bioprosthesis

noun

bio·​pros·​the·​sis -präs-ˈthē-səs, -ˈpräs-thə- 

plural bioprostheses -ˌsēz 

: a prosthesis (as a porcine heart valve) consisting of an animal part or containing animal tissue

bioprosthetic

-präs-ˈthet-ik 

adjective