apex of orbit

a·pex of orbit

the posterior part of the orbit into which the optic canal opens; forms the tip of the pyramidal space.
Farlex Partner Medical Dictionary © Farlex 2012

a·pex of or·bit

(āpeks ōrbit)
Posterior part of orbit into which optic canal opens; forms tip of pyramidal space.
Medical Dictionary for the Dental Professions © Farlex 2012
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References in periodicals archive ?
For this, remains of lesser wing of sphenoid were removed leaving a wide margin of bone around optic canal, apex of orbit and common tendinous ring.