† necrosis forcepsn.SurgeryObsoleterare a surgical instrument used for the piecemeal removal of necrotic bone (cf. sequestrum forceps in quot. 1891 at sequestrumn.).Apparently only attested in dictionaries or glossaries.
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a1884 E. H. KnightPract. Dict. Mech. Suppl. 631/2Necrosis Forceps, an instrument for gnawing away portions of diseased bone.