Fig. 50

Brace design for E type. The difference between E1 and E2 is the same difference in the size of the main pad. A long-high thoracolumbar with apex at T12—E2 type—needs a larger pad in comparison with E1. The main thoracic pad works mainly as a counter-rotation force and a counter lateral to medial force worn the virtual apex of the compensatory functional thoracic curve. Although this curve does not exist originally it tends to appear when the structural lumbar or thoracolumbar curve are corrected