Week 7-Axial Bearing KAFO

Question 1

What does the Axial Bearing KAFO provide?

Answer 1

Stability at the knee, ankle, and hip (indirectly)
Offloads
Controls Genu varum/valgum
Limits weight bearing on the thigh, leg, and foot
Prevents further deformity

Question 2

What are the indications for the Axial Bearing KAFO?

Answer 2

No quadriceps strength
Unstable joints
Ulcerations, foot fractures, low ankle fractures, traumatic foot or ankle wounds.
Skin issues on the lower leg
Tibial fracture or other injury
Paralytic limbs
Osteomyeilitis

Question 3

What are the contraindications of the axial bearing KAFO?

Answer 3

Upper extremity weaknes-donning/doffing
Needing to fully not bear weight
Large or Obese individuals
Cognitive dysfunction
No tibial fractures
No knee problems

Question 4

What is the quad socket KAFO?

Answer 4

A combination of the prosthetic quad socket and AFO

Question 5

Which was the traditional design for KAFOs?

Answer 5

Quad socket KAFO

Question 6

What are the advantages of the Quad socket KAFO?

Answer 6

Less plastic bulk
Less plaster modifications
Less chance of missing Ischial Tuberosity
Better for larger individuals

Question 7

What are the disadvantages of the quad socket KAFO?

Answer 7

Limits muscles
Fails to accommodate anatomical structure
Uncomfortable
Inconsistent axial unloading
Patient is fitted to the socket- not the socket to the patient
Excessive pressure on ischial containment

Question 8

What is the ischial containment socket KAFO?

Answer 8

A combination of the prosthetic ischial containment socket and AFO

Question 9

What does the ischial socket KAFO prevent?

Answer 9

Excess torque

Question 10

What does the ischial socket KAFO provide?

Answer 10

Greater comfort

Question 11

What are the advantages of the Ischial socket KAFO?

Answer 11

Accommodates patient’s anatomy
Provides Skeletal Stability
Increased comfort
Increased control of the femur
Decreased wear on the patient’s joints

Question 12

What are the disadvantages of the Ischial socket KAFO?

Answer 12

Extra plastic bulk
Greater chance of missing ischial tuberosity
Longer modification time
Not desired for larger individuals

Question 13

What is the L-code for a normal KAFO?

Answer 13

L2128

Question 14

What are the L-codes for the the Quad socket addition?

Answer 14

L2500
L2510
L2520

Question 15

What are the L-codes for the ischial containment socket addition?

Answer 15

L2500
L2525
L2526