Self-retaining design helps maintain exposure during general, neurosurgical, and plastic procedures.Twelve-inch length provides useful reach when access around the field is limited.Hinged 1 3/4-inch by 1-inch-wide blades support adaptable tissue retraction.Four-by-four sharp prongs engage tissue edges for focused retraction.Ring handle offers a familiar grip for controlled instrument positioning.Ratchet mechanism supports maintained retraction while freeing hands for procedural tasks.