KURT LANGE, M.D.
In nearly all branches of medicine the problem of continuously recording the human blood pressure arises from time to time. There are many perplexing problems, the solution of which would be materially furthered by having a continuous record of the variations in systolic and diastolic pressure. In 1928 we were confronted with the following question: does the blood pressure rise, in certain types of angina pectoris attacks, prior to the attack and thereby become a provocative factor of coronary insufficiency, or does the rise merely represent a consequence of the pain and the anxiety? The answer to this query depended
LANGE K. A RECORDING SPHYGMOTONOGRAPH: A MACHINE FOR THE CONTINUOUS RECORDING OF SYSTOLIC AND DIASTOLIC ARTERIAL PRESSURE IN MAN1. Ann Intern Med. ;18:367–383. doi: 10.7326/0003-4819-18-3-367
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Published: Ann Intern Med. 1943;18(3):367-383.
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