Axial Resist AFO Flashcards Preview

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Flashcards in Axial Resist AFO Deck (17)
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1
Q

When is a ARAFO contraindicated?

A

Condition in which pressure around the knee cannot be tolerated.

2
Q

What landmark is not involved in u weighting an ARAFO?

A

Medial and lateral malleolus

3
Q

How much pressure is removed from the calcaneus in an ARAFO?

A

Partial

4
Q

What consideration would have to be made in the design for an ARAFO for a patient with a pant alar fusion?

A

Bivalve design to allow ease of application and removal

5
Q

What consideration should be made in the design for an ARAFO for a patient with sensitive skin?

A

Soft lining material

6
Q

What is the effect of an ARAFO in the transverse plane?

A

Controls rotary motion

7
Q

Measurements for an ARAFO include

A

Diameter At femoral condyles and height to patellar ligament

8
Q

What landmarks are required for the fabrication of an ARAFO?

A

Patella
Medial flare of the tibia
Crest of the tibia

9
Q

What type of axial loading should be applied when taking an impression for an ARAFO?

A

Partial

10
Q

What position should the ankle be set in for an ARAFO?

A

5 degrees of dorsiflexion

11
Q

Why is the ankle set in some dorsiflexion for an ARAFO?

A

To assist toe clearance during swing phase

12
Q

Why is the knee flexed during the impression taking for an ARAFO?

A

The patellar ligament becomes more prominent then

13
Q

Plaster removal during cast modification for an ARAFO include?

A

Head of the fibula
Crest of the tibia
Malleoli

14
Q

Why is the patellar ligament area of a cast for an ARAFO modified?

A

Less than 50%

15
Q

What modification can be done to prevent ankle collapse of an ARAFO?

A

Thicker plastic and reinforcement of the ankle

16
Q

What can be done if there is no weight relief in an ARAFO?

A

Lengthen the AFO

17
Q

What are the indications for ARAFO?

A

Charcot joint, degenerative arthritis of the ankle joint