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Flashcards in Knee Units Deck (17)
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1

What K ambulator is polycentric knee good for?

K2

2

Which knee unit adapts to changing conditions and prevents falls?

Microprocessor-control knees

3

What K ambulator is manual locking knee used in?

K1

4

What patient population can stance control knees not be used in

Bilateral AKA because knees won't bend with loading, which means you can't bend both knees at the same time in a patient with AKA.

5

Which knee unit is good for those with variable cadence

Pneumatic/hydraulic knee units

6

Which knee unit is the most stable?

Manual locking knee

7

What kind of gait phase control do hydraulic knees provide?

Swing or swing and stance phase control

8

Which knee unit uses a braking mechanism that prevents further knee flexion when weight is applied

Stance control knee

9

What is the disadvantage of manual locking knee?

You have to walk with the knee straight.

10

What K ambulator is hydraulic/pneumatic knee for?

K3/4

11

Stance control knee provides stable stance for up to how many degrees of flexion

20 degrees of knee flexion

12

Which knee unit has a mobile center of rotation and more than 1 axis of rotation

Polycentric knee

13

Single axis knees are used for what K ambulator?

K1

14

What activities do stance control knees not allow you to do?

Activities that require knee motion under weight bearing, sucking as going downstairs

15

Which knee unit has only a single walking speed

Single axis knee

16

What do single axis knees rely on for stability?

Alignment and voluntary control

17

Which knee unit has good cosmesis when patient is sitting

Polycentric knee because it folds under itself when patient is sitting