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Flashcards in AKA Prosthetic Components Deck (16)
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1

Alignment of femur in ischial containment socket

Adducted alignment of femur in the socket

2

Mediolateral and AP dimension of ischial containment vs. quadrilateral socket

Ischial containment is narrower mediolateral.
Quadrilateral socket is narrower anteroposterior.

3

Advantage of a polycentric knee

It has a mobile center of rotation that allows for stability and control

4

Amputees with residual femur < how much are fitted as hip disarticulation

<5cm

5

Which of the 5 AKA suspension systems has less medial lateral control and is less secure

Total elastic suspension belt

6

Where is weight bearing for a hip disarticulation prosthesis?

Ischial tuberosity

7

5 suspension systems for AKA prostheses

1. Suction
2. Gel liner with pin
3. Total Elastic Suspension Belt
4. Silesian Belt
5. Hip joint and pelvic band

8

Which of the 5 AKA suspension systems is on patients with severe hip abductor weakness

Hip joint and pelvic band

9

What kind of suspension is used for a swimmer for a BKA vs AKA

BKA use a rubber suspension sleeve.
AKA use a waterproof suspension belt.

10

Which of the 5 AKA suspension systems is the most secure suspension method with greatest control

Suction socket

11

What is the standard prosthesis used for a hip disarticulation

Canadian hip disarticulation prosthesis

12

Where is weight bearing concentrated in ischial containment socket?

Medial aspect of ischium and ischial ramus

13

2 socket designs for AKA

1. Quadrilateral transfemoral socket
2. Ischial Containment Socket

14

Which of the 5 AKA suspension systems is used with those with volume fluctuations and has good shear control

Gel liner with pin

15

Where is ischial tuberosity on the quadrilateral socket?

It sits on top of the posterior brim

16

What provides bony lock in ischial containment socket?

Ischium