Ophthalmic surgical knives for cataract surgery — the keratomes, slit knives, capsulotomy knives, and phaco incision knives used in the approximately twenty-five million annual global cataract surgeries — represent the foundational and highest-volume ophthalmic knife market, with the Ophthalmic Knives Market reflecting cataract surgery as the primary commercial driver of ophthalmic...
A technical breakthrough gaining widespread traction in early 2026 is the use of "Cryogenic Hardening" for stainless steel ophthalmic knives. During manufacturing, the blades are plunged into liquid nitrogen at temperatures below -300°F. This process rearranges the molecular structure of the steel, turning "retained austenite" into harder "martensite." The result is a blade that is not only...