The 1970s
![Floyd Loop, MD](https://magazine.clevelandclinic.org/hubfs/CC%20Magazine/Centennial/1970s/Decade%20Page/1971.jpg)
1971
Floyd Loop, MD, identifies the mammary artery as the preferred conduit for bypass surgery.
Floyd Loop, MD, identifies the mammary artery as the preferred conduit for bypass surgery.
![a computerized data registry for cardiac diagnosis and care](https://magazine.clevelandclinic.org/hubfs/CC%20Magazine/Centennial/1970s/Decade%20Page/1972.jpg)
1972
Cleveland Clinic unveils the world’s first computerized data registry for cardiac diagnosis and...
Cleveland Clinic unveils the world’s first computerized data registry for cardiac diagnosis and care.
![Main entrance to a clinic building](https://magazine.clevelandclinic.org/hubfs/CC%20Magazine/Centennial/1970s/Decade%20Page/1974-1.jpg)
1974
A new main entrance lobby and Hospital wing are constructed.
A new main entrance lobby and Hospital wing are constructed.
![CT Scan machine](https://magazine.clevelandclinic.org/hubfs/CC%20Magazine/Centennial/1970s/Decade%20Page/1974-2.jpg)
1974
Cleveland Clinic performs its first CT (computed tomography) scan, using multiple X-rays to produce...
Cleveland Clinic performs its first CT (computed tomography) scan, using multiple X-rays to produce detailed images of a cross-section of the body.
![William Kiser, MD](https://magazine.clevelandclinic.org/hubfs/CC%20Magazine/Centennial/1970s/Decade%20Page/1976-1.jpg)
1976
William Kiser,MD, is appointed Chair of the Board of Governors. He serves until 1989.
William Kiser, MD, is appointed Chair of the Board of Governors. He serves until 1989.
![James Hewlett, MD](https://magazine.clevelandclinic.org/hubfs/CC%20Magazine/Centennial/1970s/Decade%20Page/1976-2.jpg)
1976
James Hewlett, MD, co-authors a paper on thrombotic thrombocytopenic purpura, a blood disorder that...
James Hewlett, MD, co-authors a paper on thrombotic thrombocytopenic purpura, a blood disorder that Cleveland Clinic has treated with blood transfusions since the 1960s.
1977
Cleveland Clinic performs its first bone marrow transplant.
Cleveland Clinic performs its
first bone marrow transplant.
![Dr. Golding (left) and biomedical engineer William Smith looking at medical equipment](https://magazine.clevelandclinic.org/hubfs/CC%20Magazine/Centennial/1970s/Decade%20Page/1979.jpg)
1979
Leonard Golding, MD, implants the first successful left ventricular assist device (LVAD) with a...
Leonard Golding, MD, implants the first successful left ventricular assist device (LVAD) with a centrifugal pump. For patients with heart failure, an LVAD helps the heart’s left ventricle pump blood. Pictured: Dr. Golding (left) and biomedical engineer William Smith.