ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,001, issued on Dec. 2, was assigned to SUZHOU ZENITH VASCULAR SCITECH Ltd. (SIP Suzhou, China).
"Covered stent" was invented by Shuang Li (SIP Suzhou, China), Liyou Guo (SIP Suzhou, China) and Jie Xia (SIP Suzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A covered stent (20) is provided, including a stent body (21) and a filter membrane (22). The stent body (21) has a proximal end (211) and a distal end (212). The proximal end (211) is configured to be arranged upstream in the blood vessel with respect to the distal end (212). The filter membrane (22) has a mounting portion (222) and a free portion (221). The mounting portion (222) is con...