CATARACT NEEDLE
\kˈatɐɹˌakt nˈiːdə͡l], \kˈatɐɹˌakt nˈiːdəl], \k_ˈa_t_ɐ_ɹ_ˌa_k_t n_ˈiː_d_əl]\
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A fine steel n. usually with a lance head and two cutting edges; used in various operations on the crystalline lens, such as opening the capsule, discission, keratonyxis, depression, and reclination, also in tearing holes through secondary cataracts or through filmy membranes which block the pupil.
By Smith Ely Jelliffe
