28 months
The fixed labial orthodontic appliances were removed and maxillary and
mandibular flossable fixed retainers were bonded on the anterior teeth
to reduce the potential for rotational relapse (Figure 6). Maxillary and
mandibular vacuum formed Essix® C+ material (Dentsply Raintree Essix®)
removable retainers were also issued for indefinite nocturnal wear.