ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,389, issued on Dec. 16, was assigned to Sichuan University (Sichuan, China).
"Intraosseous pressure release screw" was invented by Songsong Zhu (Chengdu, China) and Shan Chen (Chengdu, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention is related to the field of medical device, particularly to an intraosseous pressure release screw which not only excludes foreign matters but also facilitates intraosseous cleaning. The intraosseous pressure release screw comprises a screw rod with a central cavity disposed therein and a screw cap rotatably disposed on one end of the screw rod; the screw cap is provided with a pressure release part whi...