From: Initial stability and stress distribution of ankle arthroscopic arthrodesis with three kinds of 2-screw configuration fixation: a finite element analysis
Configuration
Flexion
Dorsiflexion
Valgus
Varus
External rotation
Internal rotation
Group A
2.238
2.045
1.905
2.184
2.721
3.609
Group B
2.449
2.946
2.076
2.264
1.228
4.101
Group C
3.046
1.707
1.420
2.063
2.897
4.245