ALEXANDRIA, Va., June 25 -- United States Patent no. 12,336,738, issued on June 24, was assigned to Dingjun Hao (Shaanxi, China).

"Internal fixation system for anatomical reduction of fractured vertebral body of spine and intravertebral bone grafting" was invented by Dingjun Hao (Shaanxi, China) and Haiping Zhang (Shaanxi, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses an internal fixation system for anatomical reduction of a fractured vertebral body of a spine and intravertebral bone grafting. The system includes at least two injured vertebra nails, each of the at least two injured vertebra nails has a reduction connecting clip connected thereto, and all reduction conn...