Motor and eye activity performance analyzer

A - Human Necessities – 61 – B

Patent

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Details

IPC codes

A61B 3/113 (2006.01) A61B 5/11 (2006.01)

Type

Patent

Patent number

CA 2209886

Description

Apparatus for the analysis of eye movement, gaze and body movement of a subject, while the subject is involved in a motor activity has an eye video camera adapted to be supported on a subject's head, a scene video camera adapted to be supported on a subject's head, a mixer for mixing the video output of the eye and scene cameras such that in each frame of the mixer output there is included synchronized video information from each of the eye and scene video outputs and a video recorder connected to the output of the mixer for recording the mixer output. An external camera views the subject while the subject is engaged in the activity, and the mixer includes a stage for mixing the external camera with the eye and scene video. A method of simultaneously detecting eye movement and gaze of a subject, while the subject is involved in a motor activity, includes repetitively performing the steps of outputting a first video frame from a first video camera while directing the first video camera towards the subject's eye; outputting a second video frame from a second video camera while directing the second video camera towards a scene viewed by the subject; mixing the first and second video frames into a mixed frame, such that each mixed frame of video information includes information from each of the first and second video cameras; and recording the mixed frame of video information.

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