title: [Management of labially and mesially impacted canine by using modified vertical loop].
abstract: OBJECTIVE
  To manage labially and mesially impacted canine by using modified vertical loop.
  
  
  METHODS
  Five patients with unilateral labially and mesially impacted canine were included from the Department of Orthodontics, Xining First People's Hospital during 2011-2014 periods. All patients were treated by using modified vertical loop.
  
  
  RESULTS
  The average duration of traction was 13.6 months. All impacted teeth were brought into the arch and obtained normal occlusion.
  
  
  CONCLUSIONS
  It is an effective approach to manage the labially and mesially impacted canine by using modified vertical loop.
authors.affiliation: Department of 0rthodontics, Xining First People's Hospital. Xining 810099, Qinghai Province, China. E-mail:hwc172@163.com.
authors.forename: Wu-cheng
authors.initials: WC
authors.lastname: He
authors.forename: Yu
authors.initials: Y
authors.lastname: Yan
mesh_terms: D003481:Cuspid; D003748:Dental Equipment; D006801:Humans; D008046:Lip; D014095:Tooth, Impacted / Q000628:therapy*