Effect of muscle exercise with an oral screen on lip function.

@article{Ther1990EffectOM,
  title={Effect of muscle exercise with an oral screen on lip function.},
  author={Urs Walter Th{\"u}er and B F Ingervall},
  journal={European journal of orthodontics},
  year={1990},
  volume={12 2},
  pages={198-208}
}
The study aimed at evaluating how training of the lips with an oral screen affects the strength of the lips and the pressure of the lips on the teeth. In addition, the effect of the treatment with an oral screen on the dentition was studied. The treatment and lip training programme was instituted for 9 months in 16 children, 7-11 years old, with protruding maxillary incisors. The effect on the dentition was studied on dental casts made before and at the end of the treatment, and 5 months… CONTINUE READING