During a transfer, you are awake, and the procedure is similar to an IUI or a pelvic exam: a speculum is placed, and a thin, flexible catheter places one or more embryos, with most transfers ...

IUI works by collecting semen from the male ... the provider can insert the semen into the uterus using a catheter, improving the chances that sperm can reach the egg. By contrast, IVF involves ...

and a little cramping as the catheter is passed through the cervix. How long does it take sperm to reach the egg after IUI? Once the sperm enters the reproductive system, it can take about 30 to ...