Heel Bisection Discussion

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5 to 1 Ratio of Cast Correction to Actual Foot Change

The Inverted Orthotic Technique is a manufacturing process to help change foot position. After years of study, it was concluded that on average a 25 degree Inverted Cast Modification should correct the foot into 5 degrees more varus alignment. This holds true for 35 degrees correction making 7 degrees change, etc.