Results 11 to 20 of about 4,415,236 (299)

Evaluation of physico-mechanical properties of dental plaster modified with pulverized acrylic waste [PDF]

open access: yes, 2023
Background: Dental plaster is most widely used to make temporary casts and as an investment medium during the fabrication of removable complete and partial denture prostheses. Dental plasters exhibit poor mechanical properties.
Alla, Rama Krishna   +9 more
core   +1 more source

Gypsum-bonded Investment and Dental Precision Casting (II) Investment for the Quick Casting Technique

open access: yesDental Materials Journal, 2003
Part I of this study presented a hypothesis that the thermal expansion of gypsum-bonded investment should become higher under heating conditions favorable for the formation of ahemihydrate. The present study aimed at proving this hypothesis by simulating the rapid heating condition employed in the quick casting technique.
Toshiko, Mori, Farzaneh, Aghajani
openaire   +4 more sources

Effect of phosphate-bonded investments on titanium reaction layer and crown fit

open access: yesBrazilian Oral Research, 2010
This study analyzed the reaction layer and measured the marginal crown fit of cast titanium applied to different phosphate-bonded investments, prepared under the following conditions (liquid concentration/casting temperature): Rema Exakt (RE) - 100%/237 ...
Sicknan Soares da Rocha   +4 more
doaj   +1 more source

Mounting casts on a mechanical articulator by using digital multisource data: A dental technique

open access: yesThe Journal of Prosthetic Dentistry, 2021
A facebow transfer is typically used for mounting a maxillary gypsum cast in an ideal location in a mechanical articulator. However, the facebow transfer procedure is difficult and may cause the patient discomfort. This proposed technique uses a patient's cone beam computed tomography (CBCT) data to reproduce the occlusal plane in relation to digital ...
Jong-Eun Kim   +4 more
openaire   +3 more sources

A design-for-casting integrated approach based on rapid simulation and modulus criterion [PDF]

open access: yes, 2009
This paper presents a new approach to the design of cast components and their associated tools. The current methodology is analysed through a case study and its main disadvantages underlined.
VERON, Philippe   +2 more
core   +1 more source

Gypsum-bonded Investment and Dental Precision Casting (III) Composition of Investment for the Quick Casting Technique

open access: yesDental Materials Journal, 2004
A simultaneous differential thermal analysis and thermogravimetry method previously established was used to estimate the composition of gypsum-bonded investment marketed for the quick casting technique. Three commercial investments of this type were heated to 700 degrees C at 10 degrees C/min and the hemihydrate content was estimated by the mass ...
Toshiko, Mori, Farzaneh, Aghajani
openaire   +4 more sources

Volumetric Analysis of Post Space Impressions Made using Digital Scan and Cone Beam Computed Tomography Imaging: An In-vitro Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research
Introduction: Digital impressions are dental scans captured using Three-dimensional (3-D) scanning technology. Scanning deeper areas can affect the accuracy and completeness of the digital impression, potentially leading to inaccuracies in the final ...
N Vanamala   +5 more
doaj   +1 more source

Prefabricated light-polymerizing plastic pattern for partial denture framework

open access: yesContemporary Clinical Dentistry, 2011
Our aim is to report an application of a prefabricated light-polymerizing plastic pattern to construction of removable partial denture framework without the use of a refractory cast. A plastic pattern for the lingual bar was adapted on the master cast of
Atsushi Takaichi   +2 more
doaj   +1 more source

Fluorotic Enamel Susceptibility to Dental Erosion and Fluoride Treatment

open access: yes, 2023
The purpose of this in vitro study was to test the hypothesis that fluoride treatment can prevent dental erosion on fluorotic enamel of different severities.
Silva, Cristiane Araújo Maia   +5 more
core   +1 more source

A comparison of the traditional casting method and the galvanoforming technique in gold alloy prosthetic restorations

open access: yesCurrent Issues in Pharmacy and Medical Sciences, 2015
Gold is a dental material with very good mechanical properties. It is also aesthetic and biocompatible with the tissues of the oral cavity even at 100% purity.
Sarna-Boś Katarzyna   +5 more
doaj   +1 more source

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