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Short-term evaluation of the efficacy of the use of repositioning occlusal splints and NTI (nociceptive trigeminal inhibitory splint) in the control of Temporomandibular Joint Arthralgy

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Author(s):
Ana Sílvia da Mota Corrêa
Total Authors: 1
Document type: Master's Dissertation
Press: Bauru.
Institution: Universidade de São Paulo (USP). Faculdade de Odontologia de Bauru (FOB/SDB)
Defense date:
Examining board members:
Paulo Cesar Rodrigues Conti; Leonardo Rigoldi Bonjardim; Jose Henrique Rubo
Advisor: Paulo Cesar Rodrigues Conti
Abstract

The aim of this research was to test the hypothesis that the treatment with intraoral appliances (occlusal splints and device NTI) is beneficial to the control of symptoms and signs of arthralgy of temporomandibular joint (TMJ) when compared to a control group. Therefore, sixty patients were analyzed by questionnaires and tests that determined the presence of arthralgy of the TMJ and its intensity. Then this sample was randomly divided into three groups of 20 patients each: the first group was treated with repositioning occlusal splint and orientations; the second group received an anterior device (NTI nociceptive trigeminal inhibitory system), the third group of patients (the control group) just received counseling and orientations for behavioral changes. The devices were installed and used in partial time (only during sleep), and the follow-ups were performed after 2, 6 weeks and 3 months. In these sessions, patients were evaluated according the visual scale of pain (VAS), presence of noise, active mouth opening, temporomandibular joint algometry and comfort in the use of intraoral appliances for the experimental groups. The results were analyzed with Kruskal-Wallis, ANOVA and Tukey, adopting a significance level of 5%. All three groups showed improvement in signs and symptoms of temporomandibular joint arthralgy, suggesting that occlusal appliances and behavioural orientations may be beneficial in the treatment of this condition. However, the management with occlusal appliance and orientations seems to have an earlier effect. The use of occlusal repositioning splint is more comfortable at the beginning of the treatment of patients contributing to a faster reduction of their pain. Long - term studies with the NTI device are needed to establish its effectiveness and absence of adverse dental effects. (AU)

FAPESP's process: 09/03725-0 - SHORT-TERM EVALUATION OF THE EFFICACY OF THE USE OF REPOSITIONING OCCLUSAL SPLINTS AND NTI (NOCICEPTIVE TRIGEMINAL INHIBITORY SPLINT) IN THE CONTROL OF TEMPOROMANDIBULAR JOINT ARTHRALGY
Grantee:Ana Sílvia da Mota Corrêa
Support Opportunities: Scholarships in Brazil - Master