title: [An analysis of curative effect of activator in treating Class II division 1 malocclusion].
abstract: OBJECTIVE
  To analyze the results of class II division 1 malocclusion treated by activator.
  
  
  METHODS
  Sixteen growing patients, who were diagnosed as class II division 1 malocclusion, were evaluated by McNamara analysis.
  
  
  RESULTS
  The activator affects the growth of mandible positively and inhibits the growth of the maxilla.
  
  
  CONCLUSIONS
  The activator can treat class II division 1 malocclusion effectively, which can be perceived by McNamara analysis directly.
authors.affiliation: School of Stomatology, Shanghai Second Medical University, Shanghai 200011.
authors.forename: Y
authors.initials: Y
authors.lastname: Qian
authors.forename: X
authors.initials: X
authors.lastname: Gong
authors.forename: M
authors.initials: M
authors.lastname: Zhu
mesh_terms: D000293:Adolescent; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008312:Malocclusion, Angle Class II / Q000628:therapy*; D009967:Orthodontic Appliances