- biparietal plane
- the transverse plane that passes through the two parietal eminences.
Medical dictionary. 2011.
Medical dictionary. 2011.
Engagement — This term in obstetrics refers to the sensation that a pregnant woman feels when the baby drops. This is the time when the presenting (the lowermost) part of the fetus descends and is engaged in the mother s pelvis. Engagement is also called… … Medical dictionary
engaged head — the position of the fetal head when the biparietal plane has passed the pelvic inlet … Medical dictionary
obliquity — SYN: asynclitism. Litzmann o. inclination of the fetal head so that the biparietal diameter is oblique in relation to the plane of the pelvic brim, the … Medical dictionary
ULTRASONS - Échographie appliquée à la biologie et à la médecine — L’utilisation des ultrasons en biologie et en médecine est fondée sur la réception des échos ultrasonores renvoyés par les surfaces de discontinuité d’impédance situées dans les tissus. Il importe que l’impédance du matériau exploré ne soit ni… … Encyclopédie Universelle