Background:Iridocyclectomy still remains one of the main treatment options for intraocular anterior tumors. This surgical approach has undergone a century of development. Many famous ocular oncologists have contributed substantially to the advancement of the surgical removal of iridociliary tumors. Summary:The present article offers a historical overview of this surgical modality, surveys the evolution of techniques and approaches, and summarizes measures aimed at improving the efficacy and safety by reducing complication rates and managing intra- and postoperative adverse events. Special attention will be given to a contribution made by Prof. Leonid F. Linnik (1930-2008), a major Russian ocular oncologist. Key Messages:Although block excision continues to dominate contemporary practice, a variety of unresolved challenges necessitate further technological innovation.