Resumo

ALVAREZ LLANES, Marina; CARDOSO NAVARRO, Ignacio; GOMEZ MARINO, Mercedes  e  CABRERA VILLALOBOS, Yanelys. Effectiveness of the bar I retainer with proximal plate in Kennedy´s class I. AMC [online]. 2010, vol.14, n.1, pp. 0-0. ISSN 1025-0255.

Background: in the stomatological prosthesis, the partially toothless patient constitutes the biggest demand; reason for which is necessary to offer him/her a rehabilitation whose design conserves the health of the stomatognathic system, comfort and acceptable esthetics. Objective: to evaluate the effectiveness of the bar I retainer with proximal plate in front of Roach in Y, according to biomechanics’ aspects, as well as its effects relating to the periodontal health of the abutment teeth. Method: an observational explanatory study in the Teaching Odontology Clinic "La Vigía" of Camagüey, from November 2004 to September 2006, with thirty total superior toothless patients and inferior partials pure Kennedy’s Class I. Results: best results regarding to heap of foods, functional comfort and esthetics were registered in patients where the bar I retainer with proximal plate was placed.  It was more effective the bar I retainer with proximal plate than the one of Roach in Y, according to retention and prosthesis stability. Conclusions: the biggest quantity in clinical alterations of the periodontium appeared in patients with Roach in Y, as well as the negative changes in the periodontium of the insertion, observed to the twelve months of the prosthetic post-installation.

Palavras-chave : denture partial, removable; periodontal diseases.