Patent ID: 8512269
Filing Date: 2013-08-20
Classification: A61F

Abstract:
1. An ankle-foot orthosis for nonsurgical treatment of an injured foot of a patient, the ankle-foot orthosis comprising: a boot comprising: a pre-tibial shell comprising an interior layer and a singular exterior layer, the interior layer comprising a first leather molded to the casting, the singular exterior layer comprising a second leather different from the first leather, the singular exterior layer molded, at least in part, to the interior layer and extending a length of the boot between a top opening and a front opening of the boot, the pre-tibial shell configured to at least partially rigidly conform to a pre-tibial region of the injured foot; and at least one structural support disposed between the singular inner shell and the outer shell, the at least one structural support configured to rigidly support an injured area of the injured foot; the singular inner shell, the outer shell, and the pre-tibial shell configured to at least partially flex during movement of the injured foot and to increase in flexibility with use except where the at least one structural support is disposed between the singular inner shell and the outer shell; the ankle-foot orthosis being, at first use, an essentially rigid cast providing circumferential control to the injured foot; and the ankle-foot orthosis accommodating tri-planar flexing.