Polyaxial connector for spinal implant has clamp block with bore to receive threaded anchor screw fitting end and second clamp block with bore for connection rod

摘要

The connector has a clamp (4) with a bore (10) to receive a threaded anchor screw (3) fitting end (8). It has a second bore with an annular groove (14) of spherical section. A second clamp block (5) has a bore (20) to receive a connecting rod (2). A ball joint (15) connects the two clamp blocks.