cancer survivor (TF13,2007, Human Rep 22: 2585-88)
• Other specific concerns: duration of cryopreservation, research consent, Posthumous use (forbidden in many countries, allowed for a named recipient with prior consent in UK)
• OoC for non medical reasons only allowed 10 years (5+5), so young women are freezing embryos with donor sperm (consent may continue)
Alternative of gametes donation (and surrogacy): anonymity, compensation, ...
HFEA data, age at freeze and age at thaw
• Patients who froze their own eggs under 35 had a 15% chance of having a successful thaw cycle in 2016; this falls to around 12.5% for patients who froze eggs aged 40-42.
• Number of eggs collected and frozen
• Between 2010 and 2016, 36,706 eggs were stored for patients own
use, rising every year
• In 2016, 9,590 eggs were frozen for patient’s own use, an increase of 370% compared with 2010.
• Since 2010, average number of eggs frozen per patient eight and stable, with 10 oocytes collected per patient was 10.
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