SpryStep Vector AFO
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°
