4 months
The rapid maxillary expansion appliance was removed and bonded molar tubes were placed on the 16 and 26. The patient had a general anaesthetic three weeks later, where the oral and maxillofacial surgeon removed the 75,85,18,28 and 45. Temporary anchorage devices (1.8 x 8.0mm – Synthes® Solothurn, Switzerland) were placed between the mandibular canines and first premolars to facilitate complete orthodontic space closure in the mandibular arch.