was established in 1987 in Aarhus,
Denmark, by the founder, Mr Ole Schou.
"Cryos" is Greek and means "ice" (from
crystallos). The word is also known from "cryobiology". In
English a sperm bank is often called a "cryobank".
The office and laboratory were initially
established as a service both for men who were going to
have a vasectomy and for cancer patients who needed to
have their sperm frozen before chemotherapy or radiation,
which may sterilize the patients.