English: Photo of a Heart-lung machine dating from 1958 (design first appeared in 1955). Used in London's middlesex hospital. Now in the science museum, London
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{{Information |Description={{en|1=Photo of a Heart-lung machine dateing from 1958 (design first appeared in 1955). Used in london's middlesex hospital.}} |Source=Photo by user:geni |Author=Geni |Date=dec 2008 |Permission=GFDL CC-BY-SA |other_versions=