Patents by Inventor Greg A. Hamersly

Greg A. Hamersly has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Adjustable flexion and extension joint orthoses
    Patent number: 5683353
    Abstract: An adjustable orthotic device is disclosed for promoting joint mobility. The device is adjustable both in terms of the force applied to the joint and in terms of the direction that the force is applied to the joint. The device comprises a spring casing housing, a spring assembly, and a hinge strut assembly. The spring assembly is connected to a joint assembly via a cable and the hinge strut includes a worm gear comprising a worm and a worm wheel mechanically engaged within the joint assembly. The device is useful for sequentially treating flexion and extension contractures without removing the device from a joint of a patient.
    Type: Grant
    Filed: November 29, 1995
    Date of Patent: November 4, 1997
    Assignee: DeRoyal/LMB, Inc.
    Inventor: Greg A. Hamersly
  • Adjustable flexion and extension joint orthoses
    Patent number: 5472410
    Abstract: An adjustable orthotic device is disclosed for promoting joint mobility. The device is adjustable both in terms of the force applied to the joint and in terms of the direction that the force is applied to the joint. The device comprises a spring casing housing, a spring assembly, and a hinge strut assembly. The spring assembly is connected to a joint assembly via a cable and the hinge strut includes a worm gear comprising a worm and a worm wheel mechanically engaged within the joint assembly. The device is useful for sequentially treating flexion and extension contractures without removing the device from a joint of a patient.
    Type: Grant
    Filed: April 22, 1994
    Date of Patent: December 5, 1995
    Assignee: DeRoyal/LMB, Inc.
    Inventor: Greg A. Hamersly