True about vacuum extraction of fetus:: (A) Can be used in nondilated cervix, (B) Can be used in incompletely dilated cervix, (C) Used in face presentation, (D) Applied 3 cm posterior to anterior fontanel
Answer is B. indications fetal distress in second stage Maternal distress in second stage Prolonged second stage Deep transverse arrest and persistent occipito-posterior High vacuum for second twin (refer pgno: 447 textbook of obstetrics sheila 2 nd edition)