Comparison of Opal self-ligating brackets with manually ligating brackets.

This study was conducted with aim to evaluate the efficiency of the newly introduced Opal self-ligating brackets (SLB). The chairside time saved, appliance efficiency, bracket bond failures, breakages and bracket staining in the Opal SLBs were compared with the conventional standard metal manually ligating brackets (MLBs) of MBT system. Seven patients were compared in each group.