Abstract:Objective: To compare the accuracy of alginate substitute with polyvinyl siloxane (PVS) impression materials for both single and multiple implant restorations using open- and closed-tray techniques placed unilaterally in a partially edentulous maxillary Typodont model.
Methods: Two maxillary typodont hard models, two impression materials and two impression techniques were used in this study. A total of 80 impressions were made for both models simulating clinical scenario for single and multiple implant restora… Show more
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