Figure 4
From: Examination of phacoemulsification tips after different numbers of cataract surgeries
(A,B,C): Microscopic changes after fifty sterilization periods on the edge of a single-use (B) and a multiple-use tip (C). (D,E,F): Microscopic changes after fifty sterilization periods on the mantle of a single-use (E) and a multiple-use tip (F). G,H,I: Atomic-force microscopic changes after fifty sterilization periods on the edge of a single-use (H) and a multiple-use tip (I). A,D,G: Non-sterilized, unused tip.
