Advantages of Lingual Therapy (1-4) For the patient, lingual appliances have several clear-cut advantages over labial appliances:
Four distinct situations exist where lingual appliances may be more effective than labial appliances because of their unique mechanical characteristics.
Maxillary first bicuspid extraction cases, where distal molar movement is not required and where retraction of upper incisors would lend to close the bite, have also been proved to be ideal for lingual appliances.
In certain cases, it is possible to place the maxillary micro implant in the buccal region, even when using lingual appliances.
Most adult and many young patients would prefer "invisible" lingual appliances
if costs, treatment times, and results were comparable to those of labial appliance treatment because of esthetic consideration.