Fig. 22. The medial canthal tendon. Orbicularis oculi muscles are dissected away. The lacrimal sac is exposed (arrow) through a small tear below the tendon. A suture is placed around the fascia superior to the tendon, known as the vertical component of the medial canthal tendon complex. (From Zide BM, Jelkes GW. Surgical Anatomy of the Orbit. New York: Raven Press, 1985.)