Patents Assigned to Alcoholism and Drug Addiction Res. Foundation
  • Method and means for detecting blood alcohol in humans by testing vapor above the eye
    Patent number: 4997770
    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.
    Type: Grant
    Filed: February 1, 1988
    Date of Patent: March 5, 1991
    Assignee: Alcoholism and Drug Addiction Res. Foundation
    Inventors: Howel G. Giles, Yedy Israel