Image
Description
ca. 1957 - 1960?
Color digital photograph of three Starr-Edwards heart valve prototypes lying beside a ruler. Valves are ball-and-cage design from right to left they are plastic, metal and metal with a Silastic shield.
Jeri L. Dobbs Collection, 2006.2-102
Color digital photograph of three Starr-Edwards heart valve prototypes lying beside a ruler. Valves are ball-and-cage design from right to left they are plastic, metal and metal with a Silastic shield.
Jeri L. Dobbs Collection, 2006.2-102
