Method and apparatus for detecting eye movement
US6231187A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 10, 2000 |
| Grant date | May 15, 2001 |
| Priority date | — |
| Expiry date | Feb 10, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/168
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus for diagnosing or treating a neurological disorder, usually associated with a lack of attentiveness, in a subject by detecting the subject's eye movement. The apparatus includes a helmet for blocking visual stimuli from the subject's visual field; at least three visual cues disposed inside the helmet within the visual field of the subject when the helmet is placed on the subject's head, the visual cues capable of being switched from on to off states; at least two electrodes for attaching to the subject's face, the electrodes producing electrical signals corresponding to the subject's eye movements; signal processing means for controlling on and off states of the visual cues, receiving and processing electrical signals produced by the electrodes, and producing output signals corresponding to the subject's eye movements; and means for displaying output signals produced by the signal processing means. Methods are provided for diagnosing and treating a neurological disorder in a subject, using an apparatus according to the invention, comprising determining, in accordance with a selected test, whether the direction of the subject's eye movement in response to the switching …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.