Pulmonary pressure and volume measurement
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United States of America Patent
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-
Jul 4, 1989
Issued Date -
N/A
app pub date -
Nov 14, 1988
filing date -
Sep 13, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method and a device for measuring mechanical property parameters of the pulmonary system of a patient which comprises; inflating and deflating the lung with a predetermined gas volume with a pump; measuring the pressure changes generated in the lung during inflation and deflation with a pressure sensor; transforming the volume and the measured pressure data into digital form; calculating typical or clinically significant volume to pressure ratios in a data processor and; displaying the result of the calculation.
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