midpelvis
English
[edit]Etymology
[edit]Noun
[edit]midpelvis (plural midpelvises)
- (anatomy) A pelvic plane defined by the ischial spines, the lower edge of the pubic symphysis, and the boundary of the fourth and fifth sacral vertebra.
- 1963 May 1, David N. Danforth, Averon H. Ellis, “Midforceps delivery—a vanishing art?”, in American Journal of Obstetrics and Gynecology, volume 86, number 1, , page 32:
- At the midpelvis, transverse narrowing may result either from convergent sidewalls or prominent spines or both.