disinsertion

dis·in·ser·tion

(dĭs′ĭn-sûr′shən)
n.
A tear in the extreme periphery of the retina that ends at the ciliary ring; it may occur as a result of trauma and is common in juvenile retinal detachment.
References in periodicals archive ?
8) In the management of orbital compartment syndrome secondary to orbital hemorrhage, cantholysis has been shown to lead to a significantly greater reduction in intraocular pressure than that which can be accomplished by either lateral canthotomy or canthal tendon disinsertion alone.
If there is no improvement within a few minutes, the surgeon should consider proceeding with disinsertion of the superior canthal tendon, followed by transconjunctival or transcutaneous division of the orbital septum from its attachment to the orbital rim.
Place of internal disinsertion of the subscapularis muscle in the treatment of obstetric paralysis of the upper limb in children.