Comparison and Evaluation of Various Drying Methods on Surface Hardness of Type IV Dental Stones: An In vitro Study [0.03%]
不同类型牙科石膏干燥方法对其表面硬度影响的体外实验研究
D Sriteja,Vs Lakshmi Thorreti,S V Ravindra et al.
D Sriteja et al.
Accurate dental restorations require die materials with optimal surface hardness. This study evaluated drying method effects on three Type IV dental stones: Elite Rock (ZERMACK), Fuji Rock (GC), and Kal Rock (KALROCK). One hundred twenty sa...
Influence of orthodontic bracket block-out materials on superimposition errors when substituting scanned dental imaging data onto computed tomography images [0.03%]
正畸托槽遮挡材料对替代扫描牙片图像到CT图像重合误差的影响
Sang-Hoon Kang,Taek-Geun Jun,Sehyun Choi et al.
Sang-Hoon Kang et al.
Materials and methods: A typodont model was created by bonding orthodontic brackets to teeth on plaster dental stones using melted dental base-plate wax.
Evaluating the accuracy of CAD/CAM optimized stones compared to conventional type IV stones [0.03%]
评估CAD/CAM优化石与常规第四型石的准确性比较
Gülsüm Ceylan,Faruk Emir
Gülsüm Ceylan
There were no significant differences between the tested dental stones (p = .768). However, the EM models (35.6 μm) were more precise than the BC (46.9 μm) and ERF (56.4 μm) models (p = .001, p < .001). EM models also showed the highest point cloud density.
Sudarsan Ravichandran,Jayanth Kumar Vadivel
Sudarsan Ravichandran
This study revealed the prevalence of dental stones in the sample population was low. However, of the teeth examined, the mandibular arch had a higher incidence when compared to the maxillary arch. No significant correlation was found among gender or age.
Accuracy of Conventional and Digital Methods of Obtaining Full-Arch Dental Impression (In Vitro Study) [0.03%]
传统方法与数字方法获取全口牙列印模的准确性研究（离体研究）
Hassan A Husein,Mhd Luai Morad,Shaza Kanout
Hassan A Husein
After that, they were poured with type IV dental stones and scanned too. The reference cast was scanned by an intraoral scanner eight separate times. Digital models within each group were superimposed individually to measure precision.
A Comparative Evaluation of Abrasion Resistance of Three Commercially Available Type IV Dental Stone, Dried using Three Different Drying Techniques - An In vitro Study [0.03%]
三种不同干燥技术对三种商品化四型 dental stone 的耐磨性评估——一项体外研究
Sayed M Killedar,Rajesh Shetty,Rahul J et al.
Sayed M Killedar et al.
Aim: The present study was conducted in vitro to determine the abrasion resistance of three commercially available Type IV dental stones using three different drying techniques.
Yuko Nagasawa,Yasushi Hibino,Hirotaka Shigeta et al.
Yuko Nagasawa et al.
The fluidity at pouring time, setting time, density, powder particle distributions, linear setting expansion, compressive strength and surface reproduction of detail for dental stones were investigated. The marginal adaptations of cast crowns to dies made with each stone were also determined.
Correction: Accuracy of fit of implant-supported bars fabricated on definitive casts made by different dental stones [0.03%]
纠正：由不同齿科石制造的 definitivE. casts 的植入支撑杆的配合精度
Ioannis Kioleoglou,Argirios Pissiotis,Konstantinos Michalakis
Ioannis Kioleoglou
[This corrects the article on p. 252 in vol. 10, PMID: 29721227.].
The Effect of Microwave Oven Drying on the Compressive Strength of Type III and IV Dental Stones at Different Time Intervals [0.03%]
微波炉干燥对III型和IV型牙科石膏在不同时间间隔内的抗压强度的影响
Suha Fadhil Dulaimi,Sabiha Mehdi Kanaan
Suha Fadhil Dulaimi
Background: Dental stone cast needs 24 to 48 hours to evaporate excess water and acquire enough strength for manipulation. The microwave oven is used to save time by drying and disinfecting stone casts. ...
Accuracy of fit of implant-supported bars fabricated on definitive casts made by different dental stones [0.03%]
不同牙科石膏制作的最终印模铸型上铸造的种植体支持式杆件的适配精度研究
Ioannis Kioleoglou,Argirios Pissiotis,Michalakis Konstantinos
Ioannis Kioleoglou
Material and methods: The dental stones tested were QuickRock (Protechno), FujiRock (GC), Jade Stone (Whip Mix) and Moldasynt (Heraeus). Three external hexagon implants were placed in a polyoxymethylene block....Then, definitive models from the different types of dental stones were fabricated.
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