From: Biomechanical comparison of tenodesis reconstruction for subtalar instability: a finite element analysis
Cadaveric model (degrees)
FE model (degrees)
Intact
Inversion
7.0 ± 3.0
6.2
Internal rotation
7.2 ± 3.3
6.7
Subtalar instability
12.2 ± 3.3
11.3
9.8 ± 2.5
8.9