title: Ultrasonic monitoring of fetal respiratory movement.
abstract: Ultrasonic monitoring of fetal respiratory movement including velocity measurements is described. Both proximal and distal walls of the fetal chest are imaged simultaneously. The time-position mode clearly defines fetal respiratory movement and rejects artefacts.
mesh_terms: D005260:Female; D005333:Fetus / Q000502:physiology*; D006801:Humans; D011247:Pregnancy; D012119:Respiration; D013909:Thorax / Q000502:physiology; D014463:Ultrasonography