If the amount of movement in the sagittal plane is greater than that in the transverse plane the patient will tolerate orthotic therapy.
Subtalar joint position is controlled by maintaining the centre of the heel – position the toe and knee in the same sagittal plane by use of reference lines on the ground and wall.
The Forefoot Stability Test is used in context with other biomechanical events occurring within the rearfoot and forefoot.
This Supination Resistance Test assists to determine the amount of support required by an orthotic. The measurement is subjective and assigned an arbitrary score – high, moderate or low.
The Subtalar joint axis position can vary between individuals. The location of the Subtalar Joint Axis determines the amount of force necessary to invert the foot.
The Hubscher Manoeuvre or Jack’s Test is a method of evaluating the flexibility of a pes cavus. It is also used to determine the timing and force needed to initiate Windlass.