U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Visual training system and apparatus for vision correction, especially for various forms of strabismus ("crossed" eyes)

Patent 6033073 Issued on March 7, 2000. Estimated Expiration Date: Icon_subject May 1, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Methods and apparatus for accommodation training
Patent #: 4533221
Issued on: 08/06/1985
Inventor: Trachtman

Visual accommodation trainer-tester
Patent #: 4778268
Issued on: 10/18/1988
Inventor: Randle

Visual acuity unit for treatment of amblypia
Patent #: 4896959
Issued on: 01/30/1990
Inventor: O'Brien

Methods and apparatus for monitoring and training eye position
Patent #: 5002384
Issued on: 03/26/1991
Inventor: Trachtman

Vision training method and apparatus
Patent #: 5363154
Issued on: 11/08/1994
Inventor: Galanter, et al.

Methods and apparatus for use in alpha training, EMG training and dichotic learning
Patent #: 5374193
Issued on: 12/20/1994
Inventor: Trachtman

Trophotropic response system Patent #: 5518497
Issued on: 05/21/1996
Inventor: Widjaja, et al.

Inventors

Application

No. 071223 filed on 05/01/1998

US Classes:

351/211, Including projected target image600/26SLEEP OR RELAXATION INDUCING THERAPY (E.G., DIRECT NERVE STIMULATION, HYPNOSIS, ANALGESIA)

Examiners

Primary: Manuel, George

Attorney, Agent or Firm

International Class

A61B 003/10

Abstract

A vision correction apparatus and system for correcting various forms of strabismus. The apparatus has a viewing mechanism for viewing images, a dynamic stimulus device to be engaged or disengaged depending on control signals generated from the apparatus, a measuring mechanism for observing and measuring viewing activity of the user, data storage mechanism for storing data measured by the measuring mechanism; and control mechanism for assessing stored data and, in relation to an assessment made of the stored data, for generating and transmitting a control signal to engage or disengage the dynamic stimulus device. The measuring mechanism further measures alpha, beta, and theta brain waves after viewing a structured and an unstructured image for a pre-determined period of time, observes and measures electrooculogram (EOG) patterns of each eye, and observes and measures interfering muscular movement but use of an electromyogram (EMG) after which the data obtained from the measurements is assessed by the control mechanism to establish individualized normalizing co-efficients and values, to establish brain visual activation function and value, to establish absolute differences between EOG patterns of the eyes, to account for interfering muscular movement not associated with EOG patterns, and to establish a trend which, if supportive of vision correction, engages the dynamic stimulus device and, if not supportive of vision correction, disengages the dynamic stimulus device thereby encouraging a user to self-correct by repeating activity which engages the dynamic stimulus device.

Other References

  • Goldrich, S.G., "Oculomotor Biofeedback Therapy for Exotropia", Am.Journ.of Optometry & Physiological Optics, vol. 59, No. 4, pp. 306-317, 1982, United State
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