This orthosis is designed to reduce excessive pronatory forces that contribute to sinus tarsi syndrome.
The Sinus Tarsi Syndrome device has a milled polypropylene shell and includes the following prescription:
- Heel cup – 18mm
- Width – wide
- Cast fill – minimum
- Medial heel skive – 4mm
- Rearfoot post material – polypropylene
- Rearfoot post motion – 0/0
- Topcover – black EVA to toes