Ideally, traction during vacuum extraction should be applied in which of the following manner?
Continously
Intermittently with cycles of 20seconds of traction followed by 1minute of rest
Intermittently and with contractions
Intermittently and between contraction
After the vacuum is applied, Effo should be intermittent and coordinated with maternal expulsive effos and contractions(Ref: William's Obstetrics; 25th edition)
All India exam