Patent ID: 7322979
Filing Date: 2008-01-29
Classification: A61B

Abstract:
1. A spinal orthopedic bolt apparatus comprising: a monolithic bone screw having two parallel ears, said bone screw ears defining a central slot open to an upper part of said bone screw, said slot having a curved lower surface generally facing the opening of the slot and extending between said bone screw ears, said bone screw ears each including an aperture, said apertures being collinear; a monolithic rod having a smooth portion, a first end and a second end, said first end having a hexagonal print for connection to a tool for providing torque to said rod, said second end including a rounded ear integral with said smooth portion, said rounded ear further including two opposing flat surfaces and a central hole extending between said surfaces, said rounded ear of said rod being inserted into said slot so that said flat surfaces are adjacent said bone screw ears, said central hole is substantially collinear with said apertures of said bone screw, and said smooth portion extends above said bone screw ears; and a pin inserted in said apertures of said bone screw ears and crossing said slot, wherein said rod allows a clamp to contact said smooth portion anywhere along the length of said smooth portion, permitting infinite medial-lateral adjustment and infinite dorsal adjustment of the clamp within the range of said smooth portion.