搜索结果: 1-12 共查到“医学 Crowns”相关记录12条 . 查询时间(0.058 秒)
The influence of mold temperature on the fit of cast crowns with commercially pure titanium
Marginal adaptation Crowns Titanium Dental casting investment
2009/10/19
Commercially pure titanium (CP Ti) has been widely applied to fabricate cast devices because of its favorable properties. However, the mold temperature recommended for the manufacture of casts has bee...
A retrospective clinical, radiographic and microbiological study of periodontal conditions of teeth with and without crowns
Periodontal diseases Tooth crown Periodontics Prosthodontics
2009/10/19
The aim of this study was to evaluate retrospectively the periodontal conditions of teeth with fixed crowns that had been in place from 3 to 5 years before the study was conducted. Forty individuals w...
Effect of ultrasonic instrumentation on the bond strength of crowns cemented with zinc phosphate cement to natural teeth. An in vitro study
Zinc phosphate cement Tensile strength Tooth crown Ultrasonic therapy
2009/10/16
Several studies have reported the benefits of sonic and/or ultrasonic instrumentation for root debridement, with most of them focusing on changes in periodontal clinical parameters. The present study ...
Effect of Thermal Misfit between Different Veneering Ceramics and Zirconia Frameworks on in vitro Fracture Load of Single Crowns
Zirconia Thermal misfit Fracture load
2009/9/14
Thermal misfit is deemed as one reason for the chipping of veneered zirconia restorations. Aim of the present study was to assess the effect of thermal misfit on the fracture load of veneered zirconia...
Marginal and Internal Adaptation of Zirconium Dioxide Ceramic Copings and Crowns with Different Finish Line Designs
Adaptation Zirconium dioxide Finish line
2009/9/14
The present study evaluated the marginal and internal adaptation of single-tooth zirconium dioxide (ZrO2) ceramic copings or crowns with three different finish line designs. Twenty-four steel dies wer...
Analysis of Internal Defects in All-ceramic Crowns Using Micro-focus X-ray Computed Tomography
MicroCT All-ceramic crown Internal defect
2009/9/14
The purpose of this study was to examine all-ceramic crowns for internal defects using micro-focus X-ray computed tomography (microCT). Mono-ceramic CAD/CAM crowns, ceramic-core CAD/CAM crowns, and he...
Machining Accuracy of Crowns by CAD/CAM System Using TCP/IP: Influence of Restorative Material and Scanning Condition
TCP/IP CAD/CAM Machining accuracy
2009/9/14
The purpose of this study was to determine the optimal condition for fabricating accurate crowns efficiently using an internet-based CAD/CAM system. The influences of three different CAD/CAM restorati...
Marginal and Internal Fit of All-ceramic Crowns Fabricated with Two Different CAD/CAM Systems
Marginal and internal fit All-ceramic crown CAD/CAM system
2009/9/11
This study evaluated the accuracy of marginal and internal fit between the all-ceramic crowns manufactured by a conventional double-layer computer-aided design/computer-aided manufacturing (CAD/CAM) s...
Retentive Force of Pure Titanium Konus Telescope Crowns Fabricated Using CAD/CAD System
Konus telescope crown CAD/CAM system Retentive force
2009/9/11
The purpose of this study was to investigate the clinical application possibility of pure titanium konus telescope crowns fabricated using a CAD/CAM system. For the CAD/CAM system, Dental Cadim (Advan...
Length of the Clinical Crowns of Teeth In Malocclusions Treated With And Without Extraction
Clinical Crowns Teeth Malocclusions Treated
2009/3/15
Length of the Clinical Crowns of Teeth In Malocclusions Treated With And Without Extraction.
Three-Dimensional Analysis of Changes in Location of Crowns and Root Apices of Maxillary Central Incisors
Three-Dimensional Analysis Root Apices Maxillary Central Incisors
2009/3/9
Three-Dimensional Analysis of Changes in Location of Crowns and Root Apices of Maxillary Central Incisors.
Penetration of resin into experimentally formed infractions in porcine tooth crowns
Lamella Resin Tooth infractions Trauma
2008/11/11
Tooth infractions are regarded as possible pathways for microorganisms and other pulpal irritants in gaining access to the dental pulp; hence, these defects must be sealed to prevent subsequent pulpal...