Dynamic Adjustment - Blatchford EchelonVT Série Instructions D'utilisation

7.4

Dynamic Adjustment

Adjustment of the hydraulic valves
The user should experience the ankle moving with the body through the gait cycle. There should
be no effort exerted by the user to overcome the hydraulic resistance of the ankle.
PF
1st
DF
2nd
Adjust the Dorsiflexion
valve to
increase resistance
(clockwise)
Guidance:
Following dynamic adjustment, trial the foot/ankle on ramps and stairs. Ensure the user is
comfortable with the kind of terrain he/she may normally be expected to encounter. If the user
reports any issues with comfort, usability or range of movement of the ankle, adjust accordingly.
Adjust the Plantar
flexion valve to
reduce resistance
(counterclockwise)
Yes
Upon walking, does the user
experience foot slap?
No
Does the
user find the
Yes
heel too
hard?
No
Transfer should be smooth.
Does the user feel as if they
are walking uphill?
No
Does the user feel as
if they are being
thrown forwards
through stance?
No
11
Yes
Adjust the Plantar
flexion valve to
increase resistance
(clockwise)
Adjust the
Dorsiflexion
Yes
valve to
reduce resistance
(counterclockwise)
938315S/4-0520