Supplemental Fixation Screw

摘要

Devices, systems and methods for surgical fixation, including multi-screw anchoring devices for anchoring to various anatomical locations such as a sacral level or other anatomy of the spine. Anchoring devices include screw assemblies that are adjustable in a variety of different ways to grant a surgeon various options for placement and/or orientation of the primary and supplemental fixation screws.

主权项

1. A method of implanting a surgical screw assembly, comprising:
inserting a first shank of a first fixation component through a first opening in a central body, the first opening sized to accommodate the first shank, the first opening having a smaller diameter than a generally spherical head of the first fixation component; connecting the first shank of the first fixation component to a first location of a patient's spine; inserting a second fixation component through a second opening in the central body, the second opening sized to accommodate a second shank of the second fixation component, the second opening including an internally threaded portion for engaging with an externally threaded portion of the second shank; connecting the second shank of the second fixation component to a second location of the patient's spine; wherein a first longitudinal axis of the first fixation component is not parallel to a second longitudinal axis of the second fixation component.