inferior orbital fissure

(redirected from Fissura orbitalis inferior)

in·fe·ri·or or·bi·tal fis·sure

[TA]
a gap or cleft between the greater wing of the sphenoid and the orbital plate of the maxilla, through which pass the maxillary nerve and the inferior ophthalmic vein or its communicating branches to the pterygoid venous plexus in the infratemporal fossa.

inferior orbital fissure

a groove in the inferolateral wall of the orbit that contains the infraorbital and zygomatic nerves and the infraorbital vessels.

in·fe·ri·or or·bi·tal fis·sure

(in-fēr'ē-ŏr ōr'bi-tăl fish'ŭr) [TA]
A gap or cleft between the greater wing of the sphenoid and the orbital plate of the maxilla, through which pass the maxillary nerve and the inferior ophthalmic vein or its communicating branches to the pterygoid venous plexus in the infratemporal fossa.

in·fe·ri·or or·bi·tal fis·sure

(in-fēr'ē-ŏr ōr'bi-tăl fish'ŭr) [TA]
A gap or cleft between the greater wing of the sphenoid and the orbital plate of the maxilla, through which pass the maxillary nerve and the inferior ophthalmic vein or its communicating branches to the pterygoid venous plexus in the infratemporal fossa.