Word: cardiograph
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Dates: during 1960-1969
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...Levine was an innovator in the treatment of coronary thrombosis patients. He substituted arm-chair recuperation for bed rest. He was one of the early users of the mechanical--electro-cardiograph to study heart patients, but he impressed upon his students the value of simple bedside methods of examination. He believed a physician should use the cardiogram to supplement his stethoscope...
...Second Signals. The procedure was tested last week in home calls by nurses from the Alexandria, Va., Health Department carrying a nine-pound portable cardiograph, the size and shape of a small tape recorder. After a routine check on the patient's health, the nurse pulls four wires out of the Honeywell Cardioview box, and tapes the attached electrodes to the patient's arms and legs. Next, she picks up the patient's phone and dials a number. When she hears an answering signal, she gives the department's code number for this patient. Without another...
...minute electrical currents in the patient's skin, reflecting the motions of his heart, are picked up by the cardiograph. In the Dataphone they are amplified and converted into high-frequency signals for clear transmission. At the other end of the line, in an engineer ing laboratory at George Washington University, a receiver automatically switches on a tape recorder when the nurse's call comes in. The recorder dutifully notes the squeaky sounds it receives as the nurse transmits a ten-second signal from each of the cardiograph leads...