作者: O. Althabe , R.L. Schwarcz , S.V. Pose , L. Escarcena , R. Caldeyro-Barcia
DOI: 10.1016/0002-9378(67)90205-0
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摘要: Abstract In 21 full-term pregnant women during labor, the administration of oxygen to mother caused a rise in fetal muscular pO 2 . Oxygen had no effect on normal heart rate. cases distress, it corrected totally or partially two abnormal features present rate tracings: (1) abnormally high basal (above 160 beats per minute); (2) type II dips (i.e., transient fall rate, bottom which is recorded 20 60 seconds after peak uterine contraction). These effects were shown be reversible, since they disappeared when was discontinued.