Orthotics/Prosthetics

Question 1

What is a DF assist?

Answer 1

Dynamic DF assist, primarily for weak DF, limited resistance to PF
-Assist in toe clearance during swing phase and help control PF at initial contact

Question 2

What is a PF stop?

Answer 2

Blocks PF motion and allows free DF
-For weak DF or tight PF
-Typically block PF at 90 degrees

Question 3

What is a DF stop?

Answer 3

Blocks DF motion, allows free PF, for individuals with weak PF

Question 4

What is an AFO?

Answer 4

Typically consists of a foot plate, ankle joint or strut and a proximal cuff or leg band BELOW THE KNEE
-PF stop/assist and DF stop/assist are AFO’s

Question 5

What is a KAFO?

Answer 5

Orthodox that controls motion at the ankle, knee and foot
Components: hinge joint, frontal plane control, thigh bands

Question 6

What is a HKAFO?

Answer 6

Hip-knee-ankle-foot orthosis
-Provides control for LE joints at and above the ankle
-Hip joint: typically a metal hinge joint which controls for ABD, ADD< and rotation, hip flex when locked

Question 7

THKAFO?

Answer 7

Trunk-hip-knee-ankle-foot
Trunk band added to HKAFO

Question 8

What is a hinged AFO?

Answer 8

Single axis of rotation, allowing motion in Sagittal plane while controlling motion in other planes