The first step is to expand the palatal segments through activation of the wire located between the two omegas. For this purpose threepronged straight pliers are used Figures 6A and 6B.
El primer paso es expandir los segmentos del paladar con la activación del alambre localizado entre las dos omegas utilizando las pinzas rectas de tres-picos Figuras 6A y 6B.