Vacuum aspiration is a surgical procedure. It's used to remove
molar pregnancy tissue from the uterus. This procedure
uses a hollow tube (cannula) that is attached by tubing to a bottle and a pump. The pump provides a gentle vacuum.
cervix is opened, or dilated. Then the cannula is passed
into the uterus. Next, the pump is turned on, and the molar tissue is gently removed
from the uterus. While suction is being applied, the wall of the uterus is
usually scraped with a sharp tool, called a curette, to remove the molar
Medicine (such as oxytocin) is used
during or after the procedure to make the uterus contract. The contractions
help the uterus shrink to its prepregnancy size. They also help stop uterine bleeding
after the growth is removed.