pelvic axis


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axis of pelvis

[TA]
a hypothetic curved line joining the center point of each of the four planes of the pelvis, marking the center of the pelvic cavity at every level.

pelvic axis

an imaginary curved line that passes through the centers of the various anteroposterior diameters of the pelvis.

pel·vic ax·is

(pel'vik ak'sis)
A hypothetic curved line joining the center point of each of the four planes of the pelvis, marking the center of the pelvic cavity at every level.
Synonym(s): plane of pelvic canal.
References in periodicals archive ?
These include facilitation of alignment of the presenting part to the pelvic axis, encouragement of the mother's efforts toward giving birth, allowing for larger pelvic diameters, improving comfort, and promoting fetal well being, she advised.