Sterile cases for two Starr-Edwards ball-type artificial mitral valves, plastic and metal, made by Edwards Laboratories Inc., USA, c.1979 Sterile cases for Starr-Edwards artificial cardiac valves 1978-1979
Disc type Starr-Edwards artificial mitral valve, plastic and metal, in sterile case, made by Edwards Laboratories Inc., USA, c.1979 Disc type Starr-Edwards artificial mitral valve 1978-1979