Q4: Hip Orthoses

Question 1

Reported Benefits

THA

Answer 1

• decrease pain
• increase function
• improve QOL

Question 2

Surgical Techniques

THA

Answer 2

Posterior - most common as of 2015
Anterior - minimally invasive; rapid recovery and decreased pain post-op

Question 3

Anterior Approach

THA

Answer 3

Pros: earlier ambulation, shorter stay at hospital, lower dislocation rate, abductors NOT cut

Cons: increased complications and infection rates

Question 4

Complications

Anterior THA

Answer 4

Dislocations increased due to
* history of previous occurrence
* poor abductor MMT
* adductor spasticity

Question 5

Posterior Hip Dislocations

Answer 5

More common (85%)
MOI - hip flexion, adduction, int. rotation

All motions in closed chain pronation

Question 6

Ox Protocol

Post. Hip Dislocation

Answer 6

• Fixed Abduction - 10/20 degrees
• Limited Hip Flexion - ROM 0-60 degrees
• External Rotation is encouraged

Question 7

Anterior Hip Dislocations

Answer 7

MOI - external rotation and extension

Increased odds in patients with hip dysplagia and femoral anteversion

Question 8

Ox Protocol

Anterior Dislocation

Answer 8

• Fixed Abduction - 20 degrees
• Ext. Blocked - 20 degrees flexed
• Internal Rotation is encouraged (20 degrees)

Question 9

Enhancing Transverse Control

Answer 9

• HKAFO
• Attach thigh portion to a UCBL with twister cable