The investigator proposes a multi-centre study to investigate tipping of teeth, bringing into consideration the height of the osteotomy line and the height and placement of the transpalatal distractor as possible factors. If tipping occurs depending on these factors, the investigator could identify the situations that cannot be straightened by the orthodontist and provide another course of action for these specific patients.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Tooth axis
Timeframe: 3 weeks postoperatively