SpryStep Vector AFO

PDAC Approved L1950

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Fitting Instructions

Brochure

The Custom Spiral AFO is an elegant, durable, patient-friendly custom composite AFO. All four models feature our signature posterior lateral spiral strut that offers biomechanical and fitting advantages. Each model also includes a molded inner boot.

Recommended for: Wide variety of neurological conditions affecting the lower limbs where control of the ankle-foot complex is required (drop foot, plantar flexion weakness etc). Conditions presenting with knee instability may also be considered (crouch gait, knee hyperextension etc).

Features

  • Malleable heat formable thermoplastic moulded inner boot and calf cuff
  • Cyclic load resistant aramid forefoot
  • Exclusive posterior lateral strut fits easily into most shoes
  • Open heel design for greater comfort
  • Composite shell avoids bony prominences

Medium

Fiberglass (recommended brands are C-Form from ST&G, Delta Conformable BSN, Delta Lite BSN and Össur Techform)

Recommended Technique

  • Dry casting (with fiberglass)
  • Use of a casting platform

Position

Sitting in a chair

  • Using casting platform to replicate heel height and toe ramp (or another system allowing to replicate heel height and toe
    ramp)
  • Metatarsal touching the casting platform
  • Optimal sagittal alignment: correlates with heel height of
    the shoe (+/- 5° of the functional alignment)
  • Optimal coronal alignment: to represent biomechanical
    goals (+/- 3° of functional alignment)
  • Tibial inclination of 7°