Dr. William De Vries watches as William Schroeder is given a CAT scan. Dr. DeVries performed an artificial heart implantation on William Schroeder at the Humana Heart Centre.

Dr. William DeVries with surgical instruments and the artificial JARVIK-7 heart. Dr. DeVries performed an artificial heart implantation on William Schroeder at the Humana Heart Centre.

Margaret Schroeder wishes her husband luck as he is wheeled into the operating room. Dr. William DeVries will perform an artificial heart implantation on William Schroeder at the Humana Heart Centre.

During the artificial heart implantation, a nurse places the diseased heart of William Schroeder on a tray next to the artificial heart. Dr. William DeVries performs the operation at the Humana Heart Centre.

The Schroeder family feels the heartbeat generated by the artificial heart after the implantation operation at the Humana Heart Centre.

William Schroeder is under constant medical supervision after receiving an artificial heart implantation at the Humana Heart Centre.

William Schroeder pays a visit to the hospital cafetaria, accompanied by Dr. Peter Heimes. Dr. Heimes invented the Heimes portable driver (carried on his shoulder) which powers Schroeder's artifical heart. After Schroeder's implantation operation at the Humana Heart Centre, the device is tested for the first time on a human.

Disappointment after William Schroeder has a heart attack.

Dr. William DeVries comforts Margaret Schroeder after her husband had a stroke.

William Schroeder on Christmas Day.

All ends well after William Schroeder received an artificial heart implantation at the Humana Heart Centre.

Dr. Peter Heimes, far right, inventor of the Heimes portable driver, supervises the initial hoopup of the portable unit which powers the artifical heart. The device is being tested for the first time on a human, William Schroeder, who had an artificial heart implantation operation at the Humana Heart Centre.

William Schroeder undergoes a post-stroke scan.

William Schroeder receives his first communion after a artificial heart impant operation at the Humana Heart Centre.

Science & Technology - 1st prize