Encontrados 3 documentos, a visualizar página 1 de 1
Pattern of intrauterine growth and Doppler flowmetry.
Cardoso, F; Departamentos de Ginecologia e Obstetrícia, Hospital de Sào João, Porto.; Paiva, V; Calejo, L; Montenegro, N; Leite, L P; Centeno, M JThe aim of this study was to evaluate the accuracy of ultrasound biometric and hemodynamic fetal parameters for the prenatal diagnosis of intrauterine retardation in a sample of 438 pregnant women who had their first visit before the 16th week of gestation at the outpatient clinic of the Department of Obstetrics and Gynecology, S. Joào Hospital. The results are presented for 427 mother-infant pairs correspondin...
Transvaginal endosonography and Doppler study in embryo-fetal hemodynamic asses...
Montenegro, N; Departamento de Obstetrícia e Ginecologia, Hospital de S. João, Faculdade de Medicina do Porto.; Areias, J C; Leite, L PTransvaginal endosonography is now currently used in obstetrics and gynecology practice and seems a promising tool for essential studies on first trimester pregnancy. High-resolution and duplex/color Doppler in vaginal probes have brought to light new chances for early investigations on embryonic-fetal haemodynamics. We report our experience in this field, together with a review of the literature, giving an ove...
Automated analysis of cardiotocographic signals.
de Sá, J P; Faculdade de Engenharia, Universidade do Porto.; Moura, A C; Bernardes, J; Leite, L PCardiotocographic signals, used as a perinatal diagnostic tool, comprise fetal heart beat signals (FHR), uterine contractions (UC) and fetal movements (FM). Visual inspection of these three signals is limited, subjective, time consuming and with low reproducibility. The present paper illustrates an application of signal processing techniques to the automatic analysis of cardiotocographic signals, allowing to ov...
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