Implantation of a centrifugal pump as a left ventricular assist device through a novel, minimized approach: upper hemisternotomy combined with anterolateral thoracotomy - EN
The top image shows the small incision for implanting a ventricular support system (artificial heart). This technique only became possible after the production of smaller systems in the course of development (picture below)
J Thorac Cardiovasc Surg. 2012 Feb;143(2):511-3
Schmitto JD, Molitoris U, Haverich A, Strueber M.