Method and means for detecting blood alcohol in humans by testing vapor above the eye
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United States of America Patent
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Mar 5, 1991
Grant Date -
N/A
app pub date -
Feb 1, 1988
filing date -
May 26, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of detecting ethanol in lachrymal fluid is provided in which an open eye of a subject is enclosed in a chamber to define a space above the eye, an ethanol vapor sensor is introduced into the space of the chamber in a spaced relation to the eye; the sensor is calibrated; and the ethanol vapor concentration in the said lachrymal fluid exuded by the eye is measured.
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