title: The pyrolytic carbon occluder for the Björk-Shiley tilting disc valve prosthesis.
mesh_terms: D000080:Acetals; D001672:Biocompatible Materials; D001783:Blood Flow Velocity; D001794:Blood Pressure; D002244:Carbon; D005500:Follow-Up Studies; D006245:Hardness Tests; D006350:Heart Valve Prosthesis; D006439:Hemodynamics; D006801:Humans; D008722:Methods; D012116:Resins, Plant; D013242:Sterilization
chemical_list: D000080:Acetals; D001672:Biocompatible Materials; D012116:Resins, Plant; D002244:Carbon