Mehrad Afzali - Assistant Professor, Department of Orthodontic, School of Dentistry, Hormozgan University of ‎Medical Sciences, Bandar Abbas, Iran‎
Samaneh Nakhaei - Assistant Professor, Department of Orthodontic, School of Dentistry, Birjand University of ‎Medical Sciences, Birjand, Iran
Raha Habib-Agahi - PhD Student, Oral and Dental Disease Research Center AND Kerman Social Determinants on ‎Oral Health Research Center, Kerman University of Medical Sciences, Kerman, Iran‎

BACKGROUND AND AIM: The aim of this case report is to present an approach used to correct severe rotation of anterior maxillary teeth in a pre-adolescent boy.CASE REPORT: The patient was an ۸-year-old boy in the mixed dentition stage and severe rotation of upper right central incisor. Whip appliance was consisted of a removable plate, a cantilever spring and a bonded molar tube on rotated tooth. After initial alignment and overcorrection of rotation during ۶ months, circumferential supracrestal fiberotomy was performed. About ۱ week after surgery, the device was removed and the retention period initiated.CONCLUSION: He semi-fixed-removable appliance can be very effective for correcting severe rotation of anterior teeth.

Maxillary Incisor, Tooth Rotation, Whip Appliance