Twain Impaction-A Novel Orthodontic Approach

Abstract

Primary failure of eruption (PFE) contend one of the varied rationale for etiology of malocclusions with eruption sequence disturbances. In a contemporary world of modernisation and advanced technological innovations, orthodontics is being revising its literature with new dimensions fortifying the biomechanics with biological considerations. The Poul Gjessing universal spring which is a distinguished and highly efficient spring assured simultaneous three dimensional control of teeth, which being a sculler achievement of many specialists. This seldom case report details a unique in its incidence with ectopically erupted and impacted first premolar interfering the late eruption pathway of canine, leading to twain impaction.

Keywords

• canine impaction
• premolar impaction
• pg spring
• primary eruption failure
• 3-d tooth movement