Patent ID: 8376974

Claim:
A knee orthosis device comprising: at least one upright strut attached to upper and lower cuff members of said knee orthosis for securing said knee orthosis to a knee joint area of a patient, a dynamic gait swing assist mechanism comprising an adjustable portion and upper and lower fulcrum points, each of the upper and lower fulcrum points attaching opposing ends of an elastic band, the elastic band stretching over the adjustable portion; a hinged portion within each of the at least one upright strut; the elastic band directly interacting with the hinged portion, such that bending the hinged portion causes stretching of the elastic band, and straightening of the hinged portion relaxes the elastic band; and wherein the elastic band acts to aid in extension of a knee joint of the patient during straightening of the hinged portion to correct the patient's gait wherein the adjustable portion includes at least one fulcrum block, the at least one fulcrum block interacting with the elastic band to increase force created by the elastic band, resulting in additional aid for extension of the knee joint of the patient.