8.2.5 Standing up
1) Place the feet at the same level. Make sure the foot is positioned perpen
2) Lean the upper body forward.
3) Put the hands on armrests, if available.
4) Stand up with support from the hands, while keeping weight evenly distrib
8.2.6 Walking up stairs
The position is stabilised through high dorsiflexion damping with vertical lower
leg. Walking up stairs step-over-step is possible, depending upon the type of
fitting.
Always hold on to the handrail with one hand when walking up steps.
8.2.7 Walking down stairs
This function must be practised and executed consciously. Only by properly
stepping down with the sole can the system switch correctly and permit con
trolled rollover. The motion must be carried out in a continuous pattern in
order to allow the motion to proceed in a fluid manner.
A stair function can be activated by using the adjustment software. See the fol
lowing section for further information regarding the stair function.
1) Hold on to the handrail with one hand.
2) Position the leg with the prosthetic foot on the step so that as much of the
3) Place the contralateral side onto the next step.
4) Place the leg with the prosthetic foot on one step beyond the next step.
5) At the end of the stairs, take a bigger step when transitioning to level
8.2.7.1 Stair function
The stair function increases the rollover angle when walking down stairs. This function should be
switched on when walking down stairs step-over-step. If walking down stairs step-over-step is not
required, this function can be switched off. Further information on switching on/off see Page 59.
54 | Ottobock
dicularly under the knee or shifted further forward, and that weight is dis
tributed evenly over the feet.
INFORMATION: The ankle joint may lock if the prosthetic foot is set
further back than at a perpendicular angle under the knee.
uted on the feet.
sole of the foot as possible is on the step.
INFORMATION: Rolling the foot over the edge of the stair is not
necessary.
While doing so, check whether the knee joint and prosthetic foot will allow
this motion.
ground, so that the prosthetic foot switches over correctly from walking
down the stairs to normal walking phase.