Unit:9 management of the high risk labor Obstructed Labour: Definition Obstructed labor is a condition in which, despite proper uterine contractions, the presenting part of the fitus, which is progressively descending, is arrested due to a mechanical obstruction, is called “obstructed labor”. Death of the fetus may also occur due to lack of supply etiology 1) Fault in passage (birth canal),2) Fault in passenger (fits) 1) Fault in passage (birth