Retentores mais utilizados em prótese parcial removível na cidade de Patos - PB.

Abstract

The rehabilitation of patients partly toothed can be performed through removable partial dentures (RPD) and is essential for maintaining quality of life. The objective of the present study is to identify which retainers are most used in removable partial dentures at the city of Patos-PB. Five dental laboratories were selected at the city of Patos, Paraíba. Data collection was held at unannounced visits. 10 models of the upper arch and 10 of the lower arch submitted by dentists were evaluated in each laboratory. The RPDs were cataloged, examined one by one and the reference data. Their classification following Kennedy and the retainers used were added to Microsoft Excel® 2007 and a descriptive statistics were realized. In this study 100 metal frames of removable partial dentures and their models and models were submitted, being 50 maxillaries and 50 mandibular. A Class III, Mod 1 of Kennedy for a class found with higher prevalence in the maxilla (24%), Class III, Mod 2 (22%). While in the mandible, a Class more prevalent for a Class I(36%). In relation to the retainers, 201 clamps were analyzed in the maxilla being the most prevalent or Simple Circunferencial clamping clamp (32%). In the mandible, 191 retainers were found and the "T" tipped action clamp (40%) was the most prevalent. It’s concluded that the Kennedy classification most found in RPDs, at the city of Patos, were Class III, Mod 1 in the maxilla and Class I, in the mandible and the most used retainers, in the maxilla were the Simple Circunferencial and in the jaw the "T" tipped action clamp.