View through microscope of human egg pierced by transparent needle and injected with sperm for In Vitro Fertilization (IVF) treatment, then needle is removed

Swimming sperm is sucked up into needle, viewed through microscope for In Vitro Fertilization (IVF) treatment, microscope causes a slight flickering line on screen

Close view of needle in glass dish in laboratory sucking up sperm for In Vitro Fertilization (IVF) treatment