Inferior orbital fissure | |
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The skull from the front. (Label for inferior orbital fissure is at center right.) | |
![]() 1 Foramen ethmoidale, 2 Canalis opticus, 3 Fissura orbitalis superior, 4 Fossa sacci lacrimalis, 5 Sulcus infraorbitalis, 6 Fissura orbitalis inferior, 7 Foramen infraorbitale | |
Details | |
Identifiers | |
Latin | fissura orbitalis inferior |
TA98 | A02.1.00.084 |
TA2 | 489 |
FMA | 54802 |
Anatomical terminology |
The inferior orbital fissure is a gap between the greater wing of sphenoid bone, and the maxilla. It connects the orbit (anteriorly) with the infratemporal fossa and pterygopalatine fossa (posteriorly).[1]: 397
The medial end of the inferior orbital fissure diverges laterally from the medial end of the superior orbital fissure. It is situated between the lateral wall of the orbit and the floor of the orbit.[1]: 397
The fissure gives passage to multiple structures, including: