When Should ICSI be Used?

Intracytoplasmic sperm injection (ICSI) is a very specialized technique performed by embryologists that involves injecting a single sperm into each egg retrieved from an IVF cycle.  It was first introduced in the early 1990s to help fertilize eggs for couples with male factor infertility.  Since the 1990s, the use of ICSI with IVF cycles has substantially increased.  In fact, ICSI …