obturator membrane


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ob·tu·ra·tor mem·brane

[TA]
the thin membrane of strong interlacing fibers filling the obturator foramen and with the surrounding bone, giving origin to the obturator externus and internus muscles.
Synonym(s): membrana obturatoria [TA]

ob·tu·ra·tor mem·brane

(ob'tŭr-ā-tŏr mem'brān) [TA]
The thin membrane of strong interlacing fibers filling the obturator foramen and with the surrounding bone, giving origin to the obturator externus and internus muscles.

obturator membrane

A fibrous membrane closing the obturator foramen.
See also: membrane
References in periodicals archive ?
In our study we describe the passage of the obturator nerve via the obturator canal, not the "obturator foramen," (2) since the obturator groove is converted to a canal by the superior margins of the obturator membrane and the obturator muscles.
ii) in the fibromuscular canal formed by the anterior surface of the obturator membrane and the posterior surface of the obturator externus muscle;