Finding IUI Treatment Centre in Ravet, Punawale, Somatane Phata, PCMC, Pune? Conceive IVF, Fertility And Test Tube Baby Center is the Best IUI Treatment Centre in Ravet, Punawale, Kiwale, Somatane Phata, Gahunje, PCMC and Pune. During intrauterine insemination (IUI), sperm are washed in a special media that promotes their health and facilitates the separation of the fast-moving sperm from the sluggish or non-moving sperm. The rapidly moving sperm are concentrated into a small volume and are placed directly into the uterus when a woman is most fertile, immediately prior to and during ovulation.