Patent ID: 8465530
Filing Date: 2013-06-18
Classification: A61B

Abstract:
1. A ball and socket fastener comprising: an anchoring member having a shank and a spherical connector; a connecting assembly having a socket constructed and arranged for receipt of said spherical connector along a first end defined by a first inner diameter and a securing element securable to a second end, an upper retainer ring having an outer diameter greater than said first inner diameter of said socket, said upper retainer ring disposed within said socket and positionable along an upper surface of said spherical connector, a floating lower retainer ring disposed within said socket and positionable along a lower surface of said spherical connector so that said connecting assembly moves polyaxially with respect to said anchoring member, said securing element traversable between an unlocked position and a locked position for controlling said polyaxial movement; wherein said spherical connector head is received through said first end and positioned between said upper and said lower retainer rings.