使用多普勒超声识别胎儿呼吸运动的第二种方法。
A second means of identifying fetal breathing movements using Doppler ultrasound.
作者信息
Goodman J D, Mantell C D
出版信息
Am J Obstet Gynecol. 1980 Jan 1;136(1):73-4. doi: 10.1016/0002-9378(80)90567-0.
PMID:7352490
Abstract
A new low-frequency Doppler shift signal associated with fetal breathing has been observed. This signal is out of phase with the previously described signal from the inferior vena cava and originates from the umbilical vein.
摘要
已观察到一种与胎儿呼吸相关的新的低频多普勒频移信号。该信号与先前描述的来自下腔静脉的信号相位不同，且起源于脐静脉。
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