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
Word of the day
Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.