Otto Bock C-Leg 4 Certification Course Complete page 72

Alignment and adjustment
Changed dynamics if knee-extender is not used
•
Negative influences:
- Foot 3-4 cm more anterior
- Ground reaction force 1,5-2
cm more anterior to knee
joint axis
- Higher knee extension
moment
- More hip muscle effort
needed to initiate swing
phase
A utilized knee-extender during
alignment is essential for an
optimal C-Leg 4 functionality!
Certification course | C-Leg 4 | Global Academy | 25.09.2019 | © Ottobock 72