Importance

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Abstract

A polyaxial fastener assembly including a mechanical fastener having a proximal end and a distal end, the proximal end including a contact stress element, an articulating element disposed on the mechanical fastener adjacent and distal to the contact stress element, the articulating element having a convex surface and the contact stress element having a convex surface, one of the convex surfaces facing the proximal end and the other convex surface facing the distal end, and a receiver member adapted to receive therein the mechanical fastener, the receiving member having a first aperture having a concave bearing surface that articulates with the convex surface of the articulating element, a second aperture adapted for receiving therein an auxiliary mechanical fastener, and a third aperture for receiving therein a connector element.

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First Claim