ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,727,999, issued on Sept. 8, was assigned to Lepu Medical Technology (Beijing) Co. Ltd. (Beijing).
"Heart valve delivery assembly and unlocking tube" was invented by Xuancheng Zhao (Beijing), Kejin Qiu (Beijing), Shuaibing Li (Beijing) and Rencao Chang (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a heart valve delivery assembly and an unlocking tube. An outer tube apparatus is included, and includes an outer tube and a plurality of unlocking structures. Each unlocking structure includes an unlocking tube and a traction strip which are interconnected, where the unlocking tube includes a spring tube and a limiti...