Patent No. 4777937 Mood altering device
Patent No. 4777937 Mood altering device (Rush, et al.,Oct 18, 1988) Abstract The invention features a method and apparatus for altering the mood of an individual. A facial mask is provided that excludes external stimuli while providing visual and auditory stimulation designed to influence the brain wave pattern. The visual stimulus introduces a continuous, uniform light of a particular color. The light stimulus is designed to produce an effect known as ganzfeld, wherein there occurs a complete loss of visual sensation. Notes: BRIEF SUMMARY OF THE INVENTION The present invention differs from the aforementioned patented relaxation device in U.S. Pat. No. 4,315,502, in that the light stimulation is continuous instead of pulsating. The continuous light is desired to product ganzfeld, a visual "blanking out", which in turn affects the brain waves. While both light and sound are simultaneously introduced, the rhy