ECG Understanding Aide History of the 12 Lead Einthoven fabricated first clinical EKG in 1983 and begat the term as well as the show "PQRST" diversions; procuring him a Nobel Prize in 1924. In 1934, Dr. Blunt N. Wilson of the College of Michigan fostered the idea of the 'focal terminal' blasting the way for the precordial leads "V1-6" as taken on by the AHA in 1938.