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Vacuum extraction(vacuum extractio; from the Latin. vacuum - emptiness and extraho - extract) - obstetric delivery permitting fetal extraction in case of weakness of labor or the beginning of fetal asphyxiation, performed using a vacuum extractor.
INDICATIONS. On the part of the fetus: started hypoxia (if there are no conditions for applying forceps); loss of the umbilical cord (after filling it for the head); premature partial detachment of the placenta (if there is no threatening condition on the part of the woman). On the mother's side: secondary weakness of labor; a mild form of nephropathy; compensated heart disease (in the stage of decompensation V.-e. can be used under ether anesthesia).
CONTRAINDICATIONS. The discrepancy between the size of the head of the fetus and the pelvis of the woman in labor; anomalies of insertion of the head (in these cases V.- e. can cause serious injury to the fetus); premature fetus (less than 30 weeks); maternal disease [severe nephropathy, pre-eclampsia, eclampsia, hypertension (see Hypertension), diseases of the cardiovascular system, circulatory disorders].Conditions of V. ee: compliance with the size of the fetal head and pelvis of the woman complete cervical dilatation; lack of fetal bladder; live fruit. Standing the head of the fetus in the exit or pelvic cavity is not a prerequisite for vacuum extraction.