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Comparison of the accuracy for three dental impression techniques and index: An in vitro study
(2013-09-27)
Objectives: This in vitro study compared the dimensional accuracy of stone index (I) and three impression techniques: tapered impression copings (T), squared impression copings (S) and modified squared impression copings ...
A new portable vibrator for plaster pouring: effect on the marginal fit at cylinder-abutment
(Univ Sao Paulo Fac Odontologia BauruBauru-spBrasil, 2012)
Evaluation of a two-step pouring technique for implant-supported prostheses impression
(2010-09-07)
The aim of this study was to evaluate the efficacy of a pouring technique for implant-supported prostheses impressions. A metallic matrix (control group) with two implants positioned at 90 and 65 degrees was fabricated. ...
Fadiga de grampos de retenção em prótese parcial removível. Efeito de ligas, espessuras e técnicas de fusão. Parte II.
(1990-12-01)
The authors tested the T clasp of Roach in three differents proportions among width and thickness: E1-1.7; E2-2.0 and E3-2.3, with a constant length of 15 mm. These clasps were casted with three cobalt-chromium alloys ...
Accuracy of stone casts obtained by different impression materials
(Sociedade Brasileira de Pesquisa Odontológica, 2008)
Several impression materials are available in the Brazilian marketplace to be used in oral rehabilitation. The aim of this study was to compare the accuracy of different impression materials used for fixed partial dentures ...
Comparison of different ultrasonic tip angulations on time required for cast post removal
(2014-01-01)
Aim: The aim of this study was to design, develop and compare ultrasound tips with different angulations on time required for cast post removal. Materials and methods: To test and compare the ultrasonic tips developed, 36 ...
Custom cast ball attachments used on outdated implants to restore a maxillary implant-supported overdenture
(2017-08-01)
The lack of compatible prosthetic components can be a complication during oral rehabilitation using outdated implants. The aim of the present clinical report was to describe an alternative technique for the fabrication of ...