This pre-fabricatedfunctional orthosis is designed for diaphyseal fractures of the tibia and fibula, and is alsoavailable custom-to-cast. Allows movement of adjacent joints (knee, ankle and foot) toincrease blood flow, osteogenesis and function. Lightweight, durable thermoplasticcan be trimmed with cast scissors and modified with a heat gun. Used with free-motion shoe insert. Solid Ankle or Adjustable Single Axis shoe inserts available for anadditional charge.Adjustable Velcro® straps accommodate volume changesPosterior opening facilitates donning and doffing PTB-type design provides rotational control and more circumferential hydraulics, allowingfit as early as 2-6 weeks post-fracture