The obvious pillar tooth 2.2, adjacent to the main gap, could not be used as main anchorage despite having bone support on distal surface, since it would give way in a short period of time.
El pilar obvio 2.2 contiguo a la brecha principal no podía ser utilizado como anclaje principal, a pesar de tener respaldo óseo en distal, ya que claudicaría en poco tiempo.