Scanzoni, Friedrich W.(redirected from Scanzoni second os)
Scanzoni,Friedrich W., German obstetrician, 1821-1891.
Scanzoni maneuver - forceps rotation and traction in a spiral course, with reapplication of forceps for delivery.
Scanzoni second os - a constriction in the uterus resulting from obstructed labor, one of the classic signs of threatened rupture of the uterus. Synonym(s): pathologic retraction ring