trochlear spine
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Related to trochlear spine: lateral orbital tubercle, Ethmoidal notch
troch·le·ar spine
[TA]a spicule of bone arising from the edge of the trochlear fovea, giving attachment to the pulley of the superior oblique muscle of the eyeball.
Synonym(s): spina trochlearis [TA]
troch·le·ar spine
(trok'lē-ăr spīn) [TA]A spicule of bone arising from the edge of the trochlear fovea, giving attachment to the pulley of the superior oblique muscle of the eyeball.