Sleep and Breathing

, Volume 13, Issue 1, pp 111–112 | Cite as

Dental changes associated with tongue retaining device wear

  • Hui Chen
  • Fernanda R. Almeida
  • Alan A. Lowe
Letter to the Editors

Dear Editors,

We appreciate the opportunity to answer the inquiries of readers and further explain the thoughts that we want to share with our colleagues. After a full investigation, we give our comments as follows:

Response to the first “Letter to the editors”

There were two in press references [1, 2] cited as #11 and #17 in our article that were submitted and accepted in the American Journal of Orthodontics and Dentofacial Orthopedics (AJODO) before this paper was submitted to Sleep and Breathing (S&B). These two papers were published in September 2008. The tongue retaining device (TRD) paper was the third part of the entire study. Since the AJODO could accept only standard orthodontic cases as case reports, we decided to separate the articles and submit this TRD portion to S&B.

Chen et al. Sleep Breath(2008) 12: 169–178 was the FIRST documentation of TRD tooth movements and is meant to make clinicians aware of the issue. It was purposely submitted as a Case Report since the...


Continuous Positive Airway Pressure Tooth Movement Oral Appliance Tongue Pressure Dental Change 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


  1. 1.
    Chen H, Lowe AA, de Almeida FR, Wong M, Fleetham JA, Wang B (2008) Three-dimensional computer-assisted study model analysis of long-term oral-appliance wear. Part 1: Methodology. Am J Orthod Dentofacial Orthop 134:393–407. doi: 10.1016/j.ajodo.2006.10.030 CrossRefPubMedGoogle Scholar
  2. 2.
    Chen H, Lowe AA, de Almeida FR, Fleetham JA, Wang B (2008) Three-dimensional computer-assisted study model analysis of long-term oral-appliance wear. Part 2: Side effects of oral appliances in obstructive sleep apnea patients. Am J Orthod Dentofacial Orthop 134:408–417. doi: 10.1016/j.ajodo.2006.10.031 CrossRefPubMedGoogle Scholar
  3. 3.
    Punjabi NM (2008) The epidemiology of adult obstructive sleep apnea. Proc Am Thorac Soc 5:136–143. doi: 10.1513/pats.200709-155MG CrossRefPubMedGoogle Scholar
  4. 4.
    Richtsmeier JT, DeLeon VB, Lele SR (2002) The promise of geometric morphometrics. Am J Phys Anthropol Suppl 35:63–91. doi: 10.1002/ajpa.10174 CrossRefGoogle Scholar

Copyright information

© Springer-Verlag 2008

Authors and Affiliations

  1. 1.Department of Oral Health Sciences, Faculty of DentistryThe University of British ColumbiaVancouverCanada

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