ALEXANDRIA, Va., March 12 -- United States Patent no. 12,245,768, issued on March 11, was assigned to Micro-Tech (Nanjing) Co. Ltd. (Nanjing, China) and Jiangsu Province Hospital (Nanjing, China).

"Occluding stent, implanter thereof, and implanting method thereof" was invented by Guoxin Zhang (Nanjing, China), Huaiming Sang (Nanjing, China), Jianyu Wei (Nanjing, China), Yun Wang (Nanjing, China), Lurong Li (Nanjing, China), Weifeng Zhang (Nanjing, China), Zhenghua Shen (Nanjing, China), Changqing Li (Nanjing, China) and Derong Leng (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is an occluding stent. The occluding stent includes a distal flange occluding body, a proximal flange occl...