Early 20th century Lancaster electromagnet used to extract intraocular foreign body (IOFB) from external approach next to an early 21st century disposable 18-gauge intraocular magnet (Synergetics) used for intraocular use. Side by side, these instruments demonstrate dramatic advancement in magnetic extraction instrumentation over the last century.

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Lancaster electromagnet generously donated by Joseph M. Civantos, MD, FASRS

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