释义 |
DictionarySeeconjugateEncyclopediaSeetrue colortrue conjugate
true conjugate [TA] the diameter that represents the shortest diameter through which the head must pass in descending into the superior strait and measures, by means of x-ray, the distance from the promontory of the sacrum to a point on the inner surface of the symphysis a few millimeters below its upper margin. Synonym(s): conjugata vera [TA], obstetric conjugate diameter, obstetric conjugatetrue conjugateIn obstetrics, the distance between the midline superior point of the sacrum and the upper margin of the symphysis pubis. It is the anteroposterior diameter of the pelvic inlet, estimated by subtracting 1.5 to 2 cm from the measurement of the diagonal conjugate. Synonym: conjugata veraSee also: conjugate |