The 20 cm (7.5 inch) Assisi Loop® delivers a clinically effective therapeutic signal to damaged tissue that is positioned within the perimeter of a barrel-shaped treatment zone, as illustrated. The effective treatment zone (ETZ) extends 25 cm (10 inches) above and below the plane of the applicator coil (i.e. 50 cm or 20 inches, from end-to-end). The diameter of the ETZ is 25 cm (10 inches) at its widest point around the applicator coil and 20 cm (7.5″) at its ends.

The ETZ for the 10 cm (4 inch) Loop extends 12.5 cm (5 inches) above and below the plane of the applicator coil. The diameter of the zone is also 12.5 cm (5 inches) at its wides point around the applicator coil.