Jaumin P, Ponlot R, Schoevaerdts J C, Brasseur L, Chalant C H
J Thorac Cardiovasc Surg. 1984 Nov;88(5 Pt 1):787-8.
The following case report describes a fatal complication of a convexo-concave Björk-Shiley prosthetic valve in the aortic position (60 degree orifice opening).