Hydration of the extracellular environment of periodontal tissues in the dynamics of orthodontic treatment in patients with distal occlusion

Authors

  • O.O. Moskovets 1, postgraduate at the Orthodontics Department
    ORCID ID: 0000-0002-6479-8192
  • A.B. Slabkovskaya 1, PhD in Medical Sciences, teaching professor of the Orthodontics Department
    ORCID ID: 0000-0001-8154-5093
  • O.N. Moskovets 1, PhD in Biological Sciences, senior laboratory technician at the Maxillofacial and plastic surgery Department
    ORCID ID: 0000-0001-9686-1769
  • 1 Moscow State University of Medicine and Dentistry, 127473, Moscow, Russia

Abstract

Aim: Improvement of methods for assessing the functional state of periodontal tissues in patients with distal occlusion.
Materials and methods.
The work carried out a comprehensive examination of 15 healthy volunteers aged 18 to 30 years (control group), and 51 patients aged 18 to 41 years with distal occlusion of the dentition before and in the dynamics of orthodontic treatment with fixed equipment. The degree of hydration of periodontal tissues was assessed using bioimpedance analysis according to an indicator that determines the ratio of resistance of periodontal tissues at different frequencies of sinusoidal current.
Results.
Before treatment, patients with distal occlusion were found to have a reduced level of periodontal hydration by 8—23% in all sextants both in the upper and lower jaw, which was statistically significant compared to the norm and in the control group. The mobility of teeth, assessed by the periotestometry indicator, increased in patients with an increase in the duration of treatment to 12 months by 1.8 times, after which it decreased by 14% with a duration of treatment for more than 13.5 months, remaining statistically significantly greater than in the examined control group. At the final stage of treatment, the index of periodontal tissue hydration in all but one sextant reached values that correspond to the norm.
Conclusion.
The performed orthodontic treatment normalizes the hydration of the periodontal tissues in all sextants, which may reflect the normalization of the cross-section of the lacunar-tubular system cavities. The data obtained can be used to improve methods for assessing the functional state of periodontal tissues in patients with distal occlusion at the stages of treatment.

Key words:

distal occlusion, periotestometry, periodontal tissue hydration, lacunary-tubular system

For Citation

[1]
Moskovets O.O., Slabkovskaya A.B., Moskovets O.N. Hydration of the extracellular environment of periodontal tissues in the dynamics of orthodontic treatment in patients with distal occlusion. Clinical Dentistry (Russia).  2021; 24 (3): 98—103

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Received

May 27, 2021

Accepted

August 24, 2021

Published on

September 1, 2021