navigation

Navigation

Aim

 

Attempt to reduce outliers in all 3 planes of the knee

- improve alignment

- theoretically improve survival and outcomes

 

TKR Valgus Femoral Implant Non Navigated

 

Types

 

Image based

 

Pre-op CT

- uncommon

- resource heavy

 

Management

Observation

 

Curves < 20o observation only at 3-6 month intervals depending on growth rate 

 

Non Operative Management / Bracing 

 

Never brace curves if patient Risser 4 or 5 

 

Indications

 

1.  Risser 0-2 (growth potential)

 

2.  Curve >30o adolescent

 

3.  Curve >25o with progression (5o in six months)