PMC6009024_01
Periapical radiograph with gutta-percha (GP) in situ which had been inserted through the sinus. The GP pointing towards the area of plate and screws with the dislodged molar tube in its vicinity.
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The radiograph revealed the gutta-percha pointed towards the site of titanium plate and screws placed used for rigid fixation, and with the molar orthodontic tube appliance in its vicinity (Figure 1).
Cone Beam CT images showing the dislodged molar tube lying outside the right maxillary antrum, as indicated by the arrow in axial view (a), while its position in relation to the rigid plate and screws on the zygomatic buttress can be seen clearly in 3-D image (b).
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A cone beam CT was performed to provide a 3D detailed location of the appliance (Figures 2(a) and 2(b)) and confirmed it to be located outside the maxillary antrum.
Titanium plate and screws and the stainless steel molar tube removed in the surgery.
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However, a decision was made to remove them based on the fact that they are present in an infected area. (Figure 3).