pelvic inlet(redirected from Superior circumference)
a means or route of entrance.
pelvic inlet the upper limit of the pelvis minor; called also pelvic brim and superior aperture of pelvis.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
the upper opening of the true pelvis, bounded anteriorly by the pubic symphysis and the pubic crest on either side, laterally by the iliopectineal lines, and posteriorly by the promontory of the sacrum.
Synonym(s): apertura pelvis superior [TA], aditus pelvis, first parallel pelvic plane, pelvic brim, pelvic plane of inlet, plane of inlet, superior pelvic aperture
Farlex Partner Medical Dictionary © Farlex 2012
pelvic inletapertura pelvis superior, pelvic brim Anatomy The upper opening of the minor pelvis, bounded by the crest and pecten of pubic bones, ilia arcuate lines, and anterior sacrum. Cf Pelvic outlet.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.