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]

Farlex Partner Medical Dictionary © Farlex 2012

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.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

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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;

Critical sites of entrapment of the posterior division of the obturator nerve: anatomical considerations

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