Patent ID: 11883173
Assignee: BATTELLE MEMORIAL INSTITUTE
Field: Medical technology (Instruments)
Classification: CPC A  G | IPC A  G

Claim 15:
16. A method of indicating impairment due to drugs or alcohol, the method comprising:
displaying at least one virtual environment and at least one virtual object in the environment with a VR headset, wherein the VR headset includes an eye tracking component and a processor in communication with a memory, the memory including instructions for measuring a change in one or more features of a test subject's eyes with the eye tracking component;
manipulating the at least one virtual environment or the at least one virtual object displayed by the VR headset;
measuring parameter values representative of the change in one or more features of the test subject's eyes after manipulating the virtual environment or the virtual object; and
correlating the measured parameter values with predetermined baseline standards of impairment; and,
predicting a level of impairment based on the correlation with the predetermined baseline standards of impairment and outputting the prediction;
determining drug classification identification results with a probability or percent match associated with at least one drug class; and,
outputting the correlation with the predetermined baseline standards of impairment.