Trochlear spine
Spina trochlearis
Definition
Sometimes, a tiny bony prominence known as the trochlear spine is present at the trochlear fovea, providing a spot where the cartilaginous pulley for superior oblique muscle can attach.
References
Standring, S. (2016). ‘Chapter 41: Orbit and accessory visual apparatus’ in Gray’s anatomy: the anatomical basis of clinical practice. (41st ed.) New York NY: Elsevier, pp. 666.
