A case of electrical shock occurred with a heater-equipped cataract cryopencil. The short circuit resulted from apparent mistreatment of the cataract probe. Steps are listed for the prevention of such an occurrence. The probe tip should be grounded. Any evidence of muscle contraction when the probe is activated constitutes a danger signal.
Wirtschafter JD, Sohmer KK. Electrical Hazards of Cryoextraction. Arch Ophthalmol. 1972;87(2):225–227. doi:https://doi.org/10.1001/archopht.1972.01000020227022
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