McClure, Qualey & Rodack, LLP
Internal fixation system of multi-function adjustable spine posterior screw-rod
The invention provides the internal fixation system of multi-function adjustable spine posterior screw-rod. It not only includes the vertebral plate, but also includes the adjustable connecting rod, screw and lock nut. Among them, vertebral plate is curved, its internal cambered surface directly faces the spine, and external cambered surface of vertebral plate is equipped with a reinforcing rib. The vertebral plate is set with the perforative injecting hole, and the external cambered surface of vertebral plate is set with the located block. The surface of the located block is set with the concave threaded hole, and the located block on two sides of the threaded hole is set with the U-shaped bracket. The top of screw expands to form a locking block, which surface is set with the concave locking hole. The locking block on both sides of locking hole is set with the U-shaped locking groove.
Central South University Xiangya Hospital
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Zhenchao Weiwei Yunqi Zhicheng Xiyang Dingchao Hongru Zheng Yilin Xiao Zhen Yilu
Xu Li Wu Sun Wang Rong Ye Liu Wang Xiao Zhang Zhang