CAST-IN-BLOCK PIN INSERT Russian patent published in 2003 - IPC

FIELD: medical engineering. SUBSTANCE: device has cast-in-block stump part having non-parallel canals and tubular pins mounted in them. The pins have leafletforming longitudinal cuts at their ends, each having an internal rod. Rods have fixed conic thickening at the lower end and one movable in axial direction at the upper end. The canals have widening on the external surface of the stump insert. The conic thickening has broad part matching external diameter of pin. EFFECT: enable prosthesis treatment of separate isolated tooth canals. 3 dwg