 Erich arch bars were adapted to the maxilla from the first molar to the contralateral first molar and secured with 24-gauge surgical steel wire on the posterior teeth and 26-gauge surgical steel wire on the anterior teeth. 
Erich arch bars were adapted to the maxilla from the first molar to the contralateral first molar and secured with 24 - gauge surgical steel wire on the posterior teeth and 26 - gauge surgical steel wire on the anterior teeth .