Ankle Foot Orthosis Flashcards
1
Q
- Dorsiflexion assist
- Indication: dorsiflexion
weakness, foot drop - No malleoli coverage: not
indicated for pt’s c medio-lateral instability
A
Posterior leaf spring
2
Q
- The coiled spring
compresses in stance and
rebounds during swing. - The tightness of the coil can
be adjusted. - noticeably bulkier
A
Klenzak joint/Dorsiflexion spring
assist
3
Q
- Indicated for patients with
weak dorsiflexors - Prevent toe dragging
- Can control knee buckling
- Promotes dorsiflexion due to weak pre-tibialis
A
Plantarflexion resistance/Posterior
stop
4
Q
- Indicated for patients with
paralysis of the triceps
surae - Controls genu recurvatum
and buckling - Promotes plantar flexion
- Provides extension motion
at the knee area
A
Dorsiflexion resistance/ Anterior stop
5
Q
- Limits all foot and ankle
motions - Used for hemiplegia and spastic diplegia
A
Plastic Solid AFO
6
Q
- Resists/assists both PF and DF
A
Bi-channel adjustable ankle locks
7
Q
- AKA Medial T-Strap
- Lateral Posting (opposite
force)
A
Valgus Correction Strap
8
Q
- AKA Lateral T-strap
- Medial Posting (opposite
force)
A
Varus Correction Strap
9
Q
- Reduce amount of weight
transmitted through the
foot - Indication: post-operative
pain`
A
Patellar tendon bearing-brim
10
Q
- Imposes posteriorly
directed force providing
extension moment in the
stance without preventing
flexion during swing - Places foot in slight PF
A
Floor reaction Orthosis
11
Q
- Controls all motion in all
planes - Disadvantage: cannot
accommodate fluctuating
leg volume
*If case states “pt. has fluctuating leg volume”
don’t use this
A
Spiral AFO
