Orthodontics/Endodontics (Extrusion) 2009

Objectives and Goals

  • The indications and contra-indications for orthodontic extrusion.
  • The techniques involved in orthodontic extrusion.
  • The forces generated during extrusion.
  • The histologic changes occurring during extrusion.
  • The potential problems that may occur during and after extrusion.

1          Simon JHS, Kelly WH, Gordon DG, Ericksen GW. Extrusion of endodontically treated teeth. J Am Dent Assoc 1978;97:17-23.

2          Simon JHS, Lythgoe JB, Torabinejad M. Clinical and histologic evaluation of extruded endodontically treated teeth in dogs. Oral Surg 1980;50:361-371.

3          Turley PK, Joiner MW, Hellstrom S. The effect of orthodontic extrusion on traumatically intruded teeth. Amer J Orthodon 1984;85:47-56.

4          Kozlovsky A, Tal H, Lieberman M. Forced eruption combined with gingival fiberotomy. J Clin Perio 1988;15:534-538.

5          Kahnberg K-E. Surgical extrusion of root-fractured teeth - a follow-up study of two surgical methods. Endod Dent Traumatol 1988;4:85-89.

6          Malmgren O, Malmgren B, Frykholm A. Rapid orthodontic extrusion of crown and cervical root fractured teeth. Endod Dent Traumatol 1991;7:49-54.

1          Hamilton RS, Gutmann JL. Endodontic-Orthodontic relationships: a review of integrated treatment planning challenges. Int Endo J 1999;32:343-360.

2          Caliskan M. Surgical extrusion of a cervically root-fractured tooth after apexification treatment. J Endodon 1999;25:509-513.

3          Esteves T, Ramos AL, Pereira CM, Hidalgo MM. Orthodontic root resorption of endodontically treated teeth. J Endodon 2007;33:119-122.

4          Bauss O, Rohling J, Rahman A, Kiliaridis S. The effect of pulp obliteration on pulpal vitality of orthodontically intruded traumatized teeth. J Endod 2008;34:417-420.

5          Medeiros RB, Mucha JN. Immediate vs late orthodontic extrusion of traumatically intruded teeth. Dent Traumatol 2009;25:380-385.

6          Bauss O, Schafer W, Sadat-Khonsari R, Knosel M. Influence of orthodontic extrusion on pulpal vitality of traumatized maxillary incisors. J Endod 2010;36:203-207.