Transtubal transfer is no longer used, since the highest pregnancy rate is achieved with intrauterine embryo transfer.
In the past, ZIFT was a technique that was performed, but its results are not as good as in utero transfer. Likewise, it is a more invasive technique, since it requires sedation of the patient and is performed laparoscopically.
Currently, embryos can be transferred at day 5 (blastocyst), the maximum that technology allows today.
Read the full article on: Intrafallopian zygote transfer – Advantages and disadvantages ( 72).
Laura García de Miguel
M.D., M.Sc.
Bachelor of Medicine and Surgery from the Autonomous University of Barcelona, with specialization in Obstetrics & Gynecology at Sant Joan de Déu University Hospital. Master's Degree in Human Reproduction from the Complutense University of Madrid. Currently, she is the Medical Director of Clínica Tambre in Madrid, Spain.
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