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US 2009/0024170 A1Published application
Implant plate screw locking system and screw having a locking member
AssigneeX-spine Systems, Inc.
InventorDavid Louis Kirschman
Life of this patent
Estimating the term…
Abstract
Spinal fusion system and method utilizing an implant and screw, wherein at least one pawl is mounted on or integral with the screw to prevent said plate or screw from moving in at least one of an axial direction or a rotational direction.
Claims26
A plate system comprising:
- a screw having a screw head;
- a plate having an aperture for receiving said screw;
- and
- said screw comprising at least one member for restricting or preventing said screw from moving in at least one of an axial direction or a rotational direction.
1 more element
A locking screw system for use with an implant plate, comprising:
- a threaded portion;
- a screw head;
- and
- said screw head comprising at least one member for cooperating with said plate to facilitate preventing migration or movement of said screw head.
1 more element
Dependencies are inferred from the claim text.