subzonal insemination

subzonal insemination (SUZI)

an older technique of micromanipulation used in cases of male factor infertility. Spermatozoa are inserted into the perivitelline space after breaching of the zona pellucida by mechanical or chemical means. Also called subzonal injection.
References in periodicals archive ?
Sperm characteristics and outcome of human assisted fertilization by subzonal insemination and intracytoplasmic sperm injection.
Subzonal insemination for the alleviation of infertility.