The key to this progress is the heart-lung machine, which makes it possible to by-pass the heart for some hours... February 1, 1960 — C. Walton Lillehei and Leonard Engel Advertisement ...

Description Cross circulation SigmaMotor finger pump, model TMI, with a Leland motor. Finger pumps of this sort were used in several cutting-edge medical procedures. Dr. C. Walton Lillehei used one in ...