Covered stents yog dav siv nyob rau hauv kev kho mob ntawm cov kab mob xws li aortic dissection thiab aneurysm. Vim nws cov khoom zoo heev nyob rau hauv cov nqe lus ntawm durability, lub zog thiab cov ntshav permeability, cov teebmeem kev kho mob yog heev. (Npaj txheej: Ntau yam txheej txheej, suav nrog 404070, 404085, 402055, thiab 303070, yog cov ntaub ntawv tseem ceeb ntawm cov stents npog). Lub membrane muaj tsawg permeability thiab siab zog, ua rau nws zoo tagnrho ua ke ntawm cov khoom tsim thiab manufacturing technology ...