A Taser dart becoming embedded in or near the globe can cause a number of serious problems for the patient.
Mechanisms of injury:
(1) metallic projectile
(2) barbed end becoming embedded
(3) electric discharge
Direct effects:
(1) damage to the cornea
(2) damage to the iris and/or lens
(3) penetration of the globe with leakage of vitreous fluid
(4) electrical injury
Complications:
(1) endophthalmitis
(2) retinal tear with or without detachment
(3) traumatic cataract
(4) loss of vision
(5) need for enucleation
Removal of the barb from the eye should be done in the operating room under anesthesia.