LGCY Flashcards
1
Q
What is the total surface contact area of the ankle joint?
A
350 mm squared when loaded at 500 newtons of pressure.
2
Q
what percentage of the gait cycle is taken up by stance phase?
A
62%
Further divided into three intervals: Heel strike, heel lift, toe off.
3
Q
During which part of stance phase does the ankle have most of its pressure?
A
During heel off when the ankle is in its greatest form of dorsiflexion.
4
Q
How do orthotics help with ankle joint arthritis?
A
Helps to put the hindfoot in good alignment with the midfoot during stance phase.
It also slows down the heel lift aspect of stance phase.
5
Q
what’s the counter argument to using acetate steroids in the ankle joint?
A
that if the ankle joint is not salvageable its just as good to use for pain relief.
