pelvic plane of least dimensions

(redirected from plane of midpelvis)

pel·vic plane of least di·men·sions

the plane that extends from the end of the sacrum to the inferior border of the pubic symphysis; it is bounded posteriorly by the end of the sacrum, laterally by the ischial spines, and anteriorly by the inferior border of the pubic symphysis.

pel·vic plane of least di·men·sions

(pel'vik plān lēst di-men'shŭnz)
The plane that extends from the end of the sacrum to the inferior border of the pubic symphysis; it is bounded posteriorly by the end of the sacrum, laterally by the ischial spines, and anteriorly by the inferior border of the pubic symphysis.
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